UWT NivoRadar NR 7200 Series Technical Information/Instruction Manual

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Technical information/instruction manual (60 pages)

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NivoRadar

Contents

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

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 ap-

plications. These instructions are attached as documents to

each instrument with Ex approval and are part of the operat-

ing instructions.

Editing status: 2024-01-25

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Summary of Contents for UWT NivoRadar NR 7200 Series

Page 1 Continuous level measurement ® NivoRadar 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
® Continuous level measurement NivoRadar 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 maintenance, fault rectification, safety and the exchange of parts.
Page 3: Authorised Personnel
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual For your safety Authorised personnel All operations described in this documentation must be car- ried out only by trained and authorized personnel. During work on and with the device, the required personal protective equipment must always be worn.
Page 4: For Your Safety
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual For your safety the measuring frequency can be found in chapter "Technical data". Mode of operation - Radar signal Country or region specific settings for the radar signals are determined via the mode.
Page 5: Product Description
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Product description Configuration The scope of delivery encompasses: Scope of delivery • Radar sensor • Information sheet "Documents and software" with: – Instrument serial number – QR code with link for direct scanning •...
Page 6: Principle Of Operation
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Product description • Information about approvals • Configuration information • Technical data • Serial number of the instrument • QR code for device identification • Numerical code for Bluetooth access (optional) •...
Page 7 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Product description Packaging, transport and storage Your instrument was protected by packaging during transport. Packaging Its capacity to handle normal loads during transport is as- sured by a test based on ISO 4180. The packaging consists of environment-friendly, recyclable cardboard.
Page 8 ® Continuous level measurement NivoRadar 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 sup- ply.
Page 9: Technical Data
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data Fig. 3: 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) blocking distance Ʋ...
Page 10 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data 20 mA 4 mA ≤ 3,6 mA Fig. 4: Run-up time and measured value output Run-up time Measured value output Power consumption Operating voltage Sensor current 12 V DC 18 V DC 24 V DC...
Page 11 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data Ʋ TV (Third Value) Measurement reliability Ʋ QV (Fourth Value) Electronics temperature Fulfilled HART specification Further information on Manufacturer See website of FieldComm Group ID, Device ID, Device Revision Deviation (according to DIN EN 60770-1) Process reference conditions according to DIN EN 61298-1 Ʋ...
Page 12 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data Variables influencing measurement accuracy Specifications apply to the digital measured value Temperature drift - Digital value < 3 mm/10 K, max. 5 mm Specifications apply also to the current output Temperature drift - Current output < 0.03 %/10 K or max. 0.3 % relating to the 16.7 mA span Deviation in the current output due < 15 µA to digital/analogue conversion Additional measurement deviation through electromagnetic interference...
Page 13 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data Ambient conditions Ambient temperature device -40 … +70 °C (-40 … +158 °F) Ambient temperature display -25 … +70 °C (-13 … +158 °F) Storage and transport temperature -40 … +80 °C (-40 … +176 °F) Mechanical environmental conditions Vibrations (oscillations) Class 4M8 acc. to IEC 60721-3-4 (5 g, 4 … 200 Hz) Impacts (mechanical shock) Class 6M4 acc.
Page 14 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Technical data Adjustment Adjustment elements 3 x keys for menu adjustment Smartphone/Tablet Adjustment app Voltage supply Operating voltage U Ʋ at 4 mA 12 … 35 V DC Ʋ at 20 mA 9 … 35 V DC Operating voltage U - illuminated 15 … 35 V DC display and adjustment unit...
Page 15 ® Continuous level measurement NivoRadar 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. 6: Dimensions NivoRadar 7200 Thread G1½...
Page 16: General Instructions
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting General instructions The instrument is suitable for standard and extended am- Ambient conditions bient conditions acc. to DIN/EN/BS 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...
Page 17 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting The polarization direction is marked on the housing, see fol- lowing drawing: Fig. 7: 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.
Page 18 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting > 200 mm (7.87") Fig. 9: Mounting of the radar sensor on round vessel tops In vessels with conical bottom it can be advantageous to mount the device in the centre of the vessel, as measure- ment is then possible down to the bottom.
Page 19 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting With threaded connection, the antenna end should protrude Threaded socket und at least 5 mm (0.2 in) out of the nozzle. socket piece Fig. 12: Thread mounting If the reflective properties of the medium are good, you can mount NivoRadar 7200 on sockets longer than the antenna.
