Emerson Pressure Control PS1-R3A

Refrigerants compatibilities :
R-134a, R-404A, R-407C, R-450A, R-452A, R-448A, R-449A, R-507, R-513A, R-410A, R-1234ze
Function : Adjustable pressure switch : external manual reset
Pressure connection : 7/16”-20 UNF
Range : -0.5 to 7 bar
Differential Range : Approx. 1 bar
Maximum allowable pressure : 22 bar
Factory test pressure : 24 bar
Hazard category : SEP

Description

Emerson Pressure Control – PS1 Series

Adjustable Singe and Dual Pressure Controls for high and low-pressure applications.

Features

  • Size L x W x H = 13 x 9 x 5 (cm)
  • Weight: 350 g
  • Adjustable pressure range
  • Narrow adjustable differential depending on the model
  • Range and differential pointer in units bar and psig
  • Range and differential individually lockable by wire seal
  • High rated SPDT contacts for all versions
  • Shatter-resistant contacts
  • Heavy-duty, finger-proof terminal blocks
  • Captive terminal and cover screws
  • Dual presostato with two independent SPDT switches
  • Manual toggle for system checkout and override
  • Standard pressure connection 7/16′-20 UNF for 1/4′ SAE male flare connection
  • Low pressure and high-pressure versions available with TUV approval according to EN 12263 to meet requirements of DIN 8901 and EN 378
  • Automatic and manual reset versions
  • Some versions with convertible auto/manual reset
  • Locking plate and mounting screws included
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