Longrun LRF-3000P User Manual Download Page 48

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LRF-3000P Ultrasonic flowmeter

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M43
Temperature Unit
The following options are available:
a.°C
b.°F

M43

Energy Unit

Options

a. °C

M50
Serial Number
Serial number is the only factory code of the
flowmeter, and is the unique mark for the
manufacturer and the user to trace the product
information and its management.
SVN indicates the software version number.

M50

Serial Number

S/N

FT123456

SVN

V1.12

M51
Time and Date
You could alter time and date in this menu.

M51

Time and Date

Time

13:10:34

Date

20200101

M52
Key Tone
You could choose to turn “on/off” the key tone.

M52

Key Ton

Options

0.ON

Summary of Contents for LRF-3000P

Page 1: ...1...

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Page 3: ...Notes Any modifications concerning function update in this manual will not be notified This manual has been carefully checked if you find anything improper or any errors please contact the vendor If...

Page 4: ......

Page 5: ...ing electrical cables 9 3 4Transmitter Connections 10 Chapter IV Operation Panel and Quick Start 11 4 1 Power on 11 4 2 Boot screen 11 4 3Keyboard Operation 13 Chapter V Installation 14 5 1Installatio...

Page 6: ...are only used for identification and belong to the property of their respective owners Exception Clauses The manufacturer shall bear no responsibilities for any consequences caused by the product in u...

Page 7: ...with local standards safety rules and accident prevention rules If you can t understand this file please ask the manufacturer or the vendor for help As for any property loss or personal injury arisin...

Page 8: ...ed to install use operate and maintain this flowmeter Caution 1 When using the flowmeter in inflammable media please take measures to prevent from fire or explosion 2 When operating the flowmeter in h...

Page 9: ...maged please notify the delivery man and the manufacturer or the consignor and describe the damage in details Prompts Please check the goods you received with the packing list Prompts Please check the...

Page 10: ...tion of Ultrasonic Flowmeter Accessories 1 Carrying Case 1pc 2 Transmitter Electronic 1pc 3 Transducer Sensor 1 pair 4 Mounting track 1 set ST or DT 5 Pipe straps 2 pairs 6 Coupling compound Grease 1...

Page 11: ...wnstream or upstream in the same stroke In which v Fluid velocity M Ultrasonic reflections D Pipe diameter Included angle between ultrasound signal and fluid Tup Time that downstream transducer sends...

Page 12: ...identical with your order or not Check whether the power supply on the nameplate is correct or not The following shows information on the nameplate Ultrasonic Flowmeter Model Max Operating Temperatur...

Page 13: ...professional explosion proof instructions Caution Please strictly obey the local occupational health and safety regulations Only trained personnel are allowed to operate on electrical equipment Warnin...

Page 14: ...3 4 3 Power on When switching the power on for the first time the flowmeter will run automatically according to the parameters you put last time the meter is calibrated before leaving factory After th...

Page 15: ...for putting into use All operating parameters and settings have been set according to your order requirements 1 Boot screen In normal display press and keys to switch among NET Total POS Total and NE...

Page 16: ...switching and continuously refresh the display items press ENTER again to recover Press Menu key and digital key 3 i e Menu 3 to enter M3 cold display interface shown as follows Transient cold quanti...

Page 17: ...ut menu number to enter related menu Enter key is used for entering the edit mode and confirm the corrections 4 3 2 Keyboard Operation Methods The flowmeter menu is divided into six modules according...

Page 18: ...plate and confirm whether the goods are identical with your order or not Check whether the power supply on the nameplate is correct or not if not please contact the manufacturer or the vendor Storage...

Page 19: ...ption measure You could install a hose for transition or set support points with absorbing pads on the pipe at 2DN in both upstream and downstream of the flowmeter Try not to install the flowmeter on...

Page 20: ...pends on the pipe diameters in the upstream according to the interference insufficient front rear straight pipe sections may cause about 0 5 deviation To ensure measurement accuracy of the flowmeter t...

Page 21: ...accumulate sands or impurities at the bottom The measurement point should be in the pipe section with relatively new inner wall with no or relatively less scaling The pipe must be made of compact mat...

