Chapter 4 Description of Parameters | VFD-VJ 
 
4-10
 
Pr.    Name of Parameter    Setting 
Factory 
Setting 
VF 
FOCPG 
FOCPM 
 01-23 
Stator’s phase 
inductance  
(Ld) of the synchronous   
motor 
0.00~655.35mH 
 
○ 
 01-24 
Stator’s phase 
inductance  
(Lq) of the synchronous   
motor 
0.00~655.35mH   ○ 
 01-25 
Back EMF of the   
synchronous motor 
0~65535 V/ krpm  0      ○ 
 01-26 
Encoder type  3: Resolver 
3   
○ 
 01-27 
PG Offset angle of   
synchronous motor   
0.0~360.0° 0.0   ○ 
 01-28 
Number of poles of the   
resolver 
1~5 1   ○ 
 01-29 
Encoder pulse  1~20000 
1024  
○  ○ 
 01-30 
Encoder’s input type 
setting 
0: No function 
1: Phase A leads in a forward run command and   
phase B leads in a reverse run command 
2: Phase B leads in a forward run command and   
phase A leads in a reverse run command 
3: Phase A is a pulse input and phase B is a direction 
input. (low input=reverse direction,   
high input=forward direction)   
4: Phase A is a pulse input and phase B is a direction 
input. (low input=forward direction,   
high input=reverse direction)   
5: Single-phase input 
1  ○  ○ 
 01-31 System control 
0: No function 
1: ASR automatic tuning 
2: Estimation of inertia 
1  ○  ○ 
 
01-32 
Unity value of the system 
inertia 
1~65535 (256 = 1 per unit) 
260  
○  ○ 
  01-33  Carrier frequency (VJ-A)  5~ 10 KHz  5  ○  ○  ○ 
  01-33  Carrier Frequency (VJ-C) 4-10 kHz  5       
 
01-34 
Reserved 
    
 01-35 
Motor ID# 
0 : No Function 
See 4-2 Description of Parameter Settings for more 
information 
0