Schneider Electric RS232/ASCII user manual Connecting status information and RS232 links

The status information (see figure 2) is available on the DB9 socket connectors. The pins are as follows:

1.earth,

4.operation on mains (as opposed to battery),

5.common,

6.operation on bypass (static switch or manual bypass),

7.low battery warning,

8.operation on UPS,

9.operation on battery.

A remote stopping signal can be transmitted on pin 3 of each DB9: a high status (4 V to 20 V) of a minimum duration of 100 ms causes the time-delayed stopping of the

Relay breaking capacity: Vmax = 30 V

lmax = 200 mA

n.o. : normally open,

n.c. : normally closed

5 4 3 2 1

9 8 7 6

n.o. n.c. n.o. n.o. n.o.

Connecting the RS232 links

See detail B of figure 1 (page 9), jumpers JMP1 and JMP2 placed on the right.

RX TX

0V

9 8 7 6

UPS (absorbed current: 0.5 mA under 5 V).

Caution: the remote stopping signal is taken into account only if the UPS is operating on battery. This remote stopping function is not available on all the UPS.

common

Fig. 2

Fig. 3

See detail B of figure 1 (page 9),

jumpers JMP1 and JMP2 placed on the left.

TX RX

0V

9 8 7 6