Z: Bypass Parameters - YASKAWA Z1000U Technical Manual

Low harmonic drive bypass for hvac applications
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B.15 Z: Bypass Parameters
B.15 Z: Bypass Parameters
u
Z1: Bypass Control System
No.
(Addr.
Name
Hex)
Z1-01
(85C6) Initialize
Z1-02
(85C7) Password
Z1-03
(85C8) Password Change
Z1-05
Auto Transfer to
(85CA)
Bypass Upon Drive
Fault
Z1-06
(85CB) Power-Up Mode
Z1-07
(85CC) Speed Reference Select
Z1-08
(85CD) Run Command Select
Z1-09
(85CE) HAND Mode Drive
Speed Reference
Z1-10
(85CF) Smoke Purge Preset
Frequency Reference
320
LCD Display
0: No Initialize
1: Set all parameters to their default values. For drive parameters,
Initialize
first issues two-wire reset, then sets individual parameter default
0: No init
values.
1: Set All Def
2: Set only Bypass Controller parameters to their default values.
2: Set Byp Def
3: Set only Drive Controller parameters to their default values.
3: Set Drv Def
First issues two-wire reset, then sets individual parameter default
values.
Allows and restricts access to all parameters. Setting this value
equal to the value in Z1-03 toggles access to all parameter settings
Password
except this parameter. If the value entered to Z1-02 matches the
value entered to Z1-03, the access to all parameters is denied or
granted.
The value entered here is the password.
Pass Chg
When the drive is running and a drive fault occurs, operation will
Auto Xfr Byp Flt
switch to Bypass mode. When the fault is cleared, operation will
0: Disable
switch back to Drive mode
1: Enable
0: Disable
1: Enable
Power-Up
Determines the mode of the Bypass Control upon power-up.
0: OFF
0: OFF
1: AUTO-DRIVE
1: AUTO-DRIVE
2: HAND-DRIVE
2: HAND-DRIVE
3: AUTO-BYPASS
3: AUTO-BYPASS
4: HAND-BYPASS
4: HAND-BYPASS
Determines the source of the Frequency Reference sent from the
Spd Ref Sel
Bypass Controller to the Drive.
0: Operator
0: Operator
1: Analog Input
1: Analog Input
2: Bypass Serial
2: Bypass Serial
3: Option Board
3: Option Board (CN5)
Determines the source of the Auto Mode Run command used by
Run Cmd Sel
the Bypass Controller.
0: Operator
0: Operator
1: Bypass DI
1: Bypass Controller Digital Input
2: Bypass Serial
2: Bypass Serial
3: Option Board
3: Option Board (CN5)
This is the speed reference used when the Drive is running in
HAND mode. Units are in Hz.
Hand Fref
Sets the speed at which the drive will run when the Smoke Purge
Drive input is active.
Smoke Purge
Description
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Values
Page
Default: 0
176
Range: 0 to 3
Default: —
Min.: —
176
Max.: —
Default: 0
Min.: 0
176
Max.: 9999
Default: 0
176
Range: 0, 1
Default: 0
176
Range: 0 to 4
Default: 1
177
Range: 0 to 3
Default: 1
178
Range: 0 to 3
Default: 10.0
<1>
Hz
178
Min.: 0.0
Max.: 60.0
Default: 10.0
<1>
Hz
178
Min.: 0.0
Max.: 60.0

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