Anritsu MS9740A - Calibration:zcal

Chapter 3 Message Details
3-190
:CALibration:ZCAL
Function
This command executes the calibration function (Zero Calibration). When
zero level calibration is completed, bit 4 of end event status register
(execution completion bit) is written to 1.
This command queries the actual Zero Calibration status.
Syntax
:CALibration:ZCAL 1|2
:CALibration:ZCAL?
1: Starts Zero Calibration
2: Stops performing Zero Calibration
Response Data
0|1|2
0: Normal ends Zero Calibration
1: Performing Zero Calibration
2: Abnormal ends Zero Calibration
Example of Use
:CALibration:ZCAL 1
:CALibration:ZCAL?
>0
Note:
The message to set Auto Cal, explained in 3.1.2, “Calibrating
Wavelength” in the
MS9740A Optical Spectrum Analyzer
Operation Manual
, is not available.
In cases where the measurement is performed via remote control,
even when Auto Cal is set to On, the Zero Calibration cannot be
performed automatically. On the other hand, if :CALibration:ZCAL
is sent, Zero Calibration can be performed at the given timing.