Eaton EASY222-DN, User Manual

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Read/write image data
109
09/10 MN05013007Z-EN
Local inputs: I1 – I16
This command string enables you to read the local inputs of
the easy700 basic unit. The relevant input word is stored in
Intel format.
Telegram structure
Table 46: Byte 3 to 4 (master) or Byte 4 to 5 (slave):
Data 1 to 2
Byte Meaning Value (hex), sent by
Master Slave Master Slave
Attribute ID: Read 88 –
0 Response:
Read successful – C2
Command
rejected – C0
1)
0 1 Len 02 02
1 2 Part no. 84 84
2 3 Index 00 00
3 4 Data 1 (Low Byte) 00 a table 46
4 5 Data 2 (High Byte) 00
a
table 46
5 – 6 6 – 7 Data 3 – 4 00 00
1) Possible causes a page 144
Data 1 Bit 7 6 5 4 3 2 1 0
I1 0/1
I2 0/1
… …
I8 0/1
Data 2 Bit 7 6 5 4 3 2 1 0
I9 0/1
I10 0/1
… …
I16 0/1