Teledyne API Model 100AH SO2 Analyzer Instruction Manual, 02417, Rev. D

7.3 TEST Commands and Messages

Table 7-7: RS-232 Test Messages

Name

Message

Description

RANGE1

RANGE=xxxxx PPM2

Analyzer range

STABILITY

STABIL=xxxx.x PPM

Std. Deviation of last 25 SO2

 

 

concentration values

 

 

 

VACUUM

PRES=xxx.x IN-HG-A

Reaction cell pressure

 

 

 

SAMPPRESS

PRES=xxx.x IN-HG-A

Sample pressure

 

 

 

SAMPFLOW

SAMPLE FL=xxx

Sample flow rate

 

CC/M

 

 

 

 

PMTDET

PMT=xxxxxx MV

PMT output

 

 

 

UVDET

UV LAMP=xxxx MV

Instantaneous UV lamp reading

 

 

 

LAMPRATIO

LAMP RATIO=xx.x%

Ratio of UV lamp reading to calibrated

 

 

UV lamp reading

 

 

 

STRAYLIGHT

STR LGT=xxx.x PPM

Stray light level

 

 

 

DARKPMT

DRK PMT=xx.x MV

PMT dark current in MV

 

 

 

DARKLAMP

DRK LMP=xx.x MV

UV detector dark current in MV

 

 

 

SLOPE

SLOPE=x.xxx

Calibration slope parameter

 

 

 

OFFSET

OFFSET=xxx.x MV

Calibration offset parameter

 

 

 

HVPS

HVPS=xxxxx V

High voltage power supply

 

 

 

DCPS

DCPS=xxxxxx MV

DC power supply

 

 

 

RCELLTEMP

RCELL TEMP=xxx C

Reaction cell temperature

 

 

 

BOXTEMP

BOX TEMP=xxx C

Internal box temperature

 

 

 

PMTTEMP

PMT TEMP=xxx C

PMT temperature

 

 

 

SO2

SO2=xxxx.x

SO2 concentration

TESTCHAN3

TEST=xxxx.x MV

Test channel output

CLOCKTIME

TIME=HH:MM:SS

Time of day

 

 

 

1Displayed when single or autorange is enabled.

2Depends on which units are currently selected.

3Only if test channel is selected.

7-8

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Teledyne 100AH instruction manual Test Commands and Messages, RS-232 Test Messages, Name Message Description