2.2 TWO-FAMILY SYSTEM
2
OP1
2
OP2
2
2
OP3
2
OP4
OP21
A2
C1
2
230 V~
2.2.1 Maximum distances between devices
Segment
A2 – C2
C1 – C2
C2 - D
C2 – most distant video
door phone (OP6)
A - OP1
A – OP2
A – OP3
A – OP4
A – OP21
B – OP5
B – OP7
B – OP8
B – OP19
B – OP20
OP6 – C4
OP6 – OP5
Wires with cross-section area of 0.5 mm
cross-section area smaller than 0.5 mm
16
D
2
C2
2
2
B
Master 1
2
OP6
Slave
OP6
Slave
2
2
230 V~
C4
OP6
Slave
C4
2
2
230 V~
SYT1-3P-AWG20
(Ø 0,8 mm)
150m
0,5m
5m
50m
10m
50m
10m
25m
10m
30m
30m
30m
-
30m
20m
30m
2
OP5
OP7
2
2
OP8
2
2
OP20
2
4
OP22
OP19
2
OP5
OP22
2
OP19
4
2
OP5
2
OP22
2
OP19
4
2
230 V~
OP5
2
OP22
2
OP19
4
230 V~
Type of wire
Twisted telephone wire
Ø 0.6 mm without sheath
150m
0,5m
5m
50m
10m
50m
10m
25m
10m
30m
30m
30m
-
30m
10m
30m
or larger must comply with IEC 60332-1-2; wires with
2
must comply with IEC 60332-2-2.
2
OP5
2
2
2
4
B
Master 2
2
OP19
2
OP6
OP5
Slave
2
OP6
Slave
2
2
2
C4
OP6
Slave
C4
2
2
1,5 mm
CAT5
single
100m
75m
0,5m
0,5m
5m
5m
50m
20m
10m
20m
30m
50m
10m
20m
25m
25m
10m
10m
30m
30m
30m
30m
30m
30m
50m
-
30m
30m
10m
30m
30m
30m
OP7
OP8
2
OP20
2
OP22
OP22
2
OP19
4
OP5
2
OP22
2
OP19
4
OP5
2
OP22
2
OP19
4
2
2Voice PTT278
200m
100m
0,5m
0,5m
5m
5m
50m
50m
20m
10m
50m
50m
20m
10m
25m
25m
10m
10m
30m
30m
30m
30m
30m
30m
-
-
30m
30m
20m
20m
30m
30m
DS1723-049B