Teledyne 400E Instruction Manual page 177

Model 400E Ozone Analyzer
Instruction Manual
STEP TWO: Perform the Zero/Span Check. Zero and Span checks using the
Zero/Span Valve option are similar to that described in Section 7.3, except that:
On instruments with IZS options, Zero Air and Span Gas are supplied to the
instrument by an internal O
On instruments with Z/S Valve Options, Zero Air and Span Gas is supplied to
the analyzer through the Zero Gas and Span Gas inlets.
The Zero And Cal operations are initiated directly and independently with
dedicated keys (CALZ & CALS).
WAIT 10
MINUTES
Or until the
reading
stabilizes and
the ZERO button
is displayed
WAIT 10
MINUTES
Or until the
reading
stabilizes and
the SPAN button
is displayed
P/N 04316 Rev: B
generator.
3
SAMPLE RANGE = 500.0 PPB
< TST TST > CAL CALZ CALS
ZERO CAL M
RANGE = 500.0 PPB
ZERO
< TST TST > CONC
SAMPLE RANGE = 500.0 PPB
CALS
< TST TST > CAL CALZ
ZERO CAL M RANGE = 500.0 PPB
< TST TST > ZERO SPAN
CALIBRATION PROCEDURES
O3 =XXX.X
SETUP
O3 =XXX.X
EXIT
O3 =XXX.X
SETUP
O3 =XXX.X
CONC EXIT
Record the O
3
reading as
displayed on the
instrument's front
panel
Record the O
3
reading as
displayed on the
instrument's front
panel
Press EXIT to Return to the
Main SAMPLE Display
177