BK Precision 19*00 Instruction Manual Download

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Model

1900, 1901, 1902

Switching DC Power Supply

INSTRUCTION MANUAL

99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431

Visit us at www.TestEquipmentDepot.com

Summary of Contents for 19*00

Page 1: ...Model 1900 1901 1902 Switching DC Power Supply INSTRUCTION MANUAL 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com...

Page 2: ...NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE Do not operate the instrument in the presence of flammable gases or fumes Operation of any electrical instrument in such an environment constitutes a definite s...

Page 3: ...power cable meet IEC safety standards WARNING To avoid electrical shock hazard disconnect power cord before removing covers Refer servicing to qualified personnel CAUTION Before connecting the line co...

Page 4: ...of the European Parliament and the Council of the European Union on waste electrical and electronic equipment WEEE and in jurisdictions adopting that Directive is marked as being put on the market af...

Page 5: ...4 2 1 Normal Mode 13 4 2 2 Preset Mode 13 4 2 3 Set Mode 14 4 2 4 Remote Control Mode 15 4 3 Remote Sensing 15 4 3 1 Connection 15 4 3 2 Disconnection 16 4 4 Remote Control 16 4 4 1 Voltage Remote Co...

Page 6: ...ltage and current values for quick recall The analog remote control function allows the output power voltage and current to be adjusted without touching the front panel of the power supply A remote se...

Page 7: ...using Preset Remote Control Set mode 3 Output Voltage Control Knob control main and auxiliary output voltage 4 Output Current Control Knob control main and auxiliary output current limit 5 Power ON O...

Page 8: ...n 4 1 4 for more details on using both main and auxiliary output terminals together 8 Remote Sensing Terminal model 1900 only 9 Mode Selection Switch Normal Preset Remote Control Set Modes 10 Recall P...

Page 9: ...ttempt to repair the power supply Incorrect re assembly may result in a risk of electric shock or fire Never use the power supply for a load requiring higher current than the designed value Otherwise...

Page 10: ...tive polarity input of the equipment and the black terminal to the negative polarity input of the equipment 4 Switch on the power supply first The panel meter and green CV indicator should light up ag...

Page 11: ...Front Panel Display Test Segment check C V indicator check C C indicator check Rear control indicator check Return to C V Start power supply checks Overvoltage protection check Overload protection che...

Page 12: ...0 current To find out about the set CC current level just turn the current control knob one click in either direction The current display returns to 0 0 after a few seconds 4 1 3 Control Knobs The rot...

Page 13: ...00 1 16 V 0 60 A to 16 V and 60 A would output 16 V at both main and auxiliary terminals and allow you to draw up to a total of 60 A between the two terminals If there is a 5 A load at the auxiliary t...

Page 14: ...n the Current Knob lightly in any direction The display will resume its normal brightness after a few seconds to confirm your adjustment 4 2 2 Preset Mode In this mode the Rear Control light is ON to...

Page 15: ...et to Preset position to confirm your settings To reset the unit back to factory settings 1 Turn OFF the power supply 2 Push and hold both front panel voltage and current control knobs at the same tim...

Page 16: ...ing terminal in reverse polarity Always disconnect the remote sensing terminal first after use 4 3 1 Connection 1 Make the power connections between power supply and equipment 2 Check and make sure th...

Page 17: ...nt Note Both methods require the remote control connector plug to be set up in order for analog remote control mode to be functional otherwise the unit will be in CC mode all the time 4 4 1 Voltage Re...

Page 18: ...the remote connector plug into the analog remote control terminal of the power supply e Secure the remote connector plug to the terminal socket by locking the connector ring Figure 6 Figure 6 Connect...

Page 19: ...te control terminal to adjust the output voltage level of both Main and Auxiliary output WARNING Do not input higher than 5 V otherwise the overvoltage protection OVP will be triggered 1 Make sure the...

Page 20: ...8AWG gauge wire and check the display for CC setting by varying the external voltage source for current adjustment from 0 to 5 V 8 Switch off the power supply Method B Using Two 5 k Variable Resistors...

Page 21: ...ol ON OFF switch to ON position 4 Switch on the power supply 5 Check the output voltage range of the power supply by varying the 5 k variable resistor for voltage adjustment 6 Short circuit the main o...

Page 22: ...vervoltage Protection This unit has a built in tracking overvoltage protection feature In the event of the output voltage becoming greater than the set value see specified range from Specifications pr...

Page 23: ...e is enough clearance around the power supply Listen carefully for the fan noise from the cooling fan when you turn on the unit again If you cannot hear this routine self test fan noise upon power on...

Page 24: ...upply will not operate The fuse should not normally open unless a problem has developed in the unit Try to determine and correct the cause of the blown fuse then replace only with a fuse of the correc...

Page 25: ...VAC Variation 50 mA Ripple Noise Ripple Noise Voltage rms 5 mV Ripple Noise Voltage peak peak 50 mV 50 mV 100 mV Current Ripple Noise rms 100 mA 50 mA 120 VAC 40 mA 230 VAC 15 mA Meter Type Accuracy V...

Page 26: ...and Current Presets Analog Remote Control Remote Sensing model 1900 only Operating Temperature 32 F to 104 F 0 C to 40 C 80 R H Storage Temperature 5 F to 158 F 15 C to 70 C 85 R H Dimensions WxHxD 7...

Page 27: ...5 EC Low Voltage Directive and 2004 108 EC Electromagnetic Compatibility Directive Low Voltage Directive EN 60950 EN 61010 o Safety requirements for electrical equipment for measurement control and la...

Page 28: ...ads probes connectors and accessories that you are using with the device Customers not on an open account must include payment in the form of a money order or credit card For the most current repair c...

Page 29: ...arts thereof will be free from defects in workmanship and materials for a period of two years from date of purchase B K Precision Corp will without charge repair or replace at its option defective pro...

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