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VENUS Switches

Front page / Thermostats / Regulators of pumps / Temperature switch

Temperature switch

RJ401 Order number: 4401

It is used for automatic switch-on of circulation pumps when required temperature is reached and switching-off the pump when the temperature drops by the set hysteresis.

1 186 Kč 980 Kč without VAT 1,68 bez DPH (RP není součástí ceny)

Description of product

Properties RJ401:

The controller can be used for:

- automatic pump control when the desired return water temperature is reached
- automatic boiler switch-on in case of water temperature drop in the tank CH - charging control

Technical specification


Power supply	plug (230 V/ 50 Hz)
Thermostat type	wire
Type of control	hysteresis (2.0 °C to 35.0 °C)
Accuracy	+/- 1°C
Dimensions (LxWxD)	90x53x51 mm
Protection	IP20
Working temperature	0 °C to 50 °C
Switching element	relay
Output	5 A / AC1 (changeover contact)
Max. the number of temp. sensors	1 (CT01-10k included)
Range of adjustable temperature	20 °C to 80 °C
Consumption	0, 5 VA