Chapter 5: Technical specifications
50 Kilsen KFP-CF Series Installation Manual
Zone circuit specifications
General
Zone circuit output voltage
Nominal
Maximum
Minimum
22 VDC
24 VDC
18 VDC
Maximum current consumption per zone circuit 65 mA
Default zone circuit configuration
EN 54
NEN 2535
NBN S21-100
BS 5839-1
Passive end-of-line
Passive end-of-line
Passive end-of-line
Active end-of-line
Zone circuit termination
EN 54
NEN 2535
NBN S21-100
BS 5839-1
4.7 kΩ end-of-line resistor
4.7 kΩ end-of-line resistor
4.7 kΩ end-of-line resistor
Active end-of-line module
Number of detectors per zone circuit Max. 20
Number of manual call points per zone circuit Max. 32
Mixed zones
Maximum resistance per zone circuit 40 Ω
Maximum capacitance per zone circuit 500 nF
Nominal impedance
Detector
Manual call point
160 Ω to 470 Ω ±5%
100 Ω ±5%
Detector alarm reference range
Zone voltage
Zone impedance
6.5 V to 14 V
145 Ω to 470 Ω
Manual call point alarm reference range
Zone voltage
Zone impedance
3 V to 6.5 V
75 Ω to 144 Ω
Short circuit reference range
Zone voltage
Zone impedance
< 3 V
< 55 Ω
Open circuit reference range
Zone impedance
Zone device current consumption
> 8 kΩ
≤ 2.6 mA
Automatic and manual zones
Maximum resistance per zone circuit 55 Ω
Maximum capacitance per zone circuit 500 nF
Nominal impedance 100 Ω to 470 Ω ±5%
Detector alarm reference range
Zone voltage
Zone impedance
3 V to 14 V
75 Ω to 470 Ω