Chapter 4 Parameters
VFD-EL-W 
4-107 
 
Parameter
Function  Settings  Default
End 
user’s 
master
End 
user’s 
slave
Note 
10.43 
Pump’s Error 
Treatment 
Bit0: Determines whether the 
erroneous pump switches to 
an alternative pump when an 
error occurs in the running 
pump. 
0: All pumps stop 
1: Switch to an alternative 
pump 
 
Bit1: Determines the 
erroneous pump to be in a 
standby or stop status after 
reset. 
0: Standby after reset. 
1: Stop after reset. 
 
Bit2: Determines whether the 
master pump receives the 
RUN command or not when 
an error occurs in the running 
pump. 
0: Does not receives the RUN 
command. 
1: Choose to run with an 
alternative pump. 
1  1  1 
000=0 
001=1 
010=2 
011=3 
100=4 
101=5 
110=6 
111=7 
10.44 
Selection of 
Pump’s Start-
up Sequence 
0: By pump ID# 
1: By running time 
0  1  1 
Adjusts according to 
customer’s applications 
10.45
Running Time 
of Multi-pump 
Under 
Alternative 
Operation 
0.0–360.0 sec.  60.0  60.0
60.0
Adjusts according to 
customer’s applications