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35 SIEMENS PLC • 4
35
SIEMENS PLC • 4
(S7-200 PPI)
Available PLC
Communication Setting
The recommended communication parameter setting of both PLC and POD is as follows:
Available Memory
Set the memory to the extent of the memory range of each PLC model.
Use TYPE number to assign indirect memory for macro programs.
S7-200 PPI
S7-200 series
RS-422 [Wiring Diagram 1]
PLC
Select PLC Type
Wiring Diagram
9600bps
2
Even (fixed)
Baud Rate
Port
Parity
Item Setting of PLC
9600bps
2
Comm. Parameter of POD
Memory TYPE Remarks
V(data register) 0 VW as word device
I (input relay) 1 IW as word device
Possible to write only to the area which is not used
Q(output relay) 2 QW as word device
M (bit memory) 3 MW as word device
T (timer/current value) 4
C(counter/current value) 5
TB (timer/contact) 6 Read only
CB (counter/contact) 7 Read only
HC (high-speed counter/contact) 8 Possible to use double word
AIW (analog input) 9
AQW(analog output) 10
SM (special memory/special relay) 11 SMW as word device
S(stage) 12 SW as word device