Related Manuals for Bosch FAS-420-TT Series
Summary of Contents for Bosch FAS-420-TT Series
- Page 1 Aspiration smoke detector LSN improved FAS‑420‑TP series | FAS‑420‑TT series Operation guide...
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Page 3: Table Of Contents
4.6.2 Pipe planning with pipe accessories Pipe planning for single-hole monitoring Simplified pipe planning Planning for long pipe feed lines 4.10 Planning with acceleration openings 4.11 Planning for forced airflow Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 4 Testing the detector module and alarm transmission Checking Malfunction Transmission Checking airflow monitoring FAS‑420 Functional test 7.6.1 Preparations for the functional test 7.6.2 Conducting the functional test Maintenance Visual check Flash code table 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 5 With detonation safety barrier Planning with air filter 9.4.1 Without any other pipe accessories 9.4.2 With water separator 9.4.3 With detonation safety barrier Commissioning/Service Test Record for FAS-420 series Aspiration smoke detectors Index Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 6: Safety
Arbitrary constructional changes to the smoke aspiration system – Acts of God. Bosch Sicherheitssysteme GmbH, hereinafter referred to as Bosch, assumes no liability for damage or malfunction arising through failure to comply with this operation guide. Caution! The equipment may only be installed by authorized and qualified personnel! Copyright The copyright to this operation guide remains with Bosch. -
Page 7: Disposal
You can also pinpoint the exact location of the fire using the innovative fire source identification operation. FAS-420 Aspiration smoke detector series were developed specifically for connection to Bosch fire panels with LSN improved version technology and therefore offer the following extended features: –... - Page 8 Selecting the fan voltage The fan voltage for special planning can be increased from 6.9 V to 9 V by relocating the fan jumper. This increases the air transport speed and therefore reduces detection time. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 9: Areas Of Application
Area monitoring occurs – In rooms with air-conditioning for server rooms etc. – In ventilation ducts – In double floors, false ceilings – In IT rooms, e-distributor rooms, transformer cells Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 10 Equipment monitoring involves the direct monitoring of an object. These can be unventilated or force-cooled units or cabinets, e.g. – Distributor cabinets, switching cabinets – Telephone-switching equipment – Measuring, control, and regulation equipment. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 11 All ‑SL variants are equipped with an extremely quiet fan and can therefore be used in noise- sensitive areas, such as – Hotels – Hospitals – Libraries – Prisons etc. Clicking FAS / FCS Principle of equipment monitoring with FAS-420 series aspirating smoke detectors Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 12: System Overview
The LOGIC·SENS intelligent signal processing compares the measured smoke level with known disturbance variables and decides whether something is an alarm or deception. LOGIC SENS can be activated or deactivated using the fire panel's programming software. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... - Page 13 Calibrating the airflow sensor Automatic airflow sensor calibration makes it significantly easier to start the FAS-420. The initialization phase is carried out according to or independently of the air pressure as desired. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 14: Aspiration Smoke Detector Series And Accessories Overview
FAS-420-TT1 /FAS-420-TT2: smoke level LED(s), LEDs for info, internal and main alarm, malfunction and operation – 1 detector module (for FAS-420-TP1 and FAS-420-TT1) and/or 2 detector modules (for FAS-420-TP2 and FAS-420-TT2). 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 15: Fas-420 Connections
Connection for air-return pipe Cable bushing for connection of fire panel 2 x M 25 for cable diameters of and additional power supply (input/ 9 - 14 mm (expandable to 14 - output) 18 mm) Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 16: Fas-420-Tp1/Fas-420-Tp2 Leds
– in the pipe system – of a detector module – caused by fan failure Main alarm 100% smoke level Internal alarm 66% smoke level Info alarm 33% smoke level 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 17: Fas-Asd-Diag Diagnostic Software
Wagner can be used for this connection; these are available by separate order. Alternatively, FNS‑420‑R LSN Strobes can be connected via LSN and configured via FSP‑5000‑RPS. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 18: Device Mounting
