Harris OTM-20, Installation And Operation Handbook

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Operation
OTM-20 Installation and Operation Handbook 3-3
Figure 3-4. Laser Source Interface
GUI Display
As shown in Figure 3-3 and Figure 3-4, the GUI Display contains the items described
in
Table 3-2 .
Table 3-2. Description of the GUI
Key
Name Description
1 Wavelength Wavelength of the selected function: Laser Souce or Power Meter.
2 Power Value
Display
In the Laser Source mode, “Laser Off” or the output power value will be
displayed. In the Power Meter mode, a series of “-“ or the measured
input power value will be displayed.
3 Modulation
Frequency
In the Laser Source mode, the modulation frequency (or CW) will be
displayed. In the Power Meter mode, the modulation frequency of 270,
1000, or 2000 Hz will be displayed (if the modulation is present).
4 Scale In the power meter mode, the bar is used to display the power level
above and below the reference value. “
” indicates the reference
value. The ± value indicates the selected scale, which is the maximum
and minimum indication above and below the reference value.
5 DC Batteries power the instrument. When the instrument is powered by the
rechargeable batteries, the charge volume of the batteries is shown on
the LCD:
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