Xinje OP320 - 3-14. Emerson EC20 series PLC

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4. FB-DTBR/DTBR-E RS232:
20MA, 28MA, 40MA series FB-DTBR
OP /DTBR-E module RS232
9-pin D-type female port 9-pin D-type male port
（Diagram 4 — fit for OP all series）
5. FB-DTBR/DTBR-E RS485:
20MA, 28MA, 40MA series FB-DTBR
OP /DTBR-E module RS485
9-pin D-type female port 3-pin terminal
（Diagram 5 — fit for OP320-S, OP320-A-S, OP325-S, OP33-S）
3-13．Vigor VB series PLC
OP can communicate with Vigor VB series PLC (including VB0, VB1，VB2) through CPU
programming port.
3-13-1．Connection unit
Series CPU
Connected
module
Port Cable
Choose PLC type
in OP20
VB
VB0-14M
VB0-20M
VB0-28M
VB0-32M
VB1-14MT-D
VB1-24MT-D
VB1-32MTMT-D
CPU
RS232
Diagram 1
Vigor VB series
PLC
Expansion card
RS232
Diagram 2
RS422
Diagram 3