Datasensing SH4 STANDARD MUTING Product Reference Manual page 38

CONNECTIONS
•
OSSD1
OSSD2
30
SH4 STANDARD MUTING
Failure to connect an OSSD to the activating device jeopardizes the system safety
degree that the light curtain has to control.
24Vdc
control by µpA
24Vdc
control by µpB
24Vdc
control by µpA
24Vdc
control by µpB
115 µs
500 ms
control by µpA
OSSD1
control by µpB
OSSD2
control by µpA
OSSD1
control by µpB
OSSD2
Figure 22: OSSDs connection
1000ms
Figure 23: Behavior of OSSDs
24Vdc
OSSD1
24Vdc
OSSD2
24Vdc
OSSD1 OSSD2
24Vdc
24Vdc
0Vdc
24Vdc
0Vdc