UWT NivoRadar NR 7200 Series Technical Information/Instruction Manual
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UWT NivoRadar NR 7200 Series Technical Information/Instruction Manual

Continuous level measurement
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NivoRadar
Contents
Dismount
Supplement
®
Continuous level measurement
Series NR 7200
Technical information / Instruction manual
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
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Summary of Contents for UWT NivoRadar NR 7200 Series

  • Page 1: Table Of Contents

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Contents page About this document For your safety Product description Technical data Mounting Connecting to power supply Access protection Set up with the integrated display and adjustment unit Setup with smartphone/tablet (Bluetooth) Menu overview Diagnostics and servicing...

  • Page 2: About This Document

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual About this document Function This instruction provides all the information you need for mounting, connection and setup as well as important instructions for mainte- nance, fault rectification, the exchange of parts and the safety of the user.

  • Page 3: For Your Safety

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual For your safety Authorised personnel All operations described in this documentation must be carried out only by trained, qualified personnel authorised by the plant operator. During work on and with the device, the required personal protec- tive equipment must always be worn.
  • Page 4 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual For your safety Mode of operation - Radar signal Country specific settings for the radar signals are determined via the mode. The operating mode must be set in the operating menu via the respective operating tool at the beginning of the setup.

  • Page 5: Product Description

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Product description Configuration Scope of delivery The scope of delivery encompasses: • Radar sensor • Information sheet " Documents and software" with: – Instrument serial number – QR code with link for direct scanning •...
  • Page 6 2 Process fitting Process seal Electronics housing Ventilation/pressure compensation Type label The type label contains the most important data for identification and use of the instrument. UWT GmbH D-87488 Betzigau NivoRadar Article No.: Serial No.: Technical Data Assembled in Germany Fig. 2: Layout of the type label (example)
  • Page 7 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Product description Functional principle The instrument emits a continuous, frequency-modulated radar signal through its antenna. The emitted signal is reflected by the medium and received by the antenna as an echo with modified frequency.
  • Page 8 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Product description Storage Up to the time of installation, the packages must be left closed and stored according to the orientation and storage markings on the outside. Unless otherwise indicated, the packages must be stored only under the following conditions: •...

  • Page 9: Technical Data

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Technical data Note for approved instruments The technical data in the respective safety instructions which are included in delivery are valid for approved instruments (e.g. with Ex approval). These data can differ from the data listed herein, for example regarding the process conditions or the voltage supply.
  • Page 10 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Fig. 4: Data of the input variable Reference plane Measured variable, max. measuring range Max. measuring range 15 m (49.21 ft) Recommended measuring range up to 10 m (32.81 ft) Min.
  • Page 11 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Power consumption Operating voltage Sensor current 12 V DC 18 V DC 24 V DC ≤ 3.6 mA < 45 mW < 65 mW < 90 mW 4 mA < 50 mW < 75 mW < 100 mW 20 mA < 245 mW < 370 mW < 485 mW Output variable Output signal 4 … 20 mA/HART Range of the output signal 3.8 … 20.5 mA/HART (default setting)
  • Page 12 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Non-repeatability ≤ 2 mm Deviation with bulk solids The values depend to a great extent on the application. Binding specifications are thus not possible. 10 mm (0.3937 in) 2 mm (0.079 in) - 2 mm (- 0.079 in) 0,25 m (0.8202 ft)
  • Page 13 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Beam angle 8° Emitted HF power (depending on the parameter setting) Ʋ Average spectral transmission power -3 dBm/MHz EIRP density Ʋ Max. spectral transmission power +34 dBm/50 MHz EIRP density Ʋ...
  • Page 14 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Indication Measured value and menu display Ʋ Graphic-capable LC display, with digital and quasianalogue indication lighting Ʋ Max. indicating range -99999 … 99999 Adjustment Adjustment elements 3 x keys for menu adjustment Smartphone/Tablet Adjustment app Voltage supply...
  • Page 15 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Technical data Dimensions ø 80 mm (3.15") ø 71 mm (3.05") 4,5 mm (0.18") SW 50 G1½ 1½ NPT R 1½ ø 58 mm (2.28") Fig. 7: Dimensions NivoRadar 7200 Thread G1½...

