7300CV MODBUS COMMUNICATION PROTOCOL
File No. :PC-CV-08
Version : 1.A
Page :
24/34
6.5.2 Monitor Data (Only for reading)
Register No. Content
Bit Description 1 0
0 Operation state Run Stop
1 Direction state Reverse Forward
2 Inverter operation prepare state ready unready
3 Abnormal Abnormal
4 DATA setting error Error
5-F (unused)
120H
Fault Description
Code Description
Code Description
00 The inverter is normal 01 Program abnormal(CPF)
02 EEPROM abnormal (EPR) 03 Over voltage ( OV )
04 Under voltage( LV ) 05 Inverter over heat ( OH )
06~09 (unused) 10 Over current during decelerating ( OC-D )
11 Over current during accelerating ( OC-A ) 12 Over current at constant speed ( OC-C )
13
Over voltage at constant speed / decelerating
( OV-C )
14 Inverter over heat at constant speed ( OH-C )
15 Inverter over speed ( OVSP ) 16 CPU interrupted ( CTER )
17 (OC_S) 18~19 (Unused)
20 Over current at stop( OC ) 21 Motor over load (OL1)
22 Inverter over load ( OL2 ) 23 Over torque detected ( OL3 )
24 Under voltage during running ( LV-C ) 25~27 (unused)
28 (unused) 29 (Err8)
30 Stop at 0 Hz( STP0 ) 31 Direct start disable ( STP1 )
32 Control panel emergency stop ( STP2 ) 33 Emergency stop ( E.S )
34 External BB( bb ) 35 Auto testing error( ATER )
36 PID feedback signal loss( PDER ) 37 Communication error(EFO)
38 Encoder signal loss ( ECER ) *1 39 Analog converting error(Err4)
40 Parameter locked( LOC ) 41 Keypad operation error ( Err1 )
42 Parameter setting error ( Err2 ) 43
Modifying the parameter in
communication( Err5 )
44 Communication failure ( Err6 ) 45 Parameter setting error ( Err7 )
121H
Note: Write in zero for Not used BIT