Yaskawa AC Drive Z1000 AC Drive HVAC Fan - Manual (Page 143)

S3-13
PI2 Low Feedback
Detection Level
PI2 Feedback
(U5-18)
S3-15
PI2 High Feedback
Detection Level
On-delay
Timer
On-delay
Timer
S3-16
PI2 High Feedback
Detection Time
S3-14
PI2 Low Feedback
Detection Time
PI2 disabled
S3-17 = 0
False
True
False
True
Multi-function output
H2-oo = 71
PI2 Feedback Low
Multi-function output
H2-oo = 72
PI2 Feedback Low
+
-
+
-
Figure 1.76 PI Low Feedback Detection Level
n S3-14: Secondary PI Low Feedback Detection Time
Sets the secondary PI low feedback detection delay time in seconds.
No. Name Setting Range Default
S3-14 Secondary PI Low Feedback Detection Time 0.0 to 25.5 s 1.0 s
n S3-15: Secondary PI High Feedback Level
Sets the secondary PI high feedback detection level.
No. Name Setting Range Default
S3-15 Secondary PI High Feedback Level 0.00 to 600.00 <1> 300.0 <2>
<1> Upper limit is S3-02, decimal place holder is determined by S3-03.
<2> Unit is determined by S3-04.
n S3-16: Secondary PI High Feedback Detection Time
Sets the secondary PI high feedback detection delay time in seconds.
No. Name Setting Range Default
S3-16 Secondary PI High Feedback Detection Time 0.0 to 25.5 s 1.0 s
n S3-17: Secondary PI Feedback Detection Selection
Selects when secondary PI controller low and high feedback detection is active.
No. Name Setting Range Default
S3-17 Secondary PI Feedback Detection Selection 0 or 1 0
Setting 0: Secondary PI Enabled
Setting 1: Always
1.11 S: Special Parameters
YASKAWA ELECTRIC SIEP YAIZ1U 03A YASKAWA AC Drive – Z1000 Programming Manual 143
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Parameter Details