Setting The Measurement Range Unit Type - Teledyne 400E Instruction Manual

Operating Instructions

6.5.6. Setting the Measurement Range Unit Type

The M400E can display concentrations in ppb, ppm, ug/m
units affects all of the COM port values, and all of the display values for all
Measurement Ranges. To change the units of Measure press:
Select the preferred units of
measure.
EXAMPLE: Switching from
PPM to UGM
Concentrations displayed in mg/m
760 mmHg for Standard Temperature and Pressure (STP).
Consult your local regulations for the STP used by your agency.
Once the units of Measurement have been changed the unit
MUST
in effect will no longer be valid. Simply entering new expected
span values without running the entire calibration routine is not
The following equations give approximate conversions between
78
SAMPLE
< TST TST > CAL
SETUP X.X
RNGE
CFG DAS
SETUP X.X
MODE SET
SETUP X.X
PPM PPB
SETUP X.X
PPM PPB UGM MGM
be recalibrated as the "expected span values" previously
volume/volume units and weight/volume units:
O ppb x 2.14 = O
3
O ppm x 2.14 = O
3
RANGE = 500.0 PPB O3 =XXX.X
PASS CLK MORE
RANGE CONTROL MENU
UNIT
CONC UNITS: PPM
UGM ENTER
MGM
CONC UNITS: UGM
ENTER EXIT
NOTE
3
and ug/m
NOTE
sufficient.
ug/m
3
mg/m
3
Model 400E Ozone Analyzer
Instruction Manual
3 3
, mg/m units. Changing
SETUP
EXIT
EXIT Returns
to the Main SAMPLE
EXIT
Display
EXIT
EXIT Returns
to the SETUP
Menu
3
use 0 °C ,
3
3
P/N 04316 Rev: B