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UWT NivoRadar NR 7100 Series, Technical Information/Instruction Manual

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UWT NivoRadar NR 7100 Series Technical Information/Instruction Manual Download Page 1

NivoRadar

®

Continuous level measurement

Series NR 7100

Technical information / Instruction manual

page 1

Contents

page

About this document 

2

For your safety 

3

Product description 

5

Technical data 

9

Mounting 16

Connecting to power supply 

22

Access protection 

26

Setup with smartphone/tablet (Bluetooth) 

27

Adjustment menu 

29

Diagnostics and servicing 

35

Dismount 44

Supplement 45

Safety instructions for Ex areas:

Take note of the Ex specific safety instructions for Ex applications. 
These instructions are attached as documents to each instrument 
with Ex approval and are part of the operating instructions.

Editing status: 2022-07-21 

Summary of Contents for NivoRadar NR 7100 Series

Page 1: ...cting to power supply 22 Access protection 26 Setup with smartphone tablet Bluetooth 27 Adjustment menu 29 Diagnostics and servicing 35 Dismount 44 Supplement 45 Safety instructions for Ex areas Take note of the Ex specific safety instructions for Ex applications These instructions are attached as documents to each instrument with Ex approval and are part of the operating instructions Editing stat...

Page 2: ...l and implemented Symbols used Information note tip This symbol indicates helpful additional information and tips for successful work Note This symbol indicates notes to prevent failures malfunctions damage to devices or plants Caution Non observance of the information marked with this sym bol may result in personal injury Warning Non observance of the information marked with this sym bol may resu...

Page 3: ...rt instrument complying with all prevailing regulations and directives The instrument must only be oper ated in a technically flawless and reliable condition The operator is responsible for the trouble free operation of the instrument When measuring aggressive or corrosive media that can cause a dangerous situation if the instrument malfunctions the operator has to implement suitable measures to m...

Page 4: ...up Caution Operating the device without selecting the relevant mode consti tutes a violation of the regulations of the radio approvals of the respective country Installation and operation in the USA and Canada This information is only valid for USA and Canada Hence the fol lowing text is only available in the English language Installations in the US shall comply with the relevant requirements of t...

Page 5: ... with Bluetooth versions with Bluetooth access code Emergency Bluetooth unlock code Emergency device code The further scope of delivery encompasses Documentation Ex specific Safety instructions with Ex versions Radio licenses If necessary further certificates Note Optional instrument features are also described in this operating instructions manual The respective scope of delivery results from the...

Page 6: ...tification and use of the instrument UWT GmbH D 87488 Betzigau NivoRadar Assembled in Germany Technical Data Article No Serial No 1 6 5 4 3 2 Fig 2 Layout of the type label example 1 Instrument type 2 Field for approvals 3 Order number 4 Technical data 5 Symbol for Bluetooth access 6 QR code for device documentation Principle of operation NivoRadar 7100 is a radar sensor for non contact continuous...

Page 7: ...l loads during transport is assured by a test based on ISO 4180 The packaging consists of environment friendly recyclable card board For special versions PE foam or PE foil is also used Dispose of the packaging material via specialised recycling companies Transport must be carried out in due consideration of the notes on the transport packaging Nonobservance of these instructions can cause damage ...

Page 8: ...tion Instruction manual Product description page 8 Protected against solar radiation Avoiding mechanical shock and vibration Storage and transport temperature see chapter Supplement Technical data Ambient conditions Relative moisture 20 85 Storage and transport temperature ...

Page 9: ...weights Materials wetted parts Ʋ Ʋ Antenna process fitting PVDF Ʋ Ʋ Process seal 1 FKM EPDM Materials non wetted parts Ʋ Ʋ Housing Plastic PBT Polyester Ʋ Ʋ Housing seals O rings silicone Ʋ Ʋ Cable gland PA Ʋ Ʋ Sealing cable gland EPDM Ʋ Ʋ Blind plug cable gland PA Weight 0 7 kg 1 543 lbs Torques Max torque mounting boss 7 Nm 5 163 lbf ft Max torque for NPT cable glands and Conduit tubes 10 Nm 7 3...

