Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 316)

B.4 C: Tuning
C parameters are used to adjust the acceleration and deceleration times and carrier frequency selections.
u C1: Acceleration and Deceleration Times
No.
(Addr.
Hex)
Name LCD Display Description Values Page
C1-01
(0200)
Acceleration Time 1 Accel Time 1
Sets the time to accelerate from 0 to maximum frequency.
Default: 30.0 s
Min.: 0.1
Max.: 6000.0
153
C1-02
(0201)
Deceleration Time 1 Decel Time 1
Sets the time to decelerate from maximum frequency to 0.
153
C1-09
(0208)
Fast Stop Time Fast Stop Time
Sets the time for the Fast Stop function. Default: 10.0 s
Min.: 0.1
Max.: 6000.0
153
u C2: S-Curve Characteristics
No.
(Addr.
Hex)
Name LCD Display Description Values Page
C2-01
(020B)
S-Curve Characteristic
at Accel Start
SCrv Acc @ Start
The S-curve can be controlled at the four points shown below.
Run Command
Time
Output Frequency
C2-01 0.20 s
C2-02 0.20 s
ON OFF
Default: 0.20 s
Min.: 0.00
Max.: 10.00
153
C2-02
(020C)
S-Curve Characteristic
at Accel End
SCrv Acc @ End
Default: 0.20 s
Min.: 0.00
Max.: 10.00
153
u C4: Torque Compensation
No.
(Addr.
Hex)
Name LCD Display Description Values Page
C4-01
(0215) Torque Compensation
Gain
Torq Comp Gain
Sets the gain for the automatic torque (voltage) boost function
and helps to produce better starting torque. Used for motor 1.
Default: 1.00
Min.: 0.00
Max.: 2.50
154
C4-02
(0216) Torque Compensation
Primary Delay Time 1
Torq Comp Time Sets the torque compensation filter time.
Default: <1>
Min.: 0 ms
Max.: 60000 ms
–
<1> Default setting is determined by parameter o2-04, Drive Model Selection.
B.4 C: Tuning
316 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual