Endress+Hauser NRF81 Brief Operating Instructions
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Endress+Hauser NRF81 Brief Operating Instructions

Tankside monitor
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KA01209G/00/EN/06.23-00
71633337
2023-11-01
Products
Brief Operating Instructions
Tankside Monitor NRF81
Tank Gauging
These Instructions are Brief Operating Instructions; they are
not a substitute for the Operating Instructions pertaining to
the device.
Detailed information about the device can be found in the
Operating Instructions and the other documentation:
Available for all device versions via:
• Internet:
www.endress.com/deviceviewer
• Smart phone/tablet: Endress+Hauser Operations App
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Summary of Contents for Endress+Hauser NRF81

  • Page 1 Operating Instructions pertaining to the device. Detailed information about the device can be found in the Operating Instructions and the other documentation: Available for all device versions via: • Internet: www.endress.com/deviceviewer • Smart phone/tablet: Endress+Hauser Operations App...

  • Page 2: Associated Documentation

    Associated documentation Tankside Monitor NRF81 Associated documentation Order code: XXXXX-XXXXXX Ser. no.: XXXXXXXXXXXX Ext. ord. cd.: XXX.XXXX.XX Serial number www.endress.com/deviceviewer Endress+Hauser Operations App A0023555 Endress+Hauser...

  • Page 3: About This Document

    Tankside Monitor NRF81 About this document About this document Symbols 2.1.1 Safety symbols DANGER This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in serious or fatal injury. WARNING This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in serious or fatal injury.
  • Page 4 About this document Tankside Monitor NRF81 Torx screwdriver Allen key Open-ended wrench 2.1.4 Symbols for certain types of information and graphics  Permitted Procedures, processes or actions that are permitted  Preferred Procedures, processes or actions that are preferred  Forbidden Procedures, processes or actions that are forbidden  Tip...

  • Page 5: Basic Safety Instructions

    Application and measured materials The device described in these Operating Instructions is a monitoring unit for use with the Endress+Hauser Micropilot M and Micropilot S-series radars and other HART compatible devices. Mounted at the tank side, it provides indication of measured data, allows configuration and supplies intrinsically safe (i.s.) or explosion proof (XP) power to the...

  • Page 6: Operational Safety

    Basic safety instructions Tankside Monitor NRF81 Operational safety Risk of injury! ‣ Operate the device only if it is in proper technical condition, free from errors and faults. ‣ The operator is responsible for interference-free operation of the device. Hazardous area To eliminate danger to persons or the facility when the device is used in the hazardous area (e.g.

  • Page 7: Incoming Acceptance And Product Identification

    (www.endress.com/deviceviewer): all the information about the device and an overview of the Technical Documentation supplied with the device are displayed. • Enter the serial number on the nameplate into the Endress+Hauser Operations App or scan the 2-D matrix code (QR code) on the nameplate with the Endress+Hauser Operations App: all the information about the device and the technical documentation pertaining to the device is displayed.
  • Page 8 Incoming acceptance and product identification Tankside Monitor NRF81 4.3.2 Transport CAUTION Risk of injury ‣ Transport the measuring device to the measuring point in its original packaging. ‣ Take into account the mass center of the device in order to avoid unintended tilting.

  • Page 9: Mounting Requirements

    Tankside Monitor NRF81 Mounting Mounting Mounting requirements 5.1.1 Wall mounting ≤15 Nm (11.06 lbf ) 150 (5.9) A0029901  1 Wall mounting of the Tankside Monitor 5.1.2 Pipe mounting Ordering feature 620 "Accessory enclosed" Mounting kit Mounting kit, pipe, DN32-50 (1-1/4" - 2") Mounting kit, pipe, DN80 (3")
  • Page 10 Mounting Tankside Monitor NRF81 ≤15 Nm (11.06 lbf ) A0029899  2 Mounting of the Tankside Monitor at a vertical pipe ≤15 Nm (11.06 lbf ) A0029900  3 Mounting of the Tankside Monitor at a horizontal pipe Endress+Hauser...