Page 10: ... 4 ft Min dielectric constant of the medium 3 εr 1 6 blocking distance 4 Ʋ Ʋ Modes 1 2 4 0 mm 0 in Ʋ Ʋ Mode 3 250 mm 9 843 in Switch on phase Run up time for UB 12 V DC 18 V DC 24 V DC 15 s Starting current for run up time 3 6 mA 20 mA 3 6 mA 4 mA t 2 3 4 1 Fig 5 Run up time and measured value output 1 UB On 2 Run up time 3 Measured value output 4 UB Off 1 Depending on application and medium 2 Wit...

Page 11: ...Starting current 3 6 mA 10 mA for 5 ms after switching on Damping 63 of the input variable adjustable 0 999 s Deviation according to DIN EN 60770 1 Process reference conditions according to DIN EN 61298 1 Ʋ Ʋ Temperature 18 30 C 64 86 F Ʋ Ʋ Relative humidity 45 75 Ʋ Ʋ Air pressure 860 1060 mbar 86 106 kPa 12 5 15 4 psig Installation reference conditions Ʋ Ʋ Distance to installations 200 mm 7 874 i...

Page 12: ...o NAMUR NE 21 80 µA Ʋ Ʋ According to EN 61326 1 None Ʋ Ʋ According to IACS E10 shipbuilding IEC 60945 250 µA Characteristics and performance data Measuring frequency W band 80 GHz technology Measuring cycle time 3 250 ms Step response time 4 3 s Beam angle 5 8 Emitted HF power depending on the parameter setting 6 Ʋ Ʋ Average spectral transmission power density 3 dBm MHz EIRP 1 In case of deviation...

Page 13: ...s conditions For the process conditions please also note the specifications on the type label The lowest value amount always applies Process temperature 40 60 C 40 140 F Process pressure 1 3 bar 100 200 kPa 14 5 43 51 psig Electromechanical data Cable entry Ʋ Ʋ Options M20 x 1 5 NPT Ʋ Ʋ Cable gland M20 x 1 5 cable diameter 5 9 mm Ʋ Ʋ Closing cap NPT Wire cross section spring loaded terminals Ʋ Ʋ M...

Page 14: ... A Ʋ Ʋ Example with UB 24 V DC 24 V 12 V 0 022 A 545 Ω Overvoltage protection Dielectric strength against metallic mounting parts 10 kV Overvoltage resistance test impulse voltages 1 2 50 µs at 42 Ω 1000 V Additional overvoltage arrester Due to the floating structure of the electronics and comprehensive insulation measures generally not necessary Electrical protective measures Potential separation...

Page 15: ...formation Instruction manual Technical data page 15 Dimensions 50 mm 1 97 40 5 mm 1 59 105 mm 4 13 25 mm 0 98 G1 SW 50 ø 58 mm 2 28 ø 71 mm 3 05 4 5 mm 0 18 ø 80 mm 3 15 1 NPT R 1 145 mm 5 71 1 2 3 Fig 7 Dimensions NivoRadar 7100 1 Thread G1 2 Thread 1 NPT 3 Thread R1 ...

Page 16: ...l properties of the medium Abrasion and mechanical influences Protect your instrument against moisture ingress through the follow ing measures Use a suitable connection cable see chapter Connecting to power supply Tighten the cable gland or plug connector Lead the connection cable downward in front of the cable entry or plug connector This applies mainly to outdoor installations in areas where hig...

Page 17: ...ce is installed in the center of dished or round vessel tops multiple echoes can arise However these can be suppressed by an appropriate adjustment see chapter Set up If you cannot maintain this distance you should carry out a false signal suppression during setup This applies particularly if buildup on the vessel wall is expected In such cases we recommend repeating the false signal suppression a...

Page 18: ...nna lens is the beginning of the measuring range and at the same time the reference plane for the min max adjustment see following diagram 1 Fig 11 Reference plane 1 Reference plane Do not mount the instruments in or above the filling stream Make sure that you detect the medium surface not the inflowing product Fig 12 Mounting of the radar sensor with inflowing medium Reference plane Inflowing med...

Page 19: ...diameter d Socket length h 40 mm 1 150 mm 5 9 in 50 mm 2 200 mm 7 9 in 80 mm 3 300 mm 11 8 in 100 mm 4 400 mm 15 8 in 150 mm 6 600 mm 23 6 in Note When mounting on longer nozzles we recommend carrying out a false signal suppression see chapter Parameter adjustment The mounting location of the radar sensor should be a place where no other equipment or fixtures cross the path of the radar signals Ve...

