Valv.
interc.
Valv.
Deviaz
Aria
Supporto
Pericolo di danno
Aria
Valv.
interc.
Valv.
Deviaz
Aria
Supporto
Pericolo di danno
Aria
Valv.
interc.
Valv.
Deviaz
Aria
Supporto
Pericolo di danno
Aria
(GB-IST-BBZPM-0413) 5/25
“BARDIANI reserves the right to modify without notice its products, including products already ordered”.
1. CONNECTION OF AIR AND EL SUPPLY:
- Use authorised personnel to install/connect the valve.
- Ensure correct air pressure and quality (see page 24).
- Ensure correct electrical supply for positioner GEMU (see positioner GEMU instruction manual).
4. AVOID VALVE OVERLOADING AND COMPENSATE FOR:
- Vibration
- Thermal expansion
5. CORRECT FLOW DIRECTION:
If possible, have flow against valve closing
direction to avoid or minimise water hammer.
2. DISCONNECT SUPPLIES AFTER USE:
- Disconnect air supply.
- Disconnect electrical supply (for positioner
GEMU).
Air
Electrical connections
positioner GEMU
Electrical connections
positioner GEMU
4. Installation
Air
Support
3. MOVING VALVE PARTS:
- Never stick fi ngers into valve ports.
- Never touch moving valve shutter/stem.
