Vacon 100 - Priming Pump

Selection
number
Selection name Description
0 Not used
1 PID sleep
The jockey pump starts when the PID Sleep of the main
pump activates. The jockey pump stops when the main pump
wakes up from the sleep mode.
2 PID sleep (level)
The jockey pump starts when the PID Sleep activates, and
the PID feedback signal is less than the level set by
parameter P3.21.2.2. The jockey pump stops when the PID
feedback signal is more than the level set in parameter
P3.21.2.3 or the main pump wakes up from the sleep mode.
JockeyStopLevel
PID Feedback
Jockey Start Level
PID Controller
Wake Up Level
Output Freq
PID Sleep
Delay
PID Sleep
Jockey Pump Control
(Selected value = PID Sleep)
Jockey Pump Control
(Selected value =
PID Sleep (Level))
Fig. 91: The Jockey pump function
9.18.3 PRIMING PUMP
A priming pump is a smaller pump that primes the inlet of the main pump to prevent suction
of air.
PARAMETER DESCRIPTIONS VACON · 313
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