Velleman HAA2850 Manual Del Usuario página 8

Note 2: set output 2 to Start/Stop mode (programming option 51) for
On/Off control.
o inter-lock system with 2 keypads
12-24V AC/DC power supply
A
(not incl.)
egress pushbutton to open
P1
door 1
L1 electric lock 1
S1 sensor door 1
•
While door 1 is open, door 2 is forced in the locked-status and vice-
versa.
•
Use the N.O. relay output for fail-secure locking; use the N.C.
output for fail-safe locking.
Note 1: use the keypad to open the door from the outside, use an egress
button to open it from the inside.
Note 2: use magnetic sensors to determine the positions of the doors.
v4 - 15.11.2013
HAA2850
output type: N.C. (fail-safe) or
B
N.O. (fail-secure)
egress pushbutton to open door
P2
2
L2 electric lock 2
S2 sensor door 2
8
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