4
Fig. 2
ON
1 2 3 4
BUS
BUS
DL2
DL1
DS1
ON
1 2 3 4
BUS
BUS
DL2
DS1
RX - TX
RX
TX
Fig. 4
Fig. 3
/ SAFE
/ SAFE
STOP/ SAFE
STOP/ SAFE
OPEN B
OPEN B
CLOSE
CLOSE
SAFE
SAFE
ENGLISH
DL1
= Align-
ment
DL2
= BUS -
2EA SY/Power
supply status
DS1
= Dip-
switches for
programming
A:
Photocells that operate during CLOSING
B:
Photocells that operate during OPENING
C: Photocells that operate during OPENING and CLOSING
Before connecting the photocells, it is advisable to select
the type of operation on the basis of the area of move-
ment that they need to protect:
Safety devices during closing:
operate only during the
automated system closing movement and are there-
fore suitable for protecting the closing area from the
risk of impact.
Safety devices during opening:
operate
only during
the automated system opening movement and are
therefore suitable for protecting the opening area from
the risk of impact.
Safety devices during opening/closing:
operate during
both the automated system opening and closing move-
ments and are therefore suitable for protecting the entire
movement area from the risk of impact.
MOTOR RELEASE
CONTACT
(Locks the motor when the
motor release handle is
operated)
4 ELECTRIC CONNECTIONS
To connect the photo-
cells and safety devices,
consult paragraph 4.2
