Extech 38387, 38389 Data sheet
Product DATASHEET
AC and AC/DC Clamp-on Ammeters
Clamp-on meters include models with Temperature and True RMS measurements
Common Features:
• Maximum AC current of 600A
• Measure AC Current, AC/DC Voltage
and Resistance
• Data Hold “freezes” data in display
• 1.25" (33mm) circular jaw opening for
large cables (350MCM)
• Peak Hold captures in-rush currents
• Audible Continuity beeper
• Auto power off
• Complete with test leads,
9V battery, and belt holster
CAT II-600V
Model 38387
• AC current to 600A
• Large 2000 count LCD display
Model 38389
• True RMS voltage and current measurements
• AC/DC current to 600A
• Large 4000 count LCD display
• Capacitance measurements
• Temperature measurements
• Includes temperature probe
(-58 to 482°F/-50 to 250°C)
Model 38387 (Max. Resolution) Basic Accuracy 38389 (Max. Resolution) Basic Accuracy
AC Current: 200.0A, 600A (0.1A) ±(1.5% + 4d) 400A, 600A (Trms) (100mA) ±(3.0% + 5d)
DC Current — — 400A, 600A (100mA) ±(2.5% + 3d)
DC Voltage: 600V (1V) ±(1% + 1d) 400mV, 4V, 40V, 400V, 600V (0.1mV) ±(0.5% + 2d)
AC Voltage: 600V (1V) ±(1.5% + 4d) 4V, 40V, 400V, 600V (Trms) (1mV) ±(0.8% + 3d)
Resistance:
pacitance:
Ca
empera
T
Continuity: Beeper ≤50Ω Beeper ≤30Ω
Power: 9V battery 9V battery
Dimensions:
Weight: 6.5oz (185g) 6.5oz (185g)
2000Ω (1Ω) ±(1% + 2d) 400Ω,4kΩ, 40kΩ, 400kΩ,4MΩ, 40MΩ (0.1Ω) ±(0.8% + 4d)
—
—
ture
3.1 x 8 x 1.6" (79 x 203 x 41mm) 3.1 x 8 x 1.6" (79 x 203 x 41mm)
(%rdg+digits) (%rdg+digits)
— 40nF, 400nF, 4µF, 40µF, 100µF (0.01nF) ±(3.5% + 5d)
—
°F, -20 to 760°C (1°F/°C) ±(3.0% + 3°F/2°C)
-4 to 1400
Ordering Information:
38387 ..............AC Clamp Meter
38387-NIST ....
38389 ..............
38389-NIST ....True RMS AC/DC Clamp Meter w NIST Certificate
480172 ............Line Separator
EXTECH INSTRUMENTS CORPORATION
285 Bear Hill Road, W
Phone: 781-890-7440 • F
ISO 9001:2000 CERTIFIED
altham, MA 02451-1064, U.S.A.
AX 781-890-7864
AC Clamp Meter w/ NIST Certificate
ue RMS
r
T
AC/DC Clamp Meter
“Make mine an Extech!™”
www.extech.com
07/12/05 - R2
Copyright © 2004 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
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