TDR sensor for continuous level and interface measurement of liquids

Universal TDR sensor for liquids of all kinds

Application area

Cable, rod or coaxial sensor. Even in applications with steam, buildup, foam or condensation, the sensor delivers precise and reliable readings – also in standpipes or bypass pipes.

The VEGAFLEX 81 level sensor measures maintenance-free all kind of liquids. Even in applications with vapour, buildup, foam generation and condensation, the sensor delivers precise and reliable measured values. The VEGAFLEX 81 is the economical solution for various level and interface measurements.

Your benefit

The guided adjustment enables a simple, time-saving and reliable setup
Shortenable probes offer a simple standardisation and highest flexibility in the planning
Comprehensive diagnostic possibilities ensure a maintenance-free operation and hence a high plant availability

Technical specifications
Measuring range - Distance	75 m
Process temperature	-60 ... 200 °C
Process pressure	-1 ... 40 bar
Accuracy	± 2 mm
Version	Exchangeable cable ø 2mm ; ø 4 mm Exchangeable rod ø 8 mm; ø 12 mm Coax version (ø 21.3 mm, ø 42.2 mm)
Threaded connection	≥ G¾, ≥ ¾ NPT
Flange connection	≥ DN25, ≥ 1''
Housing material	Plastic Aluminium Stainless steel (precision casting) Stainless steel (electropolished)
Output	Profibus PA, Foundation Fieldbus, 4 … 20 mA/HART - two-wire, Modbus, 4 … 20 mA/HART - four-wire
Approvals	ATEX, CSA, FM, EAC (GOST), IEC, NEPSI, UKR Sepro, INMETRO, CCOE, Explosion protection, FDA, Ship, Overfill protection, SIL2

Refer to the link for more details: https://www.vega.com/en/home_de/products/product-catalog/level/guided-wave-radar/vegaflex-81

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