Page 20: ...possible to the medium surface to achieve optimum measurement results Fig 16 Alignment in liquids If there are agitators in the vessel a false signal suppression should be carried out with the agitators in motion This ensures that the interfering reflections from the agitators are saved with the blades in different positions Fig 17 Agitators Through the action of filling stirring and other process...

Page 21: ...el measurement Series NR 7100 Technical information Instruction manual Mounting page 21 Note If foams lead to measurement errors you should use the biggest possible radar antennas or as an alternative sensors with guided radar ...

Page 22: ...signal Influence of additional instruments in the circuit see load values in chapter Technical data Use cable with round cross section for instruments with housing and cable gland To ensure the seal effect of the cable gland IP protection rating find out which cable outer diameter the cable gland is suitable for The instrument is connected with standard two wire cable If electromagnetic interferen...

Page 23: ...t protection Note To ensure the housing protection class you must replace this pro tective cap with an approved NPT cable gland before setup Note Do not use grease when screwing in the NPT cable gland or a conduit steel pipe Maximum torque see chapter Technical data Connecting The voltage supply and signal output are connected via the spring loaded terminals in the housing Proceed as follows 1 Uns...

Page 24: ...e terminal openings In the case of flexible conductors for opening the terminals use a screwdriver 3 mm blade width to push the actuator lever away from the terminal opening When released the terminals are closed again 7 Check the hold of the wires in the terminals by lightly pulling on them 8 Tighten the compression nut of the cable entry gland The seal ring must completely encircle the cable 9 R...

Page 25: ...an 1 2 1 Fig 19 Connection compartment NivoRadar 7100 1 Voltage supply signal output Switch on phase After connection to the power supply the device carries out a self test Internal check of the electronics Output signal is set to failure The current measured value is then output on the signal cable Electronics and connec tion compartment ...

Page 26: ...er known It can t be changed The emergency Bluetooth access code can be found in information sheet Access protection If this document is lost the emergency Bluetooth ac cess code can be retrieved from your personal contact person after legitimation The storage and transmission of Bluetooth access codes is always encrypted SHA 256 algorithm Protection of the parameterization The settings parameters...

Page 27: ...Select the requested instrument in the device list When establishing the connection for the first time the operating tool and the sensor must authenticate each other After the first cor rect authentication each subsequent connection is made without a new authentication query For authentication enter the 6 digit Bluetooth access code in the next menu window You can find the code on the outside of t...

Page 28: ...e activated at any time It is recommended to enter a personal 6 digit device code To do this go to menu Extended functions Access protection menu item Protection of the parameter adjustment Parameter adjustment The sensor adjustment menu is divided into two areas which are arranged next to each other or one below the other depending on the adjustment tool Navigation section Menu item display The s...

Page 29: ... IBC level measurement in waters flow measurement flume overflow demonstration Storage tank Application bulk solid Silo slim and high bunker large volume stockpile point measurement profile detection crusher demon stration Silo slender and high Units Distance unit of the device Temperature unit of the instrument Distance in m Temperature in C Adjustment Max adjustment distance A Min adjustment dis...

Page 30: ...Monaco Montenegro New Zealand Northern Macedonia Norway San Marino Saudi Arabia Serbia Switzerland Turkey Ukraine United Kingdom USA Mode 2 South Korea Taiwan Thailand Mode of operation 3 India Malaysia South Africa Mode of operation 4 Russia Kazakhstan Mode 1 Status signals Function check Maintenance required Out of specification On Off Off Menu item Selection Basic settings Status Device status ...

Page 31: ...orage tank Vessel Large volume Upright cylindrical horizontal round Process measurement conditions Slow filling and emptying Smooth medium surface Multiple reflections from dished vessel ceiling Condensation Stirrer vessel Vessel Large agitator blades of metal Installations like flow breakers heating spirals Nozzle Process measurement conditions Frequent fast to slow filling and emptying Strongly ...

Page 32: ...a Vessel Collecting basin Vessel Large volume Upright cylindrical or rectangular Process measurement conditions Slow filling and emptying Smooth medium surface Condensation Plastic tank measurement through the vessel top Process measurement conditions Measurement through the tank top if appropriate to the application Condensation on the plastic ceiling In outdoor facilities water and snow on vesse...

Page 33: ...ch the measuring characteristic of the sensor is adjusted in particular Silo slender and high Process measurement conditions Interfering reflections due to weld seams on the vessel Multiple echoes diffuse reflections due to unfavourable pour ing positions with fine grain Varying pouring positions due to outlet funnel and filling cone Further recommendations False signal suppression via the operati...

