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Hitachi WJ C1 Series User Manual

Hitachi WJ C1 Series
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Chapter 9 Inverter Functions
9-1-9
9.1.9 Resetting an Alarm
 How to reset a trip?
 How to enable reset to be performed via the [RS] terminal only in the event of a trip?
 Perform the trip release procedure on the inverter.
 To perform a reset, press the keypad STOP/RESET key or assign "Reset [RS] (18)" to an input
terminal and then turn on that terminal.
 The [RS] terminal only supports a contact (NO) input state. "Input terminal active state ([C011]
to [C017])" is disabled.
 The timing of the trip release via the [RS] terminal can by selected by the "Reset mode selection
[C102]". The [RS] terminal can also be only enabled for trip release.
 Restart method after resetting can be selected by the "Restart mode after RS release [C103]" For
details, refer to "9.7.5 Starting after Trip Reset or Power-on".
 Do not use the [RS] terminal to shut off the inverter output (motor free run stop). Be sure to use
the "Free run stop [FRS] (11)" input when shut off the inverter output with an I/O signal input.
 The [RS] input does not clear internal data such as the electronic thermal load ratio, BRD load
ratio, and the current position counter.
Code
Item
Description
Data
[C102]
Reset mode
selection
Trip release at turn-ON
When normal: Output shut-off (Example 3)
When abnormal: Trip release (Example 1)
00
Trip release at turn-OFF
When normal: Output shut-off (Example 3)
When abnormal: Trip release (Example 2)
01
Only release during trip (Trip release at turn-ON)
When normal: Disabled (Example 4)
When abnormal: Trip release (Example 1)
02
Only release during trip
*1
03
*1. (03) setting is the same operation as when (02) is set.
[RS] input
[AL] output
â–  (Example 1) Trip released when [RS] input turns on
[RS] input
[AL] output
â–  (Example 2) Trip released when [RS] input turns off
Output
frequency
RUN
command
[RS] input
Restart performed according to
"Restart mode after RS release [C103]".
â–  (Example 3) When normal and reset is enabled
â–  (Example 4) When normal and reset is disabled
Output
frequency
RUN
command
[RS] input
Q
A
!

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Hitachi WJ C1 Series Specifications

General IconGeneral
BrandHitachi
ModelWJ C1 Series
CategoryInverter
LanguageEnglish

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