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Profinet communication – Lenze I/O system 1000 System Manual User Manual

Page 620

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PROFINET communication

Access to the I/O system 1000
Access to diagnostic data

12

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620

EDSIO1000 EN 7.0

Structure of diagnostic data of I/O compound module

Byte

Bit 7 ... 0

0

Bit 0: Module fault, i.e. an error has been detected
Bit 1: Internal error in the module
Bit 2: External error − module cannot be addressed anymore
Bit 3: Channel error in module
Bit 4: External supply voltage is missing
Bit 5, 6: Reserved
Bit 7: Parameterisation error

1

Bit 3 ... 0: Module class

1111: Digital module
0101: Analog module
1000: Counter module, SSI module
0111: Time stamp module, gateway module

Bit 4: Channel information available
Bit 7 ... 5: 0 (fixed)

2

see module description

3

Bit 5 ... 0: Reserved
Bit 6: Process alarm lost
Bit 7: Reserved

4

Channel type
70h: Module with digital inputs
71h: Module with analog inputs
72h: Module with digital outputs
73h: Module with analog outputs
74h: Module with analog inputs/outputs
76h: Counter

5

Number of diagnostic bits per channel

6

Number of channels per module

7

Position (channel) of the diagnostic event

8

Diagnostic event for channel/channel group 0
For assignment see module description

9

Diagnostic event for channel/channel group 1
For assignment see module description

...

15

Diagnostic event for channel/channel group 7
For assignment see module description

16 ... 19

Value of the

ms ticker when diagnostic data is generated

(The I/O compound module features a timer that is started with mains ON and restarts with 0 after
232−1

ms.)