TF-MX Series Melt Temperature Sensor without Insulation || GNEUSS || Made in Germany

Complete metal design
Applications up to 400°C ambient temperature
IP50 socket connection protection class
IP7 sensor protection class
Maximum 2000 bar melt pressure
0-10V or 4-20 mA analog output

Melt temperature sensor with all metal design, up to 400 °C

Measuring Range Output Protection Maximum Melt Pressure Datasheet
 0 … 400 °C
0-10V or 4-20 mA Plug connection (IP50), Sensor (IP67) 2000 bar
  • Long life and precise melt temperature sensor
  • Rigid all metal design
  • Socket connections with gold-plated contacts
  • Extremely robust conical measuring element
  • Applications up to 400 °C media temperature
  • Potential-free thermocouple Fe-CuNi, type J 
  • protecting class plug connection IP50
  • protecting class sensor IP67 
  • Thread size 1/2″ – 20 UNF 2A 
  • Maximum melt pressure of 2000 bar
  • 0-10V or 4-20 mA analog output



Insulated thermocouple or RTD

Material in contact with area

Steel grade 1.4305, optional steel grade 1.4542 or 2.4610

Thermal conductivity values

Shaft and measuring tip: 15W/mxK
Insulating sleeve: 2,5W/mxK (model TF-CX)

Insulation resisitance of the measuring element

20 °C: 200 MOhm @100 V
350 °C : 20-40 MOhm @ 100V

Max. melt pressure

2000 bar

Accuracy class

Thermocouple: Class 1 according to IEC 60584
PT100: Class B according to IEC 60571

Measuring range

0…350 °C

Output signal

0-10V veya 4-20 mA


15…35 VDC, max. ripple <10%

Max. working resistance

250 Ohm @ 15 V supply
750 Ohm @ 25 V supply
1250 Ohm @ 35 V supply

EMC emission

EN 61000-6-3:2001

EMC stability

EN 61000-6-2:2001

Gneuss melt temperature sensors are designed for temperature measurement of liquid, doughy or paste-like melts up to a temperature of 400°C (PT100 350°C).