Handling Of The Rs-485 Connector; Connection Of The Parameter Unit (Fr-Pu04) - Mitsubishi FR-S500 Instruction Manual

1.7 Handling of the RS-485 connector

<RS-485 connector pin layout>
View A of the inverter (receptacle
side)
CAUTION
1. Do not plug the connector to a computer LAN port, fax modem socket,
telephone modular connector etc.. The product could be damaged due to
differences in electrical specifications.
2. Pins 2 and 8 (P5S) are provided for the parameter unit power supply. Do not
use them for any other purpose or when making parallel connection by RS-
485 communication.
3. Refer to page 132 for the communication parameters.
1.7.1

Connection of the parameter unit (FR-PU04)

When connecting the parameter unit to the RS-485 connector, use the optional
parameter unit connection cable (FR-CB2
CAUTION
When the parameter unit is used, the operation other than the stop key
STOP
( ) of the operation panel is disabled.
RESET
Refer to page 151 for the parameters related to parameter unit setting.

Handling of the RS-485 connector

View A
).
41
View A
1) SG 5) SDA
2) P5S 6) RDB
3) RDA 7) SG
8) to 1)
4) SDB 8) P5S
1