Veichi AC90 Manual page 141

AC90 TENSION CONTROL FREQUENCY INVERTER MANUAL
Fb.11 Sample cycle
It is only valid for PID feedback samply cycle. Response is quicker while cycle is smaller.
Fb.12 PID slip limit
While feedback is in this range, PID adjustment stops. Output does not change.
Fb.13
Detection time while
Fb.14
feedback wire break
Act selections while
Fb.15
feedback wire break
Wire break alarm upper
Fb.16
limit
Wire break alarm lowest
Fb.17
limit
While PID given frequency and inverter is running, if feedback signal which is bigger the [Fb.16] or smaller than [Fb.17]
is detected out and keeps for [Fb.14] delay time, it is considered as sensor wire break.
Act selections while feedback wire break:
0: Go on PID operation without alarm
1: Stop and alarm malfunction
2: Go on PID operation and output alarm signal
3: Run the current frequency and output alarm signal
Wire break alarm upper limit: Feedback signal is over alarm upper limit for time [Fb.14] , it is considered as sensor
wire break.
Wire break alarm lowest limit: Feedback signal is under alarm upper limit for time [Fb.14] , it is considered as sensor
wire break.
Setting range: 0.01-100.00s
Setting range: 0.0-100.0%
Reserved
Setting range: 0.0-6500.0s
Setting range: 0-3
Setting range: 0.0-100.0%
Setting range: 0.0-100.0%
136
Function Parameter specifications
Factory set: 0.10s
Factory set: 0.0%
Factory set: 1.0s
Factory set: 0
Factory set: 100.0%
Factory set: 0.0%