Rockwell Automation 1747-PTxx Getting Started Guide for HHT - Manual (Page 30)

Chapter 3
Creating a Program
Getting Started Guide
for HHT
3–5
Clearing the Memory of the HHT
To create a new program, you must clear the HHT memory (DEFAULT
program).
1. Energize your HHT. After the HHT goes through self–diagnostic tests,
the following display appears :
SLC 500 PROGRAMMING SOFTWARE Rel. 2.03
1747 – PTA1E
Allen–Bradley Company Copyright 1990
All Rights Reserved
F1 F2 F3 F4 F5
PRESS A FUNCTION KEY
SELFTEST TERM PROGMAINT
OFL
UTILITY
2. Press [F3] – PROGMAINT . Either the following display appears (if a
program is in the HHT), or. . .
File Name: Prog Name:2345
File Name Type Size(Instr)
0 System 76
1 Reserved 0
2 Ladder 5
F1 F2 F3 F4 F5
CHG_NAM CRT_FIL EDT_FIL
OFL
MEM_MAP
DEL_FIL >
2345 (or anything other
than DEFAULT ) indicates
that a program is in the HHT.
this display appears (if a program is not in the HHT).
File Name: Prog Name:DEFAULT
File Name Type Size(Instr)
0 System *
1 Reserved *
2 Ladder *
F1 F2 F3 F4 F5
CHG_NAM CRT_FIL EDT_FIL
OFL
MEM_MAP
DEL_FIL >
DEFAULT indicates that a
program is not in the HHT.
Clear the memory as follows, even if the DEFAULT program is present.
3. Press [ENTER] . More menu options appear.
4. Press [F4] – CLR_MEM . The following display appears
File Name: Prog Name:2345
File Name Type Size(Instr)
0 System 76
1 Reserved 0
2 Ladder 5
ARE YOU SURE?
F1 F2 F3 F4 F5
YES
OFL
NO
5. Press [F2] – YES . This clears the HHT memory. Now you are ready to
create a program.