4.2. WIRING DIAGRAM AND INTERNAL BOARD
Inputs
Description
L, N, GND (J1)
Power supply. 220-230 V AC 50 Hz
Pressure tap 1
Tap to connect duct pressure depending on operation mode
Pressure tap 2
Connector (J4)
Input to connect with programming schedule TIMER RTC ECOWATT accessory
0V, IN, +24V (J5)
Analog input IN1 4-20 mA ó 0-10V
0V, IN, +24V (J6)
Analog input IN2 4-20 mA ó 0-10V
RJ45 (J9)
PROSYS ECOWATT accessory console connection
IND (J11)
Digital input for night operation of MIN/MAX function mode
If open, the fan works in night speed or minimum speed when relay is closed
If close, the fan works in night speed or minimum speed when relay is opened
Outputs
Description
Internal board power supply passing through ON/OFF switch (Factory wired)
GND, N,
(J2)
RELÉ (J3)
Commutate if any alarm is activated (2A maximum load)
0V, +V (J7)
Output analog signal 0-10V to the motor
TACOM (J8)
Pulse motor
A, B (J10)
Network connection. Modbus protocol
RS485 (J12)
Network connection. Modbus protocol
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