A thermometer is an instrument designed to measure and indicate the temperature of a specific application or condition. A Dial Thermometer(filled system thermometer) can either be read at the point of measurement or from a remote location using a desired length of capillary tubing.
Trerice B856-06-02 Bi-Metal Thermometer
Trerice B832-04-27 Bi-Metal Thermometer, 3 in Dial, 1/2 in NPT Connection, 4 in L Stem, 0 to 250 deg F