Electrical Connections; Power Supply; Serial Rs485 / Rs232 Terminal Positions - Seneca R-KEY-LT User Manual

It's not possible to connect more than one Modbus server using the same station address

ELECTRICAL CONNECTIONS

For more info please refer to the Installation manual, downloadable from:
http://www.seneca.it/products/r-key-lite

POWER SUPPLY

2.1.
Connect the power supply to the electric clamp near the ethernet port:

SERIAL RS485 / RS232 TERMINAL POSITIONS

2.2.
Connect the electric clamp 1, 2 and 3 for use the serial port as RS485 or 3, 4, 5, 6, 7 for use as RS232.
The A (+) and B (-) terminal can be inverted in some serial devices
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User Manual
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www.seneca.it
Doc. MI004870-EN
Rev. 1.0.0.0
R-KEY-LT
Page 9