6517B-900-01 Rev. A / Jun 2008 Return to Section Topics 4-21
Model 6517B Electrometer User’s Manual Section 4: Measurement Options
Running a test
After a test is selected, configured, and connected, perform the following steps to run the test:
1. Press the SEQ key
. The display message will indicate the selected test.
2. Press ENTER to arm the test. The blinking “SEQ” message will be displayed. The test will
start when the selected control source event occurs. Note that if the Immediate control
source is selected, the test will start as soon as it is armed. After the test is armed, the TRIG
key can be used to start the test regardless of which control source is selected.
3. When the test is finished, the “SEQ” display message is removed and the V-Source goes
into standby.
4. Use the RECALL key to read the data from the buffer. Use the RANGE keys (
and )
to scroll through the data points.
Internal scanning
The Model 6517B can be used with a scanner card (such as the Keithley Instruments Model 6521
or Model 6522) installed in the option slot of the instrument. This section provides basic
information for scanning internal channels. If the scanner card is not already installed, refer to the
scanner card instruction manual.
For complete information on scanning (internal and exter
nal), refer to the scanner card instruction
manuals. The scanner card must be installed in the option slot in order to access the menus to
configure and run an internal scan.
Configure internal scanner
Perform the following steps to configure an internal scan:
1. Press CONFIG an
d then CARD to display the scanning options (internal or external).
2. Place the cursor on INTERNAL and press ENTER to display the menu items for the internal
scanner.
3. Use the following menu structure to configure the internal scanner. To select a menu item,
place the cursor on it and press ENTER. Parameter values are changed using the cursor
keys
( and ) and the RANGE keys ( and ).
CHANNELS: Sele
cting this menu item displays the status (on or off) for each channel. ON
indicates that the channel will be included in the scan, while OFF indicates that the channel
will not be included in the scan. To change the status of a channel(s), place the cursor on
that channel and press a RANGE key (
and ). When finished, press ENTER.
SCAN-MODE: Use
this menu item to set the scan mode. The VOLTAGE scan mode is
faster and can be used when break-before-make switching is not required.
VSRC-LIMIT: Use this menu item to enable (YES
) or disable (NO) the 200V V-Source limit.
The ±200V limit is used to protect the scanner card. Note that a V-Source limit (0 to
±1000V) may also be set from the Configure V-Source menu (see V-SOURCE).
SETTLING-TIME: Use
this menu item to set a settling time (0 to 999.999 seconds) for each
channel. Be sure to press ENTER after changing the time period.
4. Use the EXIT
key to back out of the menu structure.
Perform the scan
Perform the following steps to scan internal channels. Note that menu items are selected by
placing the cursor on it and pressing ENTER. Parameter values are changed using the cursor and
RANGE keys and pressing ENTER.
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