Siemens SIMADYN D Manual page 367

Communications configuring
3.24.3.3 Channel statuses
General
3.24.4 Introduction – "Pointer-based communication blocks"
3-278
Number
0 Main transmitter/receiver (corresponding to CTS-, AT- or AR-
connection data).
1 Transmit/receive part 1 corresponding to the CT1- and AT1- or
AR1 connection data)
2 Transmit/receive part 2
3 Transmit/receive part 3
4 Transmit/receive part 4
Table 3-93 Channel assignment
The area is only used by function blocks CCC4 and CDC4. This indicates
which channels are not operating error-free.
In the "channel statuses" range it is specified on which channel faults
were identified when processing the channel
This area is bit-structured:
• 1=no fault
• 0=fault
Bit
11 Transmit/receive part 1
12 Transmit/receive part 2
13 Transmit/receive part 3
14 Transmit/receive part 4
15 Main transmitters/receivers
Table 3-94 Channel statuses
Up to D7-SYS Version 6, serial or parallel data transfer operations for
SIMATIC control systems were configured using the so-called "virtual
communication couplings" methods (shown in CFC charts e.g.:
"!VNAME.0001").
Exception: The fiber-optic cable drive coupling SIMOLINK is configured
using special SIMOLINK blocks.
Channel
Channel
System- and communication configuring D7-SYS - SIMADYN D
Edition 12.2003