7 Maintenance
7-2. Regular maintenance mode
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<Energized/De-energized Alarm Contact Setting 2-4. 8>
(1) Select 2-4.8 from the menu screen.
(2) Press the TEST/SET key.
(3) Select AL_C (Gas alarm contact)/E_C (Fault contact)
※
with the
▲
/
▼
key, and press the TEST/SET
key.
(4) Select nd (energized)/nE (de-energized) with the
▲
/
▼
key.
(5) Press the TEST/SET key to save the setting.
After the setting is completed, "2-4.8" returns automatically.
※
When individual alarm contact is set as fault alarm [option] by 2-4.7.
NOTE
When de-energized is selected, the relay is energized and activated in response to an alarm (de-energized
at a normal environment).
When the contact "a" is used, it is open at a normal state while closed in response to an alarm.
When the contact "b" is used, it is activated conversely.
When energized is selected, the relay is energized at a normal environment (de-energized in response to
an alarm).
When the contact "a" is used, it is closed at a normal state while open in response to an alarm. It is
open at power-off as well.
When the contact "b" is used, it is activated conversely.
NOTE
To change the settings of the contact specifications (such as the "a" or "b" contact), please contact RIKEN
KEIKI.
It is energized normally.
It is de-energized normally.
