Mounting and Connection Instructions Door controller module for MB
AC - Release button
Door strike
monitoring contact
Bolt switching
contact
If the door strike
monitoring contact is
used, it should be
connected to a common
bolt switching group
(AND- function).
U_ext (DC or AC)
0V
Door strike m
and
Bolt switching contact
0V
NCC
ST23
onitoring contact
Rel 2
M
NOC
ST12
Monitoring
contact
(to ST3)
Monitoring
contact
(to ST3)
37
Load current
door strike
No-load current
door strike