RS02
4.3- Connecting control buttons and key switch
Normally open contacts (the red AP/CH or APED LEDS light up when the selector or buttons connected in parallel are operated):
pedestrian opening control
opening control
4.4- Connecting photocells
Normally closed contact (when the photocells are not engaged the FOTO LED must be on), if not used then jumper between COM. and PHOTO,
you must observe the polarity of the power supply for the photocells:
-
26
Art. EDS1
COM
N.O.
RX1
+
-
C NC NA
+
- -
COM
FOTO
EN
COM
N.C. N.C.
N.O.
RX2
+
-
C NC NA
+
TX1
TX2
-
+
-
Fig. 7