
Quick Start
7
Measuring
Power With a
Thermopile or
Optical
Sensor
The following figure describes how to take a power
measurement using a thermopile or optical sensor.
Figure 2. Measuring Power With a Thermopile or Optical Sensor
If Joules mode is currently
selected, press the J/W
button to select Watts mode.
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Connect a thermopile or optical
sensor to the 25-pin connector.
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Press the Auto button to
turn on Auto Range.
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Block the beam and then
press the Zero button to
set the baseline for your
new measurement.
W
(indicates Watts mode)
J
(indicates Joules mode)
Unblock the beam, take the measurement, and observe the result on the LCD.
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