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Good Will Instrument PSS-2005 User Manual

Other manuals for PSS-2005: User Manual
Manual is about: PROGRAMMABLE POWER SUPPLY

Summary of PSS-2005

  • Page 1

    Pss-3203/2005 programmable power supply user manual i declaration of conformity we good will instrument co., ltd. No. 95-11, pao-chung rd., hsin-tien city, taipei hsien, taiwan declares that the below mentioned product pss-2005, pss-3203 are herewith confirmed to comply with the requirements set out...

  • Page 2

    Pss-3203/2005 programmable power supply user manual iii pss-3203/2005 programmable power supply user manual i contents page 1. Product introduction................................................. 1-1. Description… … … … … … … … … … … … … … … … … … 1-2. Feature… … … … … … … … … … … … … … … … … … … ....

  • Page 3

    Pss-3203/2005 programmable power supply user manual ii safety terms and symbols these terms may appear in this manual or on the product: warning. Warning statements identify condition or practices that could result in injury or loss of life. Caution. Caution statements identify conditions or practic...

  • Page 4

    Pss-3203/2005 programmable power supply user manual iv this cable/appliance should be protected by a suitably rated and approved hbc mains fuse: refer to the rating information on the equipment and/or user instructions for details. As a guide, cable of 0.75mm 2 should be protected by a 3a or 5a fuse...

  • Page 5

    Pss-3203/2005 programmable power supply user manual 1 1. Product introduction 1-1.Description pss-series programmable power supply is controlled by micro processor unit (mpu) that can easily connect communication interface r s-232 or gpib to computer in order to satisfy users’ demand for auto-testin...

  • Page 6

    Pss-3203/2005 programmable power supply user manual 3 2.Technical specifications specifications pss-3203 pss-2005 voltage 0~32v×1 0~20v×1 current 0~3a × 1 0~5a×1 output ovp 0~33v×1 0~21v×1 voltage ≦3mv( ≦5mv rating current>3.0a) load effect current ≦3ma(≦5ma rating current>3.0a) voltage ≦3mv source ...

  • Page 7

    Pss-3203/2005 programmable power supply user manual 5 3.Precautions before operation 3-1.Unpacking the instrument the product has been fully inspected and tested before shipping from the factory. Upon receiving the instrument, please unpack and inspect it to check if there is any damage caused durin...

  • Page 8

    Pss-3203/2005 programmable power supply user manual 7 4. Panel introduction power output 4 3 5 9 8 7 10 f c set v set i enter 0 32v 0 3a output cv 33 .00v 0 .000 a local menu out 6 11 2 1 pss-3203 r programmable power supply figure 4-1 front panel pss-3203/2005 programmable power supply user manual ...

  • Page 9

    Pss-3203/2005 programmable power supply user manual 9 1. Power switch connect the ac power, then press power switch. 2. Display indicate the s etting of voltage/current value, output voltage/current value and the status of setting and output. 3. +output terminal positive output terminal. 4. -output ...

  • Page 10

    Pss-3203/2005 programmable power supply user manual 10 5. Operation method 5-1. Output voltage/current setting at first, ensure that the window now is at the output voltage/ current setting or the output value display. Or --output voltage setting: press [vset/iset] to set the cursor to the position ...

  • Page 11

    Pss-3203/2005 programmable power supply user manual 12 --over current protection setting: set to ocp set window by pressing [menu], turn on/off the ocp with the wheel knob and press [enter]. If ocp is on, when the output current equals or exceeds the curr ent value setting, the output of the instrum...

  • Page 12

    Pss-3203/2005 programmable power supply user manual 14 6. Maintenance the following instructions are executed by qualified personnel only. To avoid electrical shock, do no perform any servicing other than the operating instructions unless you are qualified to do so. Warning: do not remove covers. Re...

  • Page 13

    Pss-3203/2005 programmable power supply user manual 16 pss-3203/2005 programmable power supply user manual 17 [step 2] voltage calibration step after getting into calibration selection window, select voltage calibration with the knob and press [enter]. [step 2.1] now input the voltage value (min) me...

  • Page 14

    Pss-3203/2005 programmable power supply user manual 18 steps. [step 3.1] now input the current value (max.) measured by the dmm with the knob and press [enter]. During the current value input, use the [f/c] button to switch over the input of 100ma range (100ma/step) or 1ma range (1ma/step). Note: th...

  • Page 15

    Pss-3203/2005 programmable power supply user manual 20 7. The system diagram and description 7-1. Block diagram the graph above is the system diagram of pss -series, which consists of micro processor unit (mpu), digital to analog converter (dac), analog switch circuit, reference voltage circuit, dri...

  • Page 16

    Pss-3203/2005 programmable power supply user manual 22 the operation in c.C. Mode is similar to that in c.V. Mode. The mpu will send 2100 counts, 2.1a output current, to dac, output through analog switch and sample hold circuit, the voltage now is at around -3.276v (-1.56mvx2100=-3.276v). Then, comp...