Wiring Diagram And Internal Board - S&P CTB ECOWATT PLUS Manual

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
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