9-23
(3) Functions for short frame
Table 9-4-7 Short frame
Function
Command
type
character
Data direction
Data range; transmission
data / actual data
Change
during
operation
Frequency command
a Selecting Same as S01
○
Frequency command
e Selecting Same as S05
○
Operation command f Selecting Same as S06
○
Reset command m Selecting 4 spaces
－
Calculated torque
value monitor
h Polling Same as M07
－
Torque current
monitor
I Polling Same as M08
－
Output frequency
monitor
j Polling
Same as M09; no sign is
attached.
－
Operation state
monitor
k Polling Same as M14
－
(4) Alarm display data
The failure description (alarm description) is as shown in the table below. The failure code is in the
hexadecimal notation.
Table 9-4-8 Failure description
Failure
code
Description Indication
on panel
Failure
code
Description Indication
on panel
0000
No alarm
--- 0012
External alarm
OH2
0001
Overcurrent, during
acceleration
OC1
0016 Braking resistor overheat dbH
0002
Overcurrent, during
deceleration
OC2 0017
Motor 1 overload,
OL1
0003
Overcurrent, during
constant speed
operation
OC3 0018
Motor 2 overload,
OL2
0006
Overvoltage, during
acceleration
OU1 0019
Inverter overload
OLU
0007 Overvoltage, during
deceleration
OU2
001F
Memory error
Er1
0008 Overvoltage, during
constant speed
operation
OU3
0020
Keypad panel
communication error
Er2
000A Undervoltage LU
0021
CPU error
Er3
000B Input phase loss Lin
0025
Output phase loss error
Er7
0011 Heat sink overheat OH1
0026
RS485 communication
error
Er8
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