AM1640 Precision Industrial PRT User’s Guide
Rev. 201609V3
4/10
2 Specifications
2.1 Specifications
Temperature Range
-200 °C to 420 °C
Resistance at 0 °C
Nominal 100 Ω
Temperature Coefficient
0.00385 Ω/ Ω/°C
Accuracy
±0.04 °C at -200 °C
±0.035 °C at 0 °C
±0.05 °C at 200 °C
±0.09 °C at 420 °C
Drift
±0.04 °C at 0 °C after 100 hours at 420 °C
Short Term Stability
±0.01 °C
Thermal Shock
±0.007 °C after 10 times thermal cycles from minimum to
maximum temperatures
Hysteresis
<=0.01 °C
Self-heating
50 mW/°C
Response Time
5 seconds for 63% response to step change in water moving
at 3 feet per second
Measurement Current
0.5 mA or 1 mA
Sensor Length
32 mm
Sensor Location
5 mm from tip
Insulation Resistance
>1000 MΩ at room temperature
Sheath Material
Inconel
tm
Dimension
0.25 inch X 12 inch (6.35 mm X 305 mm)
External Leads
Teflon
tm
– insulated copper wire, 4 leads, 2.5 meters
Handle Dimension
15 mm (OD) X 65 mm (L)
Handle Temperature Range
-50 °C to 180 °C
Optional Calibration
NIST traceable calibration and data available per request:
1640-12: Ordering # 5014
