ETV-1991 thermostat is designed for heating system control, industrial pipe line tracing and pipe frost protection. The function of temperature setback (–5 °C) is activated with the help of additional relay.
ETV-1991 is an electronic thermostat designed for the DIN rail mounting. It comes with ETF 144/99 temperature sensor.
The thermostat is produced for heating system control, industrial pipe line tracing and pipe frost protection. Thermostat has an option of temperature setback of up to 5 degrees (–5 °C), which can be activated with the help of an additional relay.
|Max load||16 A / 3600 W|
|Temperature range||0 °C … +40 °C|
|Sensor resistance||4,8 kOhm at 20 °C|
|Setback mode||–5 °C|
|Heating off in case of sensor‘s defect||Yes|
|Type||Temperature range||Sensor||Order No.|
|ETV 1991||0 °C … +40 °C||External||19113689|
|Sensor ETF 144/99*||–10 °C … +50 °C||External||19121438|
|Sensor ETF 622**||–20 °C … 120 °C||External||19121436|
*the sensor is included; **the sensor is supplied additionally