Advertisement
SECTION III
Model 4277A
16. Press the ENTER key (6). The LOW limit
will
be
stored.
Also,
the
maximum
allowable value that can be entered for the
HIGH limit will be displayed on DISPLAY B.
Note
If the LOW OP HIGH limit is higher than
the full scale value of the existing
DISPLAY B range, EI8 will be briefly
displayed
on
DISPLAY
A
when
the
ENTER key is pressed.
Re-enter the
limits correctly.
17. Press the LIMIT HIGH key®.
18. Key in the desired HIGH limit using the
DATA keys ®. The HIGH limit value will
be displayed on DISPLAY B.
19. Press the ENTER Key ®.
Note
Press the ERASE button
erases the
high/low limits of all bins.
[HP-IB OPERATION]
1. Connect
the
Model
16064A
COMPARATOR/HANDLER
INTERFACE
to
the
COMPARATOR/HANDLER
INTERFACE connector on
the
4277A's
rear-panel.
2. Connect the desired test fixture to the
UNKNOWN terminals.
3. Turn on the instrument.
4. Perform OPEN and SHORT Zero Offset
Adjustments.
5. Set
the
front
panel
controls
as
appropriate for the desired measurement
and enable the 16064A via the HP-IB.
* Example of setting C-D measurement,
InF range, and lOOkHz test frequency
REMOTE717
CLEAR 717
OUTPUT 717?"A2BIFR100ENR4T2"
OUTPUT 717;"E1ER"
6. Enter the LOW/HIGH limits for L/C/ | Z I
via the HP-IB.
* Example of setting a low limit of .950nF
and a high limit = l.lnF
OUTPUT 717;"LL.95ENLH1.1EN''
If necessary, enter the limits for the next
bin (Bin 2).
Figure 3-34. Option 002 Comparator (Sheet 4 of 7).
3-80
Advertisement