  • Page 16: Mounting

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Mounting General instructions Ambient conditions The instrument is suitable for standard and extended ambient conditions acc. to DIN/EN/IEC/ANSI/ISA/UL/CSA 61010-1. It can be used indoors as well as outdoors. Note: Process conditions For safety reasons, the instrument must only be operated within...
  • Page 17 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Mounting Fig. 8: Position of the polarisation Marking of the polarisation Note: When the housing is rotated, the direction of polarization changes and hence the influence of the false echo on the measured value. Please keep this in mind when mounting or making changes later.
  • Page 18 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Mounting In vessels with conical bottom it can be advantageous to mount the device in the centre of the vessel, as measurement is then possible down to the bottom. Fig.
  • Page 19 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Mounting You will find recommended values for socket heights in the following illustration or the table. The values come from typical applications. Deviating from the proposed dimensions, also longer sockets are possible, however the local conditions must be taken into account.
  • Page 20 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Mounting Orientation In liquids, direct the device as perpendicular as possible to the medium surface to achieve optimum measurement results. Fig. 16: Alignment in liquids Agitators If there are agitators in the vessel, a false signal suppression should be carried out with the agitators in motion.

  • Page 21: Connecting To Power Supply

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Connecting to power supply Preparing the connection Safety instructions Always keep in mind the following safety instructions: • Carry out electrical connection by trained, qualified personnel authorised by the plant operator Warning: Only connect or disconnect in de-energized state.
  • Page 22 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Connecting to power supply You have to remove this plug before electrical connection. NPT thread In the case of instrument housings with self-sealing NPT threads, it is not possible to have the cable entry screwed in at the factory. The cable gland is therefore covered with a red dust protection cap as transport protection.
  • Page 23 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Connecting to power supply 3. Loosen compression nut of the cable gland and remove blind plug 4. Remove approx. 10 cm (4 in) of the cable mantle, strip approx. 1 cm (0.4 in) of insulation from the ends of the individual wires 5.
  • Page 24 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Connecting to power supply Wiring plan Electronics and connec- tion compartment (+)1 2(-) Fig. 19: Connection compartment NivoRadar 7200 Voltage supply, signal output Plug connector for display and adjustment unit (optional) Switch-on phase After connection to the power supply, the device carries out a self- test:...

  • Page 25: Access Protection

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Access protection Bluetooth radio interface Devices with a Bluetooth radio interface are protected against unwanted access from outside. This means that only authorized persons can receive measured and status values and change de- vice settings via this interface.

  • Page 26: Set Up With The Integrated Display And Adjustment Unit

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Adjustment system Function The instrument is operated via the three keys of the integrated display and adjustment unit. The respective menu items are shown on the LC display.
  • Page 27 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Simultaneous pressing of the [+] and [-] keys causes a return to the measured value indication. Approx. 60 minutes after the last pressing of a key, an automatic reset to measured value indication is triggered.
  • Page 28 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Parameter adjustment 8.3.1 Main menu Medium This menu item enables you to adapt the sensor to the different measuring conditions of the media "...
  • Page 29 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit – Strongly agitated surface, foam and strong vortex generation – Multiple reflections through dished vessel ceiling – Condensation, buildup on the sensor •...
  • Page 30 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit – In outdoor facilities, water and snow on vessel top possible • Further recommendations – When measuring through the tank ceiling, false signal sup- pression via the operating tool –...
  • Page 31 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Bunker (large-volume) • Process/measurement conditions: – Large distance to the medium – Steep angles of repose, unfavourable pouring positions due to outlet funnel and filling cone –...
  • Page 32 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit To perform the adjustment, enter the distance with full and empty vessel, see the following example: 100% Fig. 23: Parameterisation example, Min./max. adjustment Min.
  • Page 33 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit well as the assignment to 0 % and 100 % of the measured value. Scaling makes it possible, for example, to display the volume in m³. Menu language This menu item enables the setting of the requested national lan- guage for the display.
  • Page 34 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Releasing the sensor adjustment is also possible in any menu item by entering the device code. Note: The factory set device code is " 000000". If this is changed by the user and is no longer available, access is only possible via the emergency device unlock code on the information sheet "...
  • Page 35 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit • Mode 1: EU, Albania, Andorra, Azerbaijan, Australia, Belarus, Bosnia and Herzegovina, Canada, Liechtenstein, Morocco, Mol- davia, Monaco, Montenegro, New Zealand, Northern Macedonia, Norway, San Marino, Saudi Arabia, Serbia, Switzerland, Turkey, Ukraine, United Kingdom, USA •...

  • Page 36: Setup With Smartphone/Tablet (Bluetooth)

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Setup with smartphone/tablet (Bluetooth) Preparations System requirements Make sure that your smartphone/tablet meets the following system requirements: • Operating system: iOS 8 or newer • Operating system: Android 5.1 or newer •...
  • Page 37 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Setup with smartphone/tablet (Bluetooth) If the Bluetooth connection is interrupted, e.g. due to a too large distance between the two devices, this is displayed on the ad- justment tool.

