Vacuum switch type of operation
Regulation between two thresholds
Scale type
Adjustable differential
Vacuum sensor size
25 inHg
Range on decreasing vacuum
0…25 inHg
Approx adjustable differential at mid range
5…20 inHg
Maximum permissible pressure - per cycle
689.48 kPa
Fluid connection type
0.25 inch 18 NPTF conforming to UL 508
Electrical connection
Screw-clamp terminals AWG 22...AWG 12
Cable entry
0.5 inch NPT conduit entrance
Terminal block type
8 screw terminals
Pressure actuator
Diaphragm nitrile (Buna-N)
Controlled fluid
Air (-40…121 °C)
Water (-40…121 °C)
Hydraulic oil (-40…121 °C)
Gas (-40…121 °C)
Materials in contact with fluid
Zinc plated steel
Nitrile (Buna-N)
3M Scotch-Grip 847 rubber and gasket adhesive
Enclosure material
Die cast aluminium alloy 380
Operating position
Any position
Maximum operating rate
120 cyc/mn
[In] rated current
3 A 240 V AC A600 conforming to NEMA rating designation
6 A 120 V AC A600 conforming to NEMA rating designation
0.22 A 125 V DC R300 conforming to NEMA rating designation
0.11 A 250 V DC R300 conforming to NEMA rating designation
Local signalling
Without:
Contacts type and composition
2(NC-NO), DPDT, Form ZZ, snap action, silver nickel contacts
Short-circuit protection
10 A cartridge overload and short-circuit protection, type gL
Mechanical durability
5000000 cycles