Wiring Of The Pu Connector; Pin Layout; Using The Cable To Connect The Parameter Unit; System Configuration Examples For Communication Operations - Mitsubishi Electric MELIPM Series Instruction Manual

3.4 Wiring of the PU Connector

3.4.1 Pin layout

As seen from the drive unit (receptacle side) front
Pins No. 2 and 8 (P5S) provide power to the operation panel. Do
NOTICE
not use them when making RS-485 communication.

3.4.2 Using the cable to connect the parameter unit

Use the optional "FR-CB2 parameter unit connection cable" or commercially
available connector and cable for wiring.
RJ45 connector
Connector
Example: 5-554720-3, Tyco Electronics Corporation
Cable conforming to EIA568 (such as 10BASE-T cable)
Example: SGLPEV 0.5mm × 4P (Twiced pair cable, 4 pairs), Mitsubishi
Cable
(Do not use the No. 2 and 8 pins (P5S).)
The maximum wiring length is 20m.
NOTICE

3.4.3 System configuration examples for communication operations

1) For RS-485 communication operation
Computer
RS-485
interface
/terminal
Splitter
10BASE-T cable
1) SG
2) P5S
3) RDA
4) SDB
8) to 1)
Cable Industries, Ltd.
Station No. 1 Station No. 2
Drive unit
PU
connector
3-13
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5) SDA
6) RDB
7) SG
8)P5S
Station No. n
Drive unit Drive unit
PU
connector connector
3. WIRING
PU
Terminating
resistor
3