Connection Of The Communication Cards; Connection Of The J-Bus Communication Card - MGE UPS Systems Upsilon STS 800A Installation And User Manual

2. Installation

2.5 Connection of the communication cards

Connection of the J-BUS communication card

- Page 14
34400847FR/AA
2
Q1
Q4
3
B U S
/ M O D
J B U S
◗ 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
compartment (2) for optional additional
communication cards.
Q1BP
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 J-BUS communication card
manual.
Only one communication port (the RS232
OR the RS485) may be used at a time.
5 4 3 2 1
9 8 7 6