MITSUBISHI ELECTRIC FR-S520E - Manual (Page 56)

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Handling of the RS-485 connector
1.7 Handling of the RS-485 connector
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
).
Refer to page 156 for the parameters related to parameter unit setting.
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 137 for the communication parameters.
CAUTION
When the parameter unit is used, the operation other than the stop key
( ) of the operation panel is disabled.
8) to 1)
1) SG
2) P5S
3) RDA
4) SDB 5) SDA
6) RDB
7) SG
8) P5S
View A
View A
STOP
RESET