Enmet PID-Guard Bedienungsanleitung PDF herunterladen (Seite 12)

PID-G

UARD

ENMET Corporation

5.0 Maintenance

The PID-G

UARD

maintenance menus that are accessed by pressing the M

ENU

button and entering a valid access code. The

access code is set at the factory and may be changed by following the access code menu explained in section 5.5.

5.1 Maintenance Menus

AUTION

: Do Not Attempt A Span Procedure Without Calibration Gas Applied to The Sensor; if this is done, the instrument is

forced into a calibration fault mode.

Pushbutton switches control the

ENU

and S

ELECT

functions. The M

ENU

and S

ELECT

button locations are indicated on the

display panel, see Figure 3. The M

ENU

button is used to display the various menu options and make incremental changes to

numbers such as alarm points, calibrations gas, etc. The S

ELECT

button is used to select that option, set zero or span digit.

To enter the maintenance menu press and hold the M

ENU

button for 2 to 4 seconds

Table 3 indicates the maintenance menu sequence see Figure 7 for a detailed maintenance menu flow chart.

Table 3: PID-G

UARD

Maintenance Menus Sequence

Example of Display Function

Normal Display Mode

Measurement of target gas

Press and hold the M

ENU

button for 2 – 4 seconds to enter the Maintenance Menu

The Power/Fault LED will flash Green – Red to indicate the PID-G

UARD

is in Maintenance Mode

To exit the maintenance Menu and return to the

Normal Display Mode:

If intended function Press S

ELECT

button

Press the M

ENU

button to advance to the Zero procedure

For adjusting Zero:

If intended function Press S

ELECT

button

Press the M

ENU

button to advance to the Span procedure

For adjusting the Span:

Calibration of PID-G

UARD

If intended function Press S

ELECT

button

Press the M

ENU

button to advance to each Alarm set point procedures

For adjusting the Alarm 1, 2 and 3 set points:

If Intended function Press S

ELECT

button

Press the M

ENU

button to advance the mA Span set point procedure

For adjusting the mA Span set point:

If intended function Press S

ELECT

button

Pressing the M

ENU

button without pressing the S

ELECT

button will allow you to cycle through the menu options.

You must Press the S

ELECT

button in order to initiate the desired operation.

5ppm

Exit

Zero

Span

mA Span

Alarm1

Alarm2

Alarm3

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 25 26

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