OPTITEMP TRA-C65

Resistance (RTD) compact sensor for hygienic applications

  • Welded clamp connection
  • Built-in transmitter and stainless steel sheath (3A certified, FDA-, EC1935/2004 conform; optional IP69)
  • -50…+200°C / -58…+392°F

OPTITEMP TRA-C65 with clamp connection

OPTITEMP TRA-C65 hygienic compact sensor

The OPTITEMP TRA-C65 is a compact resistance sensor (RTD) with optional integrated temperature transmitter for hygienic use in limited space. The temperature sensor with firmly welded clamp connection is particularly designed for applications in the food & beverage industry. This includes the temperature measurement of beverages, dairy products or pasty food. The sensor is therefore made of stainless steel (1.4404 / 316L) with an industry-specific surface finish of the thermowell of Ra ≤0.8 μm. It complies with FDA and EC1935/2004 regulations.

The OPTITEMP TRA-C65 can be used for temperature measurement of gases, liquids and vapours up to +200°C / +390°F. The compact temperature sensor features high reliability and excellent measurement stability. Its reduced sensor tip guarantees quick response time and high measurement accuracy, even with short installation length. The hygienic temperature sensor is resistant to cleaning agents used in CIP and SIP procedures. It is also available in a version for high-pressure jet cleaning with hot water (IP69).

Product highlights

  • Hygienic resistance sensor with optional integrated analogue output (4…20 mA)
  • Special sensor design with reduced tip for quick response time
  • High accuracy with short installation lengths (20 mm / 0.78 in), even in small pipes
  • Firmly welded clamp connection in different sizes
  • Optional IP69 rated version
  • Vibration resistant according to IEC 60721-4-4

Typical applications

Food & beverage industry

  • Temperature measurement of beverages, dairy products or pasty food
  • Temperature control in breweries (mash tun, lauter tun, etc.)
  • Temperature control in the sugar dissolving tank
  • Temperature control before separator
  • Pasteurisation control
  • Control of heat exchanger
  • CIP temperature control

General information

Measurement principleResistance (RTD)
Measured mediaGases, Liquids, Solids
Measuring pointPipe, Tank
Measuring insert typeNon-replaceable RTD
Measuring insert replaceableNo
RTD element type1 x Pt100
RTD configuration4-wire
Temperature sensor connection type optionBuilt-in transmitter
Sheath diametersØ6/3 mm / 0.24/0.12"
Process temperature

-50…+200°C /
-58…+392°F

Approvals/Standards

Certificates/Approvals Hygienic3A, EC 1935/2004, EHEDG, FDA
Ingress protectionIP66/67, IP69

Communication

Analogue outputs4…20 mA

Process connections

Hygienic connections

Tri-Clamp®: 1", 112", 2"
Clamp (DIN 32676): DN25, DN40, DN50
Clamp (ISO 2852): 25, 38, 51

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