The ST-150 is a 1/8 inch, Class A PRT (Platinum Resistance Thermometer) with an IP67 rating. White heat shrink is used on the cable behind the PRT to minimize heat transfer to the sensor. PRT sheath dimensions are 3 mm diameter and 65 mm length, miminzing thermal mass.
We are currently looking for case studies for this product. If you would like to share your application of this product, please click here.
Measurement Range-50 to 70 CMeasurement Uncertainty0.3 C (-50 to 70 C), Class AMeasurement RepeatabilityLess than 0.01 CLong-term DriftLess than 0.05 C per yearEquilibration Time15 secondsSelf-heatingLess than 0.01 C (typical, assuming pulsed excitation of 2.1 V DC, 0.09 at 5 C (max. assuming continuous input excitation of 2.1 V DC)Operating Environment-50 to 70 C, 0 to 100 % relative humidityResistance at 0 C100 ΩInput Voltage RequirementDatalogger dependentOutput Voltage RequirementDatalogger dependentCurrent DrawDatalogger dependentDimensions56 mm, 3 mm diameterMass95 gWarranty4 years against defects in materials and workmanship