Model 380652 Version 3.0 June 2005
2
Warranty
EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and
workmanship for one year from date of shipment (a six month limited warranty applies to sensors and cables). If it
should become necessary to return the instrument for service during or beyond the warranty period, contact the
Customer Service Department at (781) 890-7440 ext. 210 for authorization or visit our website www.extech.com
for contact information. A Return Authorization (RA) number must be issued before any product is returned to
Extech. The sender is responsible for shipping charges, freight, insurance and proper packaging to prevent
damage in transit. This warranty does not apply to defects resulting from action of the user such as misuse,
improper wiring, operation outside of specification, improper maintenance or repair, or unauthorized modification.
Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not
be liable for any direct, indirect, incidental or consequential damages. Extech's total liability is limited to repair or
replacement of the product. The warranty set forth above is inclusive and no other warranty, whether written or
oral, is expressed or implied.
Specifications
General Specifications
Display
3 ½ digit (±1999 display counts) LCD
Measurements
AC/DC Voltage, AC/DC Current, and Resistance
Polarity
Automatic Switching; ‘-’ indicates negative polarity
Current Sensor
Hall effect sensor
Zero Adjustment
Adjustment dial for DC Current zero
Over-input
Display indicates ‘1’ or ‘-1’
Sampling Time
Approximately 0.4 seconds
Time Base
Quartz crystal (32.768 KHz)
Battery 9V
battery
Power Consumption
Approximately 6mADC (Voltage & Resistance)
Approximately 12mADC (Current range)
Operating Temp
32 to 122
o
F (0 to 50
o
C)
Operating Humidity
Less than 80% Relative Humidity
Weight
0.5 lbs. (225g) - including battery
Dimension
7.1 x 1.9 x 1.4’ (180 x 47 x 35mm)
Max. Conductor size
19
φ
[0.75’ (19mm) diameter]
Accessories
Instruction manual, test leads, and carrying case
Range Specifications
Function Range
Resolution
Accuracy
Overload
Protection
DCV
200V
0.1V
± (0.8%rdg + 1d)
ACV (50/60 Hz)
500V
1V
± (1%rdg + 2d)
AC 500V rms
DC ±500V
Resistance
200
Ω
0.1
Ω
± (1.2%rdg + 1d)
AC/DC 400V
AC Current
(50/60 Hz)
20A/
200A
0.01A / 0.1A
± (1.2%FS + 5d)
DC Current
200A
0.1A
± (1.2%FS + 5d)
300 ACA
(for 1 min.)
DATA HOLD
Freezes displayed reading. Available on all functions.
Note: The input impedance for ACV & DCV ranges is 10M
Ω