Mitsubishi Electric FR-A7NC Instruction Manual page 62

Plug-in option, cc-link communication function
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DETAILS OF INPUT AND
OUTPUT SIGNALS
Item
Monitor Alarm definition
Set frequency read (RAM)
Set frequency read
(RAM and EEPROM)
*2
Set frequency write (RAM)
Set frequency write
(RAM and EEPROM)
*2
*2
When speed display is set using Pr. 37 and Pr. 144, the monitor is 1r/min increments.
56
Code
Number
H0000 to HFFFF: Last two alarm definitions
H0074 to
H0077
Refer to the alarm data table (page 58)
Reads the set frequency from the
H006D
*2
inverter RAM.
Reads the set frequency from the
H006E
inverter EEPROM.
Writes the set frequency to the
H00ED
*2
inverter RAM.
Writes the set frequency to the inverter
H00EE
RAM and EEPROM.
Description
b15
b8 b7
Second alarm in past
Latest alarm
H74
Fourth alarm in past
Third alarm in past
H75
Sixth alarm in past
Fifth alarm in past
H76
Eighth alarm in past
Seventh alarm in past
H77
⋅ H0000 to H9C40: Increments
0.01Hz
(0 to 400.00Hz)
⋅ To change the running speed
consecutively, always write data
to the inverter RAM.
⋅ Setting from remote resisters
can be made.
b0

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