Rockwell Automation SMC Dialog Plus

8-22
Serial Communications
Remote I/O Examples (cont.)
Block Transfer Datafiles
The tables below provide the necessary data file configuration for a
parameter value read of the SMC Dialog Plus controller’s Fault
Buffer #1.
BTW Datafile:
①
This is a fixed value, associated with the Parameter Value Read function.
BTR Datafile:
①
There is no significance to the number returned to Header Word 1.
②
Message OK: 769
Message Error: -31999
③
If a message error occurs, the error code will be presented here. See Table 5.A of the Bulletin 1203
Remote I/O Communication Module Reference Manual, Publication 1203-5.0, for a listing of the
error codes and descriptions.
Address0 1 23456789
N10:10 3
769
①
19
Address0123456789
N10:10
6
①②
1
③
Message Length
PLC Decimal Value
Parameter Number
Header Word 1
PLC Decimal Value
Parameter Number
Parameter Value