Summary of Contents for ABB Industrial enabled Analyzer 9437
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Instruction Manual Analyze IM/9437_3 Low and High Level Dissolved Oxygen Monitor Model 9437...
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Cert. No. Q 05907 As a part of ABB, a world leader in process automation technology, we offer customers application expertise, service and support worldwide. EN 29001 (ISO 9001) We are committed to teamwork, high quality manufacturing, advanced technology and unrivalled service and support.
1 INTRODUCTION This manual describes how to install and operate the 9437 Instrument operation and programming is via four tactile Low Level Dissolved Oxygen Monitoring system. Fig. 1.1 membrane switches located on the front panel. Programmed shows a schematic of the system. functions are protected from unauthorized alteration by a five- digit security code.
2 MECHANICAL INSTALLATION 2 MECHANICAL INSTALLATION… 2.1 Siting Requirements 2.1.2 Dissolved Oxygen Flowcell – Fig 2.8 Allow sufficient clearance (200 mm all around) for easy 2.1.1 Instruments – Fig. 2.1 removal of the flowcell assembly for maintenance if required – see Section 2.3.1 for overall dimensions of units.
…2 MECHANICAL INSTALLATION 2.2 Mounting the Instrument 2.2.1 Wall-mounted Instrument – Figs. 2.2, 2.3 and 2.4 Position ‘U’ bolts on pipe Three holes 6.3 suitable Dimensions in mm (in) Ø for M6 fastners Position plates over ‘U’ bolts (1.65) 160 (6.3) (2.68) (8.43) (9.84)
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2 MECHANICAL INSTALLATION… Cut a hole in the panel (see Fig. 2.5 for dimensions). Instruments may be close stacked to DIN 43835. Insert the instrument into the panel cut-out. Loosen the retaining screw on each panel clamp. Remove the panel clamp and anchors from the instrument case.
3 ELECTRICAL CONNECTIONS 3 ELECTRICAL CONNECTIONS… Warning. • Before making any connections, ensure that the power supply, any high voltage-operated control circuits and high common mode voltage are switched off. • Although certain instruments are fitted with internal fuse protection, a suitably rated external protection device, e.g. fuse or miniature circuit breaker (m.c.b.), must also be fitted by the installer.
…3 ELECTRICAL CONNECTIONS 3.2 Connections, General Information. • Earthing (grounding) – stud terminals are fitted to the transmitter case for bus-bar earth (ground) connection – see Fig. 3.1 or 3.2. • Cable lengths – The cable length between the flowcell and the electronics unit is provided as ordered, and suitably terminated at both ends.
…3 ELECTRICAL CONNECTIONS 3.5 Selecting the Mains Voltage 3.5.1 Wall-mounted Instrument 3.5.2 Panel-mounted Instrument Note. Some versions are Slide instrument fitted with a switch in place out of case of links. The applied voltage should be as indicated on the switch, when positioned. Remove cap Remove front and screw...
4 SETTING UP 4.1 Fitting the Dissolved Oxygen Sensor – Fig. 4.1 Caution. • Only install the oxygen sensor immediately prior to use, otherwise leave it stored in its protective container. • Take special care to line up the two pins in the oxygen sensor with their respective sockets before making the connection and tightening.
…4 SETTING UP 4.2 Connecting the Flowcell – Fig. 4.2 Push on firmly the sensor connector and tighten ONE TURN clockwise. Line up the red spots and push on firmly the plug until the locking ring engages. Note. • The plug is a latching type to prevent it's accidental removal.
5 CONTROLS AND DISPLAYS 5.1 Displays – Fig. 5.1 The display comprises a 5-digit, 7-segment digital upper display line and a 16-character dot-matrix lower display line. Advance to The upper display line shows numerical values of dissolved next page oxygen concentration, temperature, alarm set points or Page 1 Page 2 programmable parameters.
6 START UP AND OPERATION 6 START UP AND OPERATION… 6.1 Instrument Start-up – Fig. 6.1 Ensure all electrical connections have been made and switch on the power supply. If the instrument is being commissioned for the first time, calibration and programming of parameters is required. The overall operating and programming chart is shown in Fig.
