2 - 102
37 SIEMENS PLC
•
6
Available Memory
The assigned memory is indicated while editing the screen as illustrated:
Set the memory to the extent of the memory range of each PLC model.
Use TYPE number to assign indirect memory for macro programs.
Wiring
The following is a diagram to show the wiring of the cable which connects POD to PLC.
RS-232C
Wiring Diagram 1
Wiring Diagram 2
<E.g.> DB0001: 0000
Block No.
Address No.
D-sub 25pin(Male: )
HMI Adapter
PC Adapter
D-sub 9pin(Female: )
*
Use twist shielded cables.
FG
SD
RD
RS
CS
SG
2
1
3
4
5
7
RD
SD
SG
RTS
CTS
6
5
8
1
7
POD (CN1)
Memory
TYPE
Remarks
DB
(data register)
0
Use memories more than DB1.
I
(input relay)
1
IW as word device
Q
(output relay)
2
QW as word device
M
(Merker Word)
3
MW as word device
T
(timer/current value)
4
C
(counter/current value)
5
POD (CN1)
D-sub 25pin(Male: )
FG
+SD
-SD
+RD
PLC
D-sub 9pin(Male: )
+RD/SD
-RD/SD
3
8
-RD
1
12
13
24
25
* Use twist shielded cables.
Summary of Contents for UG220H Series
Page 270: ...Appendix Ladder Transfer Function...
