Siemens SIMATIC TI500 - PLC Programming Example; Data to be Accessed; PLC Data to be Accessed; V-Memory Block

Configuring the PLC for Fisher PROVOX
D-4
TIWAY I Gateway User Manual
D.3 PLC Programming Example
Assume that you have several Series 500 or Series 505 PLCs and PM550
PLCs which need to be attached to a PROVOX system. Y ou need to access
the following data from each PLC in the network.
T able D-1 PLC Data to be Accessed
Series 500/505 PLCs PM550 PLCs Network Operation
Y1 – Y16 Y0 – Y15 Read
Y22 Y21 Read
X41 – X44 X40 – X43 Read
V14 – V16 V13 – V15 Read
WX17 A101 Read
TCC1 C100 Read
V50 V50 Write
C29 – C32 CR28 – CR31 Read/Write
WY25 A201 Write
The V -memory block is defined as follows in T able D-2.
T able D-2 V -Memory Block
Address Type Contents
V200 Status PLC status register
V201 Discrete Y1 – Y16
V202 Discrete Y22, X41 – X44, C29 – C32
V203 Integer V14
V204 Integer V15
V205 Integer V16
V206 Integer WX17
V207 Integer TCC1
V208 Integer V50
V209 Integer WY25
NOTE: The contents column is defined in terms of Series 500/505 data; for
PM550s, you should substitute the corresponding PM550 data.
Data to be
Accessed