Electrical Connections; Hardware Installation; Power Supply - Leviton A8911 Manual De Instalación Y Funcionamiento

3 ELECTRICAL CONNECTIONS

3.1 Hardware Installation

1.
Mount the A8911-23 on a DIN-Rail or appropriate
mounting enclosure.
2.
Attach the power supply to the input terminals on the
A8911-23 module.
3.
Turn on the power supply. Confirm the green Alive LED starts
blinking. Turn off the power to the module.
4.
Attach the RS485 +, - and shield wires to the A8911-23 module.
Attach the other end of the RS485 line to the Modbus master
device, such as an AcquiSuite. Be careful to observer polarity on
both ends of the RS485 connection. RS485 wiring runs should be
limited to 4000 ft.
+9 to +30VDC
GND
NC
RS485 Shield
RS485 -
RS485 +
P23
GND
3
Power
Supply
Twisted Pair
Shielded