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1） TWA TIME
2）
C VALUE（Threshold Limit Value - Ceiling : Upper value）
The TLV-C alarm will sound if the instantaneous (one sampling) concentration (mg/m3)
exceeds the set value. And a message "C-ALARM" will be displayed on the screen.
*The input range of TLV-C value setting value can be set from 0.001 to 10.000 mg/m3.
The ceiling value cannot be set smaller than the TLV-STEL setting value.
*Due to the upper limit of 10.000 mg/m3, if "10" is entered at the integer part, the decimal
part will be fixed at 0.
*If the ceiling value is set lower than the TLV-STEL value, the value will be automatically
adjusted to TLV-STEL set value +0.001.
Set the value in the order of hours → minutes.
Use the [△][▽] keys to move cursor/change value.
Use [SET] key to select/set next value/apply the change.
[MENU] key to cancel/return.
The input range of the measurement time is from 1
minute to 48 hours, and the setting is made in units of 1
minute.
Set the value in the following order: integer part → first
decimal place →
decimal place.
Use the [△][▽] keys to move cursor/change value.
[SET] key to select/set next value/apply the change.
[MENU] key to cancel/return.
second decimal place →
third
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