Yokogawa IR200 - Manual (Page 58)

6 - 23
IM 11G02M01-01E
6.6 Peak alarm setting
When the number of peaks of which CO concentration exceeds the upper limit value exceeds the
setting time, a peak alarm is outputted.
This section describes how to perform various settings of peak alarm.
( )
ENT
End of Peak Alarm Setting
MODE
( )
ENT
( )
ENT
Note)
1. Press the
MODE
key in the Measurement
mode, and the User mode appears.
2. Point the cursor to “Setting of Peak Alarm”
by pressing the or key. Press the
ENT
key.
3. In the “Peak Alarm Setting” item selection
screen that appears, point the cursor to any
item you want by pressing the
or
key. Press the
ENT
key.
4. Then, enter numeric values and perform the
setting.
Entering or setting the numeric values
should be carried out by using the
or
key.
After setting, press the
ENT
key, and the set
values you entered are saved.
The setting is optional and is valid only
when peak alarm function is provided.
• Peak Alarm : Setting of peak alarm is performed
with ON/OFF.
• Alarm value : If peak concentrations exceed
the set alarm value, a peak counter
counts 1 time.
• Alarm Count : When a peak in excess of the
setting time occurs, a peak count
alarm output is provided.
• Hysteresis : To prevent possible chattering
when the peak value may exceed
the set peak concentration by only
1 time, the peak count has an
allowance in the hysteresis width.
Description of setting items