Yaskawa Z1000 AC Drive HVAC - Manual (Page 305)

u S4: Bypass Operation
No.
(Addr.
Hex)
Name LCD Display Description Values Page
S4-01
(322B) BP Auto Transfer on
Fault Enable
BP Fault Trnsfer
0: Disabled
1: Enabled
0: No transfer after fault
1: Transfer to bypass after fault Default: 1
Range: 0, 1
–
S4-02
(322C) Secondary PI User
Display
BP Enrgy Sav Lvl
Delta used to determine when to switch into Energy Save Bypass.
This allows for lower frequency output values to also trigger
Energy Save Bypass functionality.
Default: 0 Hz
Min.: 0
Max.: 20
–
S4-03
(322D) BP Energy Save Bypass
Timer
BP Enrgy Sav TMR
Sets the time in seconds that the drive should run at the specified
speed before entering Energy Save Bypass mode.
Default: 60 s
Min.: 10
Max.: 60000
–
S4-04
(322E) BP Energy Save Bypass
Speed Increase
BP Enrgy Sav Inc
Sets the value in Hz that the drive will increase the output
frequency above E1-04 before performing an Energy Save
transfer to bypass.
Default: 6 Hz
Min.: 0
Max.: 10
–
u S5: HOA Keypad Parameters
No.
(Addr.
Hex)
Name LCD Display Description Values Page
S5-01
(322F)
HAND Frequency
Reference Selection
HAND Fref Source
0: Operator
1: Terminals
2: d1-16
3: S5-05
4: Set by b1-01
0: HOA keypad
1: Terminals
2: d1-16
3: S5-05
4: Determined by b1-01
Default: 0
Range: 0 to 4
–
S5-02
(3230)
HAND/AUTO During
Run Selection
HAND/AUTO
@Run
0: Disabled
1: Enabled
0: Disabled
1: Enabled Default: 1
Range: 0, 1
–
S5-03
(3231) HAND Mode PI
Selection
HAND Mode PI Sel
0: Disabled
1: Enabled
0: Disabled
1: Enabled Default: 1
Range: 0, 1
–
S5-04
(3232)
HAND Mode Behavior
Selection
HAND BehaviorSel
0: Legacy
1: Normal
2: Normal w/
Memory
0: Legacy operation mode
1: Normal operation mode
2: Normal with memory
Note: The drive will always be in AUTO mode at power
up with S5-04 = 1.
Default: 1
Range: 0 to 2
–
S5-05
(3233) HAND Frequency
Reference 1
HAND Freq Ref 2
Sets the frequency reference used in HAND mode when S5-01 is
set to 2.
Default: 0.00
Hz
Min.: 0.00
Max.: 240.00
–
S5-07
(3235)
HAND Key Function
Selection (HOA
Keypad)
Oper HAND Key
0: Disabled
1: Enabled
Determines whether the HAND key on the HOA keypad will be
enabled for switching between HAND and AUTO.
0: Disabled
1: Enabled
Default: 1
Range: 0, 1
–
B.11 S: Special Application
YASKAWA ELECTRIC TOEP YAIZ1U 03A YASKAWA AC Drive – Z1000 User Manual 305
B
Parameter List