  • Page 38: Menu Overview

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Display and adjustment unit (optional) Measured value indica- tion Measured value Measured value win- Measured value win- window 1 dow 2 dow 2 Set display value Set display value digital Set display value digital, digital and analogue...
  • Page 39 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Mode Mode 1: EU, Albania, Andorra, Mode 1 Azerbaijan, Australia, Belarus, Bosnia and Herzegovina, Can- ada, Liechtenstein, Morocco, Moldavia, Monaco, Montene- gro, New Zealand, Northern Macedonia, Norway, San Ma- rino, Saudi Arabia, Serbia,...
  • Page 40 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Units Distance unit of the device Distance in m Temperature unit of the instrument Temperature in °C Adjustment Max. adjustment (distance A) Max.
  • Page 41 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Mode Mode 1: EU, Albania, Andorra, Azerbaijan, Australia, Be- Mode 1 larus, Bosnia and Herzegovina, Canada, Liechtenstein, Morocco, Moldavia, Monaco, Montenegro, New Zea- land, Northern Macedonia, Norway, San Marino, Saudi Arabia, Serbia, Switzerland, Turkey, Ukraine, United Kingdom, USA...
  • Page 42 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Application - liquid With " Liquid", the applications are based on the following features, to which the measuring characteristic of the sensor is adjusted in particular: Storage tank •...
  • Page 43 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview – Partly installed underground • Process/measurement conditions: – Partly strongly agitated surface – Multiple reflections through flat vessel ceiling – Condensation, dirt deposits on the sensor –...
  • Page 44 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview Demonstration • Applications that are not typical level measurements, e.g. device tests – Instrument demonstration – Object recognition/monitoring – Fast position changes of a measuring plate during functional test Application - bulk solid With "...
  • Page 45 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Menu overview • Further recommendations – False signal suppression via the operating tool Demonstration • Applications that are not typical level measurements – Instrument demonstration – Object recognition/monitoring –...

  • Page 46: Diagnostics And Servicing

    NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Maintenance Maintenance If the device is used properly, no special maintenance is required in normal operation. Precaution measures In some applications, buildup on the antenna system can influence against buildup the measuring result.
  • Page 47 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Error Cause Rectification 4 … 20 mA signal not stable Fluctuating measured value Set damping 4 … 20 mA signal missing Electrical connection faulty Check connection, correct, if neces- sary Voltage supply missing Check cables for breaks;...
  • Page 48 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Out of specification: The measured value is unreliable because an instrument specifica- tion was exceeded (e.g. electronics temperature). This status message is inactive by default. Maintenance required: Due to external influences, the instrument function is limited.
  • Page 49 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Code Cause Rectification DevSpec Text message State in CMD 48 F265 Program sequence of the meas- Device restarts automatically Byte 4, Bit 3 of uring function disturbed Byte 0 … 5 Measurement func- tion disturbed...
  • Page 50 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Code Cause Rectification DevSpec Text message State in CMD 48 M509 Software update running Wait until software update is fin- Bit 9 of ished Byte 14 … 24 Software update running M510...
  • Page 51 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Fault description Cause Rectification Measured value jumps to- Due to the process, the amplitude of Carry out a false signal suppression wards 100 % the level echo sinks A false signal suppression was not car- ried out Amplitude or position of a false signal...
  • Page 52 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Fault description Cause Rectification Measured value jumps to Level echo is no longer detected in Check measuring point: Antenna ≥ 100 % or 0 m distance the close range due to foam genera- should protrude out of the threaded tion or false signals in the close range.
  • Page 53 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Bulk solids: Measurement error during filling Fault description Cause Rectification Measured value jumps to- The level echo cannot be distinguished Remove/reduce false signal: minimize wards 0 % during filling from the false signal at a false signal interfering installations by changing the position (jumps to multiple echo) polarization direction...
  • Page 54 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Fault description Cause Rectification Measured value fluctuates Various echoes from an uneven medi- Check parameter "Material Type" and around 10 … 20 % um surface, e.g. an extraction funnel adapt, if necessary Reflections from the medium surface Optimize installation position and sen-...
  • Page 55 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Dismount Dismounting steps To remove the device, carry out the steps in chapters " Mounting" and " Connecting to power suplly" in reverse. Warning: When dismounting, pay attention to the process conditions in ves- sels or pipelines.
  • Page 56 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual Supplement Licensing information for open source 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.
  • Page 57 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual page 57...
  • Page 58 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual page 58...
  • Page 59 NivoRadar ® Continuous level measurement Series NR 7200 Technical information / Instruction manual page 59...
  • Page 60 Subject to change without prior notice Technical support Please contact your local sales partner (address at www.uwt.de). Otherwise please contact us: UWT GmbH Westendstraße 5 Phone + 49 (0) 831 57 123 42 info@uwtgroup.com...

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