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Teledyne API Model 401 O
3
Photometric Calibrator Instruction Manual, 01124, Rev. J2
Table 2-3: Test Measurements
Test Message Meaning
TIME=xx:xx:xx Current time-of-day (HH:MM:SS)
O
3
SET =xxxx PPB Ozone generator set concentration
O
3
MEAS=xxxx MV Current measure channel in mV
O
3
REF =xxxx MV Current reference channel in mV
O
3
GEN =xxxx MV O
3
GEN ref channel feedback voltage
PRES=xxx IN-HG-A Absolute pressure : inches Hg
SMP FLW=xxx CC/M Sample flow through Photometer (cc/min)
SAMPLE TEMP=xxx C Temperature in the absorption tube
ANA LAMP TMP=xxx C Analytical Lamp Housing Temperature
O
3
FLOW=x.x L/M Gas flow through O
3
generator
O
3
LAMP TMP=xx C O
3
GEN Lamp Housing temp. (deg. C)
REG = xx.x IN-HG-A Regulator pressure - Inches Hg.
BOX TEMP=xxx C Internal box temperature (deg. C)
DCPS=xxxxxx MV DC power supply (mV)
2-6