Approvals/certifications Certified to EN54-2/4 by the LPCB (176b) / (0832-CPD-1704).
Mains supply 230V 50/60Hz.
Mains rated current 350mA maximum.
Internal power supply 19V-28.5V (27V nominal). Ripple 7V maximum (battery fault).
Total output current limited to 1.5A @ 230Vac (ImaxA eq 146mA).
Quiescent current 25mA (mains failed, internal sounder active, PSU & gen fault LED lit)
Alarm voltage 27V max, 20V min (final battery voltage).
Max battery size and type 2 x 12V 3.2Ah VRLA connected in series. Min. battery size 1.2Ah.
No. of detector zone circuits 8 (Max. length per circuit is 500m).
Call point resistor value 470 to 680?.
Max. devices per detector zone 25 detectors (or 32 detectors/manual call points combined).
No. of conventional sounder circuits 4 (Max. length per circuit is 500m).
EOL resistor value 6800? 5% Tol. 0/25W (blue, grey, red, gold).
Max. sounder output current 4 x 200mA (800mA total).
Auxiliary relays Two: (1) Aux. Fire; (2) Fault. Volt free single pole changeover. Max. switch current 1A; Max. switch
Open collector outputs Two: (1) Reset (Active during reset cycle); (2) Remote (Active during any unsilenced fire condition
provided all relevant delays have expired). Max. sink current 30mA, Max. open circuit voltage 27Vdc).
Other outputs 24V Aux. Power (Protected by a resettable fuse. 100mA min. hold current. Resets when fault
Auxiliary inputs Two: (1) ‘Class Change’ (constant sounders); (2) Alert (pulsed sounders). Connect to 0V to trigger,
Max. input voltage 27V (non-latching).
Engineer (AL3) functions Program coincidence (double knock); Invoke One Man Walk Test; Program delays; Set up zones
for non-latching operation; Program sounders to resound (or not resound) when a new zone enters
alarm; Enter fault diagnostic facilities.
Expansion connections Yes – for optional network driver cards (one required per repeater system), relay output cards and
EN54-13 sounder circuit interface boards.
Product dimensions (mm) 380 W x 235 H x D 96mm.
Construction & finish Plastic lid and base; RAL7035 textured.
IP Rating IP30.
Weight 1.75kg (without batteries).
Operating conditions/temperature -5°C to +40°C. Max relative humidity: 95%.