Chapter 4
Front-Panel Key and SCPI Command Reference
Measurement keys
186
Front-Panel Key and SCPI Command
Reference
4.4.3.2.5 TRFL Calibrate
Used to calibrate the Measurement Receiver while Recal status is displayed. Note, if Range Switching = Auto,
this key will be unavailable in this case.
4.4.3.2.6 Recal or Range Calibrating Indicator
When the Range Switching mode is set to Man, the RECAL message appears on the analyzer screen when the
instrument requires the user to manually execute a TRFL calibration. You can use the following command to
query whether the RECAL message is being display or not. If a 1 is returned, the RECAL message is displayed.
If a 0 is returned, no RECAL message is displayed.
If the Range Switching mode is set to Auto, the instrument software automatically performs the Range
Switching calibration. You can use the following command to query whether the instrument is performing a
calibration or not. If a 1 is returned, a range calibration is in progress. If a 0 is returned, a range calibration is not
in progress.
4.4.3.2.7 Uncal Indicator
The UNCAL message is displayed on the analyzer screen when the power meter requires calibration. You can use
the following command to determine if the UNCAL message is being displayed or not. If a 1 is returned, the
UNCAL message is displayed. If a 0 is returned, no UNCAL message is displayed.
Example: :TRFL:RHOL ON
:TRFL:RHOL?
Mode: MRECEIVE
Key Path:
Meas Setup
Remote Command: [:SENSe]:TRFLevel:CALibrate
Dependencies/Couplings: This key will be grayed while Range Switching = AUTO
Example: :TRFL:CAL
Remote Command: :CALCulate:TRFLevel:RECalibrate?
Preset: OFF
Range: On | Off
Remote Command Notes: Query Only
Example: :CALC:TRFL:REC?
Remote Command: :CALCulate:TRFLevel:UNCalibrated?
Preset: OFF
Range: On | Off
Remote Command Notes: Query Only
Example: :CALC:TRFL:UNC?
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