Brochure

127
Selection Guides
Hoffman Specialty
®
Selection Guidelines
Series 2000 Typical Applications (continued)
Heating Converter Steam to Hydronic
Oil Pre-heater Temperature Control
Self-Contained
Temperature Pilot
Spring
Pilot
Feed
Line
Feedback
Line
Hot Water
To Syste
m
Thermo
Bulb
Water
Return
Circulating Pump
Instantaneous Hot Water Heater
Main Valve
Steam
Inlet
Y Strainer
F&T
Trap
Y Strainer
Vacuum
Breaker
Description: A Series 2000 Main Valve
used with a Self-Contained Temperature
Pilot and a Spring Pressure Pilot, provide
economical control for steam to water
converters.
Self-Contained
Temperature Pilot
Spring
Pilot
Feed
Line
Feedback
Line
Heated
Oil
Thermo
Bulb
Oil
Instantaneous Heater
MainValve
Steam
Inlet
Y Strainer
F&T
Trap
Y Strainer
Description: A Series 2000 Main Valve used with a Self-Contained Temperature Pilot and a
Spring Pressure Pilot may be used to control oil temperature from a shell and tube heat exchanger.