Atex Protection Type And Marking; Assembly - Bosch Rexroth CIMS Mk IV Instruction Manual

2.3.2. ATEX
PROTECTION TYPE AND MARKING
II 2 G Ex d IIB T4 Gb
This means the sensor is designed for use in a non-mining application and a category 2
surrounding (gas, zone 1). Gas group IIB such as ethylene and petrol fumes is applicable and the
maximum temperature of the sensor housing will not exceed 135 ºC (Temperature class T4).
The ATEX approved version is recognizable by the applicable Ex code as stated above that is
engraved in the housing cover of the CIMS Mk IV.
Compliance with the Essential Health and Safety requirements has been assured by compliance
with:
DIN EN 60079-0: 2010-03
During installation and maintenance, the CIMS and / or the Ex cable gland needs to be opened or
removed. In that situation the sensor is not Ex approved!
Marking:
Manufacturer
Type
Ex-Marking
CE and no. notified body
EC-Type-Certificate
Nominal voltage
Connecting thread of cable gland
Ambient temperature
Before starting up read handbook
The serial no. is marked on the housing cover, Intermediate piece and the housing base.
Special conditions for safe use:
1. The ATEX-approved CIMS Mk IV sensor is suitable for use in an environment with an ambient
temperature range from -20 °C to +70 °C.
2. Repairing the sensor is not permitted. A defect CIMS Mk IV has to be replaced by trained
personal.
3. The ATEX-approved CIMS Mk IV is only frameproof with a suitable Ex d cable entry system, see
Section 4.2.5.2.
4. The cable gland and the cable have to be suitable for max. operation temperature of 80°C.
5. Inspection and maintenance requirements are given in Section 2.3.6.
Mechanical strength: Impact energy max. 7 Nm
2.3.3. A
SSEMBLY
Only authorized and qualified personnel may do any of the assembly, disassembly, installation and
commissioning work. The relevant installation and operating regulations must be observed when
setting up or operating explosion-protected electrical systems.
- Always disconnect the device from voltage before assembly/disassembly.
- Follow the components mounting/operating instructions from this document.
When assembling the device, take care that the distances between the outside edge of the upper
flame-proof gap and the fixed obstacles that are not part of the device are for gas/vapour sub-
group IIB at least 30 mm (1.181 in).
F 037 300 069 (2013.05.21)
DIN EN 60079-1: 2008-04
Exepd GmbH, D-97922 Lauda
CIMS Mk IV
II 2G Ex d IIB T4 Gb
CE 0123
BVS 12 ATEX E 111 X
24 V DC (155 mA)
G1/2"
-20°C ≤ Ta ≤ +70°C
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