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(2) 121AL to 126AL Alarm output setting 【With an alarm output option】
Various setting and an output test are performed about an alarm output. And, it sets about the corresponding alarm
output.
121AL
Alarm 1 factor
RESET/
SHIFT
126AL
Alarm 2 test
◆ 121AL Alarm 1 factor setting，124AL Alarm 2 factor setting.
The output factor of alarms 1 and 2 is setting.
Selection by ＋ and － , set value is updated by SET .
Initial set value：ALARM 1 (Zero-phase voltage)
OFF：
＋
Nothing
－
◆ 122AL Alarm 1 reset method setting，125AL Alarm 2 reset method setting
Output action at the case of a reset of alarms 1 and 2 can be selected from AUTO (automatic reset) and HOLD
(manual reset).
In "AUTO (automatic reset)", an alarm output also constitutes OFF according to a reset of an alarm.
In "HOLD (manual reset)", even after an alarm reset, an output holds ON. The reset in this case (output OFF) is
performed in RESET/SHIFT .
Selection by ＋ and － , set value is updated by SET .
Default setting：AUTO <自動復帰> (Automatic reset)
AUTO <自動復帰>
Automatic reset
(
◆ 123AL Alarm 1 test，126AL Alarm 2 test
The output of alarms 1 and 2 is tested. While pushing SET , an output is ON, and if it detaches, an output switches
OFF. About a reset of an alarm, it becomes action united with reset method setting (automatic reset / manual reset)
of each alarm output.
Setting No.
RESET/
SHIFT
return method
RESET/
SHIFT
return method
ALARM 2 OFF (Nothing)
＋
2：3-phase voltage
＋
1：
Zero-phase
－
voltage
－
＋
＋
HOLD <手動復帰>
)
－
(Manual
－
Status of output
(Output OFF)
Alarm 1 test
122AL
RESET/
Alarm 1
SHIFT
125AL
RESET/
Alarm 2
SHIFT
New setting
Current setting
Setting No.
(Line voltage)
reset
)
Setting No.
SET
(Output ON)
28
123AL
Alarm 1 test
RESET/
SHIFT
124AL
Alarm 2 factor
Status of output
SMLC-213-154
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