| heat increase to protect the motor from abnormal heat in the windings and or bearings. Self test procedure protects against disconnected sensors and operator faults. *Advanced microprocessor based circuitry
*Display of RTD's or Thermistor's Operating Data, Fault and Statistics. *Programmable inputs and outputs *RS 485 communication, MODBUS protocol, for remote setting and supervision *Easy installation & friendly operation *Two protection levels for Alarm and Trip *Selection between Trip and Trip fail-safe *Analogue Output related to any input or inputs combination *RTD / Thermistor selection via Dip Switches *Disconnected sensor protection
Protection Features
- RTD / Thermistor Selection (Any Input)
- Termistor PTC / NTC selection (Any Thermistor Input)
- Over temperature Alarm Input number 1..14
- Over temperature Trip Input number 1..14
- Continuous analog output signal
- External fault 1 (from N.O/N.C. contact)
Protection Functions
Each protection can be designated as:
- Alarm only - Relay A
- Trip only - Relay B
- Alarm & Trip
- Disabled
- Enabling Auto Reset
- Programmable Relay C
Programmable Relay Applications
Each protection can be designated as:
- L.V. and M.V. motors (Windings & Bearings)
- Motors driven by Variable Frequency Drives
- Transformers
- Multi RTD and bearing devices such as turbines
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