9
MAINTENANCE
9.2.1
Consumable parts, expendable parts and spare parts
9.3
Preparation work
9.4
Function test of the pressurized enclosure system
62
O P E R A T I N G I N S T R U C T I O N S | GM32 Ex
Intervall
Maintenance task
1)
Check the pressurized enclosure system.
6M
Protective gas: Condition, availability, pres‐
sures.
1Y
Replace the activated charcoal bag.
1)
1W = Weekly, 1M = Monthly, 3M = Every 3 months, 6M = Every 6 months, Y = Yearly
Recommendation for 2 years operation
Part
Sender lamp, EX version
Desiccant cartridge
Activated charcoal sachet
Optical cleaning cloth
NOTICE
Some maintenance tasks will cause the device to switch to malfunction
Activate Maintenance mode before starting to work.
►
All maintenance work of the pressurized enclosure system is described in the Pressur‐
ized Enclosure Manual.
WARNING
Risk of injury through electric voltage
Switch the power supply off before working on terminals and laying lines.
Observe the installation regulations according to VDE DIN 57 165 and Test Certifi‐
►
cates BVS 15 ATEX E 048 X and IECEx BVS 15.0037 X.
WARNING
Risk of explosion through unauthorized parameter changes
The parameters for the pressurized enclosure system are protected with a parameter
password and cannot be changed. Unauthorized changing of parameters can cause an
explosion with fatal consequences.
Never change parameters without authorization.
►
DANGER
Risk of explosion when the maintenance of the pressurized enclosure is incorrect
The pressurized enclosure is a central part of the ATEX certification of the device.
All maintenance work is described in the Pressurized Enclosure Manual. If work is
performed which is not described in this Manual, the risk of explosion of the measuring
system increases and the ATEX certification becomes void.
Also observe the maintenance instructions in the Pressurized Enclosure Manual.
►
Reference
see "Function test of the pressurized enclo‐
sure system", page
62.
see "Zündschutzgaszufuhr überprüfen",
page
62.
see "Replacing the activated charcoal
sachet", page
66.
Number
Part No. (per piece)
2 pcs
2064932
8 pcs
2010549
2 pcs
5323946
8 pcs
4003353
8015558/1O6S/V1-9/2024-08 | SICK
Subject to change without notice
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