RdF Corporation
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Overview of RdF Temperature Sensor Applications
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Overview Performance Specs Ordering Specs
_ Performance Specifications, R-AIR

Operating Temperature Range
–130°C to 220°C (–220°F to 430°F)

Sensing Element
Reference grade platinum,
a = 0.003924 Ω/Ω/°C nominal

Ice Point Resistance
100±0.12 Ω or 1000±1.2 Ω

Time Constant
Less than 10 seconds
in Air (76°C) flowing at 3 ft/sec
Less than 500 milliseconds
in water (100°C) flowing at 3 ft/sec.

Greater than 25 mW/°C

± 0.44Ω (±1.1°C)
or 0.4% of temperature,
whichever is greater


Teflon® is a registered trademark
of the DuPont Corporation.


Long Term Stability
The sensor will have
less than 0.05°C drift per year
at rated service temperature
with proper mounting

Insulation Resistance
20 megohms min. at 100 VDC

Maximum Current
7 mA

Recommended Current
1–2 mA

Case Material
300 Series Stainless Steel

Circular flange

Connector per Mil-C-26482
or cabled leadwires (3 wire)

products proudly manufactured in the USA _ Specialists in Temperature Measurement
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