…6 START UP AND OPERATION 6.2 Operation – Dissolved Oxygen Measurement Mode Operation in the Dissolved Oxygen measurement mode comprises an Operating Page and a Calibration Page. The Operating Page is a general use page in which parameters are viewed only and cannot be altered. To alter or program a parameter, refer to the programming pages in Section 7.
…6 START UP AND OPERATION 6.2.2 Calibration Page Calibration involves standardizing the instrument and the sensor by exposing the sensor to air. During a calibration, retransmission and alarm outputs are automatically held to prevent inadvertent operation of ancillary equipment. – press to advance to next parameter –...
7 PROGRAMMING AND ELECTRICAL CALIBRATION 7.1 Access to Secure Parameters A 5-digit security code is used to gain access to the secure parameters. Security Code 0 0 0 0 0 Enter the required code number, between 00000 and19999, to gain access to the secure parameters.
7 PROGRAMMING AND ELECTRICAL CALIBRATION… 7.3 Set Up Parameters Page – press to advance to next parameter – – – – – SET UP PARAMETER – press to advance to Set Up Outputs Page, Section 7.4. These two switches are used to advance to all subsequent parameters and pages. If a parameter is changed it is automatically stored on operation of either switch.
…7 PROGRAMMING AND ELECTRICAL CALIBRATION 7.4 Set Up Outputs Page – press to advance to next parameter – – – – – – press to advance to Electrical Calibration Page, Section 7.7. SET UP OUTPUTS These two switches are used to advance to all subsequent parameters and pages. If a parameter is changed it is automatically stored on operation of either switch.
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7 PROGRAMMING AND ELECTRICAL CALIBRATION… …7.4 Set Up Outputs Page Continued from previous page. Test Retransmission Output The instrument automatically transmits a test signal of 0, 25, 50, 75 or 100% of the retransmission range selected above. The % test signal selected is shown on the Test Retrans (%) upper display.
…7 PROGRAMMING AND ELECTRICAL CALIBRATION 7.5 Electrical Calibration Note. The instrument is calibrated by the company prior to despatch and an electrical calibration should only be carried out if the accuracy of the instrument is suspect. 7.5.1 Equipment Required a) Current source: 0 to +100 µA. b) Decade resistance box (temperature input simulator): 0 to 1k5 Ω.
…7 PROGRAMMING AND ELECTRICAL CALIBRATION 7.7 Electrical Calibration Page In this section the actual values denoted by ‘xxxxx’ are unimportant and are used to determine display reading stability when carrying out the electrical calibration procedure. – press to advance to next parameter –...
8 SIMPLE FAULT FINDING 8.1 Maintenance 11) Insert the complete assembly into the flowcell. No routine maintenance is required for this instrument other 12)Use the clamping screw to secure the assembly. Screw in than periodic calibration – see Section 6.2.2. However, if firmly using finger pressure only.
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…8 SIMPLE FAULT FINDING the sensor cable and connect the current source to the sensor end of the cable. Set the same current value on the source and check that the transmitter displays the noted reading in this configuration. If check a) is correct but check b) fails, check the cable connections and condition.
9 SPECIFICATION Flowcell mounting: Vertically using the built-in fixing bracket. Retransmission— No. of retransmission 0 to 20.0 µg/kg, Measuring ranges: Minimum Range signals: one, fully isolated. Maximum Range 0 to 20 mg/kg. Output current: 0 to 10, 0 to 20 or 4 to 20 mA µg/kg, mg/kg or ppb, ppm.
10 SPARES …10 SPARES Note. Ensure that the correct O-rings are fitted in the appropriate positions as shown. Fit new O-rings when a new sensor is fitted. £ Compression Coupling (to suit 6mm o.d. stainles steel pipe) l l e o l l e t i s i r...
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Service and Repair Centre. – Food & Beverage – Manufacturing United Kingdom – Metals and Minerals – Oil, Gas & Petrochemical ABB Limited – Pulp and Paper Tel: +44 (0)1453 826661 Fax: +44 (0)1453 829671 Drives and Motors United States of America •...