Page 22: ...asures A Check the sealability of end covers and connection ports and ensure that no dampness or water enters inside the converter DO check it regularly and check each measure mentioned above and the...

Page 23: ...nal intensity is relatively weaker than that in Z shape installation method so it is widely used for small diameter installation and better operating conditions V shape installation Compared with V sh...

Page 24: ...M04 menu are within normal scope or not If not DO check the following Check whether related field parameters in the converter are input correctly or not pipe diameter wall thickness material liner med...

Page 25: ...ut on the ball valve Note The following shows the top view of the horizontal pipe section The arrows on transducers must be identical with the fluid direction Wall thickness d2 mm Upstream straight pi...

Page 26: ...se ensure the UP DOWN arrows at the transducer marks are identical with the signal direction of the ultrasound transducer and finally tighten the nut Step6 Connect the transducer cables and ensure cor...

Page 27: ...pipe section Waterproof plug Outer diameter D Schematic Diagram of Z shape Installation of Insert in Transducer Transducer Short pipe on the mounting base Weld the short pipe on the pipe Pipe drillhol...

Page 28: ...etter the signal quality In normal conditions the signal quality Q value should be over 75 Sound velocity Vel value indicates the sound velocity and the actual sound velocity measured by the flowmeter...

Page 29: ...accumulation of measurement errors of the flowmeter when the actual flow is 0 In general this parameter is 0 03m s When the flow is more than the low flow cut value the low flow cut value has nothing...

Page 30: ...icient which is called K coefficient You also could calibrate the flowmeter in service on site through M26 menu 6 1 5 System Protection System protection is mainly to avoid abnormal operation of flowm...

Page 31: ...equently which would influence its service life and when it is too fast it would generate pulse loss It is recommened to apply 1 3 pulse output sec 6 1 9 Alarms Switch output alarm signal is generated...

Page 32: ...e the output current of the current loop and adjust the digits displayed at the same time Observe the ammeter till the reading is 4 00 c Use the same method to calibrate 20mA output The calibration da...

Page 33: ...d in your computer If you directly process sheets in SD card files in your computer and SD card is deleted in processing you may lose the data or the data may be damaged If you want to plug in out SD...

Page 34: ...totalizar M01 flow rate M02 heat M03 cool M04 measurement status MIX Installation settings M10 pipe section settings M11 Liner settigns M12 fluid settings M13 transducer settings M14 installation spac...

Page 35: ...ow unit M42 energy unit M43 temperature unit M5X System settings M50 serial number M51 time and date M52 key tone M53 languages M54 system lock M55 system reset M6X Others M60 date totalizar M61 runni...

Page 36: ...ntinuously update Display the current items Press ENTER again to restore switching M01 Flow Rate R 0 00 m s 0 000 m h M01 Flow Rate R 123 4 E 0 m s 0 000 m h M02 Heat Rate Display heat total Transient...

Page 37: ...digit the stronger the signal intensity the stronger the signal intensity the stabler the measurement theoretically Signal intensity of upstream downstream transducer should be 75 to ensure normal op...

Page 38: ...es that the system runs unstably so you should check whether the transducers are installed is proper position or not and whether parameter settings are correct or not Delta 30 5 ns M10 Pipe Section Se...

Page 39: ...3 14 Other if you choose Item 14 please input the material velocity Note Room temperature is 20 by default M13 Transducer Settings Select the transducer type The following transducer types are availab...

Page 40: ...lue 63 2 mm M20 Damping Damping coefficient is 0 999 sec 0 Indicates no damping 999 Indicates the maximum damping Damping is used for smoothing the displayed data In general you need to enter one digi...

Page 41: ...erent parameters could be eliminated and the low flow measurement accuracy could be improved M22 Zero Settings R Cut Reset Offset Options 0 NO M22 Zero Settings R Cut Reset Offset Options 0 NO Select...

Page 42: ...S 0 ON Energy 0 Heat 0 OFF Select the flow totalizer you need to reset 0 POS Total 1 NEG Total 2 NET Total 0 Clear all Select the energy totalizer you need to reset 0 Heat 1 Cold 2 All M23 Totalizar R...

