Explosion Protection; Zone Separation Gm32 Ex Atex 3G - SICK GM32 Ex Operating Instructions Manual

3
PRODUCT DESCRIPTION
3.8.1

Explosion protection

3.8.1.1

Zone separation GM32 Ex ATEX 3G

á
6
Ex eb
mb [ib]
Figure 7: Zone separation GM32 Ex 3G
Components
Control station / measuring station
1
Sender/receiver unit
2
Light source
3
Ex p valve
4
Evaluation unit
5
Overpressure control
6
p/T sensor
7
p sensor
8
Optics purge air according to plant operator's selection
9
Lines
Purge air hose, optics
ß
Connecting hose Ex p
à
Ex p error case signal
á
Service interface
â
Feed, Ex p protective gas, provided by operator
ã
Feed, optics purge air
ä
Measuring channel
Measuring channel Ex-free; Zone 2 possible with partial vacuum
å
20 O P E R A T I N G I N S T R U C T I O N S | GM32 Ex
1
â ã
7
p/t
Ex ia
2
Ex p
[op is]
4
8
5
Ex m
à
Ex p/ Ex i
å
Non Ex
3
9
ä
ß
GM32 Ex ATEX 3G
8015558/1O6S/V1-9/2024-08 | SICK
Subject to change without notice