Mitsubishi Electric 800 Series Instruction Manual page 26

Rs-485 interface board, rs-485 communication terminals

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

Follows the Pr.338 Communication operation command source and Pr.339 Communication speed command source settings.

(Refer to the Instruction Manual (Detailed) of the inverter.)



At occurrence of RS-485 communication error, the inverter cannot be reset from the computer.



PU stop is only enabled. PS is displayed on the operation panel during PU stop. Follows the Pr.75 Reset selection/disconnected PU

detection/PU stop selection setting. (Refer to the Instruction Manual (Detailed) of the inverter.)



Writing of some parameters may be disabled by the Pr.77 Parameter write selection setting and the operating condition. (Refer to the

Instruction Manual (Detailed) of the inverter.)



Some parameters are write-enabled independently of the operation mode and command source presence/absence. Writing is also

enabled when Pr.77="2". (Refer to the Instruction Manual (Detailed) of the inverter.) Parameter clear is disabled.



When Pr.550 NET mode operation command source selection="1" (RS-485 terminals enabled), or Pr.550 NET mode operation

command source selection="9999" with no communication option connected.



When Pr.550 NET mode operation command source selection="0" (communication option enabled), or Pr.550 NET mode operation

command source selection="9999" with communication option connected.

PARAMETER

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