BK Precision 1671A, Instruction Manual

Page 1: ...INSTRUCTION MANUAL MODEL 1671A INSTRUCTION MANUAL MODEL 1671A Triple Output DC POWER SUPPLY...

Page 2: ...Some circuits retain high voltage long after the equipment is turned off 2 Use only a polarized 3 wire ac outlet This assures that the power supply chassis case and ground terminal are connected to a...

Page 3: ...Instruction Manual For Model 1671A Triple Output DC POWER SUPPLY B K Precision Corporation 22820 Savi Ranch Parkway Yorba Linda California 92887...

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Page 5: ...Operation 7 Variable Voltage Output 7 Typical Constant Voltage Output 8 Setting Current Limit 8 Typical Constant Current Operation 8 Page Constant Voltage Current Characteristics 9 12 Vdc Output 9 5 V...

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Page 7: ...mps each One common application for these power supply is powering of circuit boards while troubleshooting Many circuit boards require two or three input voltages with the most common values being 5 v...

Page 8: ...LINE REGULATION 108 TO 132 VAC 0 05 10 mV RIPPLE AND NOISE 5 mV rms CONSTANT CURRENT MODE LOAD REGULATION 0 4 10 mA LINE REGULATION 108 TO 132 VAC 0 4 10 mA RIPPLE AND NOISE 10 mA rms PROTECTION Curr...

Page 9: ...N 1 RIPPLE AND NOISE 5 mV rms PROTECTION Short circuit protection thermal overload protection OUTPUT NO 3 VOLTAGE Fixed 5 VDC 5 CURRENT 0 to 500 mA continuous POLARITY Positive or Negative CONNECTORS...

Page 10: ...fluctuation up to 10 of normal voltage DIMENSIONS H x W x D 4 9 x 8 5 x 11 5 124 x 216 x 292mm WEIGHT approx 14 3 lbs 6 5 kg ACCESSORIES SUPPLIED Instruction Manual Spare fuse OPTIONAL ACCESSORIES Po...

Page 11: ...le supply Read value on V Meter 6 A Meter Indicates output current of variable supply 7 V Meter Indicates output voltage of variable supply 8 OUTPUT Terminal Red Positive polarity output terminal 9 OU...

Page 12: ...CONTROLS AND INDICATORS Figure 1 Front Panel Controls and Indicators Model 1671A Figure 2 Rear Panel Model 1671A 6 14 15 16...

Page 13: ...vent internal heat build up Typically a two inch space at the sides as well as a six inch space at the top and rear of the power supply is adequate DO NOT block the fan opening at the rear of the powe...

Page 14: ...OLTAGE control will not increase the output current Setting Current Limit 1 Determine the maximum safe current for the device to be powered 2 Rotate the VOLTAGE control away from zero until some low v...

Page 15: ...ant as the lad increases up until the point where the preset current limit is reached At that point the output current becomes constant and the output voltage drops in proportion to further increases...

Page 16: ...outputs are fully isolated from ground and each other thus each output may be connected for the either positive or negative polarity A typical example of a triple output application would be powering...

Page 17: ...11 Figure 4 Example of Triple Output Hook up for 5V 12V and 12V Figure 5 Connecting Outputs in Series for Variable 17 to 47 volt output OPERATING INSTRUCTIONS...

Page 18: ...n fuse then replace only with a fuse of the correct rating The fuse is located on the rear panel see Fig 2 LINE VOLTAGE 115V 230V FUSE VALUE F4AL250V F2AL250V INSTRUMENT REPAIR SERVICE Because of the...

Page 19: ...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...

Page 20: ...n form online at www bkprecision com within fifteen 15 days of purchase Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alteration...

Page 21: ...nsformer etc any time the equipment is connected to an ac outlet even if the equipment is turned off 7 B K Precision products are not authorized for use in any application involving direct contact bet...

Page 22: ...B K Precision Corporation 22820 Savi Ranch Parkway Yorba Linda California 92887 www bkprecision com 2016 B K Precision Corporation Printed in China 122116...

Page 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information B K Precision 1671A 1671A NIST W DATA...