NOVUS AirGate-Modbus - Manual (Page 3)

AirGate-Modbus
NOVUS AUTOMATION 3/22
CONNECTION AND INSTALLATION
MECHANICAL INSTALLATION
AirGate-Modbus has its own enclosure, to be installed in a 35 mm trail.
For the installation in the trail, the metallic hook in the base must be located and pressed against the trail.
DIMENSIONS:
The dimensions of AirGate-Modbus are shown in Fig. 1.
Fig. 1 - Dimensions of AirGate-Modbus.
ELECTRICAL INSTALLATIONS
AirGate-Modbus has power supply connectors and serial communication interface RS485 according to Legend: Voltage
supply Fig. 2.
Caution when connecting the power supply wires in AirGate-Modbus. If the positive
conductor of the power source is turned on, even if momentarily, to one of the
communication link terminals, the AirGate-Modbus may be damaged.
Fig. 2 - Power supply and communication connections of the AirGate-Modbus.
Fig. 3 shows the electrical connections needed. Terminals 1, 2 and 3 are destined for the communication with Modbus
network. These terminals are internally connected to terminals 4, 5 and 6. The terminals 7, 8 and 9 are used for AirGate-
Modbus power supply.
Fig. 2 – Electrical connections of AirGate-Modbus.
INSTALLATION RECOMMENDATIONS
• Input conductors must go through the system plant separated from the output and power supply conductors, in
grounded conduits.