Technical Specifications - TECSYSTEM NT538 ETH Instruction Manual

TECHNICAL SPECIFICATIONS

POWER SUPPLY
Supply rated values
Vdc with reversible polarities
INPUTS
8 inputs for RTD sensors, Pt100 type with 3 wires (max section 1.5mm²)
Connections on removable terminal strips
Input channels protected against electromagnetic interference
Cable compensation for thermistors
OUTPUTS
2 alarm relays (ALARM AND TRIP) SPDT
1 sensor or operating failure (FAULT) relay SPST
Output relays with 10A-250Vac-res COSФ=1 contacts.
2 ventilation management relays SPST FAN 1 AND FAN 2
Ethernet output 10Base T / 100Base-TX Modbus TCP slave.
DIMENSIONS
100x100 mm– din43700-depth 131mm (terminal block included)
TESTS AND PERFORMANCE
Construction in compliance with CE regulations
Protection from electrical interference EN 61000-4-4
Dielectric strength 1500 Vac for a min. between output relays and sensors, relays and power
supply, power supply and sensors
Accuracy ±1% vfs, ±1 digit
Ambient operating temperature from –20°C to +60°C
Humidity 90% non-condensing
Frontal film polycarbonate IP65
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NT538 ETH
NT538 ETH
85-260 Vac-Vdc
50/60HZ
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500m (1mm²)
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Hole 92 x 92 mm
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