Fluke 9640A Series, Instruction Manual, Page: 182 / 324

9640A
Instruction Manual
4F-8
8662A/8663A Features Not Emulated
Table 4-1 identifies differences between the 8662A/8663A and the Instrument operating
in emulation mode.
Table 4F-2. Emulation Differences
8662A/8663A 9640A
The number ‘0’ and the characters ‘O’ and ‘o’ are
interchangeable. As is the single quote ‘’’ and ‘@’. No equivalent
There is a deferred mode (default) selected with the
command @2 and an immediate mode, selected
with @3 to change how commands are handled. No equivalent
AM Depth can go to 0.0%. AM Depth can go to 0.1%
There is an INT button on the rear of the instrument
to select the internal frequency reference. The equivalent control can be found under the
general preferences setup.
There are two buttons and one BNC connector to
select the externally supplied ref freq. The equivalent of these can be found under the
general preferences setup.
GET (Group Execute Trigger) is supported. GET (Group Execute Trigger) is not supported.
Turns on with the same state that it was turned off. The 9640A always powers up in the same state.
Error Message Matching.
The status reporting command ‘MS’ format for the 8662A and 8663A are slightly
different.
8662: EE,00,00,00,00,00,00,00,00,00,00,00,00,X0
8663: EE,000,X
Where EE is the error code
00 No Error
11 Fm Overmodulated
15 Am Overmodulated
32 Freq Out Of Range
33 Amplitude Over 16dbm
34 Amplitude Under 139x96dbm
35 Amplitude Am Over 10dbm
36 Amplitude Over 999mv
37 Am Over 95pc
40 Fm Deviation Error
43 Wrong Entry Protocol
45 Start Stop Freq Equal
49 Sweep Step Size Error
59 Sweep Span Out Of Limit
99 HW Malfunction
The X is set to 1 when the external modulation (AM or FM) is selected.