Enmet OMNI-4000 Instrukcja Użytkownika Pobierz pdf (Strona 56)

ENMET Corporation OMNI-4000 S/N 6705 and above

Setting the Zero

The display shows alternately:

• Press ENTER to display the zero value. The display shows, for example:

• Set the zero point using the zero potentiometer; see Figure 3-11. Turn the potentiometer clockwise to increase the

displayed value.

The display must show a value close to zero:

In case of problems with the setting, replace the

sensor.

• Press ENTER when the smallest possible value

has been obtained.

Setting the Sensitivity

Preparing the Equipment:

• Attach the calibration cover; see Figure 3-12.

• Connect the calibration gas cylinder to the

calibration cover using the vinyl hose.

Figure 3-11: Location of Explosive Gas

Channel Zero Potentiometer

Figure 3.12: Calibration Gas Equipment Arrangement

Please wait for

stabilization

Then set

zero

Zero

5%LEL CH4

Zero

10.0% CH4

Gas Cylinde

Regulato

Hose

Calibration

cover

Zero Potentiometer

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Enmet OMNI-4000 Instrukcja Użytkownika Strona 56