Xinje OP320 User Manual page 43

CPU port:
OP
9-pin D-type female port
2. CPU RS485:
9-pin D-type female port
（Diagram 2— fit for OP320-S, OP320-A-S, OP325-S, OP33-S）
3. FB-DTBR/DTBR-E module RS232:
OP
9-pin D-type female port
（fit for OP all series）
20MC, 28MC, 40MC, 19MCT, 26MCT,
OP 36MCT series CPU RS485
（Diagram 3— fit for OP all series）
41
20MC, 28MC, 40MC, 19MCT, 26MCT,
36MCT series CPU RS232
15-pin D-type male port
15-pin D-type male port
20MA, 28MA, 40MA series FB-DTBR
/DTBR-E module RS232
15-pin D-type male port