Bardiani Valvole BBZK Instruction, Use And Maintenance Manual page 14

5 Installation
1. ELECTRICAL AND PNEUMATIC ENERGY SUPPLY
- Use expert personnel for installation/uninstallation operations;
- Check the power supply to the positioner is correct (consult the
relative instruction manual).
A = Pneumatic power supply
B = Air vent
Check the supply pressure on the valve head is correct.
2. CONNECTIONS
14
+ 4-20 mA
- 4-20 mA
Actuator
6
7
8
9
10
Normally closed
A
B
Normally open
Air inlet (6 bar)
EN-IST-BBZK-0821
B
A