No.
Name
Display
Content
2
Bypass Status Display
POWERUP Displayed when the bypass is powering up.
OFF
Displayed when no Run command is present and the safety circuit is closed.
WAIT_FOR
_RUN
Displayed when Run is requested, the safety circuit is closed, and the bypass is waiting for Run input.
SAFETY
OPEN
Displayed when the safety circuit input is open.
INTRLOCK
OPN
Displayed when a Run command is present, the safety circuit is closed, but the Interlock input is open.
PRE RUN
DRIVE
Displayed when the bypass is running in the Pre-Run State at the programmed frequency for the
programmed time.
RUN
DRIVE
Displayed when running in Drive Mode.
RUN
BYPASS
Displayed when running in Bypass Mode.
RMOT
XFER EN Displayed when running in Remote Transfer.
SMOK PRG
BYP
Displayed when running in Smoke Purge Bypass.
SMOK PRG
DRV
Displayed when running in Smoke Purge Drive.
AUTO
XFER EN Displayed when running in Auto Transfer, a fault was detected and switched to Bypass Mode.
ENRGY
SAVEN
Displayed when running in Energy Savings Mode
MTR
STOPPING Displayed when fault is removed but motor is still ramping down.
FAULTED Displayed when a fault has been detected causing motor output contactors to open.
3
Data Display
—
Displays specific data and operation data.
4
Frequency
Reference
Source
OPR
Displayed when the frequency reference source is the HOA keypad.
COM
Displayed when the frequency reference source is the MEMOBUS/Modbus Communication Inputs
of the drive.
OP
Displayed when the frequency reference source is an option card connected to the drive.
AI
Displayed when the function reference is assigned to an analog input.
OFF
Displayed when HAND mode is OFF.
5
LOCAL/REMOTE
RSEQ
Displayed when the run command is supplied from a remote source.
LSEQ
Displayed when the run command is supplied from the operator keypad.
RREF
Displayed when the run command is supplied from a remote source.
LREF
Displayed when the run command is supplied from the operator keypad.
6
Function Key 2
(F2)
DATA
Pressing
F2
scrolls to the next display.
→
Pressing
F2
scrolls the cursor to the right.
DRV/BYP Pressing
F2
toggles selection between Bypass Mode and Drive Mode.
7
Function Key 1
(F1)
HELP
Pressing
F1
displays the Help menu.
←
Pressing
F1
scrolls the cursor to the left.
HOME
Pressing
F1
returns to the top menu (Frequency Reference).
ESC
Pressing
F1
returns to the previous display.
Monitor
Pressing
F1
switches Monitor mode.
RLY
Pressing
F1
selects/deselects Drive Test Mode. Enters and exits Drive Test Mode when in Bypass
Mode (Open/Close K1). This is only possible with a 3-contactor bypass configuration (Option B).
<1> Displayed when in Frequency Reference Mode.
<2> Displayed when in Frequency Reference Mode and Monitor Mode.
4.2 Using the HOA Keypad
94
YASKAWA ELECTRIC SIEP YAIZ1B 01E YASKAWA AC Drive – Z1000 Bypass Technical Manual