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18 

Limited One-Year Warranty 

 

B&K Precision Corp. warrants to the original purchaser that its products and the component parts thereof, will be free from defects in 
workmanship and materials for a period of 

one year 

from date of purchase. 

 
B&K Precision Corp. will, without charge, repair or replace, at its option, defective product or component parts. Returned product must be 
accompanied by proof of the purchase date in the form of a sales receipt. 
 
To help us better serve you, please complete the warranty registration for your new instrument via our website 

www.bkprecision.com

 

 

Exclusions: This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or 
repairs. The warranty is void if the serial number is altered, defaced or removed. 

 
B&K Precision Corp. shall not be liable for any consequential damages, including without limitation damages resulting from loss of use. 
Some states do not allow limitations of incidental or consequential damages. So the above limitation or exclusion may not apply to you. 
 
This warranty gives you specific rights and you may have other rights, which vary from state-to-state. 
 

B&K Precision Corp. 

22820 Savi Ranch Parkway 

Yorba Linda, CA 92887 

www.bkprecision.com 

714-921-9095 

 
 
 
 

Содержание 1686A

Страница 1: ...1 INSTRUCTION MANUAL MODEL 1686A 3 to 14 VOLT DC POWER SUPPLY...

Страница 2: ...hazard a If the equipment under test is the hot chassis type a serious shock hazard exists unless the equipment is unplugged just turning off the equipment does not remove the hazard or the precaution...

Страница 3: ...3 Instruction Manual for MODEL 1686A 3 to 14 VOLT DC POWER SUPPLY 22820 Savi Ranch Parkway Yorba Linda California 92887...

Страница 4: ...Power Supply Hook up and Operation 9 Considerations 10 Current Limiting 11 Connecting Two Supplies in Series 11 Connecting Two Supplies in Parallel 11 page MAINTENANCE 14 Fuse Replacement 14 Line Vol...

Страница 5: ...y radios such as CB transceivers VHF UHF commercial equipment marine car telephone and 2 meter transceivers The power supply utilizes thermostatically controlled fan cooling for improved heat dissipat...

Страница 6: ...voltage Short Circuit METERING Voltmeter Range Accuracy 0 to 20V 7 F S Ammeter Range Accuracy 0 to 20A 7 F S AC Input 115 230 VAC 10 50 60Hz POWER CONSUMPTION 400 W TEMPERATURE RANGE HUMIDITY Operatio...

Страница 7: ...eed 2 amperes 10 Line Cord 11 Fuse 12 Fan 1 POWER Switch Turns power supply on and off Power on indicated by pilot lamp above switch 2 Power ON light Lights when power is turned on 3 OVERLOAD Indicato...

Страница 8: ...8 CONTROLS AND INDICATORS Figure 1 Front Panel Controls and Indicators Model 1686A Figure 2 Rear Panel...

Страница 9: ...Observe all TEST INSTRUMENT SAFETY precautions listed in the front of this manual EQUIPMENT PROTECTION PRECAUTIONS CAUTION The following precautions will help avoid damage to the power supply 1 Avoid...

Страница 10: ...nugly to assure low resistance 2 Connect the red OUTPUT terminal of the power supply to the positive polarity input of the equipment being powered 3 Connect the black OUTPUT terminal of the power supp...

Страница 11: ...provide a variable 6 to 28 volts output The maximum output current will remain at 12 amps See Fig 4 for the connection scheme The voltage is controlled by both VOLTAGE controls and is equal to the sum...

Страница 12: ...12 OPERATING INSTRUCTIONS Figure 4 Connecting Two Power Supplies in Series for a 6 to 28 Volt Output...

Страница 13: ...13 OPERATING INSTRUCTIONS Figure 5 Connecting Two Power Supplies in Parallel for 3 to 14 Volt Output at Double Amperage...

Страница 14: ...e bottom of the chassis To convert to a different line voltage perform the following procedure 1 Make sure the power cord is unplugged 2 Turn the unit over bottom up and reset the LINE VOLTAGE SELECT...

Страница 15: ...14 50 0 10 volts on the multimeter 4 Set the power supply front panel VOLTAGE control for a reading of 14 00 0 10 volts on the multimeter 5 Adjust Trimmer VR4 so that the meter pointer on the V meter...

Страница 16: ...tive load for a reading of 15 amps on the unit s A meter scale 8 Adjustable Trimmer VR2 clockwise unit the output voltage read on the multimeter drops by 0 05 to 0 20 V INSTRUMENT REPAIR SERVICE Becau...

Страница 17: ...ccount must include payment in the form of a money order or credit card For the most current repair charges please visit www bkprecision com and click on service repair Return all merchandise to B K P...

Страница 18: ...nstrument via our website www bkprecision com Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs The warranty...

Страница 19: ...et is removed for servicing a serious shock hazard exists if the chassis is touched Not only does this present a dangerous shock hazard but damage to test instruments or the equipment under test may r...

Страница 20: ...20 B K Precision Corporation 22820 Savi Ranch Parkway Yorba Linda California 92887 www bkprecision com 2014 B K Precision Corporation 481 370 9 001 Printed in China V043014...

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