NARDA PMM 9010 Series, User Manual

Page: 211 / 284

Remote control 14-17
SMAT a This setting command sets Attenuator, for Manual Mode, to the value indicated by
(a) which can be 0 to 35 (55). Automatic Attenuator feature is disabled. If (a) is a
negative figure then the Automatic Attenuator feature is turned on. The reply is
MAT=OK which acknowledges the command has been granted or MAT =SERR if
the command has been ignored.
When the command is granted the 9010 goes to manual mode automatically.
Example:
#SMAT 15* (set attenuator to 15dB and disable Automatic Attenuator
feature)
Example:
#SMAT -1* (Enable Automatic Attenuator feature)
SMHT h
This setting command sets hold time for manual mode. The string (h) should be
expressed in ms. The reply is
MHT=OK which acknowledges the command has
been granted or MHT =SERR if the command has been ignored.
When the command is granted the 9010 goes to manual mode automatically.
Example:
#SMHT 1500* Sets the hold time, for manual mode, to 1500 ms (or 1.5s)
SMPA a This setting command switches Preamplifier, for Manual Mode, according the
parameter (a) which can be either
On or OFF .
The reply is MPA=OK which acknowledges the command has been granted or MPA
=SERR if the command has been ignored.
When the command is granted the 9010 goes to manual mode automatically.
Example:
#SMPA ON*
Example: #SMPA OFF*
SMPS a
This setting command switches Preselector, for Manual Mode, according the
parameter (a) which can be either On or OFF.
The reply is
MPS=OK which acknowledges the command has been granted or MPS
=SERR if the command has been ignored.
When the command is granted the 9010 goes to manual mode automatically.
Example:
#SMPS ON*
Example: # SMPS OFF*
SSDO
SSDOC
SSDOD
SSDOE This command triggers a sweep based on set parameters. After this command has
been received all parameters concerning the sweep are checked out and, if
coherent, a sweep starts otherwise the related error is notified and the sweep is not
triggered.
The RBW is set to AutoCISPR. When in Downconverter Mode if the special case
are issued the RBW is as follows:
●
SSDOC --> Force to have 120kHz RBW Cispr throughout the sweep
●
SSDOD - -> Force to have 120kHz RBW Cispr throughout the sweep
●
SSDOE --> Force to have 1 MHz RBW throughout the sweep
During the sweep, for each step tuned, the PMM9010 sends a character 0x2E (“.”).
At the end, if not aborted by as the command
ASBK , the string “SWP_END” is sent
to notify that the sweep has been done and available for uploading by the command
“?FSF 0”.
NOTE that all setting commands are ignored while the sweep is on while query
commands are granted as well as the command ASBK which allows aborting the
current sweep.
The reply is
•
SDO=OK if the sweep is started or
• SDO=ERR 1 if there is en error in start or stop frequencies
•
SDO=ERR 2 if Smart detector is set but not active limit