  • Page 11: Electrical Connection

    Terminals Wire cross section 0.2 to 2.5 mm (24 to 13 AWG) Use for terminals with function: Signal and power supply • Spring terminals (NRF81-xx1...) • Screw terminals (NRF81-xx2...) Wire cross section max. 2.5 mm (13 AWG) Use for terminals with function: Ground terminal in the terminal compartment Wire cross section max.
  • Page 12 Electrical connection Tankside Monitor NRF81 Connecting the device 6.2.1 Terminal assignment POWER POWER G1 N AC 85...264 V G3 L A0027362  4 Terminal compartment (typical example) and ground terminals Housing thread The threads of the electronics and connection compartment can be coated with an anti- friction coating.
  • Page 13 Tankside Monitor NRF81 Electrical connection Terminal area G (for High voltage AC power supply and Low voltage AC power supply) • G1: N • G2: not connected • G3: L Terminal area G (for Low voltage DC power supply) • G1: L- •...
  • Page 14 Electrical connection Tankside Monitor NRF81 Low voltage AC power supply: Operational value: 65 V (- 20 % + 15 %) = 52 to 75 V , 50/60 Hz Low voltage DC power supply: Operational value: 24 to 55 V (- 20 % + 15 %) = 19 to 64 V Power consumption Maximum power varies depending on the configuration of the modules.
  • Page 15 Tankside Monitor NRF81 Electrical connection Remote display and operating module DKX001 81 82 83 84 F1 F2 F3 F4 POWER A0037025  6 Connection of the remote display and operating module DKX001 to the Tank Gauging device (NMR8x, NMS8x or NRF8x)
  • Page 16 Electrical connection Tankside Monitor NRF81 HART Ex i/IS interface POWER A0033414 Orange LED: indicates data communication This interface always operates as the main HART master for connected HART slave transmitters. The Analog I/O modules, on the other hand, can be configured as a HART master or slave →...
  • Page 17 Tankside Monitor NRF81 Electrical connection Slots for I/O modules The terminal compartment contains four slots (A, B, C and D) for I/O modules. Depending on the device version (ordering features 040, 050 and 060) these slots contain different I/O modules. The slot assignment for the device at hand is indicated on a label attached to the back cover of the display module.
  • Page 18 Electrical connection Tankside Monitor NRF81 Terminals of the "Modbus" module, "V1" module or "WM550" module 1 2 3 4 D1-4 1 2 3 4 POWER A1-4 A0031200  7 Designation of the "Modbus", "V1" or "WM550" modules (examples); depending on the device version these modules may also be in slot B or C.
  • Page 19 Tankside Monitor NRF81 Electrical connection Terminals of the "V1" and "WM550" module Designation of the module in the operating menu: V1 X1-4 or WM550 X1-4; (X = A, B, C or • X1 • Terminal name: S • Description: Cable shielding connected via a capacitor to EARTH •...
  • Page 20 Electrical connection Tankside Monitor NRF81 Connection of the "Analog I/O" module for passive usage • In the passive usage the supply voltage for the communication line must be supplied by an external source. • The wiring must be in accordance with the intended operating mode of the Analog I/O module;...
  • Page 21 Tankside Monitor NRF81 Electrical connection "Operating mode" = "4..20mA input" or "HART master+4..20mA input" POWER – A0027933  9 Passive usage of the Analog I/O module in the input mode Power supply External device with 4...20mA and/or HART signal output...
  • Page 22 Electrical connection Tankside Monitor NRF81 "Operating mode" = "HART master" POWER – A0027934  10 Passive usage of the Analog I/O module in the HART master mode Power supply Up to 6 external devices with HART signal output Endress+Hauser...
  • Page 23 Tankside Monitor NRF81 Electrical connection Connection of the "Analog I/O" module for active usage • In the active usage the supply voltage for the communication line is supplied by the device itself. There is no need of an external power supply.
  • Page 24 Electrical connection Tankside Monitor NRF81 "Operating mode" = "4..20mA input" or "HART master+4..20mA input" POWER A0027935  12 Active usage of the Analog I/O module in the input mode External device with 4...20mA and/or HART signal output Endress+Hauser...
  • Page 25 Tankside Monitor NRF81 Electrical connection "Operating mode" = "HART master" POWER A0027936  13 Active usage of the Analog I/O module in the HART master mode Up to 6 external devices with HART signal output The maximum current consumption for the connected HART devices is 24 mA (i.e. 4 mA per device if 6 devices are connected).
  • Page 26 POWER 1 2 3 4 POWER A0027717  14 Connection of a Micropilot S FMR5xx to the Analog input module of a Tankside Monitor NRF81 Tankside Monitor NRF81 Micropilot S FMR5xx Grounding Power supply (from NRF81 to FMR5xx) 4-20mA/HART signal (from FMR5xx to NRF81) If connected in this way, the Micropilot S FMR5xx gets its supply voltage from the Tankside Monitor NRF81.
  • Page 27 Tankside Monitor NRF81 Electrical connection Terminals of the "Digital I/O" module 1 2 3 4 5 6 7 C1-2 C3-4 1 2 3 4 POWER A1-2 A3-4 A0026424  15 Designation of the digital inputs or outputs (examples) • Each Digital IO Module provides two digital inputs or outputs.

  • Page 28: Ensuring The Degree Of Protection

    Electrical connection Tankside Monitor NRF81 Ensuring the degree of protection To guarantee the specified degree of protection, carry out the following steps after the electrical connection: Check that the housing seals are clean and fitted correctly. Dry, clean or replace the seals if necessary.

  • Page 29: Operating Methods

    Tankside Monitor NRF81 Commissioning Commissioning Operating methods 7.1.1 Operation via the local display A0028345  16 Display and operating elements Liquid crystal display (LCD) Optical keys; can be operated through the cover glass. If used without the cover glass, lightly place your finger in front of the optical sensor for activation.
  • Page 30 Commissioning Tankside Monitor NRF81 Standard view (measured value display) X X X X X X X 4841.00 A0028317  17 Typical appearance of the standard view (measured value display) Display module Device tag Status area Display area for measured values...

  • Page 31: Initial Settings

    7.1.2 Operation via service interface and FieldCare/DeviceCare A0025572  19 Operation via service interface Service interface (CDI = Endress+Hauser Common Data Interface) Commubox FXA291 Computer with "FieldCare" or "DeviceCare" operating tool and "CDI Communication FXA291" COM DTM Initial settings 7.2.1...
  • Page 32 Commissioning Tankside Monitor NRF81 Use the following parameters to set the real-time clock to the current date and time: Year, Month, Day, Hour, Minutes. Setting the real-time clock via an operating tool (e.g. FieldCare) Navigate to: Setup → Advanced setup → Date / time Go to the Set date and select the Start.

  • Page 33: Calibration And Configuration

    Tankside Monitor NRF81 Commissioning Go to the Set date and select the Confirm time.  The real-time clock is set to the current date and time. Calibration and configuration Calibration and configuration of the inputs and signal output, see manual Operating Instructions.
  • Page 36 *71633337* 71633337 www.addresses.endress.com...

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