Page 34: ...s measurement conditions Measured value jumps and varying pouring positions e g due to truck filling Fast reaction time Large distance to the medium Interfering reflections from fixtures or protective devices Further recommendations False signal suppression via the operating tool Demonstration Applications that are not typical level measurements Instrument demonstration Object recognition monitori...

Page 35: ...faults The device offers maximum reliability Nevertheless faults can oc cur during operation These may be caused by the following e g Sensor Process Voltage supply Signal processing The first measures are Evaluation of fault messages Checking the output signal Treatment of measurement errors A smartphone tablet with the adjustment app offer you further com prehensive diagnostic possibilities In ma...

Page 36: ...ng and diagnostics according to NE 107 and VDI VDE 2650 In addition to the status messages in the following tables there are more detailed error messages avail able under the menu item Diagnostics via the respective adjust ment module The status messages are divided into the following categories Failure Function check Out of specification Maintenance required and explained by pictographs 4 1 2 3 F...

Page 37: ...min and max 10 mm F025 Error in the lineariza tion table Index markers are not continuously ris ing for example illogical value pairs Check linearization table Delete table Create new F036 No operable software Checksum error if software update failed or aborted Repeat software update Send instrument for repair F040 Error in the electronics Limit value exceeded in signal process ing Hardware error ...

Page 38: ... Error in the delivery status The data could not be restored during the reset to delivery status Repeat reset Load XML file with sensor data into the sensor M501 Error in the delivery status Hardware error EEPROM Send instrument for repair M507 Error in the instrument settings Error during setup Error when carrying out a reset False signal suppression faulty Carry out reset and repeat setup M508 N...

Page 39: ...too low the reason could be a line resistance that is too high Liquids Measurement error at constant level Fault description Cause Rectification Measured value shows a too low or too high level Level time 0 Min max adjustment not correct Adapt min max adjustment Incorrect linearization curve Adapt linearization curve Measured value jumps to wards 100 Level time 0 Due to the process the amplitude o...

Page 40: ...multiple echo In case of interferences due to instal lations in the close range Change polarisation direction Chose a more suitable installation po sition Measured value jumps to wards 100 during filling Level time 0 Due to strong turbulence and foam generation during filling the amplitude of the level echo sinks Measured val ue jumps to false signal Carry out a false signal suppression Measured v...

Page 41: ...cally towards 100 during emptying Level time 0 Varying condensation or contamination on the antenna Carry out false signal suppression or increase false signal suppression in the close range by editing With bulk solids use radar sensor with purging air connection Bulk solids Measurement error at constant level Fault description Cause Rectification Measured value shows a too low or too high level L...

Page 42: ... the vessel wall deflection Select a more suitable installation po sition optimize sensor orientation e g with a swivelling holder Measured value jumps spo radically to 100 during filling Level time 0 Changing condensation or contamina tion on the antenna Carry out a false signal suppression or increase false signal suppression with condensation contamination in the close range by editing Bulk sol...

Page 43: ...sition and sen sor orientation How to proceed if a repair is necessary You can find an instrument return form as well as detailed informa tion about the procedure in the download area of our homepage By doing this you help us carry out the repair quickly and without having to call back for needed information Proceed as follows in case of repair Print and fill out one form per instrument Clean the ...

Page 44: ...ry e g due to high pressures or temperatures as well as aggressive or toxic media Avoid this by taking appropriate protective measures Disposal Pass the instrument on to a specialised recycling company and do not use the municipal collecting points Remove any batteries in advance if they can be removed from the device and dispose of them separately If personal data is stored on the old device to b...

Page 45: ...urce software Open source software components are also used in this device A documentation of these components with the respective license type the associated license texts copyright notes and disclaimers can be found on our homepage Trademark All the brands as well as trade and company names used are property of their lawful proprietor originator ...

Page 46: ...NivoRadar Continuous level measurement Series NR 7100 Technical information Instruction manual page 46 ...

Page 47: ...NivoRadar Continuous level measurement Series NR 7100 Technical information Instruction manual page 47 ...

Page 48: ...al use and operat ing conditions of the sensors and processing systems correspond to the informa tion available at the time of printing Subject to change without prior notice Technical support Please contact your local sales partner address at www uwt de Otherwise please contact us Phone 49 0 831 57 123 42 info uwtgroup com www uwtgroup com ...

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