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Staircase control unit THZ
40
Connecting the THZ control unit
5.3.3 Connecting the smoke detector
1
2
3
4
5
1
2
3
4
5
+
+
1st smoke detector
Last smoke detector
or
RM 1003
22 1
+
K
K
K
K
K
K
K
K
K
K
X5
X6
V83
V81
X1
V38
V84
X11
X10
V86
X3
V5
X9
X2
S9
V82
V25
V85
X4
V87
X8
max. 10 smoke detectors in line
10 kΩ
K
K
V22
V68
Insert termination
resistor 10 kΩ 1%
in last detector
Insert termination
resistor in unused
detector line
5.3.4 Connecting the BMZ
K
K
K
K
K
K
K
K
K
K
K
X5
X6
V83
V81
X1
V38
V84
X11
X10
V86
X3
V5
X9
X 2
V22
S9
V82
V25
V85
X4
V87
V68
X8
max. 400 m
BMZ
Smoke extraction
Alarm resistor
2,2 kΩ
Termination resistor
10 kΩ
23
1
or
10 kΩ Insert termination
resistor in unused
detector line
X
Connect the cable shield to terminal 1 (GND).