Rockwell Automation 1761-HHP-B30 MicroLogix 1000 with Hand-Held Programmer (HHP) - Manual (Page 476)

Appendix E
Application Example Programs
E–33
File 2, Rung 4
Filling machine running too fast for the packing machine. Slow down the
filling machine to allow the packer to catch up.
FUN GRAPHIC PARAMETER
CODE SYMBOL MNEMONIC NAME ADDRESS VALUE FORCES
–––– ––––––– –––––––– –––– ––––––– ––––– ––––––
62 |–GRT– LD–GRT SRCA C0.ACC 0000H
SRCB 250
41 –(L)– SET
Slow Fill
O/1 0
File 2, Rung 5
If the filler was slowed down to allow the packer to catch up, wait until
the holding area is approximately 1/3 full before allowing the filler to
run at full speed again.
FUN GRAPHIC PARAMETER
CODE SYMBOL MNEMONIC NAME ADDRESS VALUE FORCES
–––– ––––––– –––––––– –––– ––––––– ––––– ––––––
56 |–LES– LD–LES SRCA C0.ACC 0000H
SRCB 150
22 –] [– AND
Slow Fill
O/1 0
42 –(U)– RST
Slow Fill
O/1 0
File 2, Rung 6
If the high–speed counter reached its high preset of 350 (indicates that
the holding area reached maximum capacity), it would energize O:0/0,
shutting down the filling operation. Before re–starting the filler, allow
the packer to empty the holding area until it is about 1/3 full.
FUN GRAPHIC PARAMETER
CODE SYMBOL MNEMONIC NAME ADDRESS VALUE FORCES
–––– ––––––– –––––––– –––– ––––––– ––––– ––––––
20 |–] [– LD
HSC Interr due to High Prest
C0/IH 0
57 –LES– AND–LES SRCA C0.ACC 0000H
SRCB 150
42 –(U)– RST
Fill Stop
O/0 0
42 –(U)– RST
HSC Interr due to High Prest
C0/IH 0