Manual Calibration With Zero/Span Valves - Teledyne T100 Instruction Manual

Calibration Procedures

6.4. MANUAL CALIBRATION WITH ZERO/SPAN VALVES


Zero air and span gas are supplied to the analyzer through the zero gas and span gas inlets
rather than through the sample inlet.

The zero and cal operations are initiated directly and independently with dedicated buttons
(CALZ and CALS)
MODEL 700
Gas Dilution Calibrator
(with O generator option)
3
MODEL 701
Zero Air
Calibrated
Generator
SO Gas
2
(At high
concentration)
Figure 6-5: Setup for Manual Calibration with Z/S Valve Option Installed (Step 1)
178
Zero and Span calibrations using the Zero/Span Valve option are similar to that
described in Section 7.2, except that:
STEP ONE: Connect the sources of zero air and span gas to the respective ports on the
rear panel (refer to Figure 3-1) as shown below.
Source of
SAMPLE Gas
External Zero
Air Scrubber
Teledyne ML - T100 UV Fluorescence SO2 Analyzer
VENT if input is pressurized
SAMPLE
EXHAUST
SPAN 1
ZERO AIR
Filter
VENT
Needle valve
to control flow
Chassis