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ASCO P Series Temperature Switch
Brand: ASCOASCO P-Series temperature switches consist of an open frame or enclosure protected switch unit and a transducer unit.
They can be ordered separately for customer stocking and/or field assembly or as a complete factory-assembled unit.
P-Series temperature switch units incorporate the unique ASCO TRI-POINT alternating fulcrum balance plate to control the operation of one or more electrical snap-action swtiches.
The electrical snap-action switch together with the adjusting mechanism is a fully-tested, self-contained subassembly.
Features- Set point repeatability, ±1° F (1/2° C)
- All wiring terminals, adjustments and visual scales are accessible from the front of the switch
- Choice of open frame type, general purpose, or watertight enclosure
- Choice of fixed, limited adjustable or full-range adjustable deadband
- Choice of single or two-stage units
- Compact size
- Mounts in any position
- Rugged and vibration resistant
- Visual adjustment scales in °F and °C
- Direct mount (local) or capillary and bulb (remote) sensors
- Temperature transducers available with copper or 316 SS wetted material
- Withstands high overrange temperatures
- Mix and match switch and transducer components for increased stock flexibility or to change pressure ranges in field
Specifications
Brand
Switch Type
- SPDT
Electrical Rating
- 1/2 A Res. at 125 Vdc
- 1/4 A Res. at 250 Vdc
- 1/4 hp at 250 Vac
- 1/8 hp at 125 Vac
- 10 A Res. at 250 Vac
- 15 A Res. at 125 Vac
Enclosure Finish
- Epoxy Painted & Zinc-Coated
Environmental Protection
- NEMA 1, 4 / IP10, 66
- NEMA 4
Approvals & Certifications
- CSA
- UL
Maximum Sensor, Probe Temperature
- 121° to 287° C (250° to 550° F)
Enclosure, Body Material
- 316 Stainless Steel
Transducer Material
- 316 Stainless Steel
- Copper
Capillary Material
- 316 Stainless Steel
- Copper
Set Point - Decreasing
- -34° to 265° C (-30° to 510° F)
Set Point - Increasing
- -34° to 265° C (-30° to 510° F)
Capillary Length
- 6 to 80 ft
Operating Temperature
- -40° to 121° C (-40° to 250° F)
