Unitec Wash Select II POS Owner’s Manual - Manual (Page 193)

W A S H S E L E C T I I
Document Number: WS21002 179
Document Title: WSII Operations Manual
P2 Debit
Pin Description
1 RS485
2 RS485
3 VCC
4 Ground
P4 Spare 232/485
Pin Description
1 N/C
2 RX 232
3 TX 232
4 DTR 232
5 Ground
6 DSR 232
7 N/C
8 N/C
9 N/C