RdF Corporation
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Overview of RdF Temperature Sensor Applications
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Overview Performance Specs Ordering Specs  
  Performance Specificatio

Operating Temperature Range
–196°C to 480°C
(–320°F to 900°F)

Maximum Operating Temperature:
900°F over tip end length.
If lead exit temperature
will exceed 260°C (500°F),
please specify on order.

See Ordering Specifications Table.
Lead wire resistance to the element
is not included for the 2-wire configuration.
The 3-wire and 4-wire units
allow compensation for
lead wire resistance.

Temperature Coefficients of Resistance:
0.003924 Ω/Ω/°C (Reference)
0.003850 Ω/Ω/°C (IEC/DIN)

±0.25°C @ 0°C (32°F)
±0.3°C @ 0°C (32°F)
on IEC/DIN thin films


Less than 0.05°C shift per year
full span on wire elements
–50°C to 300°C (–60°F to 500°F)
span on thin films

75 mW/°F
in water flowing at 3 ft. per sec.

Pressure Rating
3000 PSI

Insulation Resistance
500 Megohms minimum
@100 VDC at room temperature

Time Constant
Less than 2 sec,
in water flowing at 3 ft. per sec.

Standard Leads
22 AWG stranded, nickel plated copper, Teflon® insulated, except 3-wire leads
on type “A” are 28 AWG. 3 or 4-wire leads over 36" are cabled on type “T”. Type “A” 3-wire leads over 36" are not cabled unless designated for operation below 500°F.


Teflon® is a registered trademark
of the DuPont Corporation.

  products proudly manufactured in the USA Specialists in Temperature Measurement
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