A regulator for controlling electric heating systems, wherever the investor does not want users to have access to the regulator, e.g. public facilities such as restaurants, pubs, entertainment halls, gyms, utility rooms such as laundries, drying rooms. Regulator with adjustable hysteresis, installed in the switchgear.

Technical data

• supply voltage 230 V, 50-60 Hz
• relay type SPST 16 A (resistive load)
• power consumption 3 VA
• hysteresis from 0.4 K
• temperature control range from 0 C to +40 C.
• temperature reduction permanent 5 C.
• signaling red LED, the relay is on
• weight 90 g
• dimensions height 86; width 36; depth 58 mm
• mounting on a DIN rail
• IP20 regulator casing tightness
• temperature sensor casing tightness (ETF-944/99) IP20
• tightness of the optional hermetic sensor (ETF-744/99) IP54

The package includes the ETV 1990 controller and the ETF-144/99 temperature sensor.