Electronic microprocessor based unit for the temperature monitoring of electric motors and MV dry type/cast resin transformers. The unit, due to the 8 input channels and the various programming options, grants a great flexibility of use in many applications.
It is equipped with 8 inputs for Pt100 sensors and with 4 dry contact relay outputs, ALARM and TRIP, FAULT for working anomalies and drive of FAN cooling system.
UNIVERSAL POWER SUPPLY: with input from 24 to 240 Vac-dc
NT538-Trop: electronic cards protection treatment (for tropical environment)
NT538 -40+200: temp. reading range from -40°C up to +200°C
NT538 Cu10 -40+200: temp. reading range from -40°C up to +200°C