GE GFK-0804B 用户手册
3
3-7
GFK-0804B
Chapter 3 Programming with a Hand-held Programmer
Searching
Use the SRCH key to locate a rung, element, or operand in a program. The steps below
show how to search for an operand, element, or rung umber, or the start or end of the
program.
show how to search for an operand, element, or rung umber, or the start or end of the
program.
Hand-Held Programmer Key Operation and Displays
SRCH
AND I001
OUT O017
OUT O017
ENTER
I/O
Key Operations
HHP Displays
enter
number
The search operand may be I, O, IR, OR, C, or R.
SRCH
C R001 To 100
Empty location
Empty location
ENTER
F1
This example searches for a counter (either up or down).
CNTR
F2
or
SRCH
OUT O040
Empty location
Empty location
ENTER
1
This example searches for rung number 10.
0
SRCH
PROGRAM START
STA I001
STA I001
To locate the start of the program, search for rung 0.
0
SRCH
OUT O040
Empty location
Empty location
To locate the end of the program, search with no rung number.
ENTER
PLC TRANSFER
Open Rung
Open Rung
PLC TRANSFER
PLC in RUN Mode
PLC in RUN Mode
An open rung or other program error was encountered.
The PLC was in Run mode when the transfer was attempted.