Returning to Normal Operating Mode Following a High Alarm. OTIS OI-315 TOCSIN3

Returning to Normal Operating Mode Following a High Alarm

When a High Alarm has been triggered, the audio alarm cannot be silenced and the alarm icon cannot be removed form the display screen by pressing the green power button. To remove the alarm following a High Alarm, the unit must be moved to a clean-air location and power must be cycled (see the Power Off / Power On sections of this operation manual).

Indication of Peak Value and STEL / TWA Value

When a STEL (Short Term Exposure Limit) / TWA (Time Weighted Average) Alarm has been triggered, it is indicated with the or icon (respectively), value of the measured gas, an LED notification, audible alarm and vibration.

To remove the alarm following a STEL / TWA Alarm, the unit must be moved to a clean-air location and power must be cycled (see the Power Off / Power On sections of this operation manual).

NOTE: All alarm values are set according to the alarm standard of gas (that is required by international standards). Therefore, alarm values can be changed only under the responsibility and approval of the administrator of the work site where the instrument is used.

The maximum value, STEL value, and TWA value will be displayed consecutively while in Gas Measure Mode.

Battery Notifications

When the battery level is low (one bar remains on the battery icon), an alarm will sound repeatedly at five minute intervals. When the battery is nearly exhausted, a unique combination of audible, LED, and LCD backlight alerts will display for approximately 10 seconds (before the unit turns off completely).

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