Rki-instruments GX-94 Manual de usuario descargar pdf (Pagina 30)

Page 29 GX-94 Operator’s Manual

Updating the Gas Combination (2. COMBINE GAS)

Sets the display and circuitry for types of gases to be detected; there

are 11 possible combinations. Press AIR/▲ or (SHIFT)/▼ to scroll

through the combinations. Press ON/OFF/INPUT to accept the selected

combination.

Note

Change the GAS COMBINATION values only when the

appropriate sensors are installed in the corresponding sensor

sockets. Calibrate immediately after changing sensor combi-

nations.

Gases selected in this operation will be displayed throughout

all setup and normal display screens.

Viewing & Setting Alarms (3. SET ALARM)

Sets the alarm levels for gases detected by the GX-94. Press AIR/▲ to

change the alarm level for a single gas, or DISPLAY/(ADJ) to skip that

channel.

Press AIR/▲ to raise an alarm level, or (SHIFT)/▼ to lower the alarm

level. Hold down the button to scroll quickly through the alarm setting.

The lowest available setting for each alarm point is “off.”

Press ON/OFF/INPUT to accept the displayed alarm value and move to

the next alarm or gas.

•

SET ALARM <HC>

Allows the user to change LOW and HIGH HC alarms for

combustible gas.

•

SET ALARM <O2>

Allows the user to change the LOW and HIGH %O

alarms.

Remember that the LOW O

alarm is a decreasing alarm, for falling

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Rki-instruments GX-94 Manual de usuario Pagina 30