Mitsubishi Electric GOT2000 Series Connection Manual page 780

■2. Precautions when preparing a cable
(1) Cable length
The length of the RS-485 cable must be 500m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
➠
(3) Inverter connector specifications
(a) Pin layout in the PU port
The contents inside ( ) indicate symbols described in the inverter manual.
The pins number 2 and 8 (P5S) are connected to the power supply for an operation panel or a parameter unit.
Do not use them in RS-485 communication.
(b) Connector of cable between FREQROL Series inverters
Use the commercial connectors and cables shown in the table below or the comparable products.(Refer to the
manual for the inverter.)
Name
Connector
Modular ceiling rosette
(Distributor)
Cable
(4) Terminal block layout in the FR-A5NR computer link option
Attach this option to the A500, F500 and V500 Series.
14 - 24
14.2 System Configuration
1.4.1 GOT connector specifications
When seen from the front of the inverter
(receptacle side)
Pin No.
1
2
3
4
5
6
7
8
Model name
5-554720-3
BMJ-8
SGLPEV 0.5mm
Terminal block
Screw size: M3
Terminal
symbol
Modular jack
Signal name
GND (SG)
(P5S)
RXD+ (RDA)
TXD- (SDB)
TXD+ (SDA)
RXD- (RDB)
GND (SG)
(P5S)
Specifications
RJ45 connector
-
Cable conforming to EIA568
4P
(such as cable 10BASE-T)
SDA SDB RDA RDB RDR SG
Connected to the GOT
Remark
Not used
Not used
Manufacturer
Tyco International, Ltd
HAKKO ELECTRIC CO.,LTD.
TEL(03)-3806-9171
MITSUBISHI ELECTRIC CABLE
INDUSTRIES, LTD.
A B C