Extech 422123 Data Sheet
Specifications subject to change without notice.
Copyright © 2007-2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
www.extech.com
6/11/08 - R1
Accurate calibration source
For thermocouple, mA, mV, V and frequency inputs
Precision Multifunction Calibrator
Features:
• Source 4 to 20mA, 0 to 20mA or 0 to 24mA with
0.001mA resolution
• Select Type K, J, T or E thermocouple for
precision calibrations in °F or °C
• Output 0 to 100.00mV, 0 to 1.0000V or 0 to 10.000V
• Frequency source of 1Hz to 62.5kHz in over 700 steps
• Maximum current load 1000Ω
• User can easily set output steps from 1% to 100%
• Basic 4 to 20mA process loop accuracy of 0.025%
• Large 5 digit LCD display
• Step and auto-ramp features
• Simple keypad operation
• Audible warning if load is open with mA output or
shorted with V output
• Powered by internal 9V battery or external battery pack
(attaches to meter stand) for extended field applications or
optional AC adaptor
• Complete with 9V battery, external battery pack, carrying case,
alligator clips, Type K and Type J test cables
Ordering Information:
422123 ................Precision Multifunction Calibrator
422123-NIST ......422123 with NIST Certificate
149116 ................115V AC Adaptor
159220 ................220V AC Adaptor
Specifications Ranges Basic Accuracy
DC Current (mA) 4 to 20.000mA, 0 to 20.000mA, ±(0.025%+3µA)
0 to 24.000mA
DC Voltage 0 to 100.00mV ±(0.05%+30µV)
0 to 1.0000V ±(0.05%+300µV)
0 to 10.000V ±(0.05%+3mV)
Type K -328 to 32°F (-200 to 0°C) ±2.0°F (1.1°C)
32 to 2400°F (0 to 1370°C) ±1.5°F (0.8°C)
Type J -148 to 32°F (-100 to 0°C) ±1.6°F (0.9°C)
32 to 1400°F (0 to 760°C) ±1.2°F (0.7°C)
Type E -148 to 32°F (-100 to 0°C) ±1.6°F (0.9°C)
32 to 1292°F (0 to 700°C) ±1.2°F (0.7°C)
Type T -328 to 32°F (-200 to 0°C) ±1.8°F (1.0°C)
32 to 752°F (0 to 400°C) ±1.5°F (0.8°C)
Frequency 1 to 62500Hz ±(0.01% + 0.04Hz)
Power 9V battery or external battery pack (6xAA batteries) or optional AC adaptor
Dimensions 3.46 x 6.61 x 1.03” (88 x 168 x 26mm)
Weight 11.63oz (330g)
Loading...