THORLABS DC3100 Series, Руководство по эксплуатации

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3 Operating the DC3100
DC3100 22
Figure 25 Constant Current Mode
3.2.2.3 Internal Modulation Mode
The internal modulation mode can be selected by pressing the 'Internal Modulation
Mode' button (see figure 36) or the corresponding menu entry 'Mode/Internal
Modulation Mode'.
You can either change the values directly by typing into the numeric controls, or use
the arrow controls.
The maximum user frequency is stored in the LED head and is specific to the
mounted LED.
The maximum current is half of the user current limit, which is set in the configuration
menu.
Figure 26 The Internal Modulation Mode
3.2.2.4 External Control Mode
The 'External Control Mode' can be selected by pressing the 'External Control Mode'
button (see figure 37) or the corresponding menu entry 'Mode/External Control
Mode'.