Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manuel d'utilisateur télécharger pdf (Page 24)

24 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules

Publication

1797-5.5 - September 2011

6 01104…20 mA as

⎟%

4.00 22.00 0

(0%)

10607

(106.07%)

0.17% of

4...20 mA

7 01114…20 mA as

unsigned

integer

4.00 20.00 0

(4 mA)

65535

(20 mA)

0.03% of

4...20 mA

8 1000Not assigned

9 1001

10 1010

11 10110...20 mA as

A/D count

0.00 22.00 0

(0 mA)

55000

(22 mA)

0.04% of

0...20 mA

12 11004...20 mA as

3.60 21.00 -250

(-2.50%)

10625

(106.25%)

0.16% of

4...20 mA

13 11014...20 mA as

3.00 21.00 -625

(-6.25%)

10625

(106.25%)

0.16% of

4...20 mA

14 11104...20 mA as

2.00 22.00 -1250

(-12.50%)

11250

(112.50%)

0.16% of

4...20 mA

15 1111Not assigned

Error Level 0.1 mA Steps

Word Bits Description

Word 0 13 12 11 10 09 Error level channels 0...3

Word 1 13 12 11 10 09 Error level channels 4...7

00000Disabled

0.1 mA * binary valve = remote fault alarm

Examples

Data Format

2...22 mA

-12.5...112.5%

00111Binary value = 7, 0.1 mA * 7 = 0.7 mA

Remote fault alarm at -4.38% or +104.38%

01111Binary value = 15, 0.1 mA * 15 = 1.5 mA

Remote fault alarm at -9.38% or + 109.38%

Data Format - Write Words 2 and 3 (Continued)

Data

Format

Bits Format Signal Range User Range Resolution

15 14 13 12

11 10 9 8

7654

LO HI LO HI

3210

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 51 52

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Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manuel d'utilisateur Page 24

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