Yokogawa 415 Steam and Gas User Manual

Page 25

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Example 5

The same vortex meter installation, as detailed in Example 4, also
has a 4-20mA output. The meter produces 20mA at 1000 m

3

/h and

4mA at 0 m

3

/h. Determine the flow parameters which need to be

programmed for mass flow and corrected volume to standard
conditions.

With the instrument set for a linear 4-20mA input signal, the
following parameters are programmed:

Span (S

V

)

=

1000

m

3

/h

Specific Gravity G

=

1.105

Base Temperature

=

15

°C

Base Pressure

=

101.325

kPa

Timebase of Rate

=

Hours

Operation 23

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