All ‑SL variants are equipped with an extremely quiet fan that limits the noise level to 31 dB(A). Thanks to the additional sound damper, fan noise can be reduced to 23 dB(A); this ensures that the detector is in accordance with DIN 4109 for living and sleeping areas. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 19: Pipe System Components
In areas that are susceptible to dust particles or icing, it may be necessary to blow out the aspiration pipe system and its air sampling openings. The figure below shows a manual blowing-out system with a three-way tap. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 20: Air Sampling Openings
Air sampling opening with aspiration reducing film sheet and marking tape Aspiration reducing clips In areas susceptible to obstructions or icing, special, patented ASD aspiration clips with flexible aspiration reductions are used (see figure below). 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 21: Ceiling Lead-Through
The aspiration reductions with plastic clips are available separately. 3.6.3 Ceiling lead-through Ceiling T-fitting Pipe system Complete ceiling lead- through Aspiration hose for ceiling lead-through False ceiling Knurled nut Aspiration reducing film sheet Aspiration Ceiling lead-throughs Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 22: Air-Return Pipe For Pressure Areas And Atmospheric Loads
This requires the pre-punched opening in the protective grille to be broken out. Caution! The air-return pipe of the smoke aspiration system should not exceed 2 m. Longer returns must be checked individually. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 23: Air Filters For Dusty Areas
The FAS-ASD-WS Water Separator is integrated at the lowest point in the pipe system downstream of the air filter and the aspirating smoke detector. The 45° pipe elbow permits optimum distance from the wall. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 24: Detonation Safety Barrier For Potentially Explosive Areas
This depends on the composition, concentration, temperature, and pressure of the flammable mixture. The detonation safety barrier is a flame trap that is flame-proof in the face of pipe explosions (deflagrations) and detonations. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 25: Scope Of Delivery: Smoke Aspiration System
Pipe system components Designation Product ID FAS‑ASD‑PHF16 Polywell aspiration hose, flexible, black, halogen-free F.01U.029.719 FAS‑ASD‑TRPG1 Ring nut with PG16 internal thread, 5 per set F.01U.029.721 FAS‑ASD‑CSL Quick-lock coupling, straight, PG16 internal thread F.01U.029.720 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 26 Aspiration reducing film sheet 5.0 mm AF-5.0, 10 units. 4.998.143.428 Aspiration reducing film sheet 5.2 mm AF-5.2, 10 units. 4.998.143.429 Aspiration reducing film sheet 5.6 mm AF-5.6, 10 units. 4.998.143.430 Aspiration reducing film sheet 6.0 mm AF-6.0, 10 units. 4.998.143.431 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 27: Technical Specifications
1 x 3 / 2 x 3 red LEDs for info alarm, internal alarm and main alarm Conical duct connections for Ø 25 mm – Aspiration pipe 1 pipe/2 pipes – Air-return pipe 1 pipe Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 28: Fas-420 Aspiration Smoke Detector Series - Sl Variants
Starting current, fan voltage 9 V 190 mA 250 mA 190 mA 250 mA – On standby, fan voltage 6.5 V 130 mA 170 mA 130 mA 170 mA – On standby, fan voltage 6.9 V 140 mA 180 mA 140 mA 180 mA 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... - Page 29 PVC pipe system 0 °C to +60 °C – ABS pipe system -40 °C to +80 °C Permissible relative humidity (non-condensing) 10 to 95% Special features sound power level FAS‑420‑TP1/‑TP2/‑TT1/‑TT2 ‑SL variants From 31 dB(A) Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 30: Pipe System
-30 °C to +70 °C range Replacement filter set, large (FAS‑ASD‑RFL) Features Set comprising one fine, one medium and one coarse filter insert (60 ppi, 45 ppi and 25 ppi) Application temperature -30 °C to +70 °C range 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 31: Planning
-40 °C to +80 °C range Planning Basic information on the relevant topics can be found in – Regulations, page 32 Principles of pipe planning, page 33 – Airflow monitoring, page 36 – Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 32: Regulations
Standard pipe Simplified pipe planning, page planning, page Section Planning Long supply lines Planning with long supply Section Standard pipe for long pipe feed lines planning, page lines, page 56 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 33: Principles Of Pipe Planning
