
PR-680/680L User Manual
11
To use the Analog Output:
1.
Connect the appropriate end of the cable to the instrument, and connect the other end of the cable to a
device (e.g. oscilloscope) with at least
1 MEGOHM (1,000,000 Ohms)
of impedance to prevent loading
down the output signal.
2.
In the
Instrument Setup
screen, make sure the
Sensor Mode
is set to
Photometer.
3.
In the
Photometer Setup
screen, set
Adaptive
to
Disabled,
set
Gain
to
1X
, set
Analog Output
to
Enabled
and
Measure Shutter
to
Always Open.
The
Frequency Response
can be set to the
user’s
preference depending on the noise characteristics of
the signal. In
OPEN,
the bandwidth is
20 KHz
(50 µsecs).
4.
Set up the source and press the
Measure
button to begin the measurement.
FIGURE 15 - INSTRUMENT SETUP
FIGURE 16 - ANALOG OUTPUT SETUP (PR-680)
Warning: If Adaptive mode is enabled after enabling Analog output, Gain and Frequency Response
values remain unchanged. Gain and Frequency Response (determined by the adaptive
algorithm) values will only change after a measurement is taken.
Содержание SpectraDuo PR-680
Страница 42: ...PR 680 680L User Manual 1 Remote section for more information...
Страница 99: ...PR 680 680L User Manual 46 FIGURE 91 USB POWER SCREEN Total power available Total power required...
Страница 148: ...PR 680 680L User Manual 95 PR 680 680L OUTLINE DRAWINGS...
Страница 149: ...PR 680 680L User Manual 96...