Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 12)

YASKAWA TOEP YAIZ1D01A Z1000U Matrix Bypass Quick Start Procedure
Z1000U Bypass
Quick Start Procedure
Page 12
of 37
• The HAND and AUTO frequency references can be set independently.
• The factory default for HAND frequency reference originates from the HOA keypad.
• The factory default for AUTO frequency reference originates from drive analog inputs A1 or A2.
7.1 Ensure the HOA keypad cable is fi rmly connected between the HOA keypad door mounted
cable port and communications port CN2 on the bypass controller board.
7.2 Energize the Bypass.

HOA Keypad Tutorial (continued)
6
STEP

Confi gure the HAND and AUTO Frequency Reference
7
STEP
Display FUNCTION KEY 1 (F1)
HELP Press F1 to display the Help menu.
<-- Press F1 to scroll the cursor to the left.
HOME Press F1 to return to the top menu
(Frequency Reference).
ESC Press F1 to return to the previous
display.
RLY Press F1 to select/deselect Drive Test
Mode. During Drive Test Mode, power
is applied to the drive while in Bypass
Mode by forcing the drive input contac-
tor to close (3-contactor bypass only).
㼉
㼉
Freq Ref (AUTO)
Display BYPASS STATUS DISPLAY
AUTO XFER EN Running in Auto Transfer,
a fault was detected and
switched to Bypass Mode.
ENRGY SAVE EN Running in Energy Savings
Mode
MTR STOPPING Fault is removed but motor is
still ramping down.
FAULTED Fault has been detected caus-
ing motor output contactors
to open.
Display BYPASS STATUS DISPLAY
POWERUP Bypass is powering up.
OFF No Run command is present and
the safety circuit is closed.
WAIT FOR RUN AUTO mode:
-Safety circuit is closed
-Bypass waits for Run input.
SAFETY OPEN The safety circuit input is open.
INTRLOCK OPN Run command is present, the
safety circuit is closed, but the
Interlock input is open.
PRE RUN DRIVE Bypass is running in the Pre-Run
State at the programmed fre-
quency for the programmed time.
RUN DRIVE Running in Drive Mode.
RUN BYPASS Running in Bypass Mode.
RMOT XFER EN Running in Remote Transfer.
SMOK PRG BYP Running in Smoke Purge Bypass.
SMOK PRG DRV Running in Smoke Purge Drive.
Display DATA DISPLAY
— Displays specifi c data and operation
data.
Display AUTO/HAND Display
AUTO AUTO or OFF Mode (running or stopped).
HAND HAND Mode
Display AUTO/HAND Display
RSEQ
RREF
AUTO Mode (running or stopped).
LSEQ
LREF
HAND or OFF Mode.
Display FUNCTION KEY 2 (F2)
DATA Press F2 to scroll to the next display.
--> Press F2 to scroll the cursor to the
right.
DRV/BYP Press F2 to toggle selection between
Bypass Mode and Drive Mode
Display
BYPASS/DRIVE STATUS
DISPLAY
DRV
(not blinking)
Drive Mode. The bypass will run in
Drive Mode when a Run command
is present.
DRV
(blinking)
Drive Mode, but a condition is
making the bypass run in Bypass
Mode. Example: Smoke Purge -
Bypass Mode
BYP
(not blinking)
Bypass Mode. The bypass will run
in Bypass Mode when a Run com-
mand is present. In a three-contac-
tor bypass, drive input contactor
K1 is open and the drive will be
powered down.
BYP
(blinking)
Bypass Mode with Drive Test Mode
set. The bypass will run in Bypass
Mode when a Run command
is present. In a three-contactor
bypass, drive input contactor K1 is
closed and the drive is powered on.