Specifications subject to change without notice.
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www.extech.com 3/5/13 - R1
Dual J or K input with dual display
With relative and programmable High/Low audible alarms
Type J/K, Dual Input Thermometer with Alarms
Ordering Information:
421502 ................Type J/K, Dual Input Thermometer with Alarms
421502-NIST ......Type J/K, Dual Input Thermometer/ Alarms with Calibration Traceable to NIST
Features:
•Widest range with highest 0.05% accuracy
•Rugged design for field use
•Large dual LCD displays T1, T2 or T1-T2, plus Elapsed Time
•Differential temperature between Type J, Type K, or
both Type J and K
•MIN/MAX/AVG readings
•Data Hold and Relative functions
•Programmable Hi/Lo audible alarms
•Complete with two Type K bead wire temperature probes
(-4 to 482°F/-20 to 250°C), protective holster with stand,
and 9V battery
Specifications
Range, Type K °F (°C) -328 to 2498°F (-200 to 1370°C)
Range, Type J °F (°C) -328 to 1922°F (-200 to 1050°C)
Basic Accuracy ±(0.05% rdg +0.6°F); ±(0.05% rdg +0.3°C)
Resolution 0.2°F/0.1°C
Dimensions 7.6 x 3.6 x 2.1" (192 x 91 x 53mm)
Weight 13oz (365g)
