39
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
INSTALLATION
5
5.11
Pneumatic connections and settings
5.11.1
Pneumatic hose requirements
5.11.2
Preparing the pneumatic hose
Fig. 18: Preparing the pneumatic hose
▸
Both pneumatic hoses (1) for reference air (blue) and test gas (green) must be prepared
with support sleeves (4), clamping rings (3) and cap nuts (2).
▸
Tighten the nuts hand-tight and turn a further 1 ¼ turns tight with a wrench.
5.11.3
Pneumatic connections, probe
Fig. 19: Electrical connections on the probe junction unit
Observe minimum bending radius.
Hose --> R
min
= 138 mm
Temperature range - installation
Temperature range - operation
1
Pneumatic hosing
2
Cap nut
3
Clamping ring
4
Support sleeve
1
Cable gland for probe cable
2
Pipe screw fitting: Reference air out
3
Pipe screw fitting: Test gas in
(6065207: Green tube)
4
Pipe screw fitting: Reference air in
(6065207: Blue tube)
