Fluke PM6685R User Manual
Command Reference 9-93
n
Functions and channels in PM6685
:FREQuency [ :CW ]
[
8 ‘ 1 | 3 | 4 | 5 | 6 ‘ ]
:FREQuency [ :CW ] :RATio
[
8 ‘ 1 | 3 | 4 , 1 | 3 | 4 ‘ ]
:FREQuency :BURSt
[
8 ‘ 1 | 3 | 4 ‘ ]
:FREQuency :PRFrequency
[
8 ‘ 1 | 3 | 4 ‘ ]
:PERiod
[
8 ‘ 1 | 3 | 4 ‘ ]
:NWIDth
[
8 ‘ 1 | 4 ‘ ]
:PWIDth
[
8 ‘ 1 | 4 ‘ ]
:PDUTycycle | DCYCle
[
8 ‘ 1 | 4 ‘ ]
:NDUTycycle
[
8 ‘ 1 | 4 ‘ ]
:TOTalize [ :CONTinuous ]
[
8 ‘ 0 | 1 | 4 , 0 | 1 | 4 ‘ ]
n
Input channels PM6685
0 means that the input is disabled
1
means input A
3
means input C (HF-input option)
4
means input E (Rear panel arming input)
5
means input A prescaled by 2
6
means the internal reference
:FUNCtion
PM6680B/81/85
8 ‘<Measuring function>[_<Primary channel> [,<Secondary channel>]]’
Select Measuring Function
Selects which measuring function is to be performed and on which channel(s) the
instrument should measure.
Parameters:
<Measuring function> is the function you want to select, according to the SENSe subsystem
<Primary channel> is the channel used in all single-channel measurements and the main chan-
nel in dual-channel measurements.
<Secondary channel> is the ‘other’ channel in dual-channel measurements. Only the primary
channel may be programmed for all single channel measurements.
+
The measuring function and the channels together form one <String> that must
be placed within quotation marks.
Returned format:
“<Measuring function>_<Primary channel>[,<Secondary channel>]”¿
Example
Select a pulse period measurement on input A (channel 1):
Send ® :FUNC 8 ‘PER 8 1’
*RST condition:
FREQuency_1
Complies to standards:
SCPI 1991.0, confirmed.