KEYENCE LS-7600 User Manual
Page 156
7-8
Chapter 7 I/O Terminals
7
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Program Number Selection Input
Name
Description
Reference page
P1 through P4 Input
7-3
Externally changes program numbers.
The following table shows a list of program numbers and the status of the P1 terminal
through the P4 terminal.
Program number
P4
P3
P2
P1
0
OFF OFF OFF OFF
1
OFF OFF OFF ON
2
OFF OFF ON OFF
3
OFF OFF ON ON
4
OFF ON OFF OFF
5
OFF ON OFF ON
6
OFF ON ON OFF
7
OFF ON ON ON
8
ON OFF OFF OFF
9
ON OFF OFF ON
10
ON
OFF
ON
OFF
11
ON
OFF
ON
ON
12
ON ON OFF OFF
13
ON ON OFF ON
14
ON ON ON OFF
15
ON ON ON ON
ON: Indicates the status of short-circuiting to the COM 1 terminal.
OFF: Indicates the open status of each terminal.
To change program numbers through I/O terminals, it is necessary to change the P-
SELECT setting as an environment setting to TERMINAL. Refer to Program Setting
Change on page 6-5 for environment settings in detail.
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FUNCTION Output
Name
Description
Reference page
7-5, 7-6
FUNCTION output
One of the following functions (focus, area check,
and difference check) is selected and output.
FOCUS :
A-TEST :
DIFF
:
Turns ON or OFF in synchronization
with the results of focus monitoring.
(Normally open)
Turns ON when the area check
function is operating. (Normally open)
Turns ON once (for 26.6 ms) at the
time of difference detection. (Normally
open)