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Mitsubishi Electric FR-A7AR Instruction Manual Page 12

Relay output function.
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INSTALLATION AND WIRING (FR-A700/F700 SERIES)
CAUTION
When used with other plug-in options, always connect the FR-A7AR to the connector 1 to prevent malfunction.
Only one type of option per inverter may be used. When two or more options are mounted, priority is in
order of inverter option connectors 1, 2 and 3, the options having lower priority are inoperative.
When the inverter cannot recognize that the option is mounted due to improper
installation, etc., "
A700 series. The errors shown differ according to the mounting positions
(connectors 1, 2, 3).
The FR-F700 series has one connection connector for the plug-in option. When the inverter can not
recognize that the option unit is mounted due to improper installation, etc., "
displayed.
When installing/removing the plug-in option, hold the sides of the option. Do not press on the parts on the
option circuit board. Stress applied to the parts by pressing, etc. may cause a failure.
Take care not to drop a hex-head screw for option mounting or mounting screw during mounting and removal.
Pull out the option straight to remove. Otherwise, the connector and to the option circuit board may be
damaged.
7
to
" (option alarm) are displayed for the FR-
Mounting
Error
Position
Display
Connector 1
Connector 2
Connector 3
" (option alarm) is

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