Aritech 1X-E4 Series, Installation Manual

Page: 78 / 100

Chapter 5: Technical specifications
72 1X-E4 Series Installation Manual
Zone specifications
Table 25: General zone specifications
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
Passive end-of-line
Zone circuit termination
NEN 2575
EN 54-13
Intrinsically safe
4.7 kΩ end -of-line resistor
Active end-of-line device
EOL-Z end-of-line device
4.7 kΩ end -of-line resistor
Number of detectors per zone circuit
Aritech Dx700 series
Other detectors [1]
20 max.
32 max. [2][3]
Number of manual call points per zone circuit 32 max. [4]
[1] Systems using other detectors are not EN 54-13 compliant.
[2] Or as defined by local standards.
[3] Provided that the detectors meet the required zone specifications given here.
[4] Figures based on EN 54-2. The maximum number of devices may differ for other standards.
Table 26: Mixed zone specifications [1]
Max. resistance per zone circuit 40 Ω
Max. capacitance per zone circuit 500 nF
Nominal impedance
Detector
Manual call point
160 Ω to 680 Ω
±
5%
100 Ω
±
5%
Detector alarm reference range
Zone voltage
Zone impedance
6.5 V to 14 V
145 Ω to 680 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
[1] Mixed zones are not allowed on installations requiring EN 54-13 compliance or intrinsically-
safe zones