Owner manual

7-6
Identifying Names and Functions of the I/O Terminal
Auto-zero input
Program No. change input
The relationship between program numbers and terminals P1 to P3 is as follows:
Refer to "Program" (page 6-6) for details.
E LT-9001-IM
I/O Terminal
7
Chapter
Name Description Reference page
P1 to P3 input Changes the program No. by external commands. Page 7-4
Program No. P3 P2 P1
0 OFF OFF OFF
1 OFF OFF ON
2 OFF ON OFF
3 OFF ON ON
4 ON OFF OFF
5 ON OFF ON
6 ON ON OFF
7 ON ON ON
ON: Short circuited state with the COM2 terminal
OFF: Open state
When you change the program No. via an I/O terminal, [P-SELECT] at the environment settings
should be changed to [TERMINAL].
Name Description Reference page
ZERO input Sets the current measured value to zero. Page 7-3
* A common input for OUT1 and OUT2