Page 20 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting In case of existing vessel installations, a false signal suppres- sion should be carried out during setup. If large vessel installations such as struts or supports cause false echoes, these can be attenuated through supplemen- tary measures.
Page 21 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting r... Fig. 16: Mounting position and orientation Orientation Due to respective socket design or with an alignment device, the device can be easily aligned to the vessel centre. The necessary angle of inclination depends on the vessel dimen- sions.
Page 22 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting Fig. 17: Proposal for installation after orientation NivoRadar 7200 The following table shows the necessary angle of inclination. It depends on the measuring distance and the distance "a" between vessel centre and installation position.
Page 23 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Mounting Fig. 18: Agitators Through the action of filling, stirring and other processes in Foam generation the vessel, compact foams which considerably damp the emitted signals may form on the medium surface. Note: If foams lead to measurement errors, you should use the biggest possible radar antennas or as an alternative, sensors...
Page 24: Preparing The Connection
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Connecting to power supply Preparing the connection Always keep in mind the following safety instructions: Safety instructions • Carry out electrical connection by trained, qualified per- sonnel authorised by the plant operator Warning: Only connect or disconnect in de-energized state.
Page 25 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Connecting to power supply Metric threads Cable gland In the case of instrument housings with metric thread, the cable gland is screwed in at the factory. It is sealed with plastic plugs as transport protection.
Page 26 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Connecting to power supply Connecting The voltage supply and signal output are connected via the Connection technology spring-loaded terminals in the housing. Proceed as follows: Connection procedure Unscrew the housing lid 2.
Page 27: Switch-On Phase
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Connecting to power supply 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.
Page 28: Access Protection
® Continuous level measurement NivoRadar 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 device settings via this interface.
Page 29 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Access protection plied information sheet "Access protection". If this document is lost, the emergency device code can be retrieved from your personal contact person after legitimation. The storage and transmission of the device codes is always encrypted (SHA 256 algorithm).
Page 30 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Adjustment system The instrument is operated via the three keys of the integrat- Function ed display and adjustment unit. The respective menu items are shown on the LC display.
Page 31 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit When the [+] and [-] keys are pressed quickly, the edited Time functions value, or the cursor, changes one value or position at a time. If the key is pressed longer than 1 s, the value or position changes continuously.
Page 32 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Parameter adjustment 8.3.1 Main menu This menu item enables you to adapt the sensor to the dif- Medium ferent measuring conditions of the media "Liquid"...
Page 33 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit – Frequent, fast to slow filling and emptying – Strongly agitated surface, foam and strong vortex gen- eration –...
Page 34: Set Up With The Integrated Display And Adjustment Unit
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit – Measurement through the tank top, if appropriate to the application – Condensation on the plastic ceiling – In outdoor facilities, water and snow on vessel top pos- sible •...
Page 35 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit – Varying pouring positions due to outlet funnel and filling cone • Further recommendations – False signal suppression via the operating tool –...
Page 36 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Since the radar sensor is a distance measuring instrument, it Adjustment is the distance from the sensor to the medium surface that is measured.
Page 37 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit 8.3.2 Extended functions In the menu item "Display value" you define the indication of Displayed value the measured values on the indication as filling height, dis- tance, percent, lin.
Page 38 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit With activated protection of the parameter adjustment, the individual menu items can be selected and displayed, how- ever the parameters can no longer be modified. Releasing the sensor adjustment is also possible in any menu item by entering the device code.
Page 39 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit Delivery status: Resetting of the parameter adjustments to delivery status Country or region-specific settings for the radar signals are Mode determined via the operating mode.
Page 40 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Set up with the integrated display and adjustment unit The menu item "Sensor information" provides the device Sensor information name and serial number as well as the hardware and soft- ware version.
Page 41 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Setup with smartphone/tablet (Bluetooth) Preparations Make sure that your smartphone/tablet meets the following System requirements system requirements: • Operating system: iOS 8 or newer • Operating system: Android 5.1 or newer •...
Page 42: Setup With Smartphone/Tablet (Bluetooth)
® Continuous level measurement NivoRadar 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 adjustment tool. The message disappears when the con- nection is restored.
Page 43: Menu Overview
