
85
NT UF 811 CO GB (c) / March 2014
Presence of noise (acoustic interference)
Comment:
For the last three cases, a weak signal (gain greater than 50 dB) may mean that the
probes require realignment or maintenance (pollution on the surface of the probe).
Presence of electromagnetic interference
Comment:
in this case, move the cables (in particular the probe cables) away from the power
cables. Check the ground connections and the shielding.
Содержание Uf 811 CO
Страница 4: ...4 NT UF 811 CO GB c March 2014 CHAPTER 1 OVERVIEW...
Страница 11: ...11 NT UF 811 CO GB c March 2014 CHAPTER 2 SAFETY INSTRUCTIONS...
Страница 14: ...14 NT UF 811 CO GB c March 2014 CHAPTER 3 INSTALLATION AND WIRING...
Страница 28: ...28 NT UF 811 CO GB c March 2014 CHAPTER 4 IMPLEMENTING A MEASURING POINT...
Страница 32: ...32 NT UF 811 CO GB c March 2014 CHAPTER 5 USING AND CONFIGURING THE Uf 811...
Страница 65: ...65 NT UF 811 CO GB c March 2014 CHAPTER 6 FUNCTION ENGINE...
Страница 67: ...67 NT UF 811 CO GB c March 2014 CHAPTER 7 PC SOFTWARE...
Страница 83: ...83 NT UF 811 CO GB c March 2014 Appendix I Characteristic echo signals...
Страница 86: ...86 NT UF 811 CO GB c March 2014 Appendix II Speed of sound in water...