background image

 

11 

Table 3.5 Overall and connecting dimensions

, FS weight

 (for drawings see Appendix L) 

FS 

Nominal di-

ameter, mm

 

Nominal overall and connecting dimensions of FS, 

mm

 

n, 

pcs

Weight, kg, not 

more than (no fasts)

 

DN 

D

d1 

For FS  For flanges 

РУ

-20 

20 

270 

Pipe. G1”  90 

20 

2.3 

2.7* 

РУ

-32 

32 

180 

M48x2 

79 

32 

1.8 

2.6* 

РУ

-50 

50 

180 

122 

50 

102 

11 

4.8 

2.2 

РУ

-65 

65 

200 

144 

63 

124 

5.8 

2.9 

РУ

-80 

80 

210 

155 

79 

135 

6.9 

3.2 

РУ

-100 

100 

230 

184 

230 

(95…105)** 

164 

7.8 

4.1 

РУ

-125 

125 

265 

210 

270 

(119…131)** 

190 

 

10 

10.6 

5.2 

РУ

-150 

150 

315 

236 

296 

(143…156)** 

212 

13 

20.0 

7.7 

*

Weight of straight sections with screws

.  

** 

Nominal bores D 

are multiple of 1mm 

Содержание SVTU-11B

Страница 1: ...Water meter SVTU 11B Operating manual SMP 407251 010 Part 1 September 2010...

Страница 2: ......

Страница 3: ...stallation of meter componentry 22 10 Setting up Procedures 32 11 The operating procedure 35 12 Servicing 38 13 Typical faultinesses and methods of their elimination 42 14 Storing 45 15 Transportation...

Страница 4: ...ive temperature detector RTD T platinum resistive temperature detector manufactured by SEMPAL Co NSC R D nominal static characteristic of R D FlS flow sensor TS temperature sensor PT pressure transduc...

Страница 5: ...ialized enterprises having corresponding credentials from company manufacturer More detailed information is resulted in section 16 Manufacturer s Guarantee A recalibration interval is no more than 4 y...

Страница 6: ...water volume accord ing to acting rules for the control of supply and consumption of water on industrial objects and objects of municipal services Functional features of meters configurations are give...

Страница 7: ...ched on only during operation with keyboard The calculator indicates the following quantities volume mass of the water m3 ton volumetric flow rate of the water m3 h water temperature overpressure of t...

Страница 8: ...maximal pressure measured by the meter is 4 P The range of the electric signals from pressure transducer varies from 4 up to 20 mA 3 14 Meters have output signal for data communication by standard int...

Страница 9: ...nsformed physical quantity The user can select from the following physical quantities volume pulse m3 mass pulse ton 3 22 Limits of absolute meter error while measuring the work time and non work time...

Страница 10: ...0 346 0 25 6 360 396 0 3 The notice Select the type depending on DN according to instructions mentioned in tables 9 2 9 3 and in figures 9 8 9 9 9 10 Mounting dimensions for RTD of types 2 3 4 are giv...

Страница 11: ...s DN L Df H D d d1 For FS For flanges 20 20 270 Pipe G1 90 20 2 3 2 7 32 32 180 M48x2 79 32 1 8 2 6 50 50 180 122 50 102 11 6 4 8 2 2 65 65 200 144 63 124 5 8 2 9 80 80 210 155 79 135 6 9 3 2 100 100...

Страница 12: ...section FS 20 is deli vered together with FlS SMP 407151 009 for FS 32 80 SMP 407151 011 01 for FS 100 See ad ditional informa tion Number of FlS for one FS is defined by number of places for their in...

Страница 13: ...sections length is up to 25 internal diameters of the pipeline The specified sections can be welded to flanges if necessary While or dering straight pipe sections all necessary materials for installa...

Страница 14: ...lso drawings mounting dimensions are re sulted in Appendix K Warning Identification of FS standard size is provided by marking of nominal diameter DN on FS body Thus numerical value in FS reference de...

Страница 15: ...61 004 For installation of pressure sensor 1 pcs for 1 PS 22 Gasket paronite or fluo roplastic SMP 754156 010 For PS 23 Gasket paronite or fluo roplastic SMP 754156 010 01 For threaded 24 G sket SMP 7...

