Extech Instruments EX430A, User Manual

Page: 14 / 16

EX430A-en-GB_v6.0 7/16
14
Function Range Resolution Accuracy
Frequency
5.000Hz 0.001Hz 
(1.5% r 5 digits)
50.00Hz 0.01Hz
500.0Hz 0.1Hz

(1.2% r 2 digits)
5.000kHz 0.001kHz
50.00kHz 0.01kHz
500.0kHz 0.1kHz
5.000MHz 0.001MHz

(1.5% r 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% r 2 digits)
Pulse width: 100µs - 100ms, Frequency: 5Hz to 150kHz
Temp
(type-K)
-20 to 750

C 1

C

(3.0% r 3 digits)
(probe accuracy not included)
-4 to 1382

F 1

F
NOTE: Accuracy specifications consist of two elements:

(% reading) – This is the accuracy of the measurement circuit.

(+ digits) – This is the accuracy of the analog to digital converter.
Diode Test 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
Input Impedance >7.5M Ω (VDC & VAC)
AC Response True rms
ACV Bandwidth 50Hz to 1kHz
Display 4000 count backlit LCD
Over-range indication “OL” 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; 500mA/600V ceramic 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)
Operating 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 IEC 61010-1 (EN 61010-1), 2010, 3
rd
edition for
Overvoltage Category III 600V, Pollution Degree 2.
www.
GlobalTestSupply
.com
Find Quality Products Online at: sales@GlobalTestSupply.com