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MELSEC-Q
 
5   DATA USED FOR POSITIONING CONTROL 
 
5.2.9 Servo expansion parameters 
 
 
Item Setting details 
Setting value
1  
-9999 to 9999   
Pr.127
 
Monitor output 1 offset 
(Analog monitor 1 offset) 
Used to set the offset voltage for monitor output 1. 
-999 to 999   
-9999 to 9999   
Pr.128
 
Monitor output 2 offset 
(Analog monitor 2 offset) 
Used to set the offset voltage for monitor output 2. 
-999 to 999   
0: S
eed    
1: Tor
ue  
2: S
eed 
+
 
3: Tor
ue 
+
 
4: Current command out
ut  
Pre-alarm data selection 
1 
5: Command 
F T
 
6: Droo
 
ulses 1/1    
7: Droo
 
ulses 1/4    
8: Droo
 
ulses 1/16   
9: Droo
 
ulses 1/32    
Pre-alarm data selection 
2 
A: Droo
 
ulses 1/64    
0: 1.77
ms
 
1: 3.55
ms
 
2: 7.11
ms
 
3: 14.22
ms
 
Pr.129
 
Pre-alarm data selection 
Pre-alarm data sampling 
time selection 
Used to set the pre-alarm data selection. 
4: 28.44
ms
 
Pr.130
 
Zero speed 
Used to set the output range of the Zero speed signal 
(ZSP). 
0 to 10000[r/min]   
0 to 1000[PLS]   
Pr.131
 
Error excessive alarm level 
Used to set the output range of the error excessive 
alarm. 
0.1 to 100.0[0.25rev]
 
6
 
 
PI-PID control switch-over  Used to select the PI-PID control switch-over. 
0: PI control is always valid. 
1: Switched to PI control when  
the droop value is reached or  
exceeded. 
2: PID control is always valid. 
 
Servo expansion parameters 
Pr.132
 
Optional function 5 
Servo reading character
 
(Servo retrieve character)
 
5
 
Use to read the reason after the amplifier 0400
H
 why 
it doesn't rotate, data, parameter item and alarm item. 
0: Japanese 
1: English