Omron S8AS, User Manual

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103
Read Controller Attributes
Section 6-5
(3) Response Code
6-5 Read Controller Attributes
This service reads the model number and communications buffer size.
■
Service Request PDU
■ Service Response PDU
(1) Model
The first 10 bytes of ASCII data from the Read Controller Information com-
mand are returned. A specifications code follows the model number.
The following table shows the model number format.
(2) Buffer Size
The communications buffer size is expressed in 2-byte hexadecimal and is
converted to 4-byte ASCII before being displayed.
00F8 (Indicates 248 bytes.)
Response code Error name Cause Error priority
1001 Command too long The command is too long. 2
0000 Normal completion No error 0
MRC SRC
0 5 0 3
2 2
MRC SRC
0 5 0 3
2 2 4 10 4
Response Code Model
Buffer Size
Model Code (4 bytes)
Same in all models S8AS
−
Code (1 byte)
− −
Capacity Code (3 bytes)
240 W 240
480 W 480
Number of branch outputs Code (2 bytes)
1 01
2 02
: :
8 08
Communications specification Code (1 byte)
No communications, settings can
be changed
All spaces
No communications, settings can-
not be changed
N
Communications, settings can be
changed
R
Remaining bytes (9 bytes)
−
All spaces