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5 testing the scale performance – Flintec FAA-27 User Manual

Page 17

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FAA-27, Technical Manual, Rev. 1.1, June 2014

Page 16 of 21

4. Load Factory Defaults:

Descriptions


Command:

@011000240001025AA5C9

Set to factory default.

Response:

@011000240001CA

ACK



CHECKSUM CALCULATION :

CSUM = 0

– (Slave_Add + Function + … + Last_data)

(STX and CSUM are neglected while calculating CSUM)

Example

For Medium (1) filter:

@011000220001020001XX


CSUM = 0

– ( 01+10+00+22+00+01+02+00+01)

= 0

– 37

= C9


Command is @011000220001020001C9 < Carriage Return >

5.5 Testing the Scale Performance

You have to check the scale performance by testing the scale eccentricity, scale
linearity at loading up to maximum loading value, repeatability etc. before using it.