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Attention! All accompanying items can be purchased from Airflow Developments. No warranty can
be given for the use of third-party products.
2.5 Electrical Connection
Isolate the unit from the mains power supply before any installation work or opening the terminal
compartment! The electrical connection must only be carried out by a qualified electrician in
accordance with the wiring diagrams. The relevant national standards, safety regulations and
instructions as well as the technical connection conditions of the energy supply company must be
2.5.1 Electrical connection points
Refer to table below for reference to connection points on the MultiPlexBox control panel.
A.
Mains Voltage (230 V AC)
B.
Switching contact (potential-free max. 5 A)
C.
Modbus A
D.
Modbus B
E.
Control unit
F.
USB (PC connection)
Cables
The required cables to make the electrical connections.
Mains connection: 3x1.5 mm² or 3x1 mm²
Control Unit: signal cable J-Y (St) Y 2x2x0.6 (length max. 100 m)
Modbus: network cable CAT.5 or CAT.7 (length max. 600 m)
USB Cable
WARNING
:
DANGER TO LIFE DUE TO ELECTRIC SHOCK! An electric shock
can result in death or serious injury! Ensure the unit is disconnected from the
power supply, and switched off. This work must only be carried out by a qualified
electrician.
