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Related Manuals for Extech Instruments EX845
Summary of Contents for Extech Instruments EX845
- Page 1 User's Guide Extech EX845 True RMS 1000 Amp Clamp Meter with Bluetooth Patented...
- Page 2 Introduction Congratulations on your purchase of the Extech EX845 CAT IV True RMS 1000A Clamp Meter. This meter is supplied in the Meterlink kit and includes a Bluetooth module designed for use with the Flir T/B360, T/B400 or i/b60 cameras The combination of a clamp meter and an IR camera is used for electrical power measurement, analysis and documentation.
- Page 3 Do not directly view or direct the laser pointer at an eye. Low power visible lasers do not normally present a hazard, but may present some potential for hazard if viewed directly for extended periods of time EX845-EN V2.1 02/10...
- Page 4 Amperes (Current) Farad (Capacitance) Hertz (Frequency) F and Fahrenheit and Celsius units (Temperature) n, m, μ, M, k Unit of measure prefixes: nano, milli, micro, mega, and kilo • Continuity test Diode test Laser pointer Bluetooth active symbol EX845-EN V2.1 02/10...
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Page 5: Operation
Set the function switch to the V or V position. Use the MODE button to select AC or DC Voltage). Connect the test leads in parallel to the circuit under test. Read the voltage measurement on the LCD display. EX845-EN V2.1 02/10... - Page 6 Touch the test probe tips across the part under test. Read the Frequency value on the display. The display will indicate the proper decimal point and value. Press and hold the MODE button again to return to the voltage mode EX845-EN V2.1 02/10...
- Page 7 If one reading displays a value (typically 0.400V to 0.900V) and the other reading displays OL, the diode is good. If both readings display OL the device is open. If both readings are very small or ‘0’, the device is shorted. EX845-EN V2.1 02/10...
- Page 8 Steam, dust, smoke, etc. can obscure measurements. To find a hot spot, aim the meter outside the area of interest then scan across (in an up and down motion) until the hot spot is located. EX845-EN V2.1 02/10...
- Page 9 In order to conserve battery life, the meter will automatically turn off after approximately 10 minutes. To turn the meter on again, turn the function switch to the OFF position and then to the desired function position. EX845-EN V2.1 02/10...
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Page 10: Bluetooth Communication
If data stops appearing in the display, check that the bluetooth icon is active on the meter’s display. Image Editing A single or series of readings can be applied to a single image by saving and entering the image edit mode. EX845 EX845 EX845 EX845-EN V2.1 02/10... - Page 11 In Preview mode real time data is no longer streamed to the image but it is displayed in a preview box. The data in the box can be applied to the image by pressing the EX845 Bluetooth/Backlight button or the ADD button in the camera’s preview box.
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Page 12: Maintenance
You can hand over your used batteries / accumulators at collection points in your community or wherever batteries / accumulators are sold! Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle EX845-EN V2.1 02/10... -
Page 13: Specifications
400.0nF 4.000µF ± (3.0% + 5d) Capacitance 40.00µF 400.0µF ± (4.0% + 10d) 4.000mF ± (10% + 10d) 40.00mF unspecified 4.000kHz ± (1.5% + 2d) Frequency Sensitivity: 100V (<50Hz); 50V (50 to 400Hz); 5V (401Hz to 4000Hz) EX845-EN V2.1 02/10... - Page 14 10.6x4.3x2” (270x110x50mm); 13.6 oz. (386g) Safety For indoor use and in accordance with the requirements for double insulation to IEC1010-1 (2001): EN61010-1 (2001) Overvoltage Category IV 600V and Category III 1000V, Pollution Degree 2. Patent notice U.S. Patent 7163336 EX845-EN V2.1 02/10...
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Page 15: Warranty
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. - Page 16 EX845-EN V2.1 02/10...