AccuMac AM1950 Manuale d'uso - Pagina 5

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AM1960/1950 Standard Platinum Resistance Thermometer User's Guide

2 Specifications

2.1 Specifications

Temperature Range

tpw

Resistance Ratio

Drift at 0.01 °C*

Repeatability

Thermal Shock

Self-heating

Measurement Current

Sensor Length

Insulation Resistance

Sheath Material

Dimension

External Leads

Termination

Handle Dimension

Optional Calibration

*Long-term drift rate is for reference only. It could be affected by such facts as handling, application, and maintenance, etc.

Rev. 201609V3

1950: -200 °C to 500 °C

1960: -200 °C to 670 °C

Nominal 25 Ω

W(Ga) >= 1.11807

W(Hg) <= 0.844235

1950

<0.002 °C after 100 hours at 500 °C,

<0.004 °C/year typical

1960

<0.003 °C after 100 hours at 661 °C,

<0.005 °C/year typical

±0.001 °C

±0.001 °C after 10 times thermal cycles from minimum to

maximum temperatures

0.0015 °C at 1 mA current

1 mA

42 mm

>1000 MΩ at room temperature

Quartz

1950: 7 mm (OD) X 480 mm (L)

1960: 7 mm (OD) X 500 mm (L)

Insulated copper wire, 4 leads, 2.5 meters

Gold-plated Spade

21 mm (OD) X 80 mm (L)

NVLAP/ISO17025 accredited calibration and data available

per request

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