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NT UF 831 CO GB (b) / March 2014
CRC16 calculation algorithm
= exclusive OR
n = number of bits
poly = calculation polynomial of CRC16 = 1010 0000 0000 0001 (generator polynomial = 2 X
2
X
15
X
16
)
the first byte sent is the one with the least significant bits
END
BYTE
Offset to right CRC 16
Chosen
No
Yes
No
No
Yes
Next byte
Message ended
Yes
Summary of Contents for UF 831
Page 5: ...5 NT UF 831 CO GB b March 2014 CHAPTER 1 OVERVIEW...
Page 10: ...10 NT UF 831 CO GB b March 2014 CHAPTER 2 SAFETY INSTRUCTIONS...
Page 14: ...14 NT UF 831 CO GB b March 2014 CHAPTER 3 INSTALLATION AND WIRING...
Page 22: ...22 NT UF 831 CO GB b March 2014 CHAPTER 4 IMPLEMENTING A MEASURING POINT...
Page 26: ...26 NT UF 831 CO GB b March 2014 CHAPTER 5 USING AND CONFIGURING THE UF 831...
Page 59: ...59 NT UF 831 CO GB b March 2014 CHAPTER 6 FUNCTION ENGINE...
Page 61: ...61 NT UF 831 CO GB b March 2014 CHAPTER 7 PC SOFTWARE...
Page 77: ...77 NT UF 831 CO GB b March 2014 Appendix 1 Characteristic echo signals...
Page 80: ...80 NT UF 831 CO GB b March 2014 Appendix 2 Speed of sound in water...