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일사량/열유속/열전도도계

Thermal ConductivityTHISYS

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Apparatus for thermal conductivity measurement of thin samples

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THI01 열전도도계
Test method Thin sample analysis
Temperature range -30 to +120 °C

Accuracy (λref)

(depending on samples)

 Depending on reference, typically +/- 6% @ 20 °C

with H x λ around 4 10-3 W/K

Repeatability (λref)

 +/- 2% @ 20 °C
Total measurement time 3000 s (typical)
Power requirements (switched) 15 V, 0.8 Watt (typical)
Heater (resistance, diameter) 50 Ω, 80 mm
Sample requirements H = up to 6 mm
H x λ = 1 to 5 10-3 W/K
Sample surface A Preferred: 70 x110 mm, always > 50 x 50 mm
Temperature sensing Pt100 Class B, IEC 751:1983
Traceability NPL National Physical Laboratory UK
MCU specifications
Differential temperature readout 0.5 μV @ 0 - 30 °C
Pt100 readout +/- 0.2 °C @ 20 °C
Voltage input/output 220-110 VAC / 15 VDC
Communication RS232