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Teledyne API – T101 Operation Manual Getting Started
45
3.4.1.1. Connections with Internal Valve Options Installed
This section covers pneumatic connections for the optional valves, Z/S and IZS.
External Zero
Air Scrubber
Filter
MODEL 701
Zero Air
Generator
Source of
SAMPLE Gas
VENT if input is pressurized
Zero
/
S
p
an Valves – O
p
tion 50
MODEL T700
Gas Dilution Calibrator
VENT
Chassis
Sam
p
l
e
Zero Ai
r
Exhaust
Span
Source of
SAMPLE Gas
VENT if input is pressurized
Internal Zero/Span Option (IZS) – Option 51
Chassis
Sam
p
le
Zero Air
Exhaust
S
p
an
Calibrated
SO
2
or H
2
S
gas
(At high
concentration)
Ambient
Air
Figure 3-14. Basic Pneumatic Connections for Units with Valve Options
CAUTION
Gas flow must be maintained at all times for units with IZS Options installed. The IZS option includes a
permeation tube which emits H
2
S. Insufficient gas flow can build up H
2
S to levels that will damage the
instrument.
Remove the permeation device when taking the analyzer out of operation.
07266B DCN6485