Enmet EX-2000 Manual do Utilizador descarregar pdf (Página 8)

ENMET Corporation EX2000

3.0 Operation

3.0 Operation3.0 Operation

3.0 Operation

Refer to Figure 1 for location of the EX-2000 switches, alarms and display. While in operation the EX-2000 will regularly

sound a chirp or “beep” to indicate the instrument is turned on and in normal operation with no faults detected. This confidence

chirp is set at the factory and can not be altered or turned off.

EX-2000 is programmed at the factory for a specific target gas which is displayed on a label on the left side of the instrument.

AUTION

: The EX-2000 must be returned to ENMET or an authorized distributor to alter the target gas

The

ENTER

switch is used for both start-up and shutdown of the EX-2000. See section 3.1 for start-up & operation and section

3.2 for shutdown of the EX-2000 instrument.

3.1 Turning On the EX2000

To start-up the EX-2000, press and release the E

NTER

switch.

When the EX-2000 is turned on the following self test and count down for sensor to stabilization in succession on the display,

accompanied by a continuous visual and audible signal.

Example of start-up sequence:

Display Sequence

Audio and Visual alarms are active during this sequence:

1. Whole display is flashed.

(4 large digits will flash, 3 large digits will display in normal

operation)

2. Software version is displayed.

3. Alarm 1 threshold is displayed.

4. Alarm 2 threshold is displayed.

5. Self-test is indicated.

6. Countdown of sensor stabilization time is displayed.

(10 seconds maximum)

7. Operational measurement displayed.

And Audio & Visual Alarms go to the normal state.

A regular audible “beep” signals that the instrument is operating correctly. The interval between the “beeps” is factory-

programmable and the “beeps” can not be disabled.

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Enmet EX-2000 Manual do Utilizador Página 8