Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 125)

u Setting 6: Pump (Secondary) Application
Table 4.12 Pump (Secondary): Parameter Settings
No. Parameter Name Default Setting
b1-04 Reverse Operation Selection 1: Reverse operation disabled
C1-01 Acceleration Time 1 20 s
d2-03 Master Speed Reference Lower Limit 20%
L5-01 Number of Auto Restart Attempts 10
L6-01 Stall Prevention Selection during Deceleration 5: UL3 at speed agree (Alarm)
u Setting 7: Pump with PID Control Application
Table 4.13 Pump with PID Control: Parameter Settings
No. Parameter Name Default Setting
b1-04 Reverse Operation Selection 1: Reverse operation disabled
b5-01 PID Function Setting 1: Enabled (PID output becomes output frequency reference)
b5-03 Integral Time Setting (I) 15 s
b5-08 PID Primary Delay Time Constant 10.0 s
b5-13 PID Feedback Low Detection Level 2%
b5-14 PID Feedback Low Detection Time 25 s
b5-15 PID Sleep Function Start Level 72%
b5-16 PID Sleep Delay Time 25.5 s
C1-01 Acceleration Time 1 20 s
d2-03 Master Speed Reference Lower Limit 20%
L5-01 Number of Auto Restart Attempts 10
L6-01 Stall Prevention Selection during Deceleration 5: UL3 at speed agree (Alarm)
4.5 Application Selection
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 125
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Start-Up Programming & Operation