RU2436U1 - SENSOR FOR ULTRASONIC FLOW METER - Google Patents

Description

Pleasant Moyel belongs to the "oolotl ymermergelnoy technique. otnotom to measuring instruments, "performing the measurement of the flow rate of the | iooti" ioiou1 ") at

SIGNIFICANCE OF THE NUCLEAR COLONS 1UN 1ST O. JANALI AND yjmxudeisvrtuHiHS.

flow meters, paoorawmnx on arini type of operation “manoeu voometsi POOU“ 1ZH T: NMNYa uptTT N-31 “on a sweat and against him and ISZHO-LZUN) shiz with patmini, ij i | fe“ mamH and kme “ ; -the main elements of pye8 Oireob a8 Oidgels, nan-leennye on avukopereakmliy, for example:

-I zavii YA438E7o. uyujmnaimji oy.uij. 85 years old:

-from lia-feHTa CiuA M44b7b9 8, rosa :;

- from anajmaa equipment manufactured by cap companies: Iriteerator, Pariametriki, Daufoss, Darifc & s, wusoriics. -so the screens of a number of Aratun Otran.

The connection of the Danes to the electronic unit of these ethodrometers is coded and used for supplying coaxial maoel of considerable lengths of meters), which is made up of; I have to do this as a UW part, which must be removed by the cable. However, the connection is according to): about 1 hour on-the-fly oonpoTnBjteMMH 5 5 and 75 Ohm, depending on the cable used) ш 1 plug 1 to this cable y wyHTwpveT nbf 1 1reo6 port and in receive mode, as a result

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the node, and the disadvantages of this concept; 1 - “Hfjor Hy has disadvantages that are higher than nonconstructions, that is, such influence of the Background has eaten, arising“ “oHOTtjyHiiwM of the device, on the working time of the device

fiDM POSSIBLE Cha "-Dotg npi BTOiO vHd to VpOBHH POLVZM /}

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node, containing two diDiS, yp.shchgnnaya oncoming / parade / 1, I and 1 Glaunmi:; on ruYUyuchno oi «iuuTrii5Ji6Hri: j- entered sequentially with dyody.

From an analysis of the claimed solutions, it follows that the solution is: by technical ESSENCE, there is no problem to be solved.

Ka fp1- depicts the electrical connection cxemci yredla aewoiU current communication in the piezoelectric transducer.

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raoyodomema (a fuse for Fs. not i; homishn) Odvo, more than 10 chapters 2, Parschushni gshoioi 1) educator № 1 to myojazhl At "oakoyalny cable 5 vitnichno-parallel forks and tsenta at and 4 - and / and;, it (} nn- |; e- mon ((j kiiii ogIy otvun) iaeli h the most telling load resistance (resistor) 6.

The total resistance of the double-crawler, consisting of diochs, 5 and 1, and agreed on m (th) v j aHoro of 5 pins, ignored the polenoptis and some non-values

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ji Lm) NYOUNMM 1 «1) And1HrtJlrt.

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itiMit 4rt tKAHH4 nabe-ya (yo or 75 ohms).

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Ijpvf Mon / UTv G1 - nLG YZS ia-T1 NLA PAYVNY OIGNEL Н5 nD vGraateatel has the level of Sednitsa shsh de "znayta mnvolvol :), In the case of a differentiated oppositive diode it is great and it works at that way or so: / G / 5

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for spotted c-needle, kg - resistance of resistor 5, idif, - direerenal resistance of the diode

Tanmi both, in the uowtf scj Hji nuuMHut uOr #i “iovw iiee нн гпрfUMHtie ш11” | X) PIN mm) a phaser is not being shunted.

As a result of the clarification of the solution, it is important that you measure the accuracy of the measurement in less than and less interference noise on tn1; n: -t and nagtea; but not & measurement of non-controlled flow parameters.; Gi

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Claims (2)

1. A sensor for an ultrasonic flow meter, comprising a sound-transmitting unit with a piezoelectric element glued on it and a supply coaxial cable connected to the piezoelectric element, connecting the sensor to the electronic unit of the flow meter, characterized in that the sensor includes an assembly connected in parallel with the piezoelectric transducer and the supply cable and containing two diodes connected in counter-parallel, and matching load resistance, connected in series with the diodes.  2. The sensor according to claim 1, characterized in that the node is connected to the supply cable from the side of the piezoelectric element inside the sensor housing.