User Manual PLC-3 FAMILY I/0 Instruction Manual
Index
I–2
peer-to-peer, 28
CREATE command, 613, 614
D
Data Highway, command set listings, C1
data transfers, 51
DELETE command, 613, 614
delimiter
label (:), 615
logical address ($), 52
logical ASCII (), 58
remote station (#), 512
remote station type (H), 512
system symbol (@), 66
DH
configuration, 43
connections, 113116
data transfers, 48412, 51514
error, B1
features, 1112
LIST selections, 22, 210220
message instruction, 61
considerations, 61
message procedure examples,
619620
Message Procedures, 6164
messages, 4647
programming, 45
status indicators, 12, 15
switch settings, 16
timing, 413
versus DH+, 412
DH error codes, B1
local, B1
reply, B1
DH+
command set listings, C1
configuration, 43
connections, 113116
data transfers, 48412, 51514
error, B1
features, 1112
LIST selections, 210220
message procedure examples,
619622
Message Procedures, 6164
messages, 47
programming, 45
status indicators, 12
switch settings, 19, 110
timing, 413
versus DH, 412
DH+ error codes, B1
local, B1
reply, B1
DH/DH+ configuration, 210
DH/DH+ timeouts, 212219
duplicate I/O, 27
E
editing message instruction, 62
error
codes for DH, B1
codes for DH+, B1
monitoring for DH/DH+, 7275
ON_ERROR command, 616, 71
user symbol, 619
error block, operation, 73
error codes
local, B1, B3
remote, B2
reply, B1, B3
error reporting, 71
execute command, 613, 615
EXIT command, 613, 615
expression operators, 67
expressions, 12, 67
interpreting, 68
extended addressing, A14, A15
F
field parameters, 51
abbreviations, 51
floating master, 412
FROM_BCD function, 617, 618
front panel LIST selections, 220222
functions for message procedures,
617618
G
GOTO command, 613, 615
I
I.T. defaults LIST selection, 221
I/O communication, 31
I/O rack
in I/O chassis scanning sequence, 26
range, 220
I/O scan
configuration LIST selection, 26