Control commands for EZ700

Local analog inputs: IA1 – IA4

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

Byte

 

Meaning

 

Value (hex), sent by

 

 

 

 

 

Master

 

 

 

 

 

 

Slave

0

 

Toggle byte

 

J page 44

 

 

 

 

 

 

 

 

 

1

 

Command: Read

88

 

 

 

Response:

 

 

 

 

 

 

 

Read successful

 

C2

 

 

 

 

 

 

 

 

 

 

 

Command

 

C01

 

 

 

rejected

 

 

 

 

2

 

Len

 

02

 

02

3

 

Type

 

8C

 

8C

 

 

 

 

 

 

4

 

Index

 

00 – 032

 

00 – 032

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

01 = Analog input I8

02 = Analog input I11

03 = Analog input I12

56

For more information visit: www.EatonElectrical.com

MN05013001E

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Eaton Electrical EZ204-DP user manual Local analog inputs IA1 IA4