PTC®'s Spot-Check® Series of thermometers feature outstanding response and sensitivity. These instruments can be used to quickly check surface temperatures or can be permanently mounted. Their extremely low thermal mass and weight (1/2 ounce), along with a unique design, assure intimate thermal contact and a very rapid readout.
|Accuracy:||± 2% of full scale range|
|Weight:||1/2 oz. (14 g)|
|Shipping Weight:||1 lb. (454 g)|
|Diameter:||1-3/4 in. (4.4 cm)|
|Height:||1/2 in. (1.3 cm)|
|13417:||50°F to 320°F (Basic Thermometer)|
|13418:||10°C to 260°C (Basic Thermometer)|
|13416:||10°C to 160°C (Thermometer with Magnet and Leaf Spring)|
|13419:||10°C to 260°C (Thermometer with Magnet and Leaf Spring)|
|13420:||50°F to 500°F (Max-Min Pointers Thermometer with Magnet and Leaf Spring)|
|13421:||0°C to 525°C (Max-Min Pointers Thermometer with Magnet and Leaf Spring)|
The bimetallic coil rests directly upon the surface to be measured. In response to temperature, the sensor expands or contracts, thus causing the dial itself to rotate. The temperature of the surface is indicated by means of the hook-like pointer above the dial.