
Operating Instructions
Chapter
11
UE 440/470
8 010 432/P097/14-03-05
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
89
Technical data
Different operating modes
You have configured an application with two operating modes. The ESPE used has a
response time of 64 ms.
$
In both operating modes, a 10 ms input delay and a 50 ms discrepancy time are
configured for the "ESPE" input element.
$
In operating mode 1, you have configured a shutdown delay of the OSSDs of 30 ms.
$
In operating mode 2, you have not configured a shutdown delay.
Line
Required detail
Time
1
Response time of ESPE
+
64 ms
2
Set input delay
+
10 ms
3
Internal processing time of the safety controller
+
10 ms
4
Set shutdown delay
+
30 ms
5
Response time of the OSSDs
=
114 ms
Line
Required detail
Time
1
Response time of ESPE
+
64 ms
2
Set input delay
+
10 ms
3
Internal processing time of the safety controller
+
10 ms
4
Set shutdown delay
+
0 ms
5
Response time of the OSSDs
=
84 ms
Use the response time of operating mode 1 (114 ms) to calculate the safety distance.
Tab. 31: Example for the
calculation of the response
time for operating mode 1
Tab. 32: Example for the
calculation of the response
time for operating mode 2