Delta VFD-EL-W Series - Page 63

Chapter 4 Parameters｜VFD-EL-W
58
Pr.
Parameter Name
Setting Range
Default
10.18
PID Feedback Physical
Quantity
1.0–99.9
99.9
10.19
PID Calculation Mode
Selection
0: Serial connection
1: Parallel connection
0
10.20
PID Error Deviation
Treatment
0: Warn and continue operation (no treatment)
1: Warn and coast to stop
2: Warn and ramp to stop
3: Ramp to stop and restart after Pr.10.21 delay time
(no fault or warning)
4: Ramp to stop and restart after Pr.10.21 delay time.
The number of times of restart is limited by Pr.10.50
0
10.21
PID Error Deviation
Restart Delay Time
0–9999 sec.
60

10.22
Set Point Deviation Level
0–100%
0

10.23
Set Point Stop Detection
Time
0–9999 sec.
10

10.24
Deviation Level of Liquid
Leakage
0–50%
0

10.25
Liquid Leakage Change
Detection
0: Disable
0–100%
0

10.26
Liquid Leakage Change
Detection Time
0: Disable
0.1–10.0 sec.
0.5
10.27
–
10.34
Reserved
10.35
Multi-Pump Operation
Mode
00: Disable
01: Fixed time circulation (alternative operation)
02: Fixed quantity control (multi-pump operating at
constant pressure)
0
10.36
Multi-Pump ID
1: Master
2–4: Slave
0

10.37
Multi-Pump Fixed Time
Circulation Period
1–65535 min.
60

10.38
Pump Switching Start-up
Frequency
0.00 Hz–Fmax
60.00

10.39
Pump Reaches Start-Up
Frequency Detection Time
0.0–3600.0 sec.
1

10.40
Pump Switching Stop
Frequency
0.00 Hz–Fmax
48.00