2000 Hook-up Book

Figure II-20 Typical Pneumatic Single Stage Pressure Reducing Valve Station

Controller

Safety Valve

Drip Pan Elbow

Supply Air

Control Signal

Moisture Separator

Steam Supply

Strainer

Reduced Steam Pressure

Noise Diffuser (if required)

Pneumatic Control Valve

Float & Thermostatic Steam Trap

Check Valve

Strainer

Controller

Pneumatic Control Valve with Positioner

HOOK-UP DIAGRAMS

Control Signal

Supply Air

Supply Air

Moisture Separator

Steam Supply

Vacuum Breaker

Strainer

Float & Thermostatic Steam Trap

Sensor

Strainer

Heat Exchanger

Check Valve

Float & Thermostatic Steam Trap

Spira-tec Loss Detector

Strainer

Liquid in/out

Check Valve

Figure II-21 Pneumatic Temperature Control of Heat Exchanger

Spira-tec Loss Detector

Figure II-22 Hook-up for 25 TRM Temperature Control Remotely Mounted (within 15 ft. of Main Valve)

5/16" Copper Tubing or 1/4" Pipe

Moisture Separator

Steam Supply

Main Control Valve

Strainer

Regulated Steam to Process

Remote Temp. Pilot

1/2" Pipe

Check Valve

Strainer

Sensor

Check Valve

Float & Thermostatic Steam Trap

Float & Thermostatic Steam Trap

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