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GX-2003 Operator’s Manual Measuring Mode, Alarms • 24

the alarm level when the button was pressed, the LEDs continue to

flash, and the GX-2003 continues to display the current alarm level.

The gas reading must fall below (or rise above for an oxygen low

alarm) the low alarm setting before you can reset the alarm. Press the

RESET SILENCE button to reset the alarm. The LEDs turn off and the

GX-2003 alarm indications on the display turn off.

With ALARM SILENCE OFF and ALARM LATCHING ON:

The gas reading must fall below (or rise above for an oxygen low

alarm) the low alarm setting before you can reset the alarm. Press the

RESET SILENCE button to reset the alarm. The LEDs and buzzer turn

off and the GX-2003 alarm indications on the display turn off.

NOTE: With ALARM SILENCE set to OFF in Setup Mode, you

cannot silence the buzzer while the gas reading is above

(below for an oxygen Low Alarm) the low alarm setting.

Responding to Alarms

This section describes response to gas, over range, battery, and sensor

failure alarms.

Responding to Gas Alarms

1. Determine which gas alarm has been activated.

2. Follow your established procedure for an increasing gas condition

or a decreasing oxygen condition.

3. If necessary, reset the alarm using the RESET SILENCE button

once the alarm condition has been cleared.

Responding to Over Range Alarms

WARNING: An over range condition may indicate an extreme

combustible gas, toxic gas, or oxygen concentration.

Confirm a normal condition with a different GX-2003 or

with another gas detecting device.

1. Determine which gas alarm has been activated.

2. Follow your established procedure for an increasing gas condition.

3. Reset the alarm using the RESET SILENCE button once the alarm

condition has cleared.

4. Calibrate the GX-2003 as described in the calibration section of this

manual.

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RKI Instruments GX-2003 Betreibershandbuch Seite 31