DS2100
8
2
Pin RS232
RS485
full-duplex
RS485
half-duplex
20mA C.L.
(INT-22 only)
2 TX232 TX485+ RTX485+ CLOUT+
3 RX232 RX485+ CLIN+
4 RTS232 TX485- RTX485- CLOUT-
5
Main
interface
signals, see
par. 2.3.2.
CTS232 RX485- CLIN-
7 SGND SGND SGND
Some DS2100 models are equipped with a 9-pin female connector.
The details of the connector pins are indicated in the following table:
9-pin connector pinout
Pin Name Function
7 VS Power supply input voltage +
5 GND Power supply input voltage -
8 EXT TRIG+ External Trigger +
9 EXT TRIG- External Trigger -
1 CHASSIS Chassis Ground
2 TX232 TX RS232 Interface
3 RX232 RX RS232 Interface
4 CTS232 CTS RS232 Interface
6 RTS232 RTS RS232 Interface
5
1
69
Figure 5 - 9-pin female connector