PRODUCT DETAILS
  • PRODUCT:NORTECH SENTINEL

  • MODEL:Nortech
  • PRODUCT MANUFACTURER:FISO
  • DETAILS:
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DETAILS:
NORTECH SENTINEL
DETAILS:
NORTECH SENTINEL
Fiber Optic Direct Winding Temperature
Monitoring System with Datalogging and Relays

Description
With more than 200 systems installed and used worldwide, FISO’s Nortech Sentinel optical signal conditioner is a fl exible, multi-channel fi ber optic signal conditioner designed specifi cally for direct, accurate and real-time tem perature monitoring of transformer windings.

Benefits:
1) Accurate, direct and real-time knowledge of hot spot temperature.
2) Provides assistance in transformer design and rating verifi cation.
3) Safely maximizes loading and overloading.
4) Prevents premature failure.
5) Avoids equipment outage and undesirable failures.

Specifi cations
1) Number of channels: 1 to 6
2) Reading temperature range: - 40°C to 225°C
3) Resolution: 0.1°C Analog, 1°C Digital
4) Conditionner accuracy: ±1°C
5) Sampling rate: 0.1 Hz
6) Display: Large 1.56 cm (0.614 in) LED display
7) Relays: 6 form C (SPDT) 3A, 24 VAC with user-confi gurable set points
1 form C (SPDT) 3A, 24 VAC. Fail-Safe system fault relay
8) Analog outputs: 1 to 6 user fi eld-selectable 4–20 mA or 0–10 V

Key features:
1) 1 to 6 channels
2) Up to 225oC
3) Accuracy ±1°C
4) User selectable analog outputs (0–10 V, 4–20 mA)
5) Six form-C relays for one system fault relay
6) RS-232 & RS-485 ports
7) PLC and SCADA compatible

Applications
Power transformer temperature monitoring: Core; Windings; Bushings
Load Tap Changer temperature monitoring: Contacts; Oil
High voltage testing; Generators; Transmission lines; High voltage cables; Switchgears
 

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