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5.

DESCRIPTION OF PANEL FUNCTION

– SINGLE TYPE

1. Output Voltage LCD Display.

2. Output Current LCD Display.

3. On/Off Power Switch.

4. Output terminals.

5. Extended Output Terminals.

6. Constant Voltage Display.

7. Constant Current Display.

8. Current Limit Adjustment Indicator.

9. C.V. / C.C. Selection Switch.

10. Current Limit Down Setting.

11. Current Limit Up Setting.

12. Output Voltage setting.

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6. OPERATIONS PROCEDURES

– SINGLE TYPE

6-1   PRE-OPERATIONAL CHECKING

1. Visual inspection

First,  the  functional  elements  should  be  visually  inspected  for

damages. For example, the chassis, VR knobs, output terminals.

Function buttons, fuse holders, voltmeters, current meters, switches

etc. should be checked for visible damage.

If damage is detected, the supply should not be operated.

2. Basic electrical check

1) Check that the power switch is set to OFF.

2) Turn  the  voltage  knob  to  maximum  CCW,  that  is,  minimum  output

voltage.

3) If no problem is found for 1)~2), connect the supply’s power cord to

the AC outlet and turn the power switch ON

4) Adjust the voltage setting knob to the desired voltage which can be

shown in the LCD display.

5) Connect the load, make sure the load current not exceeding the

maximum output current.

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Summary of Contents for 3003X

Page 1: ...REGULATED DC POWER SUPPLY 3003X 3005X 5003X 3003X 3005X 3003X INSTRUCTION MANUAL...

Page 2: ...sion terminal connection please refer to Fig 8 4 When the unit is used with the high frequency instruments like ultrasonic soldering tool the electric power supply should be grounded Fig 8 22 CONTENTS...

Page 3: ...current when the unit is used in such a place where ventilation is interrupted or a radiation exists from other equipments 2 Use the instrument within 10 tolerance of the specified voltage from the p...

Page 4: ...of output terminals when operating in other mode Fig 7 20 SAFETY SUMMARY SAFETY PRECAUTIONS Please take a moment to review these safety precautions They are provided for your protection and to preven...

Page 5: ...ALLEL function operating method 1 Turn on the power by pressing the POWER switch 2 Under normal condition to adjust both voltage knob to obtain same or similar voltage value 3 Push the PARALLEL button...

Page 6: ...s dual power supply will work independently Notice When operating at constant current condition the constant current value should be set at the same value Fig 5 18 WARRANTY Warranty service covers one...

Page 7: ...10 Continuously working under full loaded condition 4 9 OPERATION PROCEDURES DUAL TYPE 9 1 Constant Voltage Setting Method 1 Turn on power switch 2 Adjust voltage setting knob to the desired voltage...

Page 8: ...nals Ch 2 5 Extended Output Terminals Ch 2 6 Output Terminals for 5V 3A 7 Power Switch 16 2 PRECAUTIONS 2 1 EXCHANGE METHOD OF FUSE If you wish to change FUSE F1 please use driver and pull it over as...

Page 9: ...erwise block the ventilation holes 7 Do not use this Power Supply in strong magnetic fields such as near motors 8 Do not insert wires tools etc through the ventilation holes 9 Do not leave a hot solde...

Page 10: ...th a soft cloth dipping a neutral detergent 2 If the surface of the panel is dirty use the same method to clean If the panel is heavily stained rub the affected area lightly with a soft cloth soaked i...

Page 11: ...2 0 30V 2 5V CURRENT STEPWISE 30mA 3mA 50mA 5mA 30mA 3mA 30mA 3mA 50mA 5mA 50mA 3mA OUTPUT CURRENT 0 3A 0 5A 0 3A 0 3A 2 0 5A 2 0 5A 2 3A LINE REGULATION CV 0 02 2mV CC 0 05 5mA LOAD REGULATION CV 0...

Page 12: ...rminal 4 Push the UP or DOWN button to obtain the desired current value 5 When pushing and hold the UP or DOWN button over 0 8 sec the value will go up or go down continuously 6 Release the shortend w...

Page 13: ...s should be visually inspected for damages For example the chassis VR knobs output terminals Function buttons fuse holders voltmeters current meters switches etc should be checked for visible damage I...

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