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346
Communication operation and setting
[Inverter status monitor]
* The signal within parentheses is the initial setting. The description changes depending on the setting of Pr. 190 to Pr. 196 (output terminal function
selection).
Item
Instruction
Code
Bit
Length
Description
Example
Inverter
status
monitor
H7A
8 bits
b0:RUN (inverter running)*
b1:Forward rotation
b2:Reverse rotation
b3:SU (up to frequency) *
b4:OL (overload) *
b5:IPF (instantaneous power failure) *
b6:FU (frequency detection)*
b7:ABC1 (fault) *
b1:Forward rotation
b2:Reverse rotation
b3:SU (up to frequency) *
b4:OL (overload) *
b5:IPF (instantaneous power failure) *
b6:FU (frequency detection)*
b7:ABC1 (fault) *
Inverter
status
monitor
(extended)
H79
16 bits
b0:RUN (inverter running) *
b1:Forward rotation
b2:Reverse rotation
b3:SU (up to frequency) *
b4:OL (overload) *
b5:IPF (instantaneous power failure) *
b6:FU (frequency detection) *
b7:ABC1 (fault) *
b8:ABC2 (
b1:Forward rotation
b2:Reverse rotation
b3:SU (up to frequency) *
b4:OL (overload) *
b5:IPF (instantaneous power failure) *
b6:FU (frequency detection) *
b7:ABC1 (fault) *
b8:ABC2 (
⎯)*
b9:
⎯
b10:
⎯
b11:
⎯
b12:
⎯
b13:
⎯
b14:
⎯
b15: Fault occurrence
0
0
0
0
0
0
1
0
b7
b0
1
0
0
0
0
0
0
0
b7
b0
[Example 2] H80
[Example 1] H02
Stop at fault
occurrence
occurrence
During forward
rotation
rotation
0
0
0
0
0
0
1
0
b0
0
0
0
0
0
0
0
0
b15
[Example 1] H0002 During forward rotation
1
0
0
0
0
0
0
0
b0
1
0
0
0
0
0
0
0
b15
[Example 2] H8080 Stop at fault occurrence