– Same pipe branch lengths (should not exceed ± 20% deviation) – Same distance between neighboring air sampling openings on the smoke aspiration pipe (should not exceed ± 20% deviation). Asymmetrical structure Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 34 M-pipe: pipe system that branches into three pipe branches. – Double U-pipe: pipe system that branches symmetrically into four pipe branches. – Quadruple U-pipe: pipe system that branches symmetrically into eight pipe branches. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 35 Special cases If the pipe system does not correspond to the planning guidelines described here owing to structural circumstances, it must be calculated separately for the case in question on request. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 36: Airflow Monitoring
The activation threshold and thus the sensitivity of the airflow sensor can be set on 4 levels. Breakages and obstructions must be accurately detected in the event of a malfunction. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 37: Defining The Response Sensitivity
Standard Pipe Planning can be determined for each classification.Smoke aspiration systems with a higher fire sensitivity class according to EN 54‑20 or ISO 7240-20 also satisfy the requirements of the lower classes. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 38: Planning Limits
32 (2 x 32) module Maximum total pipe length 300 m (2 x 280 m) Minimum pipe length between 2 air sampling openings 4 m Minimum pipe length between 2 air sampling openings 12 m 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 39: Standard Pipe Planning
In the following example, a plan with air filter with 8 openings, not fitted with any other accessories, should satisfy class B. The red shaded areas show the potential plans with different pipe shapes and fan voltage. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 40 119 . Abbreviation Meaning Detector module DM‑01(05) DM-TT-01(05) DM‑10(25) DM-TT-10(25) DM‑50(80) DM-TT-50(80) Sensitivity (% LT/m) Main alarm Internal alarm l [m] Permissible total pipe length in meters 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 41 (80) (0.5) 0.5 (0.8) 0.687 PA A (1.1) 1.0 (1.6) Without any other pipe accessories Number of air sampling openings Pipe … Fans shape ≥9 ≥9 ≥9 2 x U Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 42 – 0.5% LT/m (0.8% LT/m) module – with setting 0.5% LT/m (0.8% LT/m) System parameters possible: – I-pipe system 9 V fan voltage, max. 80 m total pipe length for U-pipe system 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 43 4.0 3.8 3.6 3.6 3.4 3.2 3.0 4.0 3.8 3.6 3.4 3.2 3.0 3.8 3.6 3.6 3.2 3.2 3.8 3.8 3.2 3.2 3.8 3.8 3.4 4.0 3.8 Punch diameter of the aspiration reducing film sheet Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 44 FAS / FCS U-pipe system for space protection U-pipe system Air sampling Number of air sampling openings opening ∅ air sampling opening in mm Punch diameter of the aspiration reducing film sheet 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 45 FAS / FCS M-pipe system for space protection M-pipe system Air sampling opening Number of air sampling openings ∅ air sampling opening in mm Punch diameter of the aspiration reducing film sheet Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 46 Punch diameter of the aspiration reducing film sheet Quadruple U-pipe system for space protection 1 pipe system FAS-420-TP1 FAS / FCS FAS-420-TT1 Quadruple U-pipe system for space protection 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 47: Pipe Planning For Single-Hole Monitoring
Max. distance between 2 air sampling openings 12 m Max. number of air sampling openings (n) per pipe system I-pipe system Air sampling Number of air sampling openings opening ∅ air sampling opening in mm Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 48 III. Notice! When planning in accordance with EN 54‑20 or ISO 7240-20, level I or II must always be set for airflow monitoring. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 49 Max. number of air sampling openings (n) per pipe system U-pipe system Air sampling opening Number of air sampling openings Ø air sampling opening in mm Punch diameter of the aspiration reducing film sheet Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 50 FAS / FCS 1 pipe system FAS-420-TP1 FAS-420-TT1 2 pipe systems FAS-420-TP2 FAS-420-TT2 FAS / FCS M-pipe system for space protection Limiting values Min. distance FAS-420 – last T-fitting 4 m 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 51 I. Notice! When planning in accordance with EN 54‑20 or ISO 7240-20 , level I or II must always be set for airflow monitoring. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 52 Punch diameter of the aspiration reducing film sheet Double U-pipe system activation thresholds per pipe system Activation Number of openings thresholds 1 obstructed opening — — 2 obstructed openings — 3 obstructed openings 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 53: Simplified Pipe Planning
