
9.2.1
Expendable, wearing and spare parts
Recommendation for two years operation
Table 17: Expendable and spare parts for two years operation
Part
Qty.
Part number
Pressure compensation element
1
5312881
Optics cleaning cloth
8
4003353
Filter insert for purge air unit
8
5328662
9.3
Preparatory work
NOTE
Some maintenance tasks will cause the measuring device to switch to malfunction
b
Activate Maintenance mode before starting the work.
NOTE
b
Ensure good accessibility to the device in accordance with valid accident preven‐
tion regulations.
b
Provide suitable work platforms/pedestals.
NOTE
A zero path must be available for zero adjust.
9.4
Function test of the pressurized enclosure system
All maintenance work for the pressurized enclosure system is described in the Pressur‐
ized Enclosure Manual.
DANGER
Risk of injury through electric voltage
Switch the power supply off before working on terminals and laying lines.
b
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.
b
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 per‐
formed which is not described in this Manual, the risk of explosion of the measuring
system increases and the ATEX certification becomes void.
b
Also observe the maintenance instructions in the Pressurized Enclosure Manual.
9
MAINTENANCE
70
O P E R A T I N G I N S T R U C T I O N S | GM700 Ex
8019532/100Q/V1-1/2018-08 | SICK
Subject to change without notice