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Extech Instruments EX470A User Manual

Extech Instruments EX470A
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Page #14 background image
EX470A-en-
GB_v6.0 6/16
14
Function Range Resolution Accuracy
Frequency 5.000Hz 0.001Hz
(1.5%
reading + 5 digits)
50.00Hz 0.01Hz
500.0Hz 0.1Hz
(1.2%
reading + 2 digits)
5.000kHz 0.001kHz
50.00kHz 0.01kHz
500.0kHz 0.1kHz
5.000MHz 0.001MHz
(1.5% reading + 4 digits)
10.00MHz 0.01MHz
Sensitivity: 0.8V rms min. @ 20% to 80% duty cycle and <100kHz; 5Vrms min @ 20% to 80% duty cycle and >
100kHz
.
Duty Cycle 0.1 to 99.9% 0.1%
(1.2% reading + 2 digits)
Pulse width: 100µs - 100ms, Frequency: 5Hz to 150kHz
Note: Accuracy specifications consist of two elements:
(%
reading) – This is the accuracy of the measur
ement circuit.
(+ digits) – This is the accuracy
of the analog to
digital converter.
Diode Tes
t Test current of 0.3mA maximum, open circuit voltage 1.5V DC typical
Continuity Check Audible signal will sound if the resistance is less than 150 (approx.), test
current <0.7mA
Temperature Sensor Requires Type-K thermocouple
IR Spectral response 6 to 16µm
IR Emissivity 0.95 fixed
IR distance ratio 8:1
Input Impedance >7.5M (VDC &
VAC)
A
C Response
True rms
A
CV Bandwidth
50Hz to 1kHz
Crest Fa
ctor
<3:1 at full scale & <6:1 at half scale
Displa
y 4000 count backlit liquid crys
tal
O
verrange indicationOL” is displayed
Auto Power Off 15 minutes (approximately)
Polarity Automatic (no indication for positive); Minus (-) sign for negative
Measurement Rate 2 times per second, nominal
Low Battery Indication “ ” is displayed if battery voltage drops below operating voltage
Battery One 9 volt (NEDA 1604) battery
Fuses mA, µA ranges; 0.5A/600V fast blow
A range; 10A/600V ceramic fast blow
Operating Temperature 5ºC to 40ºC (41ºF to 104ºF)
Storage Temperature -20
o
C to 60
o
C (-4
o
F to 140
o
F)
Opera
ting Humidity Max 80% up to 31ºC (87ºF) decreasing linearly to 50% at 40ºC (104ºF)
Storage Humidity <80%
Operating Altitude 2000 meters (7000ft) maximum.
Weight 342g (0.753lb) (includes holster).
Size 187 x 81 x 50mm (7.36” x 3.2” x 2.0”) (includes holster)
Safety For indoor use and in accordance with the requirements for double
insulation to: EN61010-1 (2010) 3rd edition Overvoltage Category III 600V;
Pollution Degree 2.
Patent Notice U.S. Patent 7056012

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Extech Instruments EX470A Specifications

General IconGeneral
BrandExtech Instruments
ModelEX470A
CategoryMultimeter
LanguageEnglish

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