W1 / W2 Series Thermal Switches (0F – 1750F)
Precision Switching Products
& Linear Position Sensors
SPST ground-to-case switches rated for commercial, aerospace and military applications. DO-160C and MIL-STD-180 environmental compliance, among others.
Various probe lengths and mounting options available.
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Calibration Temp (factory set)
W1 = 0F - 850F (-17C - 454C)
W2 = 100F - 1850F (37C - 1010C)
Safe momentary undershoot/overshoot (probe only)
W1 = -65F - 1000F (-53C - 537C)
W2 = -65F - 2000F (-53C - 1093C)
Setpoint Tolerance
W1 = ±5F (2.7C)
W2 = 10F (5.5C)
Tighter tolerances available
Repeatability
± 1F (± .5C) under standardized conditions
Actuation/Deactuation Differential (non-adjustable)
W1 = 3F (1.6C)
W2 = 5F (2.7C)
Electrical Action
SPST
Electrical Rating
115VAC / 28 VDC
1.5 Amps resistive, 1/2 Amp inductive
Weight (approximate)
1.3 oz.
Response time per MIL-S-24236, P4.7.5.1
5 seconds max.
