Probes

Technical Specification TK04

Probes

  Standard VLQ:  needle probe for TK04 thermal conductivity meter Standard HLQ: probe for plane surfaces for TK04 thermal conductivity meter Mini HLQ: small probe for plane surfaces for TK04 thermal conductivity meter Field VLQ: large needle probe for TK04 thermal conductivity meter
Name Standard VLQ Standard HLQ Mini HLQ Field VLQ
Probe type needle probe probe for plane surfaces small probe for plane surfaces large needle probe
Application laboratory use laboratory use laboratory use, small samples field use
Measuring range 0.1 - 10 W/mK 0.3 - 10 W/mK 0.3 - 3 W/mK 0.6 - 4 W/mK
Accuracy ± 2 % ± 2 % ± 5 % ± 5 %
Duration of 1 measurement 80 s 80 s 60 s 240 s
Diameter (needle) 2 mm 2 mm 1.5 mm 6 mm
Length (needle) 70 mm 70 mm 45 mm 300 mm
Dimensions (overall) length:160 mm, Ø: 16 mm (max) Ø: 88 mm, height: 30 mm (w/o connector) Ø: 50 mm, height: 30 mm (w/o connector) length: 420 mm, Ø: 42 mm (max, w/o connector)
Minimum sample size Ø 40 mm *, length: 85mm * Ø 90 mm *, height: 20 mm * Ø 50 mm *, height: 20 mm *  
Sample shape any any any any
Maximum sample size no limit no limit ** no limit ** no limit
Sample temperature -25 to 125°C -25 to 70°C -25 to 70°C -25 to 50°C
Supplied parts probe, INI file, carrying case, protective cap, drill bits, data sheet probe, INI file, carrying case, data sheet probe, INI file, carrying case, data sheet probe, INI file, carrying case, protective cap, 5 guiding tubes, insertion tool, data sheet

 

* Absolute minimum size, valid for low thermal conductivity materials. For higher thermal conductivities, larger samples are required.

** With pressure device: max. height 130 mm..

Technical specifications are subject to change without prior notice.