Siemens SIMATIC ET 200S Operating Instructions Manual page 258

1SSI
4.10 Control and Feedback Interfaces in Standard Mode
Bits Notes
STS_UP Status direction down; for encoder value change from larger to smaller encoder positions (including zero
crossover)
RDY The parameter assignment of the 1SSI is correct, and the module is executing its functions. The displayed
feedback is valid. For the absolute value encoder error, ERR_SSI is also set.
Access to the Control and Feedback Interface in STEP 7 Programming
Feedback interface
Control interface
Load and transfer commands are also possible with CPU 3xxC, CPU 318-2 (as of V3.0), CPU 4xx (as of V3.0) and
1
WinLC RTX (PC CPU).
258
Configuring with STEP 7
using the GSD file )
1
(Hardware catalog\PROFIBUS-DP\
Additional FIELD DEVICES\ET 200S)
Read with SFC 14 "DPRD_DAT"
Write with SFC 15 "DPWR_DAT"
Configuring with STEP 7
using HW Config
(Hardware catalog\PROFIBUS-DP\
ET 200S)
Load command, e.g. L PID
Transfer command, e.g. T PQD
Technological Functions
Operating Instructions, 06/2010, A5E00124867-07