For monitoring the temperatures of water / air heaters in ventilation and air conditioning systems to avoid frost damage to the cooling registers. Manual or automatic reset versions and setpoint adjustment.
The frost alarm is provided with a 1-pole switch.
Capillary 3 m

Typical applications:
-Heating systems
-Air conditioning
-Ventilation systems
Greenhouses
-Industrial halls

Technical specifications:
Electrical connection: spring-loaded terminal max. 2.5 mm²
Cable entry: Cable gland with strain relief, M20x1.5 mm, for cables Ø6 … 12 mm
Output signal passive temperature: switch
Output signal temperature switch Note: AC 230 V 16 (2.5) A @ switch position 1-2, AC 230 V 2 (0.4) A @ switch position 1-4
Switching reliability: min. Switching current 100 mA @ AC 24 V
Application: air
Measured values: temperature
Measuring range temperature: -10 … 15 ° C [15 … 60 ° F], factory setting: 5 ° C [41 ° F]
Temperature setting range: -10 … 15 ° C
Switching difference (temperature): 1.5 K (± 1 K tolerance)
Passive temperature accuracy: Setting accuracy: ± 2 K
Cable gland: PA6, black
Casing; Lower part: PA (RAL7001, silver-gray), lid: ABS with viewing window (PMMA), seal: NBR
Capillary: copper
Ambient humidity: max. 95% r.H., non-condensing
Ambient temperature: -20 … 80 ° C [-5 … 175 ° F]
Ambient temperature Note: The ambient temperature must be +2 K higher than the switching point.
Medium temperature: up to max. 120 ° C
Storage temperature: -30 … 80 ° C
EU conformity: CE marking
Degree of protection IEC / EN: IP65
Quality standard: ISO 9001

Scope of delivery: Frost protection thermostat, 3 m capillary, mounting set with mounting brackets

Dimensions (HxWxD): PU 160x140x80mm
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