® Continuous level measurement NivoRadar 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 ana-...
Page 44 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Protection of the Deactivated/Activated Deactivated parameterization Device code Reset Delivery status, basic set- tings Mode Mode 1: EU, Albania, Andorra, Mode 1 Azerbaijan, Australia, Bela- rus, Bosnia and Herzegovina,...
Page 45 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Application liquid Storage tank, agitator tank, dosing tank, pumping Storage tank station/pump shaft, rain overflow basin, tank/col- lection basin, plastic tank (measurement through tank top), mobile plastic tank (IBC), level measure- ment in waters, flow measurement flume/overflow, demonstration...
Page 46 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Interference behaviour Last measured value, maintenance message, fault Last measured signal value Time until fault signal 15 s HART variables First HART value (PV) Lin.
Page 47: Description Of The Applications
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview Menu item Selection Basic settings Sensor characteristics Sensor features from order text Simulation Measured value Simulation value Description of the applications This menu item enables you to optimally adapt the sensor to Application the application, the place of use and the measuring condi- tions.
Page 48 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview – Tight installation situation – Multiple reflections through dished vessel ceiling – Product buildup, condensate and foam generation Pumping station/Pump shaft • Process/measurement conditions: – Partly strongly agitated surface –...
Page 49 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview – Measurement through the vessel top, if appropriate to the application – Changed reflection conditions as well as jumps in measured values when changing vessels •...
Page 50 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Menu overview – Changing signal conditions when large amounts of material slip off • Further recommendations – False signal suppression via the operating tool Heap (point measurement/profile detection) • Process/measurement conditions: –...
Page 51: Maintenance
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Maintenance If the device is used properly, no special maintenance is re- Maintenance quired in normal operation. In some applications, buildup on the antenna system can Precaution measures influence the measuring result.
Page 52: Diagnostics And Servicing
® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Diagnosis, fault messages Connect a multimeter in the suitable measuring range ac- 4 … 20 mA signal cording to the wiring plan. The following table describes pos- sible errors in the current signal and helps to eliminate them: Error Cause Rectification...
Page 53 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Malfunction (Failure): Due to a malfunction in the instrument, a fault signal is out- put. This status message is always active. It cannot be deacti- vated by the user.
Page 54 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Code Cause Rectification DevSpec Text message State in CMD 48 F105 The instrument is still in the Wait for the end of the Byte 5, Byte 5, switch-on phase, the meas- switch-on phase Bit 6 of...
Page 55 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Maintenance Code Cause Rectification DevSpec Text message State in CMD 48 M500 The data could not be re- Repeat reset Bit 0 of stored during the reset to Byte 14 … 24 Error in the deliv- Load XML file with sensor da-...
Page 56 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing time Real level 2 Level displayed by the sensor Note: If the output level is constant, the cause could also be the fault setting of the current output to "Hold value". If the level is too low, the reason could be a line resistance that is too high Liquids: Measurement error at constant level...
Page 57 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Liquids: Measurement error during filling Fault description Cause Rectification Measured value remains False signals in the close range too Eliminate false signals in the close unchanged during filling big or level echo too small range Strong foam or vortex generation...
Page 58 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Liquids: Measurement error during emptying Fault description Cause Rectification Measured value remains False signal larger than the lev- Check measuring point: Antenna unchanged in the close el echo should protrude out of the thread- range during emptying...
Page 59 ® Continuous level measurement NivoRadar 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 distin- Remove/reduce false signal: min- wards 0 % during filling guished from the false signal at a imize interfering installations by false signal position (jumps to mul- changing the polarization direction...
Page 60 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual Diagnostics and servicing Fault description Cause Rectification Measured value jumps spo- Changing condensation or Carry out false signal suppression or radically towards 100 % contamination on the an- increase false signal suppression in the during emptying tenna...
Page 61: Dismounting Steps
® Continuous level measurement NivoRadar 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 vessels or pipelines.
Page 62 ® Continuous level measurement NivoRadar 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, copy- right notes and disclaimers can be found on our homepage.
Page 63 ® Continuous level measurement NivoRadar Series NR 7200 Technical information / Instruction manual page 63...
Page 64 Subject to change without prior notice Technical support Please contact your local sales partner (address at www.uwtgroup.com). Otherwise please contact us: UWT GmbH Phone + 49 (0) 831 57 123 0 Westendstraße 5 87488 Betzigau info@uwtgroup.com Germany www.uwtgroup.com...

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