Krohne OPTITEMP TRA-H61 Resistance Temperature Assemblies

Made in Japan
Manufacturer: KROHNE Japan KK
Model: OPTITEMP TRA-H61

Features

Special sensor design with reduced tip for quick response time
Additionally, it is available with a replaceable P100 measuring insert and a welded thermowell for temperatures up to +300°C / +390°F.
With robust stainless steel connection head; optional temperature transmitter
Modular G¹⁄₂ adapter system with a wide range of hygienic connections
Optional IP69 rated version
Vibration resistant according to IEC 60721-4-4

Food & beverage industry

General Information
Product type	Temperature assembly
Product family name	OPTITEMP
Product positioning	For hygienic applications
Measurement variables	Temperature
Measurement principle	Resistance (RTD)
Measured media	Liquids, Gases, Solids
Assembly with thermowell	Yes
Sensor mounting	Hygienic fitting
Measuring insert replaceable	Yes
Measuring insert type	Replaceable or non-replaceable RTD
RTD element type	1 x Pt100
RTD configuration	4-wire
Tolerance class (according to DIN EN 60751)	A, B
Temperature sensor connection type option	Flying wires, Temperature transmitter, Terminal block
Thermowell diameters	Ø6/3 mm / 0.24/0.12″, Ø6/4 mm / 0.24/0.16
Thermowell tip design	Reduced
Mounting point	Pipe, Tank
Measuring point	Pipe, Tank
Operating Conditions
Process temperature	Non-replaceable measuring insert: -50…+200°C / -58…+392°F Replaceable measuring insert: -50…+300°C / -58…+572°F
Materials
Wetted parts	Austenitic stainless steel (1.4404/316L)
Process Connections
Thread connections	G½ for hygienic adapters
Hygienic adapters	Varivent^®: N Collar ferrule (DIN 11851): DN25, DN40, DN50 (DIN 11864-1A): DN40, DN50 Collar ferrule (SMS 1147): 51 mm Straight weld-in sleeve Spherical weld-in sleeve Weld-in sleeve with shoulder Collared weld-in sleeve
Approvals/Standards
Ingress protection	IP66/67, IP69
Certificates/Approvals Hygienic	FDA, EHEDG, EC 1935/2004