Setting 5: Cooling Tower Fan With Pi Control Application; Setting 6: Pump (Secondary) Application; Setting 7: Pump With Pi Control Application - YASKAWA Z1000 User Manual

4.6 Application Selection
u

Setting 5: Cooling Tower Fan with PI Control Application

No.
b1-03 Stopping Method Selection
b1-04 Reverse Operation Selection
b2-09 Motor Pre-Heat Current 2
b5-01 PI Function Setting
b5-03 Integral Time Setting (I)
b5-08 PI Primary Delay Time Constant
b5-09 PI Output Level Selection
b5-13 PI Feedback Low Detection Level
b5-14 PI Feedback Low Detection Time
b5-15 PI Sleep Function Start Level
b5-16 PI Sleep Delay Time
C1-01 Acceleration Time 1
d2-03 Master Speed Reference Lower Limit
H1-07 Multi-Function Digital Input Terminal S7 Function Selection
L5-01 Number of Auto Restart Attempts
L6-01 Stall Prevention Selection during Deceleration
u

Setting 6: Pump (Secondary) Application

No.
b1-04 Reverse Operation Selection
C1-01 Acceleration Time 1
d2-03 Master Speed Reference Lower Limit
L5-01 Number of Auto Restart Attempts
L6-01 Stall Prevention Selection during Deceleration
u

Setting 7: Pump with PI Control Application

No.
b1-04 Reverse Operation Selection
b5-01 PI Function Setting
b5-03 Integral Time Setting (I)
b5-08 PI Primary Delay Time Constant
b5-13 PI Feedback Low Detection Level
b5-14 PI Feedback Low Detection Time
b5-15 PI Sleep Function Start Level
b5-16 PI Sleep Delay Time
C1-01 Acceleration Time 1
d2-03 Master Speed Reference Lower Limit
L5-01 Number of Auto Restart Attempts
L6-01 Stall Prevention Selection during Deceleration
120
Table 4.12 Cooling Tower Fan with PI Control: Parameter Settings
Parameter Name
Table 4.13 Pump (Secondary): Parameter Settings
Parameter Name
Table 4.14 Pump with PI Control: Parameter Settings
Parameter Name
Default Setting
1: Coast to Stop
0: Reverse operation enabled
10%
1: Output frequency = PI output 1
30 s
2 s
1: Reverse Output
2%
25 s
10.8 Hz
25.5 s
60 s
30%
60: Motor Pre-Heat 1
10
5: UL3 at speed agree (Alarm)
Default Setting
1: Reverse operation disabled
20 s
20%
10
5: UL3 at speed agree (Alarm)
Default Setting
1: Reverse operation disabled
1: Enabled (PI output becomes output frequency reference)
15 s
10.0 s
2%
25 s
72%
25.5 s
20 s
20%
10
5: UL3 at speed agree (Alarm)
YASKAWA TOEP YAIZ1U 03B YASKAWA AC Drive – Z1000 User Manual