Current & Voltage Calibrators/Meters Precision “source” for calibrating process devices And measuring DC process signals from 0 to 24mA and 0 to 20V Features: • Upgraded models now feature super large LCD display and touch keypad • LCD displays readings in mA or as a % of the 0 to 24mA range or as mV in voltage ranges • Five stored calibration values for fast calibrations • 412355A Current + Voltage Calibrator provides adjustable 0 to 24mA and 0 to 20V calibration source • 412300A Current Calibrator provides 0 to 24mA output displayed as mA or % and provides 24VDC power to measure a two-wire current loop • Complete with 9V battery, calibration cable with spade lug terminals, carrying case, and 100V-240V AC Universal Adaptor (50/60Hz) Applications: • Setup and calibration of process devices such as transducers, indicators, recorders and controllers • Troubleshooting and Field service • Product design Measurements Operating Modes Source Measure Power/Measure Input/Output Includes: 9V battery, calibration cable with spade lug terminals, carrying case, and 100V-240V AC Universal Adaptor (50/60Hz) Accuracy Power Dims/Wt Range Output 0 to 24mA current for loads up to 1000 ohms Output 0 to 20V (412355A only) 0 to 50mA current signal 0 to 19.99V (412355A only) Provides power (24VDC) to loop & measures current (412300A only) Ranges and Display Resolution -25.0 to 125.0% (representing 0 to 24mA) 0.1% 0 to 19.99mA 0.01mA 0 to 24.0mA 0.1mA 0 to 1999mV 1mV 0 to 20.00V 10mV 0.075% ±1 digit 9V battery or AC adaptor 3.8 x 4.2 x 1.8" (96 x 108 x 45mm) folded/ 12oz (340g) Specifications subject to change without notice. 6/11/08 - R1 Copyright © 2007-2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.