SEW-Eurodrive MOVISAFE DCS B Series

136
Manual – MOVIDRIVE® MDX61B Safety Module MOVISAFE® DCS..B Option
12
Description of input elements
Appendix
12.2.3 Light curtain
12.2.4 Emergency switch-off
12.2.5 Start/reset
12.2.6 Sensor
Switch type Remark Classification
according to
EN ISO 13849-1
Classification
according to
IEC 61508
2 NC contacts Light curtain for increased demands
PL e SIL3
2 NC contacts,
time-monitored
Light curtain, monitored
1 NO contact + 1 NC contact Light curtain for increased demands
1 NO + 1 NC contact,
time-monitored
Light curtain, monitored
Switch type Remark Classification
according to
EN ISO 13849-1
Classification
according to
IEC 61508
1 NC contact Emergency switch-off, simple PL d SIL2
2 NC contacts Emergency switch-off for increased
demands
PL e SIL3
2 NC contacts,
time-monitored
Emergency switch-off, monitored
Switch type Comment Classification
according to
EN ISO 13849-1
Classification
according to
IEC 61508
1 NO contact Alarm reset, simple
1)
1) The alarm/reset input is edge controlled and can always be operated with a DC 24 V voltage.
--
1 NO contact Logic reset, simple PL d SIL2
1 NO contact Start monitoring, simple
(special function)
--
Switch type Remark Classification
according to
EN ISO 13849-1
Classifica-
tion accord-
ing to
IEC 61508
1 NC contact Sensor input, simple PL d SIL2
1 NO contact Sensor input, simple PL d SIL2
2 NC contacts Sensor input for increased demands PL e SIL3
2 NC contacts,
time-monitored
Sensor input, monitored PL e SIL3
1 NO contact + 1 NC
contact
Sensor input for increased demands PL e SIL3
1 NO + 1 NC contact,
time-monitored
Sensor input, monitored PL e SIL3