4.4.3
Connection of the pneumatic lines
NOTICE
Risk of damaging the measuring system.
•
Ensure correct assignment of the pneumatic connections.
•
Ensure leak tightness of the system.
Connection for SFU-BF NI GL
Figure 9: Connection of SFU-BF NI GL pneu‐
matic lines
1
Backflush
2
Main valve
3
Zero gas
4
Installation plate
1.
Push the cap nut onto the connection bundle.
2.
Feed the connection bundle through the cable gland of the weatherproof enclo‐
sure and then through the installation plate.
3.
Connect the 3 hoses with the 3 hose fittings on the filter housing and ensure cor‐
rect layout.
4.
Push the hoses flush over the hose connections of the hose fitting.
5.
Hose for the zero gas: Use clamping ring screw connection with support sleeve.
6.
Tighten the cap nut by hand.
7.
Screw the cable gland tight.
4.4.3.1
Adapter for inch thread (option)
If you want to connect pneumatic lines with inch thread: There is an adapter set with 4
clamping ring screw fittings.
Part No. "Adapter set inch thread": 2083838
4
INSTALLATION AND START-UP
18
O P E R A T I N G I N S T R U C T I O N S | SFU
8023849/14SF/V1-1/2019-07 | SICK
Subject to change without notice
