Pin Assignment Tables - Honeywell ACS-2plus Installation Instructions Manual

20
6.4

Pin assignment tables

Table 1: Pin assignment of interface converter and PC.
Device
COM1/COM2
9-pole
COM1/COM2
25-pole
Interface converter
Table 2: Pin assignment of the controllers/terminals
Device
ACS-1, ACS-Compact,
ACS-2, ACS-2 plus,
ACS-2 plus
TRS6, TRS8,
TRS10, TRS15
Display panel,
TRS20 / TRS30
Pin RS232
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
2 TxD
3 RxD
4 RTS
5 CTS
6 DSR
7 GND
8 DCD
20 DTR
22 RI
1
2
3
4
5
Pin RS232 RS485 (3-wire)
1 GND GND
2 TxD D
3 RxD D*
4
5
1
2 TxD D
3 RxD D*
4
5 GND GND
6
7
Installation instructions / ACS-2 plus
RS485 (3-wire)
RS485 (5-wire)
GND
D
D*
D1
D1*
D
D*
GND
D1
D1*
RS485 (5-wire)
D1
D
D*
D1*
GND
Current
Loop
T GND
T+
R+
R GND
R GND
T+
R+
T GND
Current
Loop