Martel Electronics 235 - Manual (Page 92)

Notes:
1. Temperature, resolution, and accuracy are in degrees Celsius.
2. Specifications are at 25°C +/- 10°C.
3. Range temperature coefficient is 10 PPM typical, 20 PPM max.
from 0 to 15 and 35 to 50°C.
4. Tungsten vs. Tungsten-26% Rhenium.
5. Tungsten-5% Rhenium vs. Tungsten-26% Rhenium.
6. Tungsten-3% Rhenium vs. Tungsten-26% Rhenium.
RTD
Type Range Resolution Accuracy
100 ohm Platinum
385 curve -185°C-850°C .1°C ±0.25°C
±1 digit
392 curve -180°C-630°C .1°C ±0.25°C
±1 digit
10 Ω Copper -70°C-150°C 1.0°C ±2.7°C
SAMA ±1 digit
RC21-4-1966
120 Ω Nickel -80°C-320°C 0.1°C ±0.12°C
Minco ±1 digit
Notes:
1. Excitation current. 1-2mA.
2. Pulsed excitation: pulse width 60mSec minimum at 1 Hertz
minimum, without ringing or overshoot.
Specifications
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