YASKAWA HV600 Technical Reference page 431

Ac drive bypass for hvac fan and pump applications
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10 : MOTOR 1,2 in HAND AND/OR in AUTO
Z1-12: Run Delay Time
No.
Name
(Hex.)
Z1-12
Run Delay Time
(85D1)
Z1-13: Pre Interlock Run Select
No.
Name
(Hex.)
Z1-13
Pre Interlock Run Select
(85D2)
0 : Disabled
1 : Enable time delay only
Z1-14: Run Delay Frequency Reference
No.
Name
(Hex.)
Z1-14
Run Delay Frequency
Reference
(85D3)
Note:
Actual values depend on unit settings of drive parameters o1-03, o1-09, o1-10, and o1-11.
Z1-15: Interlock Wait Time
No.
Name
(Hex.)
Z1-15
Interlock Wait Time
(85D4)
Run Delay with Preset Speed Examples
VFD RUN COMMAND
DAMPER ACTUATOR OUTPUT
BAS INTERLOCK INPUT
VFD FREQUENCY REFERENCE
VFD OUTPUT FREQUENCY
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
Delays the drive or bypass Run from when commanded (after RUN, RUN ENABLE, and RUN
INTERLOCK are all asserted).
Lets the bypass run at a preset speed starting when it receives a Run command, and it ignores the
BAS Interlock Input. The drive frequency reference stays at this preset speed until Z1-12 [Run Delay
Time] is expired.
Sets the frequency that the bypass uses when it delays the Run command.
When you enter a Run command, it asserts the damper actuator output. When you program an input
for Interlock and the time set to this parameter expires before the Interlock input activates, it will
trigger a fault.
t1
Parameter Settings:
Z1-12 Run Delay Time = 0.0 sec
Z1-13 Pre Interlock Run Select = 0 (Disabled)
Z1-14 Run Delay Frequency Reference = 60.0 Hz
Z1-15 Interlck Wait Time = 0.0 sec (Never Time Out)
Figure 5.99 Run Delay with Preset Speed Example: Default Settings
Description
Description
Description
Description
t2
t3
5.14 Z: Bypass Parameters
Default
(Range)
0.0 s
(0.0 to 300.0 s)
Default
(Range)
0
(0, 1)
Default
(Range)
60.00 Hz
(0.00 - Max. Freq.)
Default
(Range)
0.0 s
(0.0 - 300.0 s)
5
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