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181
Detailed Description of Services
Section 6-4
6-4-8
Controller Attribute Read
This service reads the model number and communications buffer size.
■
Command
Service Request PDU
■
Response
Service Response PDU
1.
Model
From 1 to 10 in
1-2-3 Model Number Legend
can be read.
Example:
2.
Buffer Size
The communications buffer size is expressed in 2-byte hexadecimal, and
read after being converted to 4-byte ASCII.
The buffer size is the smaller of the send and receive buffer sizes.
3.
Response Codes
MRC
2
0
5
SRC
2
3
0
Response code
Error name
Cause
1001
Command too long
The command is too long.
7011
Operation error (7011)
The command cannot be executed due
to a device error.
7015
Operation error (7015)
The command cannot be executed
while resetting (including during star-
tup).
0000
Normal completion
Processing was completed normally.
MRC
2
0
5
SRC
2
3
0
4
10
4
Response
code
Model
Buffer size
N -
T C
4
A
Q Q
1
J
E
-
1
2
3
4
5
6
7
8
9
10 11 12 13 14
Input range
Summary of Contents for EJ1 EtherCAT
Page 2: ...EJ1 Modular Temperature Controllers User s Manual Revised July 2008 ...
Page 3: ...iv ...
Page 19: ...xx ...
Page 213: ...188 Detailed Description of Services Section 6 4 ...
Page 227: ...202 Detailed Description of Services Section 7 5 ...
Page 303: ...278 Index ...
Page 305: ......