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8024252/AE00/V1-0/2020-07| SICK
O P E R A T I N G I N S T R U C T I O N S | ZIRKOR200 Ex-D
Subject to change without notice
5
INSTALLATION
5.11.4
Pneumatic connections of the electronics
Fig. 20: Bottom view of control unit, safe area with pneumatic unit
Fig. 21:
Pneumatic connections, 19" rack, rear
No. Tube
Pump version
Instrument air version
A
1/4“
Test gas inlet
Test gas inlet
B
1/4“
Test gas outlet
Test gas outlet
C
1/4“
Reference air inlet
Instrument air inlet
D
1/4“
Reference air outlet
Reference air outlet
E
1/4“
Test air inlet
No
.
Tube
Pump version
Instrument air version
A
1/4“
Test gas inlet
Test gas inlet
B
1/4“
Test gas outlet
Test gas outlet
C
1/4“
Reference air inlet
Instrument air inlet
D
1/4“
Reference air outlet
Reference air outlet
E
1/4“
Test air inlet
A
Reference air throttle
B
Test air throttle
C
Test air throttle