Mitsubishi FX3U-422-BD - Selecting Cables and Terminal Resistors

F-26
FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
4 Wiring
4.2 Selecting Cables and Terminal Resistors
4.2 Selecting Cables and Terminal Resistors
Select cables using the procedure described below.
4.2.1 When using ch0 in FX3G PLC
When using ch0 (standard port (RS-422)) in the FX3G PLC, use the following cables.
4.2.2 Twisted pair cable
Use twisted pair cables for connecting communication equipment operating in accordance with RS-485.
The table below shows recommended model names and manufacturers of cables used for wiring.
1. Recommended cables
2. Cable structural drawing (reference)
RS-232C
external
device
Cable combination
Connector
shape
Cable
length
9-pin D-Sub
25-pin D-Sub
For the connection diagram of the cable prepared by the user,
refer to Section 4.3.
Standard built-in
port
(RS422)
16.5m
( 54’1"),
maximum
Manufacturer Model name Remarks
Mitsubishi Cable Industries, Ltd.
SPEV(SB)-0.2-2P
Two-pair cable of 0.2 mm
2
SPEV(SB)-MPC-0.2 × 3P
Three-pair cable of 0.2 mm
2
SPEV(SB)-0.5-2P
Two-pair cable of 0.5 mm
2
Showa Electric Wire & Cable Co., Ltd.
KMPEV-SB CWS-178 0.2SQ × 2P
Two-pair cable of 0.2 mm
2
KMPEV-SB CWS-178 0.5SQ × 2P
Two-pair cable of 0.5 mm
2
Sumitomo Electric Industries, Ltd.
DPEV SB 0.3 × 3P
Three-pair cable of 0.3 mm
2
DPEV SB 0.5 × 3P
Three-pair cable of 0.5 mm
2
The Furukawa Electric Co., Ltd.
D-KPEV-SB 0.2 × 3P
Three-pair cable of 0.2 mm
2
D-KPEV-SB 0.5 × 3P
Three-pair cable of 0.5 mm
2
Fujikura Ltd.
IPEV-SB 2P × 0.3 mm
2
Two-pair cable of 0.3 mm
2
IPEV-SB 2P × 0.5 mm
2
Two-pair cable of 0.5 mm
2
Prepared by user
(15m (49'2") maximum)
FX-232AW
FX-232AWC
FX-232AWC-H
FX-422CAB0
(1.5m(4'11))
5
4
8
6
3
1
2
8-pin D-Sub,
female
7
Two-pair cable structural
drawing example
Pair
Shield
Three-pair cable structural
drawing example