EN
6. Electrical connections
• The equipment is supplied ready-connected. Users should connect the CPC switch using the external supply cable
and also connect the equipment pressure fittings.
• Select a power cable with a cross-section that is suitable for the equipment current.
• The equipment ground wire must be connected.
ºC A sensor may be connected for measuring the temperature in ºC. (0 – 10V or 4-20mA)
HR% A sensor may be connected for measuring the humidity percentage. (0 – 10V or 4-20mA)
CO
2
A sensor may be connected for measuring the CO
2
level
(0 – 10V or 4-20mA)
NTC/PT100 NCT or PT100 input
0-10V CONTROL 0–10V output signal control
USB USB input port
MODBUS Modbus port
PWM PWM signal input, necessary for controlling the fan speed
I/O Digital input and output ports
ANALOG INPUT 1 Configurable from “APP” to connect ºC, RH, CO2 or NTC/PT100 sensors
RELAY OUT Relay connection output
230V POWER SUPPLY 100-230VAC – 50/60Hz power supply
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