30
Mounting and Connection Instructions Door controller module for MB
The voltage for the door strike must always be supplied via an external source
(U_ext. from control panel or separate power supply unit).
8.
Connection diagrams
8.1
Terminal allocation - overview
ST23
ST5
ST4
ST19
ST2
ST1
ST12
ST3
ST9
RS-485
Rel 2
Door strike
Cable shields
Opening contact
Glass breakage
sensor
BUS-2
AC release button
Cover contact - external reader
Bolt switching contact
Readers
U_ext. (DC or AC)
1) = no-load current door strike
2) = load current door strike
1) or 2)