Moniteur 50 Series SMART Positioners User Manual
Page 86

Operation
4-24
Positioner SIPART PS2/SIPART PS2 PA
C79000-G7476-C150–01
In this example, all files supported by the device are transmitted in the
input or output direction. 256 (W#16#100) is selected as the initial I/O
address.
Byte 15
Byte 15
15 bytes of input data consisting of the following:
READBACK
5 bytes
RCAS_OUT
5 bytes
CHECKBACK 3 bytes
POS_D
2 bytes
Byte 10
10 bytes of output data consisting of the following:
SP
5 bytes
RCAS_IN
5 bytes
(see Object table in the Appendix)
4.5.1 Useful data via PROFIBUS
The SIPART PS2 PA positioner can exchange a combination of the
following cyclic useful data with the PROFIBUS:
German
name
English name
Abbreviation
Direction from
the point of
view of the
SIPART PS2
PA
Length in
bytes
Consisting of
Sollwert
Setpoint
SP
Input
5
Value/Status
readback
Readback
RB
Output
5
Value/Status
Diskrete Pos-
tion
Position dis-
crete
POS_D
Output
2
Value/Status
Aktorzustand
Checkback
CB
Output
3
Value
Fernkaskade
Eingang
Remote Ca-
scade Input
RCAS_IN
Input
5
Value/Status
Fernkaskade
Ausgang
Remote Ca-
scade Output
RCAS_OUT
Output
5
Value/Status
The setpoint consists of a floating–point value (4 bytes) and the
associated status (1 byte, see below)
The readback indicates the position of the valve. The readback con-
sists of a floating–point value (4 bytes) and the associated status (1
byte)
Legend
Setpoint
Readback