Страница 16: ...sn t carried out 5 7 Measurement of water overpressure is carried out by calculator while measuring the current of electric signal from the pressure transducer Overpressure values op MPa measured and...

Страница 17: ...5 9 To connect to external devices RS 232C is applied RxD TxD DTR RTS lines are used 5 10 Meters have a few separate modules which connected between themselves They are calculator temperature sensors...

Страница 18: ...e indicating device of water meters flow rate limit values On the flow measurement section nominal bore flow direction arrow maximum operating pressure Serial numbers of R D and FS are put on their bo...

Страница 19: ...ner is possible 8 Safety precautions 8 1 Meter s design meets to safety precautions in accordance with State Standard GOST 12 2 003 8 2 If meter runs together with equipment of 220V power supply then...

Страница 20: ...quirements 9 2 1 Installation of meter components is carried out in accordance with chosen con figuration necessity of application of the additional equipment and also parameters of water consumption...

Страница 21: ...h the manufacturer In all cases it is necessary to provide full filling of flow measurement section with wa ter otherwise meters stop functioning and malfunction see chapter 13 of OM would be di agnos...

Страница 22: ...eline and DN of straight sections are different then application of conical contraction is required The straight pipe section downstream a conical contraction should meet requirements for all flow mea...

Страница 23: ...ce of FS to prevent FS revolution PS connectors FS body faces with marking For tightening a sleeve nut the screw driver S 41 mm should be applied 9 4 1 4 While connecting flow meter s flange to the pi...

Страница 24: ...ates pressure loss directly on the flow meter of DN32 The curve 1 demonstrates pressure loss on the flow meter straight sections and conical 10 contractions while installing the flow meter of DN32 on...

Страница 25: ...nd a lateral cylindrical surface of ultrasonic flow sensors with graphite greasing FlS effective area edge should be cleaned from greasing insert ultrasonic flow sensors in bushes pipe bends of flow m...

Страница 26: ...installed in two ways by screw driving in bushes lugs of the first type welded into the pipeline for direct contact of the RTD with the water by screw driving in thermal pockets which in turn are scr...

Страница 27: ...ing gasket fluoroplastic ring a sealing surface of the bush should be greased While screwing the RTD in the bush the force put to a wrench of 200 mm length should be no more than 5 kg and provide herm...

Страница 28: ...iants for bushes of second type internal thread of bushes is 16 1 5 Angle of incli nation Labeling Marking 50 SMP 753137 002 03 type 4 LTP 56 LRTD 58 SMP 723144 008 01 5 60 65 SMP 723144 009 01 6 90 8...

Страница 29: ...29 Figure 9 7 Installation of R D S of type 2 3 and 4 without thermal pocket...

Страница 30: ...30 Figure 9 8 Installation of R D S of type 2 3 and 4 with thermal pocket...

Страница 31: ...ble protection against mechanical damages should be carried out by cable groom ing in pipes hoses ducts etc Cable grooming for one meter in one protective housing is permitted cable grooming of two an...

Страница 32: ...ee the Appendix B and pres sure sensors PT1 and PT2 3 To increase or shorten the length of cables of ultrasonic flow sensors FlS 4 To apply FS RTD ultrasonic flow sensors FlS and calculators from diff...

Страница 33: ...Setup menu item In case of failure or wrong zero setting the measurement error increases and can exceed permissible value Reset of device readings at its commissioning is blocked if setting of hy dra...

Страница 34: ...er 12 During each operation cycle 1 2 seconds the water meter carries out self diagnostics of a technical condition by several criteria In case of measurement section fail ures breakage of flow temper...

Страница 35: ...tup mode after ending of work in service modes Check Verification and also at automatic returning to Indication of main parameters mode if buttons are inactive Depending on meter configuration the pro...

Страница 36: ...sword entering Entry into service modes Setup and Verification is permitted only after entering the proper passwords to avoid non authorized access to parameters saved in calculator memory To run a pr...

Страница 37: ...37 Figure 11 1...

Страница 38: ...cords about meter parameters changing it means that the user logged in and imme diately logged out without changing meter parameters and performance 12 1 2 In doubts of correct installation or proper...

