©Endress+Hauser
©Endress+Hauser
Field of application
The Tank Side Monitor NRF81 is a sensor integration and monitoring unit for bulk storage tank gauging applications. It integrates various level, temperature and pressure tank sensor data into a control host system. Various selectable alarms and outputs.
For power supply and signal transmission of the connected devices. Parameterization of the connected devices and display of the measured values. Tank calculations for accurate correction of the tank distortions. Weights & Measure-approved for use in custody transfer applications.
Output: Modbus EIA485 (RS485), Sakura V1
Temperature: -40 to 60°C (-40 to 140°F)
International explosion protection certificates
Benefits
Hardware and software developed according to IEC 61508 up to SIL3 (in homogeneous redundancy) for high level of safety
Intrinsically safe power supply and communication for Micropilot and Levelflex radar level devices
Simplified installation and trouble-free operations due to easy connection to major DCS systems via open protocols
Approved for use in explosion-hazardous areas
Xpert selection
Specialized products
Designed for demanding applications
Technical excellence
Simplicity
©Endress+Hauser
Simple products
Easy to select, install and operate
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Standard products
Reliable, robust and low-maintenance
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High-end products
Highly functional and convenient
Technical excellence
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Specialized products
Designed for demanding applications
Technical excellence
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FLEX selections
Technical excellence
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Fundamental selection
Meet your basic measurement needs
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Lean selection
Handle your core processes easily
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Extended selection
Optimize your processes with innovative technologies
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Xpert selection
Master your most challenging applications
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Success stories
Fit for purpose instrumentation for CNG compressors
The Egyptian government is working to replace liquid fuels with natural gas. To achieve this they targeted increasing the number of CNG stations in their country from 306 to 1000 by the end of 2021.
Read the full story
Characteristic / Application
Field gateway for tank sensor operation and monitoring and integration into inventory control system
Specialities
Hydrostatic Tank Gauging (HTG)
Supply / Communication
85-264VAC 52-74VAC 19-64VDC
Ambient temperature
Standard: -40°C…60°C (-40°F...140°F) For calibration to regulatory standards: -25°C…55°C (-13°F...131°F)
Communication
Outputs: Fieldbus: Modbus RS485, V1, WM550 HART, BPM and TRL/2 (via GE option) Analog 4-20mA (Exi/Exd) Relay (Exd) Inputs: Analog 4-20mA (Exi/Exd) 2-, 3-, 4-wire RTD Discrete input (Exd, passive/active)
Certificates / Approvals
ATEX, FM, IEC Ex, EAC, JPN Ex, NEPSI, UK Ex
Safety approvals
SIL Overfill protection WHG
Metrological approvals and certificates
Options
Redundant fieldbus Alu-coated or 316L housing Weather protection cover mounting kit pipe
Most downloaded
TI Tankside Monitor NRF81
English version - 03/2024
Tank Gauging
EN
DE ES FR IT JA PL PT RU ZH
25/03/2024
10/09/2020
07/06/2018
23/02/2017
04/05/2016
Language:
English
Version:
25/03/2024
File size:
1.9 MB
File name:
TI01251GEN_0523-00.pdf
Display set, display holder
Installation Instructions
English version - 11/2016
Micropilot NMR8x; Proservo NMS8x; Tankside Monitor NRF81
Language:
English
Version:
30/11/2016
File size:
1.1 MB
File name:
EA01185GA2_0116.pdf
79 documents
TI Tankside Monitor NRF81
Tank Gauging
EN
German Spanish French Italian Japanese Polish Portuguese Russian Chinese
25/03/2024
10/09/2020
07/06/2018
23/02/2017
04/05/2016
Language:
English
Version:
25/03/2024
File size:
1.9 MB
File name:
TI01251GEN_0523-00.pdf
BA Tankside Monitor NRF81
Tank Gauging
EN
German Spanish French Italian Japanese Polish Portuguese Russian Chinese
25/03/2024
15/09/2022
04/11/2021
05/10/2020
13/07/2018
Language:
English
Version:
25/03/2024
File size:
4.8 MB
File name:
BA01465GEN_0823-00.pdf
GP Tankside Monitor NRF81
Tank Gauging
EN
German Japanese
25/03/2024
24/02/2022
29/06/2017
01/03/2016
Language:
English
Version:
25/03/2024
File size:
2.8 MB
File name:
GP01083GEN_0524-00.pdf
KA Tankside Monitor NRF81
Tank Gauging
EN
Bulgarian Czech Danish German Greek Spanish Estonian Finnish French Croatian Hungarian Indonesian Italian Japanese Korean Lithuanian Latvian Dutch Norwegian Polish Portuguese Romanian Russian Slovak Slovenian Swedish Thai Turkish Chinese
25/03/2024
04/11/2021
22/09/2020
19/11/2018
24/05/2017
Language:
English
Version:
25/03/2024
File size:
1.9 MB
File name:
KA01209GEN_0623-00.pdf
SD card with holder
Installation Instructions
Micropilot NMR8x; ProservoNMS8x; Tankside Monitor NRF81
EN
German
30/09/2017
30/11/2016
Language:
English
Version:
30/09/2017
File size:
1 MB
File name:
EA01184GA2_0217.pdf
Housing filter
Installation Instructions
Micropilot, Proservo, Tankside Monitor
EN
German Japanese
28/02/2018
30/11/2016
Language:
English
Version:
28/02/2018
File size:
404 KB
File name:
EA01183GA2_0218.pdf
Display set, display holder
Installation Instructions
Micropilot NMR8x; Proservo NMS8x; Tankside Monitor NRF81
EN
German Japanese
30/11/2016
Language:
English
Version:
30/11/2016
File size:
1.1 MB
File name:
EA01185GA2_0116.pdf
Terminal set
Installation Instructions
Micropilot NMR8x; Proservo NMS8x;Tankside Monitor NRF81
EN
German Japanese
30/11/2016
Language:
English
Version:
30/11/2016
File size:
1 MB
File name:
EA01186GA2_0116.pdf
Cover, cover clamp, O-ring
Installation Instructions
Microwave Level Measurement
EN
German Japanese
14/12/2018
30/11/2016
Language:
English
Version:
14/12/2018
File size:
900.5 KB
File name:
EA01176GA2_0218.pdf
Electronic box
Installation Instructions
Micropilot NMR8x; Proservo NMS8x; Tankside Monitor NRF81
EN
German
02/07/2018
30/11/2016
Language:
English
Version:
02/07/2018
File size:
1.3 MB
File name:
EA01177GA2_0218.pdf
Search spare parts by number in drawing
60 spare parts & accessories
60 spare parts & accessories
60 spare parts & accessories
O-ring, housing, 177.39x3.53, TG
Drawing number
Order code
21
71312582
Housing filter, PTFE, NMS8x, NRF81, TG
Drawing number
Order code
19
71343171
Blind plug, M20, 316L, O-ring EPDM, TG
Drawing number
Order code
14
71312592
O-ring, blind plug, M20, EPDM, 5pcs., TG
Drawing number
Order code
15
71312594
Front cover Alu, sight glas, gasket
Drawing number
Order code
20
71312596
Front cover 316L, sight glas, gasket
Drawing number
Order code
20
71312607
Drawing number
Order code
17
71312627
Terminal set, I/O module, Push-in, TG
Drawing number
Order code
37
71324756
Terminal set, I/O module, screw type, TG
Drawing number
Order code
37
71324757
Display set, RS485, holder, TG
Drawing number
Order code
40
71312638
Display holder, fixing ring, TG
Drawing number
Order code
41
71312640
Drawing number
Order code
31
XPN0036-
I/O Module NMR81/84, NRF81, NMS80/81/83
Drawing number
Order code
33
XPN0031-
Mounting kit, pipe, DN32-50 (1-1/4"-2")
Drawing number
Order code
0
71274370
Mounting kit, pipe, DN80 (3")
Drawing number
Order code
0
71272096
Weather protection cover NMR8x, NRF8x
Drawing number
Order code
0
71292751
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