Page 43: ...mperature R Source Sensitivity SHC Options 0 CJ128 Others 4 2 KJ m M25 Power Cut Compensation Power cut compensation is a function to calculate the current value during the outage based on the average...

Page 44: ...e factory settings and DO NOT alter parameters in the menu M27 Correction R KArray Delay TPC Value 0 0 us Signal Power Control This is a technician menu Please apply the factory settings and DO NOT al...

Page 45: ...9200 None 4 38400 None 5 56000 None M30 RS485 R Set Order Options 0 2400 None Adr 55 M30 RS485 R Set Order Options a 1 0 3 2 M31 AI Settings Al1 The upper lower limit input AI2 The upper lower limit i...

Page 46: ...t System The following options are available a Metric b British M40 Toggle Unit R Options a Metric M41 Flow Unit The following options are available 0 m3 Cubic Meters 1 I Liters 2 GAL USA Gallons 3 Im...

Page 47: ...e following options are available 0 Giga Joule GJ 1 Kilocalorie Kc 2 MBtu 3 KJ 4 Btu 5 KWh 6 MWh7 TH M42 Energy Unit R Unit MULT Rate GJ h Total GJ Energy Accumulation Multiple Factor a x 0 001 E 3 b...

Page 48: ...owmeter and is the unique mark for the manufacturer and the user to trace the product information and its management SVN indicates the software version number M50 Serial Number R S N FT123456 SVN V1 1...

Page 49: ...ct passcode The passcode is composed of six digits If you lose or forget it please contact the manufacturer M54 System Lock R Options 0 NO Passcode M55 System Reset You could reset the flowmeter to th...

Page 50: ...A calibration Note The flowmeter would be calibrated before leaving factory so it is not recommended for the user to calibrate it M62 CL Adjust R 4mA Enter to go 20mA Enter to go M63 RTD adjustment Th...

Page 51: ...code and use the command extending set with W as the communication protocol 8 2 UART Definition 8 3 Communication Protocol and its Use The flowmeter supports HL protocol and MODBUS protocol 8 3 1 HL p...

Page 52: ...dddE dd cr RA2 cr lf Return to Analog Input AI2 Value temperature pressure and etc d ddddddE dd cr RID cr lf Return to Meter Address Code ddddd cr 5 bit length RSS cr lf Return to Signal Status UP dd...

Page 53: ...6DH 33H 20H 0DH 0AH sum data returned 2BH 31H 32H 33H 34H 35H 36H 37H 45H 2BH 30H 6DH 33H 20H 2F7 and the least 8 bit binary is F7 Therefore data of command PRT cr lf is 1234567E 0m3 F7 cr lf as for t...

Page 54: ...es 2 bytes 2 bytes 0x01 0xF7 0x03 0x0000 0xFFFF X0000 0x7D CRC Check code Slave feedback data frame format Slave address Read operation function code Number of data bytes Data Check code 1 byte 1 byte...

Page 55: ...0x04 0x06 0x51 0x3F 0x9E 0x3B 0x32 Flowmeter s address function code Number of data bytes Data CRC check code In which four bytes 3F 9E 06 and 51 is1 2345678 which is the single precision float form i...

Page 56: ...nge write in register a Address list of read only register use 0x03 function code to read PDU Adress Address Data Reading Data Writing Number of Registers Note 0000 40001 Transient flow sec Low byte 3...

Page 57: ...40062 Transient flow unit Character1 2 String 2 Note 1 003E 40063 Transient flow unit Character3 4 003F 40064 Cumulantive flow unit Character1 2 String 1 0040 40065 Transient energy unit Character1 2...

Page 58: ...l Litre 2 ga Gallon 3 ig UK Gallon 4 mg Trillion Gallon 5 cf Cubit Feet 6 ba US Barrel 7 ib UK Barrel 8 ob Oil Barrel 2 Acceptable unit cold heat units 0 GJ Joule 1 Kc Kilocalorie 2 MB Btu 3 KJ Kilojo...

Page 59: ...LRF 3000P Ultrasonic flowmeter 55...

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