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ProSoft Technology PTQ-AFC User Manual

Page 145

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PTQ-AFC ♦ Modicon Quantum Platform

Meter Proving

Liquid and Gas Flow Computer for Hydrocarbon Products

User Manual

ProSoft Technology, Inc.

Page 145 of 259

June 23, 2011

Input format: line meter pulse count (65020)
This parameter is a code that specifies the format in which pulse counts for the
line meter are delivered to the AFC at the ends of runs or passes. These values
are:

Value Format Description

0

None

No pulse counts are delivered. Used only when no prover is configured

1

32-bit

Pulse counts are delivered as 32-bit (double) integers

2

Split-double

Pulse counts are delivered as split-double values, in which the actual
value is (MSW * 10,000 + LSW)

3

Floating point Pulse counts are delivered as IEEE 32-bit floating point values


When a prover is configured, the default setting is 1 (32-bit), except for compact
provers, for which it is 3 (floating point).

Input format: master meter pulse count (65021)
This parameter is a code that specifies the format in which pulse counts for the
master meter are delivered to the AFC at the ends of runs or passes. These
values are:

Value Format Description
0

None

No pulse counts are delivered. Used when the prover is not a
master meter.

1

32-bit

Pulse counts are delivered as 32-bit (double) integers.

2

Split-double

Pulse counts are delivered as split-double values, in which the
actual value is (MSW * 10,000 + LSW).

3

Floating point

Pulse counts are delivered as IEEE 32-bit floating point values.


When a master meter is configured, the default setting is 1 (32-bit). This
parameter is meaningful only when using master meter provers.

8.1.5 Prover

Characteristics

Prover Characteristics will vary based on the type of prover and options you
select. The following topics describe each field and its operating range.

Prover size units (65018.L)
This parameter sets the units in which the prover's base volume is represented.
This parameter is not meaningful for master meter provers.

Meter factor precision (65028+)
This parameter is a number between 0.00000001 and 0.0001. The default setting
is 0.0001

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