Rockwell Automation 1785-BCM_BEM, D17856.5.4 PLC-5 Backup Communication Module User Manual - Manual (Page 158)

Index
I-3
problem instructions
block transfer, 7-12
counter, 7-10
diagnostic, 7-11
FIFO, 7-11
file arithmetic and logic, 7-11
message, 7-12
relay logic, 7-9
sequencing, 7-11
timer, 7-9
procedures
1785-BEM module installation,
4-7
connecting 1785-BEM
channels, 4-12
connecting the 1785-BCM
modules, 3-10
determining power supply
requirements using 1785-BCM
module, 3-3
determining power supply
requirements using 1785-BEM
module, 4-6
disconnecting/repairing a
faulted system, 5-18
editing or programming online,
5-20
inserting the 1785-BCM into
the chassis, 3-9
inserting the 1785-BEM into
the chassis, 4-11
keying your I/O chassis, 3-6
making Data Highway Plus
connections, 3-16
powering up the backup
system, 5-18
restarting a repaired system,
5-19
setting 1785-BCM module
switch assemblies, 3-6
setting 1785-BEM module
switch assembly, 4-10
setting the I/O chassis switches,
3-4
starting up the backup system,
5-17
switching the processor’s mode,
5-19
terminating the DH+ and RIO
links, 3-4
program flow
sample programs, A-1
transferring data multiple
blocks at a time method (2), 7-8
transferring data one block at a
time method (1), 7-5
programming
on-line, 5-20
secondary processor remote
programming, 5-12
programming considerations,
summary, 7-13
programming techniques
transferring data multiple
blocks at a time method (2), 7-6
transferring data one block at a
time method (1), 7-3
R
receiver program, 5-15
Related Publications, iii
relays
1785-BCM module, 2-4
1785-BEM module, 4-4
remote I/O
block diagram of switch, 6-8
switching, 6-6
remote programming capability
for secondary processor, 5-12
remote test-mode, 5-19
restarting a repaired PLC-5
backup system, 5-19