NT935-AD (EN50121-5)

The NT935 is a microprocessor based temperature controller for dry type and cast resin transformers. The NT935 has 4 input channels, allowing for monitoring temperature at 4 separate locations. Featuring a dual display with 3 digits for displaying temperatures, messages and channels, along with 3 LEDs to display the state of the alarms of the selected channels and 2 LEDs to display the state of two separate fans.

Features:

• Temperature monitoring from 0°C to 240°C (32° – 464°F)
• 85-260VAC -DC input power
• VDC with reversible polarities
• Rated for use in ambient temperatures from -20° to +60°C (-4° to 140°F)
• 4 inputs for RTD Pt100 (3 wires)
• All potential free output relays rated for up to 10A @ 250VAC
• 2 alarm relays (Alarm & Trip)
• 2 alarm relays for fan control
• 1 alarm relay for sensor fault
• Analog 4-20mA output
• Digital RS485 Modbus RTU output