2. Installation

2.4 Connection of the communication cards

Tie the cables to the cable way on the door.

Do not run the control wires with the power cables.

Two slots are available in the card cage 5 for additional cards.

5

2.5 Connection of the JBUS communication card

5 4 3 2 1

9 8 7 6

 

US

JB

US/MODB

 

RS232:

Pin 2: Rxd (or Txd)

Pin 3: Txd (or Rxd)

Pin 5: Earth

RS485:

Pin 4: R-

Pin 5: T-

Pin 8: R+

Pin 9: T+

For information on using the communication card, see the JBUS communication card manual.

Only one communication port (the RS232 OR the RS485) may be used at a time.

34020113EN/AA - Page 17

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Image 17
MGE UPS Systems 30A Connection of the communication cards, Connection of the Jbus communication card, RS232, RS485