Heat Flux Sensor – gSKIN®-XM

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Size: 4.4mm x 4.4mm
Resolves 0.41 W/m2 - 7.9 µW - 140 µK


  • - Ultra-high resolution of thermal energies and temperature differences
  • - Low invasiveness and thickness
  • - Models with connector compatible with all gSKIN® DLOG Data Loggers
  • - All sensors with conductive heat flux calibration cohering to ISO 8301
  • - Applications: R&D, thermal optimization, energy efficiency, industrial monitoring of thermal properties
gSKIN® Heat Flux Sensors Datasheet
gSKIN® Heat Flux Sensors Instruction Manual
Excel tool to determine sensor/logger combination
Product gSKIN® XM 
Article NumberA-044336
Detector TypeThermoelectric
Surface Material (Sensing Area)Aluminum
Sensing Dimensions (a x b x d) [mm x mm x mm]4.4 x 4.4 x 0.5
Heat Flux Range Min / Max [kW/m²]-150 / 150
Noise Equivalent Heat Flux a per area [W/m²] / absolute [μW]0.340 / 6.6
Heat Flux Resolution per area [W/m2] with gSKIN® DLOG b / absolute [μW]0.41 / 7.9
Temperature Difference Resolution [μK]~140
Min. Sensitivity (S) [μV/(W/m²)]1.5
Temperature Dependence of S [%/°C]0.25
Response Time (0-95%) [s]0.7
Electrical Resistance [Ohm]< 20
Absolut Thermal Resistance [K/W]41
Max. Compressive Force when clamped [kgf]< 2
Operating Temperature Range Min/Max [°C]-50 / 150
Calibration Temperature Range Min/Max c [°C]-30 / 70
Calibration Accuracy [±%]3
Homogeneity d [±%]1
Linearity with Power [±%]1
Flexprint Length [cm]5
Flexprint Length (f) [cm]5
Cable Length (c) [cm]100

a Experimentally evaluated values under optimal steady state conditions. b Guaranteed minimum heat flux resolution using the gSKIN® DLOG-4219. c Conductive heat flux calibration cohering to the ISO8301 standard with mean temperature of 22.5 °C. d Position dependent signal change across sensing area.

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Price: from CHF 269,00

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