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Front Panel Operation
Enter-Scan-Count With this selection, the user deter-
mines the number of scans to perform. You can pro-
gram the Model 7001 to perform from 1 to 9999 scans.
For example, if you enter a scan count of 10, the pro-
grammed scan will be performed 10 times. Perform the
following steps to enter the scan count:
1. With the NUMBER OF SCANS menu displayed,
place the cursor on ENTER-SCAN-COUNT and
press ENTER. A message indicating the current
scan count will be displayed.
SCAN COUNT = 0001
The above scan count indicates that the Model
7001 will perform one scan. A value of "0000" indi-
cates that the scan count is set to infinite.
2. To program for a different count (1 to 9999), use the
keypad to enter the count value.
3. With the desired count value displayed, press EN-
TER. The display will return to the SCAN CON-
TROL menu.
CONTROL Use this menu item to enable or disable the
source bypass. The source bypass is used to bypass the
scan spacing event on the first pass through the scan.
With the SCAN CONTORL menu displayed, select this
menu item by placing the cursor on CONTROL and
pressing ENTER. The following menu will be dis-
played:
TRIGGER CONTROL
SOURCE ACCEPTOR
Source With this selection, the source bypass is en-
abled. The scan spacing event will be bypassed on the
first pass through the scan layer if EXTERNAL or TRIG
LINK scan spacing is selected. This will allow opera-
tion to proceed on into the channel layer without hav-
ing to wait for the programmed event.
Acceptor With this selection, the source bypass is dis-
abled.
4.8.3
ARM CONTROL
Arm control is used for the following operations:
•
To select the arming event (ARM SPACING) for
the scanner.
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•
Designate the number of times the scanner is to be
armed (ARM COUNT)
•
Enable or disable the Source Bypass.
Perform the following steps to display the ARM CON-
TROL menu:
1. Display the CONFIGURE SCAN menu (see para-
graph 4.8, General rule #1).
2. Use the cursor keys (
on ARM CONTROL and press ENTER to access
the following menu:
SETUP ARM CONTROL
ARM-SPACING ARM-COUNT
TRIGGER-CONTROL
ARM-SPACING This menu item is used to select the
event that controls the arm spacing. To select this menu
item, place the cursor on ARM-SPACING and press
ENTER. The following menu will be displayed:
ARM SPACING
MANUAL IMMEDIATE GPIB
EXTERNAL TRIGLINK HOLD
Manual With this selection, the front panel STEP key
is used to control arm spacing. Operation will pass into
the scan layer when the STEP key is pressed.
Note: The front panel STEP key is active when TIMER,
EXTERNAL, GPIB or TRIGGER LINK is selected.
To select manual triggering (STEP key) from the SE-
LECT ARM SPACING menu, place the cursor on
MANUAL and press ENTER. The instrument will re-
turn to the SETUP ARM CONTROL menu.
Immediate With this selection, operation will pass im-
mediately into the scan layer.
Select immediate triggering from the SELECT ARM
SPACING menu by placing the cursor on IMMEDIATE
and pressing ENTER. The instrument will return to the
SETUP ARM CONTROL menu.
GPIB With this selection, bus triggers are used to con-
trol arm spacing. Operation will pass immediately into
the scan layer when a bus trigger (GET or *TRG) is re-
and
) to place the cursor
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