Model NGA2000 NDIR

Instruction Manual

748332-F April 2003

From MAIN MENU

⇓

Technical configuration menu

System set up...

Service menus...

Diagnostic menus...

Other module diagnostic menus...

Listing of all modules...

For Service set up and Service menus, see preceding flow charts.

Diagnostic menus

Control module diagnostics...

Analyzer module diagnostics...

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Other module diagnostics

This screen reserved for other modules if present.

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Module Tag

Control Unit Diagnostics

See Platform manual.

#8

Analyzer Diagnostics

Power supply voltages...

Primary variable parameters...

Physical measurements...

Temperature control parameters...

Miscellaneous control parameters...

Barometric pressure parameters...

Software diagnostics...

For I/O Module diagnostics, see I/O Modules manual

Analyzer diagnostics

Power supply voltages

 

+15V analog is:

14.98V

+15V analog was:

14.92V

-15V analog is:

-14.85V

-15V analog was:

-14.92V

+5V digital is:

5.02V

+5V digital was:

4.98V

+24V power is:

2.38V

+24V power was:

2.42V

+12V analog is:

11.88V

+12V analog was:

12.0V

Primary variable parameters

Raw measurement signal:

0.3258

Signal gain setting:

4%

Oscillator tune:

85%

Chopper speed:

5 Hz

Source current:

1.212 A

Modulation check...

 

Percent modulation:

20%

Calibration time out:

60 Secs

Calibration factors...

 

Pk-pk noise:

0 ppm

Physical measurements

See #6 in Figure 3-12

Temperature control

Fan lower setpoint:

60°C

Fan upper setpoint :

20°C

Minimum fan duty cycle:

30%

Case temperature:

45°C

Detector setpoint:

62°C

Detector P gain:

32.52

Detector I gain:

1.34

Detector bias:

283°C

Detector temperature:

62°C

Modulation check

Measurement range number:

1

Detector signal:

 

7.0

Signal gain setting:

 

4%

Status

Ready

Instructions:

Flow zero

Then:

 

Watt

Percent modulation:

 

20%

(updated only at the end of this test)

Calibration Factors

See #3 in Figure 3-12

HISTORY

Primary variable parameters

Signal gain settings:

4%

Oscillator tune:

85%

Source current:

1.212 A

Percent modulation:

85%

Listing of all modules

 

 

Lists all modules detected on the

 

 

network.

 

 

Jumps to the module’s diagnostic

 

 

screen.

 

Analyzer Diagnostics

Module Tag

 

See #8 above.

Module Tag

 

 

Module Tag

 

 

Module Tag

 

 

Module Tag

 

 

Module Tag

 

 

 

 

 

Miscellaneous control parameters

Fan current:

35 mA

Fan duty cycle:

50%

Heater current:

1.7A

Heater duty cycle:

50%

Source current pot setting:

50%

Actual source current:

1.212A

Alarm messages valid for:

FAILURE

Barometric pressure parameters

Pressure transducer:

Present

Barometric pres. Compensation:

Enabled

Measured pressure:

12.3 kPa

Transducer offset:

1013 hPa

Transducer slope:

1.0

Transducer PGA gain:

1.0

Software diagnostics

Last message:

No error

And:

No error

And:

No error

And:

No error

And:

No error

And:

No error

And:

No error

And:

No error

Edit to reset:

Report

Software error code (1 = no error):

1

Figure 3-13. Display Screens (5 of 5)

Rosemount Analytical Inc. A Division of Emerson Process Management

Maintenance and Service 3-13