Sample flow sensor – Teledyne 6200E - Sulfides Analyzer User Manual

Page 217

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Model 6200E Instruction Manual

Theory Of Operation

M6200E Rev: A1

217

(Section 10.7.3), the output of this sensor is also used to supply pressure data for that
calculation.

The actual pressure measurement is viewable through the analyzer’s front panel display as the
test function PRESS.

10.3.7.2. Sample Flow Sensor

A thermal-mass flow sensor is used to measure the sample flow through the analyzer. This sensor
is also mounted on the pneumatic pressure/flow sensor board upstream of the sample chamber.

The flow rate is monitored by the CRT which issues a warning message (SAMP FLOW WARN) if
the flow rate is too high or too low.

The flow rate of the sample gas is viewable via the front panel as the SAMP FL test function.

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