Pasco PI-9880 Power Supply Manuel d'utilisateur

®DC Programmable Power SupplyPI-9880Instruction Manual012-12695A*012-12595*

®DC Programmable Power Supply10TutorialFunction 1: DC VoltageThe Function knob1. Turn the Function knob to the Constant DC position ( ). The display b

®Model No. PI-9880 012-126955A11TutorialChange display4. Quickly press and release . The Current LED lights, and the display now shows out-put curren

®DC Programmable Power Supply12TutorialDisplay shows current Over LoadTurn the Function knob back to Constant DC ( ). Increase the voltage until the C

®Model No. PI-9880 012-126955A13TutorialFunction #2: Rectangle WaveRectangle Wave1. Turn the Function knob to Rectangle Wave ( ). The display briefly

®DC Programmable Power Supply14TutorialPeriod set to 3 s7. Press . The Time LED lights and the dis-play shows the rectangle wave’s period (in seconds

®Model No. PI-9880 012-126955A15TutorialA negative period setting causes a descending ramp6. Press (DISPLAY) to display the period. Turn the Coarse

®DC Programmable Power Supply16TutorialFunction 4: StairStair1. Turn the Function knob to SET MAX. Set the Power Supply’s voltage limit to 8 V.2. Turn

®Model No. PI-9880 012-126955A17TutorialFunction 7: PLAY (Custom Program)Playing stored custom program1. Turn the Function knob to PLAY. The dis-play

®DC Programmable Power Supply18TutorialEntire program5. Press (DISPLAY); the Time LED lights and the display shows the step time (or time interval b

®Model No. PI-9880 012-126955A19TutorialStored point #102. Turn the Coarse knob one detent counter-clockwise to view one of the stored points. Turn th

®DC Programmable Power Supply 012-12695A2

®DC Programmable Power Supply20Tutorial

®Model No. PI-9880 012-12695A Basic Operation21Basic OperationConnectionsConnect the included AC Power Adapter to the POWER port of the Power Supply

®DC Programmable Power Supply Basic Operation22Set Voltage Rotate Coarse knob to change the output voltage by 1.0 V per detent; rotate the Fine knob s

®Model No. PI-9880 012-12695A Basic Operation23While the Power Supply is operating in any mode, if the output current goes over the set maximum, the

®DC Programmable Power Supply Standard Functions (Rectangle, Ramp, and Stair)24Standard Functions (Rectangle, Ramp, and Stair)The Power Supply’s stand

®Model No. PI-9880 012-12695A Standard Functions (Rectangle, 25RampRamp ParametersThe Ramp function has four parameters: Maxi-mum Voltage, Minimum Vo

®DC Programmable Power Supply Standard Functions (Rectangle, Ramp, and Stair)263. To set the Period, press (DISPLAY). The Time LED lights, and the d

®Model No. PI-9880 012-12695A Standard Functions (Rectangle, 27Stair Stair ParametersThe Stair function has five parameters: Maxi-mum Voltage, Step V

®DC Programmable Power Supply Standard Functions (Rectangle, Ramp, and Stair)283. To set the Minimum Voltage, press and hold (SET) until the Voltage

®Model No. PI-9880 012-12695A Standard Functions (Rectangle, 29Standard Functions Run Mode1. To run any of the standard functions, turn the Function

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®DC Programmable Power Supply Custom Program30Custom ProgramThe Power Supply’s custom program is a stored list of up to 99 voltage points.The Power Su

®Model No. PI-9880 012-12695A Custom Program31EditUse Program Edit mode to delete and insert points in the existing program. 1. To enter Program Edit

®DC Programmable Power Supply Custom Program32Scale Factor is the percentage of the programed voltages that will be output. If Scale Factor is 100%, t

®Model No. PI-9880 012-12695A Custom Program33played twice in a row, so the total number of points in a full cycle is twice the number of programed p

®DC Programmable Power Supply Custom Program343. To stop playing the program and return the Power Supply to set-up mode, press and hold (STOP). You

®Model No. PI-9880 012-12695A Custom Program35Variable Step HeightVariable Step WidthVariable Pulse WidthVariable Pulse HeightSettingsGraph Type Step

®DC Programmable Power Supply Custom Program36Exponential Cycloid SettingsGraph Type Step Time Auto-repeat00.5 s1Voltage values0.00, 0.02, 0.05, 0.09,

®Model No. PI-9880 012-12695A Technical Support37Technical SupportFor assistance with any PASCO product, contact PASCO at:Before you call for Technic

DC Power Supply Table of ContentsContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

DC Programmable Power SupplyPI-9880®5IntroductionThe PI-9880 DC Programmable Power Supply sources 0–18 volts (V) at up to 1 ampere (A). You can use th

®DC Programmable Power Supply 012-12695A Typical Uses6Typical UsesThe Programmable Power Supply works well with a variety of electronic circuits, moto

®Model No. PI-9880 Specifications7Combining Two Units Two or more Programmable Power Supplies can be con-nected in series. Connect the negative termi

®DC Programmable Power Supply 012-12695A Specifications8Experiment-design Considerations Please note the following properties of the Programmable Powe

®9TutorialThis tutorial will introduce you to the DC Programmable Power Supply. As you follow the steps, it will be helpful to measure and view the Po