Max. overall pipe length (Ø 25 mm) 40 m Min. distance between air sampling openings 0.1 m Max. distance between air sampling openings 4 m Max. number of air sampling openings (n) per pipe system Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 54 Max. number of air sampling openings (n) per pipe system U-pipe system Number of air sampling openings Ø of all air sampling openings in Punch diameter of the aspiration reducing film sheet 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 55 Max. number of air sampling openings (n) per pipe system M-pipe Number of air sampling openings Ø of all air sampling openings in mm Punch diameter of the aspiration reducing film sheet Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 56: Planning For Long Pipe Feed Lines
Pipes with a 40 mm diameter are required for planning pipe feed line A. Area B is designed with 25 mm pipes in accordance with Standard pipe planning, page 39 . The plan applies for the pipe configurations described above. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 57: Planning With Acceleration Openings
– the cross-section of the last air sampling opening of a branch – the doubled cross-section of the last air sampling opening of a branch Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 58 – the cross-section of the last air sampling opening of a branch – the doubled cross-section of the last air sampling opening of a branch 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 59 Notice! Type and source of hazard Due to physical properties, the detection of pipe rupture is derated when using pipe systems with acceleration apertures. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 60 | Planning Aspiration smoke detector LSN improved I-Pipe FAS/FCS * acceleration aperture Number of apertures Sampling aperture type Ax-x.x a = Acceleration openings = 7.0 mm Number of apertures 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 61 Aspiration smoke detector LSN improved Planning | en Sampling aperture type Ax-x.x 7.0- a = Acceleration openings = 7.0 mm U-Pipe FAS/FCS * acceleration aperture Number of apertures Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 62 | Planning Aspiration smoke detector LSN improved Sampling aperture type Ax-x.x a = Acceleration openings = 7.0 mm Number of apertures Sampling aperture type Ax-x.x 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 63 Aspiration smoke detector LSN improved Planning | en a = Acceleration openings = 7.0 mm M-Pipe FAS/FCS * acceleration aperture Number of apertures Sampling aperture type Ax-x.x Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 64 | Planning Aspiration smoke detector LSN improved a = Acceleration openings = 7.0 mm Number of apertures Sampling aperture type Ax-x.x 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 65 Aspiration smoke detector LSN improved Planning | en a = Acceleration openings = 7.0 mm Double-U-Pipe FAS/FCS * acceleration aperture Number of apertures Sampling aperture type Ax-x.x Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 66 | Planning Aspiration smoke detector LSN improved a = Acceleration openings = 7.0 mm Number of apertures Sampling aperture type Ax-x.x 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 67: Planning For Forced Airflow
The speed distribution in an air-conditioning duct appears as follows: Air-conditioning duct - V Flow speed 1 > 2 > 3 > Speed distribution in an air-conditioning duct Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 68 (see Installation location of the pipe system , page 68 ) must be provided. – The pipe entries into the duct must be airtight. – The portion of the pipe system that is outside the duct must be sealed airtight. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 69 ≤ 0.5 m² section > 0.5 m² Distance of the air sampling openings 100 to 200 mm 200 to 300 mm to the wall Distance of the air sampling openings 100 mm 150 mm to one another Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 70: Project Planning With Branch Pipes
Simplified pipe planning, page 53 4.12 Project planning with branch pipes Project planning with branch pipe are suitable for sampling points which are located distantly from the main run of the pipe system. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... - Page 71 Opening diameter The opening diameters are valid for the projected aspiration apertures in accordance with the chapter „Opening diameter for standard project planning“. FAS / FCS Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 72: Planning With Air Sampling Hose
FAS/FCS aspirating smoke detector with a fan voltage of 6.5 V. In accordance to the project planning scale, the allowed total length of pipe can be 120 m for the 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 73: Planning With Air Return
