Differential Pressure Switch 

Type: 3312

Range: 0.07 to 1 Bar (Set at 1 bar with 0.12 bar Reset) 

External adjustment and Adjustable Reset Differential. 

Pressure chambers in 316 Stainless Steel and both connections fitted with 0.5 metres of Stainless Steel clad flexible capillaries connected to remote transmitting diaphragm assemblies 

System oil filled under vacuum 

Process connections: 1/4” NPT Female, in UPVC with PTFE transmitting diaphragm protection discs and fitted with 12 hole HALAR (ECTFE) lined mounting rings Seals: PTFE 

Mounting brackets in polished 316 Stainless Steel fitted to switch and remote transmitters SPDT switch, contact rating 10A at 250V AC  Electrical entry: 20mm conduit adapter in 316 Stainless Steel 

Switch cover in 304 Stainless Steel 

Max line pressure 11 bar 

System hydrostatic test: 8 bar for 30 minutes

Included: Test Certification, CertifIcate of Conformity, MaterialCert, Hydro Test Cert, GA Drawings