Installation manual
Page 49 of204
The DC-values listed in the table must be used conservatively and compliance with the
boundary conditions (see table under "Remarks") must be ensured.
in order to determine the DC-value for safety functions with standstill monitoring
a frequency assessment of the dynamic status may be required. A DC of 90 % may here
be used a s a guide value.
According to the applicable standards, fault exclusions are permitted. The boundary
conditions mentioned in this context must permanently be met.
If several sensor systems are required for the correct function of a single safety function,
their partial values must be correctly merged by following the chosen method. This applies
also for a combination of digital and analog sensors (e.g. safely reduced speed with open
safety door = door c encoder for speed detection)
By choosing a suitable resolution of the sensor system a sufficiently low tolerance with
regard to the corresponding cut-off thresholds for the individual safety functions must be
ensured.
When using the encoder input filter one must consider the extension of the response time
when assessing the safety related function.
Summary of Contents for PSCBR-C-10 Series
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Page 181: ...Installation manual Page 181 of 204 Example for a risk analysis Gefahrenanalyse Risk analysis...