Yaskawa iQpump Controller Programming Manual - Manual (Page 250)

250 YASKAWA TM.iQp.07 iQpump Controller Programming Manual
Figure 1.184
Figure 188. Drive Requests for a De-Stage using Feedback (P9-12 = 1)
Figure 1.185
Figure 189. Drive Requests for a De-Stage using Feedback and Output Frequency (P9-12 = 2)
Set-Point
Feedback
Remove Delay
Time P9-15
Remove Delay
Time P9-15
PumpNet Status 1 U1-xx bit :
Requesting for De - staging (previous lead )
5
PumpNet Control 1 U1-xx bit 1:
Run as Lag Drive
PumpNet Control 1 U1-xx bit 2:
Run as Lead Drive
Drive ramps down to
zero speed and gets
added back to the
ready- to- run list
Remove Pump Delta
P9-14
Set-Point
Feedback
Remove Delay
Time P9-15
Remove Delay
Time P 9-15
PumpNet Status 1 U1-xx bit 5:
Requesting for De -staging (previous lead )
PumpNet Control 1 U1-xx bit 1:
Run as Lag Drive
PumpNet Control 1 U1-xx bit 2:
Run as Lead Drive
Drive ramps down to
zero speed and gets
added back to the
ready -to-run list
Remove Pump Delta
P9-14
Output Frequency
Remove Pump Level P 9-13