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Teledyne GC-Pro/TCD - Gas Chromatograph User Manual

Page 43

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GC-Pro TCD

Installation

Teledyne

Analytical

Instruments

29

Parity

none

Stop

Bits

1

Message Interval

Sent at the end of each cycle.

3.3.3 Gas Connections

The analyzer gas connection diagram identifies the various gas

connection points as to function and location. Figure 3-1 shows the gas
connection points for instruments fitted with the optional auto
calibration module.

Figure 3-3: Gas Connections

Gas connections to the instrument are made at the 1/8”or 1/4”

stainless steel tube fittings provided on the rear panel. Note that the
optional purge and sensor vent fittings are 1/4” while all other gas
connections are 1/8”.

Before tubing is connected to the system, it must be decontaminated

to eliminate any hydrocarbon deposits. Using a small torch, heat each
length of tubing while passing nitrogen through it until it glows red.
Begin at the nitrogen source end and proceed down the length of the