R&S NRPxxS Series, User Manual

Page: 127 / 184

Remote Control Commands
R&S
®
NRPxxS(N)
127 User Manual 1177.5079.02 ─ 10
After zero calibration, query the static error queue (
SYSTem:SERRor?
). The following
responses are possible:
●
0
No error, the zero calibration was successful.
●
-240
Warning, zero calibration failed. See also the example.
Suffix:
<Channel>
.
1...4
Measurement channel if more than one channel is available.
Parameters:
<state> ONCE
Only valid parameter for this command.
0
Return value if no calibration is in progress.
*RST:
OFF
Example: *CLS
CAL1:ZERO:AUTO ONCE
Performs zeroing. Takes several seconds.
SYST:SERR?
Query
-240
Response: Warning; Zero Calibration failed; Results Degrading.
Manual operation: See "Zero Calibration" on page 50
9.10 Testing the Power Sensor
The selftest allows a test of the internal circuitry of the sensor.
Do not apply a signal to the sensor while the selftest is running. If the selftest is carried
out with a signal being present, error messages can erroneously be output for the test
steps
Offset Voltages and/or Noise Voltages .
TEST:SENSor? [<Item>]
Triggers a selftest of the sensor. In contrast to
*TST?
, this command returns detailed
information that you can use for troubleshooting.
Query parameters:
<Item> String
Usage: Query only
Manual operation: See "Diagnostics" on page 50
Testing the Power Sensor