![background image](http://html1.mh-extra.com/html/pasco/pi-9877/pi-9877_instruction-manual_3899216011.webp)
!
Model No. PI-9877
11
T u t o r i a l
Function #2: Rectangle Wave
Rectangle Wave
1.
Turn the Function knob to Rectangle Wave
(
). The display briefly shows
F2
, then
0.00
(the rectangle wave’s maximum-voltage
setting).
2.
Turn the Coarse knob to set the maximum
voltage to 6.00 V. Note that the actual output
voltage is zero (the Voltage LED blinks to
indicate that the displayed voltage is not
live).
3.
Press
to start running the function: a 6 V
positive square wave with a 2 s period.
(Note the START label printed above the
button, which indicates what happens when
you press the button.)
4.
Try turning the Coarse and Fine knobs; the
knobs have no effect when the function is
running.
5.
Press
and hold
for about 1 second to stop
running the function.
(Note the STOP label printed below the but-
ton, which indicates what happens when you
press
and hold
the button.)
Minimum voltage set to 2 V
6.
Press
and hold
(SET); the Voltage LED
starts blinking fast and the display shows the
minimum-voltage setting;
while holding
the
button, turn the Coarse knob to adjust the
minimum voltage to 2.00 V. Release the but-
ton.
Press
(START). The output voltage now
alternates between 6 V and 2 V.
Press
and hold
(STOP).
Summary of Contents for PI-9877
Page 1: ... DC Power Supply PI 9877 Instruction Manual 012 09125A ...
Page 18: ... DC Power Supply 18 T u t o r i a l ...
Page 36: ......