schmersal SLC 410 B Instructions De Montage Et De Raccordement page 58

Example of MASTER-SLAVE connection in AUTOMATIC operating mode
with Without Object Presence Obligation (Mode A2)
EMITTER RECEIVER
EMITTER RECEIVER
Table 3
(Ref. )
MASTER MASTER
Figure 17
In order to assure a correct light curtain operation, it is necessary to connect the PINs 2
and 4 of the Emitter according to table 3 and to the "TEST FUNCTION" paragraph.
20