A-23 – Yokogawa AXFA14G/C User Manual

Page 82

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IM 01E20F02-01E

A-23

APPENDIX 3. ARITHMETIC (AR) BLOCK

TA0305-02.EPS

4

4

4

BAL_TIME

BIAS

GAIN

4

OUT_HI_LIM

4

OUT_LO_LIM

UPDATE_EVT

BLOCK_ALM

More than 0

30

31

32

33

34

35

36

0

0

1

+INF

-INF

1 to 10

1

29

ARITH_TYPE

0x01

Relative

Index

Parameter

Write Mode Valid Range Initial Value

View

2

1

3 4

Description / Remarks

Computation algorithm identification no.

Value

Selection Name

Description

1

2

3

4

5

6

7

8

9

10

Flow compensation, linear

Flow compensation, square root

Flow compensation, approximate

BTU flow (*)

Traditional Multiply Divide

Average

Traditional summer

Fourth order Polynomial, Type 1

HTG level compensation (*)

Fourth order Polynomial, Type 2

Flow compensation (linear)

Flow compensation (square root)

Flow compensation (approximate expression)

Quantity of heat calculation

Multiplication and division

Average calculation

Summation

4th-order (auxiliary input) polynomial computation

HTG-level compensation

4th-order (main input) polynomial computation

* BTU stands for British thermal unit.
HTG stands for hydrostatic tank gauging.

Time taken to return to the set value

Bias value used to calculate the output

Gain value used to calculate the output

Maximum output value

Minimum output value

Indicates alarm information if a block alarm occurs.

Indicates event information if an update event (setting change) occurs.

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