BK Precision 1550 User Manual
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BK Precision 1550 User Manual

1 - 36v, 0-3a
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1550
1 - 36V, 0-3A DC Power Supply
User Manual

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Summary of Contents for BK Precision 1550

  • Page 1 1550 1 - 36V, 0-3A DC Power Supply User Manual...

  • Page 2: Safety Summary

    Safety Summary The following safety precautions apply to both operating and maintenance personnel and must be followed during all phases of operation, service, and repair of this instrument. Before applying power to this instrument: • Read and understand the safety and operational information in this manual. •...
  • Page 3 SAFETY SUMMARY You must ensure that each accessory you use with this instrument has a category rating equal to or higher than the instrument’s category rating to maintain the instrument’s category rating. Failure to do so will lower the category rating of the measuring system. Electrical Power This instrument is intended to be powered from a CATEGORY II mains power environment.
  • Page 4 SAFETY SUMMARY This instrument is intended to be used in an indoor pollution degree 2 environment. The operating temperature range is 0 C to 40 C and 20% to 80% relative humidity, with no condensation allowed. Measurements made by this instrument may be outside specifications if the instrument is used in non-o ice-type environments. Such environments may include rapid temperature or humidity changes, sunlight, vibration and/or mechanical shocks, acoustic noise, electrical noise, strong electric fields, or strong magnetic fields.
  • Page 5 SAFETY SUMMARY instrument’s fuse requirements and safe replacement procedures. Disconnect the instrument from the power line before replacing fuses. Replace fuses only with new fuses of the fuse types, voltage ratings, and current ratings specified in this manual or on the back of the instrument. Failure to do so may damage the instrument, lead to a safety hazard, or cause a fire.

  • Page 6: Safety Symbols

    SAFETY SUMMARY Safety Symbols Refer to the user manual for warning information to avoid hazard or personal injury and prevent damage to instrument. Electric Shock hazard Alternating current (AC) Chassis (earth ground) symbol. Ground terminal On (Power). This is the In position of the power switch when instru- ment is ON.

  • Page 7: Table Of Contents

    Contents Safety Summary Safety Symbols ........... . Contents 1 INTRODUCTIONS 2 Controls and Indicators...

  • Page 8: Introductions

    The 1550 has a USB charger output, constant current operation, tracking OVP, floating ground design, small footprint, output on/o push bu on and a small form factor.

  • Page 9: Controls And Indicators

    Chapter 2 Controls and Indicators Figure 2.1: Front Panel 1. Power Switch: 8. Output On/O push bu on. Turns the power supply on-o , when it is on the 9. USB Output Socket front display lights up Standard USB DC power 5V, 400mA To charge or to power portables and cell phones 2.

  • Page 10: Operations

    Chapter 3 Operations 3.1 Ground Connection Depending on the application, the power supply output terminals can be grounded in any one of the following grounding conditions: Negative ground black (-) negative terminal is shorted with green GND terminal. Positive ground red (+) positive terminal is shorted with green GND terminal. Floating ground green terminal is not shorted with any of the output terminals.

  • Page 11: Prese Ing Current Limiting Value (Cc)

    CHAPTER 3. OPERATIONS 3.4 Prese ing Current Limiting Value (CC) Switch on the power supply, adjust the output voltage to about 3V, turn o the output terminal with push bu on (8), icon becomes . Short the black and red output terminals and turn on the output terminal by (8), icon becomes , adjust the current limiting value to your desired value say x Amp by (6) and (7) keypad.

  • Page 12: Specifications

    Voltmeter Accuracy 1% + 5rdg Ammeter Accuracy 1% + 5rdg USB OUTPUT: Output Voltage 5V (+10%) Output Current 400mA (+10%) Load Voltage Regulation 80mV (+10%) Ripple & Noise (no load rms) 8mV (+10%) *Note: For 220V input, order model number 1550-220V...
  • Page 13 CHAPTER 4. SPECIFICATIONS General: LCD Indication CC, CV, Amp, Volt, Output ON-OFF Protection Short Circuit, Overload, Over Temperature, Tracking OVP Cooling System Natural Convection Dimensions (WxHxD) 2.8 x 6.0 x 9.8 (70 x 150 x 250mm) Weight 4.4lbs. (2Kgs)

  • Page 14: Service Information

    Chapter 5 Service Information Warranty Service: Please go to the support and service section on our website at bkprecision.com to obtain a RMA #. Return the product in the original packaging with proof of purchase to the address below. Clearly state on the RMA the performance problem and return any leads, probes, connectors and accessories that you are using with the device.

  • Page 15: Limited One-Year Warranty

    Chapter 6 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.

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