Extech Instruments EX230 User Manual page 14

Enclosure Double molded
Diode Test Test current of 0.9mA maximum, open circuit voltage 2.8V DC
typical
Continuity Threshold 20 to 100Ω, test current <1.5mA
Input Impedance 10MΩ VDC/VAC
AC Response Average responding
ACV Bandwidth 40Hz to 1000Hz
IR Spectral response 6 to 16µm
IR Emissivity 0.95 fixed
IR distance ratio 6:1
Laser pointer Class 2 laser < 1mW power; Wavelength is 630 to 670nm
Display 4000 count backlit liquid crystal display
Overrange indication "OL" is displayed
Auto Power Off 30 minutes (approximately)
Polarity Automatic (no indication for positive); Minus (-) sign for negative
Measurement Rate 2 times per second, nominal
Battery One 9 volt (NEDA 1604) battery
Fuses mA, µA ranges; 500mA 250V ceramic fast blow
A range; 10A 600V ceramic fast blow
Operating Temperature -10ºC to 40ºC (14ºF to 122ºF)
Storage Temperature -10
Operating Humidity Max 80% up to 31ºC (87ºF) decreasing linearly to 50% at 40ºC
(104ºF)
Storage Humidity <80%
Operating Altitude 2000 meters (7000 ft) maximum
Weight 260 g (9.17oz)
Size 147x76x42 mm (5.8x2.9x1.6")
Safety This meter is intended for origin of installation use and provides
user protection through double insulation per IEC/EN 61010-
1:2001 and IEC/EN 61010-031:2002 to Category III 600V;
Pollution Degree 2.
Approvals CE, ETL
Copyright © 2010 Extech Instruments Corporation (a FLIR company)
All rights reserved including the right of reproduction in whole or in part in any form.
o o o o
C to 60 C (14 F to 140 F)
14 EX230-EU-EN-V1.2-09/10