4-2
Laser Diode Testing
Model 2520 User’s Manual
Source and measure configuration menus
summarizes the measurement and source configuration menus used in this sec-
WARNING
It is the responsibility of the customer to operate instruments in a safe
manner. Follow all applicable safety regulations for installing, config-
uring and using the Model 2520. The Model 2520, as installed, should
be approved by the appropriate safety personnel, such as the responsi-
ble Laser Safety Officer or equivalent.
Table 4-1
Source and measure configuration menus
Configuration menu item
Description
CONFIG LASER V
L
Configure laser diode voltage measurement.
CHANNEL1 POLARITY
Select laser diode measurement polarity.
POSITIVE
Select positive measurement polarity.
NEGATIVE
Select negative polarity.
CONFIG DETECTOR 1 I
PD
Configure detector #1 current measurement.
CHANNEL2 POLARITY
Select detector #1 measurement polarity.
POSITIVE
Select positive measurement polarity.
NEGATIVE
Select negative polarity.
CONFIG DETECTOR 2 I
PD
Configure detector #2 measurement.
CHANNEL3 POLARITY
Select detector #2 measurement polarity.
POSITIVE
Select positive measurement polarity.
NEGATIVE
Select negative polarity.
CONFIG LASER I
L
Configure laser diode voltage current source.
CONFIGURE I SOURCE
POLARITY
Select source polarity.
POSITIVE
Select positive polarity.
NEGATIVE
Select negative polarity.
SHAPE
Select current source output mode.
DC
DC current output.
PULSE
Pulse current output.
LOW
Set pulse low amplitude (0-15mA, 500mA range; 0 to
150mA, 5A range).
Summary of Contents for 2520
Page 250: ...A Specifications ...
Page 254: ...B StatusandErrorMessages ...
Page 262: ...C DataFlow ...
Page 266: ...D IEEE 488BusOverview ...
Page 281: ...E IEEE 488andSCPI ConformanceInformation ...
Page 285: ...F MeasurementConsiderations ...
Page 308: ...G GPIB488 1Protocol ...
Page 312: ...H ExamplePrograms ...
Page 317: ...I ContinuousPulseMode ...