50 m. The result for the maximum air sampling pipe is: Air sampling pipe length = 50 m – (10 m * 1.6) = 48.4 m) Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 74: Power Supply
The power supply units are laid out using the calculated total current Ig with the highest value. Please refer to Technical specifications, page 27 for the current consumption of the FAS-420. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 75: Installing The Aspiration Smoke Detector
Installation must only be performed by authorized and specialized personnel! Switch off the unit before carrying out any connection work! Do not connect or disconnect the detector module while switched on! Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 76: Installing The Detector Module
Carefully insert the detector module until you hear it click into place. Make sure that the used detector module is fixed tightly and securely by the bracket by additionally pushing together the brackets by hand. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 77: Settings On The Unit Motherboard
255 = CL Automatic address assignment in classic LSN mode (address range: max. 127) x = possible, - = not possible Notice! It is not permitted to use different operating modes in one loop/stub/T-tap next to each other. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 78: Setting The Fan Voltage
Number of detector modules Jumper BR1, pin no. 1+2 FAS-420-TP1 / FAS-420-TT1 1 detector module FAS-420-TP2 / FAS-420-TT2 2 detector modules X = pin pair bypassed, O = pin pair open 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 79: Installing The Unit
MT-1, e.g. onto frames. Horizontal installation Vertical installation Installing on mounting type MT-1 Installation material FAS-420 Cylinder or flat head screws – Thread diameter: max. 6 mm – Head diameter: 10 mm Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 80 To equalize unevenness and/or prevent vibrations, vibration absorbers (subject to separate order) must be used. Connecting the aspiration pipe – To connect the aspiration pipe to the FAS-420, insert it into the pipe connection provided. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 81: Connection To The Fire Panel
Notice! The units are usually connected to an additional power supply. When connecting to a Bosch fire panel LSN improved version, the voltage is supplied via the AUX outputs of the Battery controller module. -
Page 82: Lsn Configuration
DM‑TT‑01(05) DM‑TT‑01(05) DM‑TT‑10(25) DM‑TT‑50(80) Second sensitivity can DM‑TT‑10(25) 0.015%/m (0.05%/ 0.1%/m (0.25%/ 0.5%/m (0.8%/ be set, e.g. for day/night DM‑TT‑50(80) 0.03%/m (0.1%/m) 0.2%/m (0.5%/m) 1.0%/m (1.6%/m) mode. (Left: 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 83: Connecting An External Detector Alarm Display
This makes it much easier to detect altered operation conditions in the event of service being carried out. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 84: Replacing A Detector Module
Attach the detector module to the connection on the motherboard: detector module 1 to "HEAD 1", detector module 2 to "HEAD 2". – Reconnect the display board cable to the "DISPLAY" connection on the motherboard. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 85: Installation Of The Pipe System
If halogen-free plastics must be used, the installation procedures may vary depending on the selected material: ABS is glued Polypropylene (PP) is welded Polyamide (PA) is pushed together and bolted. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 86: Length Change Of The Pipe System
For example, a temperature change of 10 °C on a 10 m-long PVC pipe causes a length change of 8 mm. Mounting clamps PVC pipe clips are used as standard for installing the pipe system. These clips do not allow any length extensions. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 87: Air Sampling Openings
Air sampling openings Select the structure of the air sampling opening (aspiration boring) and the position in the pipe system according to the project specification and taking into account the planning guidelines. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 88 To keep the adhesive surfaces of the film sheets free of dust and grease, avoid touching them. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 89: Ceiling Lead-Through
Detection at intake and exhaust openings Caution! If the smoke aspiration occurs in a forced airflow (fan, air-conditioning units), direct the air sampling openings depending on the exhaust speed in the airflow. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 90: Detection In The Bypass
For details on connecting the air return, please see Air-return Pipe, page 92 . For FAS-420 planning in these applications, see Planning for forced airflow, page 67 . Refer to – Air-return Pipe, page 92 – Planning for forced airflow, page 67 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 91: Air Filter
