AVT MAGIC - Page 35

PAGE 35
Windows PC Software
FIG. 15 REDUNDANT OPERATION VIA MSN-BLOCK SWITCHING
TAB. 3 EXAMPLE FOR MSN-ENTRIES (VALID FOR BOTH SYSTEMS)
MSN-1 MSN-2
S
0
1 5271189 1111111
5271189 1111111
S
0
2 5271219 1111111
5271219 1111111
POWER 115/230V
0 I
EXTENSION BUS
USER I/O
HSDLSD
RS232C
OUT CMD IN
So
12
POWER 115/230V
0 I
EXTENSION BUS
USER I/O
HSDLSD
RS232C
OUT CMD IN
So
12
ISDN BUS
PIN 5: MASS
Pin 1 and 5 open: active Pin 1 and 5 closed: inactive
PIN 1