Appendix 4 Use of MODBUS Communication
208
MODBUS
Address
Name
bit
Content
7
Multi-functional Output Command 3 (1: Y2 ON
0: OFF) Reserved for 3004GBand the
below
8
Multi-functional Output Command 4 (1: TA ON
0: OFF)
9
Multi-functional Output Command 5 (1: BR ON
0: OFF) Reserved for 3004GBand
the below
A
Multi-functional Output Command 6 (1: Y3 ON
0: OFF) Reserved for 3004GBand
the below
B
(Reserved)
C-F
(Reserved)
0021H
Fault
Content
0
Overcurrent (OC)
1
Accelerating Overvoltage (Ou1)
2
Frequency Inverter Overload (OL2)
3
Frequency Inverter Overheat (OH1)
4
Decelerating Overvoltage (Ou2)
5
Constant-speed Overvoltage (Ou3)
6
HE Hall Current Detection Fault
7
External Abnormality (EFO~EF1)
8
Hardware Abnormality (CCF3~CCF6)
9
Motor Overload (OL1)
A
Input/ Output Phase Loss or Imbalance (SP1~SP2)
B
Busbar Undervoltage (Uu1)
C
Control Circuit Undervoltage (Uu2)
D
Charging Circuit Undervoltage (Uu3)
E
Grounding GF or Load Short Circuit SC
F
(Reserved, even if fault is reported, it will be displayed by the keypad) Keypad Connection
Abnormality (CCF1~CCF2)
0022H
Alarm
Content
0
Busbar Undervoltage Alarm Uu
1
Frequency Inverter Overload Pre-alarm OLP2-
2
Analog Signal 1 Abnormality AE1
3
Analog Signal 2 Abnormality AE2
4
Overhigh TemperatureOH2
5
The serial communication doesn’t receive the normal control signal CE
6
The function code setting is inappropriate SF1(e.g. setting of SS0-2 and TT0-1is
incomplete)
7
The operation mode is inconsistent with the terminal setting SF2
8
The output terminal selection 26 doesn’t reach 4 (SF3) and 27 doesn’t reach 3 (SF3).
9
Motor Parameters Setting Abnormality
A
Analog Signal 3 Abnormality
B-F
(Reserved)