Filter Change on the Air Filter Box Primary filter B Coarse dust filter C Fine dust filter Changing the filter inserts (in fig.: FAS‑ASD‑FL Filterbox Large) To replace the filter inserts, proceed as follows: Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 92: Air-Return Pipe
Insert the air-return pipe through the opened pipe opening in the protective grille and fix it to the FAS-420 with the rubber ring already integrated into the air-exhaust opening. Refer to – Length Change of the Pipe System, page 86 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 93: Three-Way Tap
If the blowing-out process has to be repeated (steps 1 to 3), wait at least 120 s. The manual blowing-out process on the pipe system is carried out as follows: Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 94: Fas-Asd-Ws Water Separator
When installing, note the correct direction of flow (see arrow on plastic container). Also fasten the water separator with two screws and the clamp. To empty, open the drain valve. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 95: Detonation Safety Barrier
However, this is not possible if the aspiration pipe system has to be permanently mounted. A test adapter should be used for this application. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 96: Commissioning
The current FAS-420 data is displayed on the PC screen. FPA‑5000 diagnostics data Notes on diagnostics data for the fire panel are contained in the user guide for the FPA‑5000. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 97: Calibrating The Airflow Sensor
No further modifications may be made to the pipe system during or after initialization. The fan voltage must also remain unchanged following initialization. Otherwise, the initialization procedure must be repeated. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 98: Air-Pressure-Dependent Calibration
Reinsert the "X6 ext. Display" connection terminal into the motherboard. Connect the FAS-420 housing and check that it is correctly positioned. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 99: Testing The Detector Module And Alarm Transmission
Check whether the malfunction display on the aspirating smoke detector lights up. Alternatively, check the data of the airflow sensor using the diagnostic appliance and a PC or laptop. Check whether the malfunction is displayed on the fire panel. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 100: Fas-420 Functional Test
Connect the test pipe – Connect the pressure measuring hose to the adapter connection B. – Connect the 4-pin plug of the adapter to the digital pressure gauge and switch it on. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 101: Conducting The Functional Test
Save all diagnostics data as a file. To be able to compare the data read out, save each file under a different file name. Information for installing the diagnostic software can be found in Preparation, page 96 . Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 102: Maintenance
1 Flash - Error: Internal Voltage Monitoring 1 In operation with two detector modules, both LEDs flash. When troubleshooting, the following steps should be carried out in the specified order. – Operating voltage too low 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 103: Flashes - Error: Internal Voltage Monitoring
– Operating voltage too low – Using a multimeter, measure the operating voltage (DC) of the aspirating smoke detector. – The measurement value must be between 14 V and 30 V. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 104: Flashes - Error: Air Pressure Correction Voltage Monitoring
If the voltage at measuring points MP2 and MP3 cannot be set with the R3 potentiometer, the motherboard is faulty. Note: If operating without a detector module, the diagnostics LED flashes 7 times. 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 105: Flashes - Error: Programming Error
Detector Module and Alarm Transmission Proceed in accordance with Testing the detector module and alarm transmission, page 99 . Also check the detector module visually for exterior contamination or damage and replace if necessary. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 106: Pipe System
This nominal value then serves as a reference value for the additional evaluation of a possible airflow malfunction. Depending on the airflow threshold selected, the current airflow value during operation can 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... - Page 107 Monitoring, "Troubleshooting"). – If this check reveals no malfunctions, check the airflow monitoring by connecting the test pipe and conducting the functional test in accordance with Conducting the Functional Test. Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 108: Airflow Monitoring
