192 D320 PLC User's Manual
Add Instruction
The Add Instruction procedure allows the user to enter new mnemonic programs, one instruction at a
time. In the example below, the small rung of ladder shown is entered one step at a time, as described
in the Operating Procedure table.
• Function: Add new program instructions to the D50 PLC
• PLC Mode: STOP
Ladder Program
Mnemonic Program
STR R0.1
OR R15.3
ANN R0.2
OUT R15.3
Operating Procedure
Display
Key Sequence LED 5-Digit Display Remarks
INS DEL ENT End Clears program
STR R 1 INS STR R 1 STR R0.1
OR R 1 5 0 3 INS OR R 1503 OR R15.3
AND NOT R 2 INS AND NOT R 2 ANN R0.2
OUT R 1 5 0 3 INS OUT R 1503 OUT R15.3
End
R0.1 R15.3
(OUT)
R0.2
R15.3
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