APC 66123 Installation Manual download pdf (Page 10)

10 - 3402230800/AC

2 wires connection

Card settings of an intermediate cabinet

Others settings

SA1

SA2

SA1

OFF

ON

1

8

SA2

OFF

ON

1

8

SA2

SA2

SA2

SA1

SA1

SA1

5

L +

43 2 1

L -

5V

Rp

Ra

Rp

0V

Ra

0V

Ra

0V

L- L-

L+ L+

L- L-

L+ L+

3

7

24

13

24

13

polarity

connection

if end

of the line

polarity

transmit/receive

data

transmit/receive

data

transmit/receive

data

termination

termination

Master unit Card of an end-of-line cabinet

connection

if end

of the line

3V3

SA1-3

3V3

SA1-3

Card of an intermediate cabinet

SA2

OFF

ON

8 7 6 5 4 3 2 1

SA1

SA1

OFF

ON

8 7 6 5 4 3 2 1

SA1

Link without polarity and without termination.

SA2

OFF

ON

8 7 6 5 4 3 2 1

SA1

SA1

OFF

ON

8 7 6 5 4 3 2 1

SA1

Link with termination.

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16

Comments to this Manuals

No comments