Black & Decker MULTI-GAS DETECTORS Manuel d'utilisateur télécharger pdf (Page 40)

BW Defender2

Calibration and Setting Alarm Setpoints

Alarm Setpoints

Alarms may be set anywhere within the detection range for

the sensor (See specifications), or set to zero for OFF.

Setting the Low Alarm Setpoint

Next set the Low and High Alarm setpoints for each sensor in

turn, starting with H

The display shows the Low Alarm setpoint for H

The Set up/down arrow icon lights, prompting you to input a

new Low Alarm setpoint. To accept the displayed value,

press .

3. To change the Low Alarm setpoint for this sensor, press

G or H until the display shows the new value. Press

to save the displayed value.

Note

If you do not press any pushbuttons within 10

seconds, the detector automatically retains the Low

Alarm setpoint.

If you change the displayed value but pause for 10

seconds before pressing , the detector rejects the

new value. The display shows error (Err) and the

audible alarm beeps six times. The saved Low

Alarm setpoint is displayed.

The detector allows you to set both (Low and/or

High) O

alarm setpoints below or above 20.9%, or

one below and one above 20.9%.

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Black & Decker MULTI-GAS DETECTORS Manuel d'utilisateur Page 40