- Brand Forbes Marshall
- Size 40NB, 50NB, 80NB, 100NB, 150NB
- Rating ANSI 300, ANSI 600, ANSI 900
- Flange Standards Flanged- RF
- Plug Characteristic Linear, Equal Percentage
- Leakage Class IV (0-200 deg C)
- Body Material A216 WCB
- Top MOC A216 WCB
- Trim Material SS316
- Gasket Graphite
- Packing Graphite
- Sealing EPDM
Description
Application:
- Used in conjunction with level transmitters, the Forbes Marshall boiler water level control valve modulates the amount of water that enters the boiler.
Actuator Features:
- Actuator Type: Diaphragm Pneumatic Actuator
- Actuator Action: Air To Close/ Air to Open
- Failure Position: Failed to Open/ Failed to Close
Positioner Features:
- Make: Forbes Marshall
- Model: 830 WP
- Action: Linear
- Input Signal : 4-20mA