Разработка и производство контрольно-измерительных приборов

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e-mail: mail@pointltd.by

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Яндекс.Метрика

Point-100 reference resistance thermometer applies to standard of third level and is intended for calibration of temperature sensors, as well as for accurate temperature measurements in its operating range.


Technical characteristics of Point-100:

Characteristics 
Point-100/1 Point-100/2
Temperature range, °C -80 ... +419,527 
-80 ... +660,323
Nominal resistance at 0°C R0, Ohm 100±0,05
Instability at temperature of triple point of water after annealing at a temperature for 10 °C above the upper limit of the working range, °C, not more than 0,01
The ratio of resistance at a temperature of 100 °C to the resistance at a triple point of water, W100, not less than   1,3850
Electrical insulation resistance between terminals and housing at a temperature 20±2°С and at relative humidity from 30% to 80%, MOhm, not less than 100
Sheath diameter, mm 5
Maximum diameter of connector, mm 20
Insertion length, mm 558
Weight, grams, not more than 150

 Measurement errors of Point-100

Temperature, °С Reference point  Confidence error at confidence temperature, °С:
 -80°С  -   0,03
 0,01°С 
 Triple point of water  0,02
231,928°С Tin solidification point 0,04
419,527°С Zinc solidification point 0,07
660,323
Aluminum solidification point 0,15