Страница 39: ...screw four screws that fix the cover of battery slot on the back side of the meter remove the battery and disconnect it from the meter install the new battery put it in the slot so that the wire shoul...

Страница 40: ...40 Figure 121 1...

Страница 41: ...rs Following operations should be carried out operations provided by maintenance 1 visual check of precipitation on the inner surface of flow measurement section FS dismantling and cleaning of FS acco...

Страница 42: ...m errors errors of internal meter s hardware which generally preclude the operation of the meter If there are such errors no parameter is measured and accumula tion of any parameters is not provided S...

Страница 43: ...is displayed and is brought in error archive to define interrelation between a temperature measurement error and a flow rate measurement error 3_3_x high velocity in FSx The volumetric flow rate in m...

Страница 44: ...ors can be registered in archive and for a day up to 8 polytypic errors can be registered If the number of errors is more than it was mentioned than the most significant errors are stored For example...

Страница 45: ...y compartments 15 2 Transportation conditions ambient temperature for calculator can vary from minus 20 up to 50 for FS can vary from minus 50 up to 70 relative air humidity is up to 98 while temperat...

Страница 46: ...eated installation of the device and also any secondary losses caused by malfunction 16 7 In case of malfunction identification during a warranty period the consumer should report unsatisfactory condi...

Страница 47: ...dification Configuration Types of RU n delivery without flanges Types of applied RTD 0 R D isn t applied b with digit angle of inclina tion of the bush p if there is a thermometer pocket Cable length...

Страница 48: ...ions in different configurations Configurations 1 One water meter Figure B 1 Configurations 3 Two independent water meters Figure B 2 Water supply pipeline 2 Water supply pipeline 1 Water meter Calcul...

Страница 49: ...49 Appendix C Overall and connecting dimensions of calculator 17...

Страница 50: ...nsion are displayed Editing of parameter can be done in three following steps indication of parameter current value editing the parameter To start editing press Right button indication of the result a...

Страница 51: ...51...

Страница 52: ...52 Indication of main parameters mode...

Страница 53: ...53 Check mode...

Страница 54: ...54 Setup mode...

Страница 55: ...55 Setup Set zero mode Setup PS parameters mode...

Страница 56: ...56 Setup Pressures mode...

Страница 57: ...t 2 Volume Mass 3 9 3 Puls out1 Weight 200 P L Enter pulse weight for channel 1 P L volume puls liter P t mass puls ton 3 9 4 Puls out2 _Mass_ 3 9 6 Puls out2 Weight 200 P L Enter pulse weight for cha...

Страница 58: ...x E Examples of reports creating by Sempal Device Manager software Hourly report example Daily report example Measurement system used in report SI or SGS chosen by user in Setup mode menu Errors repor...

Страница 59: ...010 29 06 2010 14 09 2010 13 41 03 page 1 of 1 Pos Date Journal record 1 29 06 2010 07 44 09 Exit from SETUP mode 2 29 06 2010 07 43 45 End of reset 3 29 06 2010 07 43 45 Data clearing 4 29 06 2010 07...

Страница 60: ...ection lines according to tables 9 4 and 9 5 To FS1 To calculator To sensors and peripheral devices Device connector To TS RS232 interface 1 2 FlS 1 FlS 2 FlS 3 FlS 4 TS 1 TS 2 TS 3 4 3 5 6 7 8 To FS2...

Страница 61: ...61 Schematic of device cable...

Страница 62: ...62 Pinout of connectors...

Страница 63: ...s 1 The sensor is mounted in strictly vertical position see figure 2 If water characteristics don t meet to technical requirements then to prevent polymeriz ing crystallizing and pollution on a sensor...

Страница 64: ...64 Appendix L Overall and connecting dimensions for flow measurement sections FS...

Страница 65: ...65 Overall and connecting dimensions for FS 32...

Страница 66: ...66 FS of DN 50 80 FS of DN 100 150...

Страница 67: ...d FS 1 Inspection of correctness for zero setting on tapped FS 1 1 Assemble a flow measurement section with technological tap at the end face lo cate it vertically fix flow sensors and completely fill...

Страница 68: ...rement sec tion to cut off a valve before flow measurement section Hydraulic zero setting can be con ducted in a few minutes after water fluctuations in the tapped section will stop If value of the fi...

Отзывы: