Storage temperature

-65 to 160°F (-54 to 71°C)

Ambient temperature limits

-40 to 160°F (-40 to 71°C); models 520-525, 540-548, 700-706, 15731-15736: 0 to 160°F (-18 to 71°C); Set point typically shifts less than 1% of range for a 50°F (28°C) ambient temperature change

Set point repeatability

Temperature models: ± 1% of adjustable range
Pressure models 15623, 15731-15737, 171-174, 218, 270-376, 520-535, 540-543, 700-706, 560-564: ± 1% of adjustable range; models 190-194, 183-189, 483-494, 544-548,565-567, 610-680, 15884: ±1.5% of adjustable range
Internal set point lock on all pressure models

Shock

Set point repeats after 15 G, 10 millisecond duration

Vibration

Set point repeats after 2.5 G, 5-500 Hz

Enclosure

Die cast aluminum, epoxy powder coated, gasketed, captive cover screws

Enclosure classification

Enclosure type 4X

Switch output

One SPDT snap action switch; switch may be wired “normally open” or “normally closed”

Electrical rating

15A 125/250/480 VAC resistive except for H100-15623, 15731-15737, 15884, 20A 125/250/480 VAC resistive, B100-13546 and E100-13545, 22A/480 VAC. Electrical switches have limited DC capabilities at 24-30 VDC, 2A resistive and 1A inductive. 125 VDC, 0.5A resistive, 0.03A inductive. Consult factory for additional information.

Weight

2-7 lbs; Varies with model

Electrical connection

1/2” NPT (female); Two 7/8” diameter knockouts

Pressure connection

Models 15623, 218, 270-376, 610-680, 701-706, 15731-15884: 1/4” NPT (female); Models 171-194, 483-494, 520-535, 15737: 1/2” NPT (female); Models 540-548: 1/8” NPT (female); Models 560-564: 2” Sanitary Fitting; Models 565-567: 1.5” Sanitary Fitting (Sanitary fittings mate with Tri-Clamp® fitting systems)

Temperature assembly

Bulb and capillary: 6 feet 304 stainless steel except for E100-13545, 10 feet 304 stainless steel
Immersion stem: nickel-plated brass (standard) except for B100-13546 stainless steel;optional 316L stainless steel

Fill

Models 1BS/BC are solvent filled, models 2-8 non-toxic oil filled

Temperature deadband

Type F typically 1% and type B, C, and E typically 2% of range under laboratory conditions (70°F ambient circulating bath at rate of 1/2°F per minute change)

Heat tracing or Freeze protection

Thermostats designed specifically for heat tracing and freeze protection ambient sensing applications are available with types B100 and E100