Yaskawa Z1000 AC Drive HVAC - Manual (Page 304)

No.
(Addr.
Hex)
Name LCD Display Description Values Page
S3-05
(321E) Secondary PI Setpoint
Value
PI2 Setpoint
Sets the secondary PI controller target value Default: 0.00
<1>
Min.: 0.00
Max.: 600.00
<2>
–
S3-06
(321F)
Secondary PI
Proportional Gain
Setting
PI2 Gain
Sets the proportional gain of the secondary PI controller. A setting
of 0.00 disables P control.
Default: 1.00
Min.: 0.00
Max.: 25.00
–
S3-07
(3220) Secondary PI Integral
Time Setting
PI2 I Time
Sets the integral time for the secondary PI controller. A setting of
0.0s disables integral control.
Default: 1.0 s
Min.: 0.0
Max.: 360.0
–
S3-08
(3221) Secondary PI Integral
Limit Setting
PI2 I Limit
Sets the maximum output possible from the integrator. Default:
100.0%
Min.: 0.0
Max.: 100.0
–
S3-09
(3222) Secondary PI Output
Upper Limit
PI2 Upper Limit
Sets the maximum output possible from the secondary PI
controller.
Default:
100.0%
Min.: 0.0
Max.: 100.0
–
S3-10
(3223) Secondary PI Output
Lower Limit
PI2 Lower Lim
Sets the minimum output possible from the secondary PI
controller.
Default: 0.00%
Min.: -100.00
Max.: 100.00
–
S3-11
(3224) Secondary PI Output
Level Selection
PI2 Out Lvl Sel
0: Normal Character
1: Rev Character
0: Normal Output (direct acting)
1: Reverse Output (reverse acting) Default: 0
Range: 0, 1
–
S3-12
(3225) Secondary PI Disable
Mode
PI2 Disable Mode
0: No output
1: Lower Limit
(S3-10)
2: Setpoint
0: No output (0%)
1: Lower Limit (S3-10)
2: Setpoint
Default: 0
Range: 0 to 2
–
S3-13
(3226)
Secondary PI Low
Feedback Detection
Level
PI2 Low FB Lvl
Sets the secondary PI low feedback detection level. Default: 0.00
<1>
Min.: 0.00
Max.: 600.00
<2>
–
S3-14
(3227)
Secondary PI Low
Feedback Detection
Time
PI2 Low FB Time
Sets the secondary PI low feedback detection delay time in
seconds.
Default: 1.0 s
Min.: 0.0
Max.: 25.5
–
S3-15
(3228) Secondary PI High
Feedback Level
PI2 High FB Lvl
Sets the secondary PI high feedback detection level. Default: 100.00
<1>
Min.: 0.00
Max.: 600.00
<2>
–
S3-16
(3229)
Secondary PI High
Feedback Detection
Time
PI2 High FB Tim
Sets the secondary PI high feedback detection delay time in
seconds.
Default: 1.0 s
Min.: 0.0
Max.: 25.5
–
S3-17
(322A) Secondary PI Feedback
Detection Selection
PI2 FB Det Sel
0: PI2 Enabled
1: Always
0: Secondary PI enabled
1: Always Default: 0
Range: 0, 1
–
<1> Unit is determined by S3-04.
<2> Upper limit is S3-02, decimal placeholder is determined by S3-03.
B.11 S: Special Application
304 YASKAWA ELECTRIC TOEP YAIZ1U 03A YASKAWA AC Drive – Z1000 User Manual