Electronic Hygrotherm

Electronic Hygrotherm

EFR 012

The EFR 012 electronic hygrostat senses the relative humidity in an enclosure and turns on a heater at the set point, helping prevent the formation of condensation in the enclosure. The integrated LED is lit when the connected device is in operation.

Switching difference 5% RH (± 1% tolerance) – at 77°F (25°C) and 50% RH
Reaction time approx. 5 seconds
Contact type change-over contact (relay)
Service life > 50,000 cycles
Max. switching capacity (relay output) 8A resistive / 1.6A inductive @ 120VAC, 8A resistive / 1.6A inductive @ 240VAC 4A @ 24VDC
Max. inrush current AC 16A for 10 sec.
Connection 5-pole terminal, clamping torque 0.5Nm max. Solid wire – AWG 14 max. (2.5mm²) stranded
Housing plastic, UL 94V-0, light grey
Mounting clip for 35mm DIN rail, EN 60 715
Mounting position vertical
Operating temperature 32 to 140°F (0 to 60°C)
Storage temperature -4 to 158°F (-20 to +70°C)
Max. storage humidity 90% RH (non-condensing)
Dimensions 2.54 x 1.65 x 1.5” (64.5 x 42 x 38mm)
Weight approx. 2.3 oz. (70g)
Protection type IP20

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Electronic Hygrotherm

Electronic Hygrotherm

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