Pipe system, page 106 Check the airflow sensor calibration Check the airflow sensor calibration, page 106 Checking Malfunction Transmission Malfunction Transmission, page 108 Empty water separator (if necessary) FAS‑ASD‑WS Water Separator 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 109: Appendix
111 can be found in Section 6.2.2 Air-Pressure-Dependent Calibration, page 89. The form in Commissioning/Service Test Record for FAS-420 series Aspiration smoke detectors, page 121 is required for commissioning (see Section 6 Commissioning, page 87 ff). Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 110: Dip Switch Settings For Detector Addresses
110 en | Appendix Aspiration smoke detector LSN improved DIP Switch Settings for Detector Addresses 255=CL 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 111: Air Pressure Correction Tables For Airflow Sensor Calibration
Equipment protection Height [m Air pressure [hPa] at a height of above sea level] 1003 1008 1013 1018 1023 1028 1033 1038 1043 1002 1007 1012 1017 1022 1027 1032 1037 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 112 1004 1009 1014 1019 1024 1003 1008 1013 1018 1002 1007 1012 1001 1006 1000 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500 1550 1600 1650 1700 1750 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 113: Space Protection (I-Pipe System)
1002 1007 1012 1017 1022 1027 1032 1037 1001 1006 1011 1016 1021 1026 1031 1004 1009 1014 1019 1024 1003 1008 1013 1018 1002 1007 1012 1001 1006 1000 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 114 Aspiration smoke detector LSN improved 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500 1550 1600 1650 1700 1750 1800 1850 1900 1950 2000 2050 2100 2150 2200 2250 2300 2350 2400 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
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Page 115: Space Protection (U, Double U, And H-Pipe System)
1001 1006 1011 1016 1021 1026 1031 1004 1009 1014 1019 1024 1003 1008 1013 1018 1002 1007 1012 1001 1006 1000 1000 1050 1100 1150 1200 1250 1300 1350 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 116: Planning Without Filter
MA = main alarm PA = internal-alarm Number of openings 10 11 12 13 14 15 16 18 20 21 22 24 32 0.01 (05) (0.0 0.03 (0.1) 0.06 (0.2) 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 117: Without Any Other Pipe Accessories
10 11 12 13 14 15 16 18 20 21 22 24 32 Fans shape 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 76 ≥9 ≥9 ≥9 Double ≥9 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 118: With Water Separator
60 60 60 60 60 60 ≥9 60 60 60 60 60 60 60 60 80 80 80 80 80 80 80 80 80 80 80 80 70 70 70 ≥9 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 119: Planning With Air Filter
10 11 12 13 14 15 16 18 20 21 22 24 32 0.01 (05) (0.0 0.03 (0.1) 0.06 (0.2) 0.12 (0.4) (25) (0.2 (0.5) 0.31 (80) (0.5) (0.8) 0.68 (1.1) (1.6) Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... -
Page 120: Without Any Other Pipe Accessories
Fans shape 60 60 60 60 60 60 60 60 60 60 60 60 60 ≥9 80 80 80 80 80 80 80 80 80 80 ≥9 ≥9 Double ≥9 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... -
Page 121: With Detonation Safety Barrier
Sensitivity [%/m] Alarm delay [s] Malfunction delay [min] Activation threshold [I/II/III/iV] Save malfunction [yes/no] LOGIC SENS [yes/no] Air-pressure-dependent calibration [yes/no] Air-pressure-independent calibration [yes/ Height [m above sea level] Air pressure [hPa] Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275... - Page 122 LED flashing +/- Relay activates after delay +/- Signal transmission to fire panel +/- LED saved +/- Relay saved +/- Main alarm LED flashing +/- Relay activates after delay +/- 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 123 Device number Signal transmission to fire panel +/- LED saved +/- Relay saved +/- Legend: + in order / - not in order Date: ..... Place: ........Issuer: ......... Signature:....... Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
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Page 124: Index
M-pipe system for space protection 45 Digital pressure gauge 100 Display board 76, 84 Obstruction 8, 13, 20, 99, 102, 106, 108 Double U-pipe 34 Double U-pipe - simplified planning 56 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH... - Page 125 Unit Mounting 14 U-pipe system 34, 106 U-pipe system - simplified planning 54 U-pipe system activation thresholds 50 U-pipe system for space protection 44 Water separator 12, 19, 23, 26, 30 Bosch Sicherheitssysteme GmbH Operation guide 2020.04 | 6.1 | F.01U.029.275...
- Page 126 126 | Index Aspiration smoke detector LSN improved 2020.04 | 6.1 | F.01U.029.275 Operation guide Bosch Sicherheitssysteme GmbH...
- Page 128 Bosch Sicherheitssysteme GmbH Robert-Bosch-Ring 5 85630 Grasbrunn Germany www.boschsecurity.com © Bosch Sicherheitssysteme GmbH, 2020...