Part Number
13057, 13231
Manufacturer
Viking
Description
The Viking Supervisory Pressure Switch is a programmable electronic digital pressure switch. It is included within several areas of the ESFR Cold Storage System, which is pressurized with propylene glycol/water solution. The pressure switch is designed to initiate an electric signal at a predetermined low pressure setting or a predetermined high pressure setting to maintain system antifreeze solution pressure:
-On the system riser to control the solenoid valve (normally closed operation).
-On the CS-1 pump unit to control the pump (normally closed operation).
-On the Automatic Pressure Control System (normally open operation).
