Brochure

126
Selection Guides
Hoffman Specialty
®
Selection Guidelines
Main Valve
Main Valve
Spring
Pilot
1
/4" Gate Valve
Steam
Inlet
Steam
Inlet
Pilot
Inlet
Line
To
Steam
Trap
Spring
Pilot
1/4" NPT Line
1/4" Gate Valve
Manual System Shut-off
Remote Electrical Shut-off
Main Valve
Spring
Pilot
Line
Voltage
Solenoid
Pilot
Steam
Inlet
Two Position Control
OFF
ON
AUTO
Feedback
Line
Description: A 1/4" NPT Gate valve may
be added in the feed line to allow manual
shutdown of the Main valve.
Description: A Solenoid pilot is used to electronically shutdown
the flow of steam to the pilot, which will close the Main valve.
For Operation at Regulator
For Remote Operation
up to 50' (15.2m) with 1/2" NPT
Series 2000 Typical Applications(continued)
Main Valve
Spring
Pilot
1
/4" Gate Valve
Steam
Inlet