Yokogawa IR200 - Manual (Page 48)

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IM 11G02M01-01E
After setting, the alarm setting is now
completed by pressing the
ENT
key.
End of Alarm Setting
When an upper limit alarm has
occurred, the “High alarm” message
lights at CH (component)
(“Low alarm” at lower limit alarm).
Typical on-screen display when an alarm occurs
C H O
2
0-25 vol%
C H CO
0-100 ppm
C H CO
2
0-10 vol%
C H SO
2
0-100 ppm
C H NO
X
0-100 ppm
0 0 .
0 0 0 3 .
0 0 .
2 1 0 0 .
- - - -
High alarm
Caution
•
For 10 minutes after turning on power, the alarm judgment is inactive.
Cursor for setting value
To close the " Alarm Setting" or to cancel
this mode midway, press the ESC key.
A previous screen will return.
To close the Alarm Setting
ESC
0 to 100%FS (Settable in each range)
Setting Range
ENT
Description of setting items
Upper limit value: Sets the upper limit value (concentration) of alarm.
Lower limit value: Sets the lower limit value (concentration) of alarm.
Contact action:
Selects one of upper limit alarm, lower limit alarm, and upper limit
or lower limit alarm.
Upper limit alarm ... Alarm contact operates when above upper limit value.
Lower limit alarm ... Alarm contact operates when below lower limit value.
Upper limit alarm or lower limit alarm ...Alarm contact operates when
above upper limit value or below
lower limit value.
ON/OFF: Enables the alarm function if set at "ON", or disables the alarm function if set at "OFF".
* The upper limit value cannot be set below the lower limit value, and the lower limit value
cannot be set above the upper limit value.
If it is desired to set the upper limit value below the lower limit value already stored in the
memory, reduce the lower limit value beforehand, or vice versa.