77J NTC Thermistor Temperature Sensor - Screw Mount

Therm-O-Disc

77J NTC Thermistor Temperature Sensor - Screw Mount

Therm-O-Disc

77J NTC Thermistor Temperature Sensors from Therm-O-Disc® offers fast thermal response in a flange-mounted, rugged, cost-effective design.  The body is made from PBT plastic or other customer-specified plastic. The thermistor element can be selected to meet any resistance-temperature curve and tolerance.   The 77J is used in a number of applications including clothes dryers, ventilation systems, and many other applications where fast response in air is required.

Specifications

Operating Temperature Range
-40°C to +125°C or 200°C depending on construction (inquire for alternate values)
Insulation Strength
Standard configuration is UL listed as uninsulated (insulated versions available)
Accuracy
1°C typical (inquire for alternatives)
Thermal Time Constant
Metal – 1sec; plastic – depends on thickness (13-20 seconds typical in air) (25°C to 100°C)

Features

  • Surface-mounted ambient air temperature sensing
  • Custom body lengths, diameters and application-specific mountings are available
  • PBT plastic bodies with other materials available
  • Optional moisture protection systems available
  • Stable performance with high degree of accuracy

Documents & Drawings