Figure 7: Detector/sounders per loop
A.
Cable length panel to first sounder
B.
Cable length first to last sounder
C.
Cable length last sounder to panel
1.
Detectors and Sounders
Table 4: Maximum detectors and sounders per loop
A
B
C
Quantity allowed [1]
10 m
980 m
10 m
50 detectors and 50 sounders
63 detectors and 42 sounders
100 m
800 m
100 m
45 detectors and 45 sounders
63 detectors and 40 sounders
200 m
600 m
200 m
40 detectors and 40 sounders
63 detectors and 37 sounders
300 m
400 m
300 m
37 detectors and 37 sounders
63 detectors and 35 sounders
[1] Using a two-core shielded loop of 1000 meters cable size 1.5 mm²
Specifications
Operating voltage
External supply
Loop supply, ZP protocol
18 to 30 VDC
19.5 to 20.5 V pulsed, max. 4 V line
loss
Current (line powered)
Quiescent (RMS)
Alarm (RMS)
Alarm (excluding device
address)
Alarm (at device address)
820
µ
A
6.4 mA
9.4 mA max.
25 mA max.
Current (externally powered)
Quiescent (RMS)
Alarm (RMS)
Maximum number
470
µ
A
500
µ
A
50 per 1 km loop (subject to cable
size and sounder spacing)
Sound output
Tone 1
Tone 2
Tone 3
90 dBA (all around)
Continuous 980 Hz
Intermittent 980 Hz (0.5 sec on/off)
Two-tone warble 980 Hz/670 Hz
Sound distribution
Wide
CNPP anechoic sound levels
See Figure 8
Monitoring
ZP loop
Sound output level
Open and short circuit fault
Self test facility
Compatibility
Ziton analogue addressable
systems
Addressing method
7-segment DIP switch
Mounting
Surface, with plug-in base
Wiring
Two-core loop
Construction
Material
Weight
Dimensions (Ø × D)
Moulded thermoplastic
275 g
127 × 113 mm
Operating environment
Temperature
Relative humidity
−10 to +60°C
10 to 95%, noncondensing
Storage temperature
−20 to +70°C
Figure 8: CNPP anechoic sound levels
A
C
B
1
1
6
5
O
105
O
75
O
45
O
1
5
O
13
5
O
dBA
70
75
80
85
70
75
80
85
90
90
