Endress+Hauser Micropilot NMR81
Radar measurement
up to 0.5 mm
Process temperature-40В°C...200В°C
(-40В°F...392В°F)
Vacuum.....16 bar abs
Max. measurement distance70 m (230 ft)
For calibration to regulatory standards:
30 m (98 ft)
316L, PTFE
- Overview
- Comments
Drip-off lens antenna with 80 GHz transmitting frequency for custody transfer applications.
Measuring principleLevel radar
Characteristic / ApplicationLens antenna, 80GHz: High precision measurement for for storage tanks up to 30 m (98ft)
SpecialitiesCustody transfer level measurement
Measurement close to tank wall
85-264VAC
Accuracyup to 0.5 mm
Ambient temperatureStandard:
-40В°C...60В°C
(-40В°F...140В°F)
For calibration to regulatory
standards:
-25В°C...55В°C
(-13В°F...131В°F)
-40В°C...200В°C
(-40В°F...392В°F)
Vacuum.....16 bar abs
Main wetted parts316L, PTFE
Process connectionFlange:
DN50/2"...DN300/12"
Flange w/ Alignment tool:
DN100/4"...DN300/12"
UNI-Flange:
DN150/6"...DN300/12"
UNI-Flange w/ Alignment tool:
DN150/6"...DN300/12"
70 m (230 ft)
For calibration to regulatory standards:
30 m (98 ft)
Outputs:
Fieldbus: Modbus RS485, V1, HART
Analog 4-20mA output (Exi/ Exd)
Relay output (Exd)
Inputs:
Analog 4-20mA input (Exi/ Exd)
2-, 3-, 4-wire RTD input
Discrete input (Exd, passive/active)
ATEX, FM, IEC Ex, EAC, JPN Ex
Safety approvalsOverfill protection WHG
SIL
EN 10204-3.1
NACE MR0175, MR0103
AD2000
OIML, NMi, PTB
OptionsRedundant fieldbus
Alu-coated or 316L housing
Weather protection cover
Adjustable mounting seals
Maximum measuring range is
dependent on the tank form and/
or application
Strong condensate or build-up
formation
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