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Explanation – Flintec FAD-30 User Manual

Page 24

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FAD-30 Technical Manual, Rev. 1.06 December 2012

Page 24 of 48

Address R/W

Word Command

Definition

40015

R/W

1

mV operation
in Count Mode

0

5 mV

1

10 mV

2

15 mV

3

18 mV

40016

R/W

1

Digital filters

0

Fast

1

2

3

4

5

Medium

6

7

Default

8

9

Slow

EXPLANATION

Attention: For hardware connection details, please refer to the related hardware descriptions in this manual.

In the two word registers the data is stored to the registers in big-endian format. The least significant word is
stored to the highest register address; and the most significant word is stored to the lowest register address.
Please find Modbus information in the web site of http://www.modbus.org

Exception codes:
1:

Function code is not supported.

2:

Out of address range

3:

Invalid value or wrong byte number

4:

Operation error


Examples:
Performing Read and Write operations according to hex system with the instrument set to address “0x01”.
Request weight data:

01,03,00,00,00,02,C4,0B

Answer of requested weight:

01,03,04,00,01,86,A0,38,4A

Weight is 100000
Request status data :

01,03,00,02,00,01,25,CA

Taring:

01,10,00,08,00,01,02,00,02,26,D9

Request tare data:

01,03,00,03,00,02,34,0B

Answer of requested tare:

01,03,04,00,00,27,10,E0,0F

Tare is 10000
Weight Mode Selection:

01,10,00,0D,00,01,02,00,04,A6,8E

Count in Unipolar Mode Selection:

01,10,00,0D,00,01,02,00,00,A7,4D

5 mV Input signal range selection:

01,10,00,0E,00,01,02,00,00,A7,7E

Load Medium (5) to Digital filter:

01,10,00,0F,00,01,02,00,05,66,AC

Request Calibration Status:

01,03,00,0C,00,01,44,09

Answer of requested Calibration Status:

01,03,02,00,01,79,84

Instrument is ready for calibration
Zero Calibration Command:

01,10,00,08,00,01,02,00,01,66,D8

Span Calibration with Span Value 50000:

01,10,00,09,00,03,06,00,DC,00,00,C3,50,B7,B0