Assembly Object Instances - Festo CPX-FB11 Manual

C. DeviceNet objects with Modular EDS
C.1.3 Assembly object instances
C−6
Object class: 04
Instances: 101 ... 103
The following instances are saved in the Assembly object
(04h):
Description
OUTPUT (consume data from network)
INPUT (produce data to network)
SYSTEM STATUS (produce data to network)
Within the instance Output in assembly object" all outputs
of the CPX system are transmitted over the network by means
of a communication connection. The following sequence
applies during transmission:
Sequence of transmission
1 I/O diagnostic interface/status byte, if active (16−bit orientated)
2 Object instances of the analogue channels (16−bit orientated)
3 Instances of the function modules (16−bit orientated)
4 Object instances of the digital outputs (8−bit orientated)
Each new data range begins on the LSB (least significant bit)
of a word.
Instances
101
102
103
Festo P.BE−CPX−FB11−EN en 0503b