Evd120, Technical data, 5technical data – EVCO EVD120 User Manual
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EVD120
Technical data
5
Technical data
5.1
Technical data
Box:
self-extinguishing grey.
Frontal protection:
IP 40.
Connections:
•
screw terminal blocks (power supply, inputs and port for the serial communication)
•
6 poles connector (port for the communication with the programming key).
Working temperature:
from 0 to 55 °C (32 to 131 °F, 10 ... 90% of relative humidity without condensate).
Power supply:
230 VAC, 50/60 Hz, 1.5 VA (approximate).
Analog channels:
2 (analog channel 1 and analog channel 2) for:
•
PTC/NTC probes
•
J/K thermocouples
•
2/3 wires Pt 100 and Pt 1000 probes
•
2/3 wires 4-20 mA passive current transducers
•
0-10/2-10 V and 0-20/4-20 mA active transducers
(universal analog channels).
Digital inputs:
2 (digital input 1 and digital input 2) for NO/NC contact (free of voltage, 12 V 5 mA approximate).
Working range:
•
from -50 to 150 °C (-50 to 300 °F) for PTC probe
•
from -40 to 110 °C (-40 to 230 °F) for NTC probe
•
from -100 to 800 °C (-140 to 1,450 °F) for J thermocouple
•
from -100 to 1,300 °C (-140 to 2,350 °F) for K thermocouple
•
from -100 to 650 °C (-140 to 1,200 °F) for 2/3 wires Pt 100 probe
•
from -100 to 650 °C (-140 to 1,200 °F) for 2/3 wires Pt 1000 probe.
Resolution:
•
0.1 for 2/3 wires 4-20 mA passive current transducers and for 0-10/2-10 V and 0-20/4-20 mA active transducers
•
0.1 °C/1 °F otherwise.
Serial ports:
•
port for the serial communication (via RS-485, with MODBUS communication protocol)
•
port for the communication with the programming key.
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Technical data