Installation-Programming C402-C404
21
8 TECHNICAL SPECIFICATIONS
8.1 DETECTORS
The detectors that can be connected to the control panel must have an average current consumption in idle lower than
100
μ
A and a current consumption in alarm condition of 23mA at 20V
⎓
. The push-buttons must have a current
consumption in alarm condition of 50mA at 20V
⎓
in order to immediately activate an alarm when the zone is
programmed in double knock mode.
8.2 DETECTION CIRCUIT
Conventional detection circuit
Output voltage
20V
⎓
without load
Open circuit current
< 4mA
Circuit current for alarms (single knock mode)
20mA
Circuit current for alarms (double knock mode)
40mA
Short circuit current
>85mA
End of line resistor
3300
Ω
Maximum circuit resistance
50
Ω
8.3 POWER SUPPLY
Power supply
AC mains
100-240V
∼
-15/+10%, 50/60Hz, 1A
Output voltage
26.4V
⎓
Output voltage ripple
20mVpp
Maximum available output current (Imax a)
1.6A
Recharging current with discharge batteries
300mA nominal
Current drawn by the control panel in normal operative conditions
80mA
Max current drawn only by the card of the control panel
120mA (C402)
140mA (C404)
8.4 BATTERIES
Two rechargeable lead batteries must be connected in series inside the control panel.
The batteries must:
•
Have the same model/capacity
•
Be of VRLA (Valve Regulated Lead Acid) type
•
Have a case with UL94V-1 or better flame rating
•
Be compliant with IEC 60896-21:2004, IEC 60869-22:2004 standards
Do not use batteries with different characteristics from those indicated.
Turn off the power supply before accessing the battery compartment.
Follow the safety measures detailed in this manual.
Warning:
do not reverse polarity!
Batteries
Single battery voltage
12V
⎓
Single battery capacity
7.2Ah
Batteries output voltage
27.7V
⎓
Batteries recharging time
80% in 24 hours, the remaining 20% in the following hours
Recharge type
Thermal compensation
Max. internal resistance
1.2
Ω
(*)
Protection fuse (F2)
5x20 – 250V F4A
(*) If the internal resistance of the batteries exceeds the value declared in the table, the batteries must be replaced
because they are exhausted.