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Related Manuals for Extech Instruments 380900
Summary of Contents for Extech Instruments 380900
- Page 1 User Guide Dual Channel, True RMS MultiMeter with PC interface Model 380900...
- Page 2 Introduction Congratulations on your purchase of the Extech 380900 Dual Channel, Datalogging, True RMS MultiMeter. This 60,000 count meter features dual input channels with dual display for measuring two voltages or voltage and current simultaneously. Additional measurements include Capacitance, Frequency, Resistance, Continuity, Duty Cycle and Diode test. Over 10,000 measurement readings on both channels can be logged by the meter and later transferred to PC using the RS-232 interface.
- Page 3 13. Pollution degree: 2 Input Limits Function Maximum Input V DC, V AC, Frequency, Duty Cycle 1000V DC/AC A AC, A DC 20A (30 seconds max) Resistance, Continuity 1000V DC/AC Capacitance 1000V DC/AC Diode test 1000V DC/AC 380900-EN v3.1 07/13...
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Page 4: Meter Description
10. Channel 1/Channel 2 select key 11. Rotary function selection switch for Channel 2 12. Rotary function selection switch for Channel 1 13. Common input jack 14. Channel 1 V/mV/Ω/Cap/Diode/TTL input jack 15. Channel 2 V/mV/mA/µA input jack 16. 10A input jack 380900-EN v3.1 07/13... -
Page 5: Operation
Touch the black test probe tip to the negative side of the circuit and touch the red test probe tip to the positive side of the circuit. Apply power to the circuit. Read the current on the display. 380900-EN v3.1 07/13... - Page 6 CH1/CH2 key. Press the Hz key and the frequency will appear in the lower display and the duty cycle will appear in the upper display for the channel selected. Press the Hz key again to exit the function. 380900-EN v3.1 07/13...
- Page 7 Set the Channel 1 voltage function: "VAC", "VDC", "mVAC", or "mVDC". Set the Channel 2 voltage function: "VAC", "VDC", "mVAC", or "mVDC”. Connect the test leads in Parallel to the circuit to be measured. Read the voltage measurements on the display. 380900-EN v3.1 07/13...
- Page 8 Insert the test leads into the input jacks. Connect the test leads in PARALLEL to the voltage circuit to be measured, and connect the test leads in SERIES with the current to be measured. Read the voltage and current measurements on the display. 380900-EN v3.1 07/13...
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Page 9: Advanced Functions
Press the RANGE key again to proceed to other ranges as indicated by the decimal point and units indicators. Press and hold the RANGE key for two beeps to return to the AUTO Ranging mode. 380900-EN v3.1 07/13... -
Page 10: Data Logging
Datalogging The 380900 can store up to 10,708 records for both channels. These records can be transferred to a PC for storing, viewing and plotting using the RS-232 interface cable and Windows® software included. Data may also be stored directly into the PC using the software. -
Page 11: Specifications
85% RH Storage Temperature -4 to 140 F (-20 to 60 Storage Humidity less than 75% RH Dimensions 8.15 x 4 x 1.85" (207 x 101 x 47mm) Weight Approx. 15.2 oz. (430g) with battery 380900-EN v3.1 07/13... - Page 12 ±(1%+20dgts) ±(2.5%+20dgts) (Continued) 6.0000V ±(0.8%+25dgts) ±(1%+20dgts) ±(2.0%+20dgts) 60.000V ±(0.8%+25dgts) ±(1%+20dgts) ±(2.0%+20dgts) 600.00V ±(0.8%+25dgts) ±(5%+20dgts) Not Specified (0-400V) 600.00V ±(0.8%+25dgts) Not Specified Not Specified (400-600V) 1000.0V ±(0.8%+25dgts) ±(2%+40dgts) Not Specified (0-400V) 1000.0V ±(0.8%+25dgts) Not Specified Not Specified (400-1000V) 380900-EN v3.1 07/13...
- Page 13 Notes for AC Current: The accuracy is specified for 5 to 100% of range from 45Hz to 20KHz, True rms, 10A terminal is protected by a 20A fast blow fuse. The uA and mA terminals are protected by a 1A fast blow fuse. 380900-EN v3.1 07/13...
- Page 14 ±(0.005%+4dgts) Frequency 1.000Hz-200KHz 0.01Hz-100Hz ±(0.02%+4dgts) (AC sine wave) Sine wave sensitivity: 100mV@mv range, 1V@V range Duty Cycle 0.001%-9.999% 0.001% ±(30d/KHz+30dgts) (%, TTL, 1Hz to 10.00%-100.00% 0.01% ±(3d/KHz+3dgts) 600KHz) Duty Cycle 0.001%-100.00% 0.001%-0.01% Not Specified (%, sine wave) 380900-EN v3.1 07/13...
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Page 15: Maintenance
USE ONLY FRESH BATTERIES OF THE RECOMMENDED SIZE AND TYPE. Remove old or weak batteries so they do not leak and damage the unit. IF THE METER IS TO BE STORED FOR A LONG PERIOD OF TIME, the batteries should be removed to prevent damage to the unit. 380900-EN v3.1 07/13... - Page 16 WARNING: To avoid electric shock, do not operate the meter until the battery cover is in place and fastened securely. NOTE: If your meter does not work properly, check the fuses and battery to make sure that they are still good and that they are properly inserted. 380900-EN v3.1 07/13...
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Page 17: Warranty
Warranty FLIR Systems, Inc. warrants this Extech Instruments brand device 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 for authorization. Visit the website www.extech.com for contact information. A Return Authorization (RA) number must be issued before any product is returned. 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. FLIR Systems, Inc. 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. FLIR’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. Calibration, Repair, and Customer Care Services FLIR Systems, Inc. offers repair and calibration services for the Extech Instruments products we sell. NIST certification for most products is also provided. Call the Customer Service Department for information on calibration services available for this product. Annual calibrations should be performed to verify meter performance and accuracy. Technical support and general customer service is also provided, refer to the contact information provided below. Support Lines: U.S. (877) 439‐8324; International: +1 (603) 324‐7800 Technical Support: Option 3; E‐mail: support@extech.com Repair & Returns: Option 4; E‐mail: repair@extech.com Product specifications are subject to change without notice Please visit our website for the most up‐to‐date information www.extech.com FLIR Commercial Systems, Inc., 9 Townsend West, Nashua, NH 03063 USA ISO 9001 Certified Copyright © 2013 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form www.extech.com 380900-EN v3.1 07/13...
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