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7 das commands and messages – Teledyne 9110AH - Nitrogen oxides analyzer User Manual

Page 79

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TELEDYNE Model 9110AH NO

X

Analyzer Operator Manual, 01620, Rev. F

5-37

The following is a summary of the Diagnostic commands.

Table 5-19: RS-232 Diagnostic Command Summary

Command

Description

D LIST

Prints all I/O signal values. See Table 9-4 for Sig I/O definitions.

D name=value

Examines or sets I/O signal. Must issue D ENTER SIG command
before using this command

D LIST NAMES

Prin is command.ts names of all diagnostic tests

D ENTER SIG
D ENTER OT
D ENTER ET

Executes SIGNAL I/O diagnostic test.
Executes Optic Test diagnostic test.
Executes Elect Test diagnostic test.
Use D EXIT to leave these diagnostic modes.

D EXIT

Must use this command to exit SIG, ET or OT Diagnostic modes

D SYS_RESET

Resets analyzer software (same as power on)

D RAM_RESET

Resets analyzer software and erases RAM. Erases NO, NO

x

, NO

2

conc

values, erases all DAS data. Keeps setup variables and calibration.
(same as installing new software version)

D EE_RESET

Resets analyzer software and erases RAM and EEPROM. Returns all
setup variables to factory defaults, resets calibration values.

5.7.7 DAS Commands and Messages

The M9110AH contains a flexible and powerful built in data acquisition system (DAS) that
enables the analyzer to store concentration data as well as diagnostic parameters in its battery
backed memory. This information can be printed out through the RS-232 port. The diagnostic
data can be used for performing “Predictive Diagnostics” and trending to determine when
maintenance and servicing will be required.

To print out the properties of all of the data channels enter:

D PRINT

To print the properties of just a single data channel enter:

D PRINT "name”

For example to print the properties of the CONC data channel enter:

D PRINT “CONC”