© 2017 Thorlabs GmbH
4 Computer Interface
31
The bargraph indicator shows the incidence or the used measure-
ment range.
Statistical values in linear and logarithmic representation
Shows the logging history data
Histogram Power /
Energy Histogram
- displays histogram data
Press to open a dialog box for setting the measurement range.
The indicator in the button shows the currently used measurement
range in the chosen unit. A green light indicates 'auto-ranging'
Shortcut: [Shift + F1]
Wavelength /
Response button
Press this button to open a dialog box for setting the correction
wavelength, or in adapter mode to enter the responsivity value in
A/W or V/W. The currently used parameter is indicated in the but-
ton label.
Shortcut: [Shift + F2]
Measurement configuration
button
Depending on the connected sensor the following parameters can
be set in the dialog box:
- display resolution - set number of digits
- averaging rate, a rate of 3000 averages the incoming measu-
rement values for approx. 1 second
- photodiode bandwidth HI and LO
- acceleration circuit for thermal sensors ON, AUTO and OFF
- trigger level for pyroelectric sensors
- Zeroing for photodiode and thermal sensors
Shortcut: [Shift + F3]
A dialog box with the following items appears:
- configure unit of measure, depending on the connected sen-
sor [W, J, dBm, V and A]
- configure the left sub display
- configure the right sub display
Shortcut: [Shift + F4]
Logging configuration but-
ton
- Opens a dialog box to:
- set averaging rate for logging
- set interval between samples
- set number of samples
- configure logging into data file
Shortcut: Shift + F5
- start and stop data logging
Shortcut: [Shift + F6]
- reset min/max monitor
- clear power / energy graph
- clear power / energy histogram
- clear power / energy statistics
- clear log screen
Shortcut: [Shift + F7]
- stops the PM400 application
- to restart press the white arrow in the tool bar
Shortcut: [Shift + F8]
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