Hitachi WJ C1 Series User Manual

Chapter 15 Tips/FAQ/Troubleshooting
15-3-2
15.3.2 Other Displays
 Are there any other displays of the keypad other than when a trip occurs or a warning occurs?
 During resetting, undervoltage condition, or waiting for the retry by the restart function, the
keypad is displayed as follows.
Name
Description
Display
During resetting
Displayed during resetting (when the "Reset [RS]"
input terminal is turned on, or when the trip status is
reset by the [STOP/RESET] key).
Rotate
During undervoltage wait
Displayed during undervoltage wait and power shut
down.
24 VDC power is being
supplied
Displayed when operating on 24 VDC power only.
Restart after instantaneous
power failure
Restart at trip
Displayed during restart function operation.
During RUN command
restriction
Displayed when the restricted direction RUN
command is input while the operation direction is
restricted by the "RUN direction restriction selection
[b035]".
During data initializing
Displayed during data initialization when "Pattern 0"
is set in "Initialization selection [b085]".
Displayed during data initialization when "Pattern 1"
is set in "Initialization selection [b085]".
During trip history
initialization
Displayed during initialization of trip history.
No data
Displayed when the relevant data is not found.
(Trip monitor)
Communication error
Displayed when a problem occurs between the
external digital operator and the inverter.
Blink
Auto-tuning OK
Displayed when auto-tuning ends normally.
Auto-tuning NG
Displayed when auto-tuning fails.
Output shut-off by safety
function STO
Displayed when "STO input mode selection [b145]"
is any of 02 to 06 and both [ST1]/[ST2] are opened
and the inverter output is shut-off by STO.
Functional safety ST1/ST2
mismatch
Displayed when "STO input mode selection [b145]"
is 05 or 06 and switching to normal operation ⇔
output shut-off by STO. One of [-F01]/[-F02]/[-
F10]/[-F20] is displayed depending on ON/OFF
timing of [ST1]/[ST2].
Refer to "14.1 Using the Safety Function STO (Safe
Torque Off)" for more information.
Q
A

Hitachi WJ C1 Series Specifications

General

Brand	Hitachi
Model	WJ C1 Series
Category	Inverter
Language	English