Datasensing SH4 STANDARD MUTING - Page 38

CONNECTIONS
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.
Figure 22: OSSDs connection
Figure 23: Behavior of OSSDs
OSSD1
OSSD2
OSSD1
OSSD2
OSSD1
OSSD2
OSSD2
OSSD1
24Vdc
24Vdc
control by µpA
control by µpB
control by µpA
control by µpB
control by µpA
control by µpB
control by µpA
control by µpB
24Vdc
24Vdc
24Vdc
24Vdc
24Vdc
24Vdc
OSSD1
OSSD2
24Vdc
0Vdc
24Vdc
0Vdc
500 ms
1000ms
115 µs