PASCO PI-9880 Power Supply - Manual (Page 19)

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M o d e l N o . P I - 9 8 8 0 0 1 2 - 1 2 6 95 5 A
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T u t o r i a l
Stored point #10
2. Turn the Coarse knob one detent counter-
clockwise to view one of the stored points.
Turn the Coarse knob some more (a few
rotations) until you see Point #10; the dis-
play shows P 10, then (after you stop turning
the knob) it shows 1.40, the stored voltage of
Point #10.
3. In this step you will delete Point #10, then
insert a new point in its place with a value of
2.00 V.
Press and hold to delete Point #10 (think
of it as a backspace button). Release the but-
ton after you see the display flash – –– –.
The display now shows 1.72, the value of
what had been Point #11, but is now (tempo-
rarily) Point #10. (As shown in the third col-
umn of the table, right.)
Press . The display starts flashing, which
is your prompt to set a new voltage. Turn the
Coarse and Fine knobs to set the voltage to
2.00 V; then press
to store that value.
4. Press and hold (STOP) to exit edit mode.
The display shows P 51 to indicate the num-
ber of stored points.
Erase the stored program
5. Press and hold both buttons simultaneously
until the display shows EEEE (for
“Erased”); release the buttons. You have just
erased the stored program. The display now
shows P 0 because there are zero stored
points.
6. To enter a new program, press . The dis-
play starts flashing.
Turn the Coarse and Fine knobs to select a
voltage for the first point; then press
to
store it. Turns the knobs to select a voltage
for the next point and press
to store it.
Store several more points. (A program must
have at least three points.)
When you are finished, press and hold
(STOP).
7. Turn the Function knob to PLAY and press
(START) to play your new program.
For more information about entering and editing a cus-
tom program, see page 28.
Point
Number
Original
Program
After
Deleting
Point #10
After
inserting a
New Point
8 0.85 0.85 0.085
9 1.11 1.11 1.11
10 1.40 1.72 2.00
11 1.72 2.06 1.72
12 2.06 2.44 2.06
Press and
hold both
buttons.