Technical data

Index Protocols and Communication Data List
B-3
P/N 7135049A
E 2007 Nordson Corporation
VBC_Siemens
The following illustrations show an example of the retrieval of actual
temperature values.
The master sends a transmission data block to the Nordson melter. The
data block contains a job that the Nordson melter is to process.
Nordson melter
Field bus
Transmission data
block (command)
Job: Read actual
temperature values
Master / scanner
The Nordson melter replies to each transmission data block with a receive
data block. The receive data block contains status information on job
processing as well as the requested data.
Master / scanner
Field bus
Status: System ready
Nordson melter
Data: Actual channel
temperature values
Receive data block
(reply)