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HP-IB Programming
OLA Specific Commands
errors
The message “Wrong application for this command” is returned, if
the present application is not one of those listed above.
The message “No head connected” is returned, if there is no optical
head attached to the specified channel.
The message “No valid result possible” is returned, if the value
could not be measured.
example
OUTPUT 724;":SENS2:DATA? PDL"
ENTER 724;A$
command
:SENSe:DATA? POW
syntax
:SENSe[1|2]:DATA?<wsp>POW
description
This query returns the power value measured by the specified head.
It depends on the measurement mode, whether this value is absolute
or relative. This query is only applicable to the Powermeter
application.
parameter
1|2
1
Reads head A
2
Reads head B
Default is 1.
response
You receive one of the following values:
If you choose head A:
A, A/B, or A/Ref.
If you choose head B:
B, B/A, or B/Ref.
The unit for absolute measurements is dBm or Watt, depending on
the current setting of the measurement unit (see
“:SENSe:POWer:UNIT”). The unit for relative measurements is
dB. The unit is not included in the response.
errors
The message “Wrong application for this command” is returned, if
the present application is not Powermeter.
The message “No head connected” is returned, if there is no optical
head attached to the specified channel.
The message “No valid result possible” is returned, if the value
could not be measured.
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