Mitsubishi Electric F700 Instruction Manual page 246

Operation Panel
Indication
Name
Communication error (inverter)
This function stops the inverter output when communication error occurs consecutively for more than
permissible retry count when a value other than "9999" is set in Pr. 335 RS-485 communication number of retries
Description
during RS-485 communication from the RS-485 terminal. This function also stops the inverter output if
communication is broken for the period of time set in Pr. 336 RS-485 communication check time interval.
Check point Check the RS-485 terminal wiring.
Corrective action Perform wiring of the RS-485 terminal properly.
Operation Panel
Indication
Name Analog input error
Appears when 30mA or more is input or a voltage (7.5V or more) is input with the terminal 2/4 set
Description
to current input.
Check the setting of Pr. 73 Analog input selection and Pr. 267 Terminal 4 input selection. (Refer to the
Check point
Instruction Manual (applied).)
Either give a frequency command by current input or set Pr. 73 Analog input selection or Pr. 267
Corrective action
Terminal 4 input selection to voltage input. (Refer to page 125.)
Operation Panel
Indication
Name Internal circuit error
Description Appears when an internal circuit error occurred.
Corrective action
Please contact your sales representative.
CAUTION
• If protective functions of E.ILF, E.PTC, E.PE2, E.CDO, E.IOH, E.SER, E.AIE, E.13 are activated when using the FR-PU04,
"Fault 14" appears.
Also when the alarm history is checked on the FR-PU04, the display is "E.14".
• If alarms other than the above appear, contact your sales representative.
E.SER
E.AIE
E.13
Causes and corrective actions
FR-PU04 Fault 14
FR-PU04 Fault 14
FR-PU07 Fault 14
4
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