Eaton Electrical PROFIBUS-DP EZ204-DP ユーザーズマニュアル
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Control commands for EZ700
MN05013001E
56
Local analog inputs: IA1 – IA4
The analog inputs on the EZ700 basic unit (I7, I8, I11, I12) can
The analog inputs on the EZ700 basic unit (I7, I8, I11, I12) can
be read directly via PROFIBUS-DP. The 16-bit value is
transferred in Intel format (Low Byte first).
Telegram structure
Telegram structure
Byte
Meaning
Value (hex), sent by
Master
Slave
0
Toggle byte
J
page 44
1
Command: Read
88
–
Response:
Read successful
–
C2
Command
rejected
–
C0
1
2
Len
02
02
3
Type
8C
8C
4
Index
00 – 03
2
00 – 03
2
5
Data 1 (Low Byte)
00
J
Table 14
6
Data 2 (High Byte)
00
J
Table 14
7 – 8
Data 3 – 4
00
00
1) Possible causes J page 91
2) 00 = Analog input I7
2) 00 = Analog input I7
01 = Analog input I8
02 = Analog input I11
03 = Analog input I12