6" Circular Type J Thermocouple Recorder; -40 to 50C, 110 VAC

New high-temperature models available Battery backup assures 48 hours of normal operation during power interruption|These versatile temperature recorders accurately measure and record temperature in air, gases, liquids, powders, and semisolid. Large, 3-digit LED display shows current temperature reading with an accuracy of ±2degF (1C). New high-temperature models 80050-20, -25, -30, and -35 record up to 1000F or 500C. Choose from models for F or C measurements. Front-panel switches let you select chart speeds (6-hour, 24-hour, 7-day, or 31-day) and temperature ranges (see table below). Chart speed accuracy is within ±1%. Chart rotation is selectable between single turn or continuous turn. Calibration is easy with inset potentiometer on front panel. Recorder can be used as a free-standing or wall-mount unit. Recorders are available in either 110 or 220 VAC versions.