User`s Manual Three Output DC Regulated Power
Contents
1. solid state compact well regulated supplies suitable for many applications including bench testing field service hobby and telecommunication equipment use Specifications Display Dual Analog Metering Dual 3 digit LCD Displays Voltage Output DC 0 30V Current Output DC 0 3 Amps Current Limiting Indicator Status LED 7 Full Scale 1 Full Scale 2 digits Ripple and Noise lt 5mV Line Regulation lt 0 05 10mV Fixed Output Voltage 5V 0 5A continuous 1A max 12V 0 5A continuous 1A max 410 220VAC 50 60Hz switchable 6 x 5 6 x 9 5 152 x 142 x 242mm WxHxD Weight 10 Ibs 4 5 kgs Meter Description Voltage and Current LCD displays Current limit status LED Power switch with status LED 5V amp 12V fixed output terminals Output terminals for variable supply OOF Re Or ot Variable voltage and current adjustment knobs CURRENT YAPLLLEALEELPLEDPLELDDEDS De 4 5 6 Note The Model 382213 LCD metering is shown above The Model 382203 shown on the cover page uses analog metering Operation 1 The Power Supply must be powered using the rated line voltage 110V or 220V within 5 2 Before turning the power supply ON remove all connected loads and set the Voltage Adjustment Knob to the full counter clockwise position OV DC output 3 To operate the power supply as a constant current supply the current output should be set between 10 and 100 of the2. User s Manual EXT INSTRUMENTS Three Output DC Regulated Power Supplies Models 382203 Analog and 382213 Digital WARRANTY EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment a six month limited warranty applies on 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 at 781 890 7440 for authorization 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 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 Extech 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 Extech 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 Introduction Congratulations on selecting Extech s Model 382203 analog or 382213 digital Regulated DC Power Supply The 382203 and 382213 are
3. rated value 3A The Current Limiting Indicator will light when the current limiting circuit is activated 4 Use the Current and Voltage Adjustment knobs for setting variable Current and Voltage output signals respectively Use Variable Output Terminals for connections For 5VDC and 12VDC outputs use the Fixed Output Terminals The analog or digital displays will indicate actual current and voltage outputs Keep the meter s cooling vents top and sides clear of obstacles to prevent overheating Calibration and Repair Services Extech offers complete repair and calibration services for all of the products we sell For periodic calibration NIST certification or repair of any Extech product call customer service for details on services available Extech recommends that calibration be performed on an annual basis to insure calibration integrity T Support Hotline 781 890 7440 Tech support Ext 200 Email support extech com Repair Returns Ext 210 Email repair extech com Website www extech com Copyright 2002 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form Version 1 6 31 July 2002
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