YASKAWA H6B1A002, Technical Reference

Page: 417 / 794

Parameter
Details
5
5.13 Y: Application Features
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference 417
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Y4-19: Differential Lvl Detection Time
No.
(Hex.)
Name Description
Default
(Range)
Y4-19
(3D0C)
RUN
Differential Lvl Detection
Time Sets the length of time that the difference between PID Feedback and the Differential Feedback must
be more than
Y4-18 [Differential Level] before the drive will respond as specified by Y4-20
[Differential Level Detection Selection] .
10 s
(0 - 3600 s)
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Y4-20: Differential Level Detection Sel
No.
(Hex.)
Name Description
Default
(Range)
Y4-20
(3D0D)
RUN
Differential Level Detection
Sel Sets the drive response during a Differential Level Detected condition. 0
(0 - 2)
0 : Fault (and Digital Out)
1 : Alarm (and Digital Out)
2 : Digital Out Only
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Y4-22: Low City On-Delay Time
No.
(Hex.)
Name Description
Default
(Range)
Y4-22
(3D0F)
RUN
Low City On-Delay Time Sets the length of time that the drive will wait to stop when the drive detects a Low City Pressure
condition. 10 s
(1 - 1000 s)
■
Y4-23: Low City Off-Delay Time
No.
(Hex.)
Name Description
Default
(Range)
Y4-23
(3D10)
RUN
Low City Off-Delay Time Sets the length of time that the drive will wait to start again after you clear a Low City Pressure
condition. 5 s
(0 - 1000 s)
■
Y4-24: Low City Alarm Text
No.
(Hex.)
Name Description
Default
(Range)
Y4-24
(3D11)
RUN
Low City Alarm Text Sets the alarm message to show on the keypad when the drive detects a Low City Pressure condition. 0
(0 - 2)
0 : Low City Pressure
1 : Low Suction Pressure
2 : Low Water in Tank
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Y4-36: Pressure Reached Exit Conditions
No.
(Hex.)
Name Description
Default
(Range)
Y4-36
(3D1D)
RUN
Pressure Reached Exit
Conditions Sets how the digital output responds to Feedback changes after it activates. 1
(0, 1)
0 : Hysteresis Above & Below
The terminal set for H2-xx = 42 [MFDO Function Selection = Pressure Reached] will deactivate when the Feedback
is less than the “ Setpoint - Hysteresis ” or more than the “ Se Hysteresis ” for the time set in Y4-39 [Pressure
Reached Off Delay Time] .
1 : Hysteresis 1-Way