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Key Components, Key Components, Intrusion Detection
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  • Alertech Electronics(H.K) Co.,Ltd

  • Country: Hong Kong
  • City: Sheung Wan, Hong Kong
  • Address: 11/F.,Front Block, Hang lok Building, 130 Wing Lok St., Sheung Wan, Hong Kong
  • Contact Person: Nina Liu
Key Specifications


Main power supply: AC 220V (+10%~-15%) .50HZBack-up power supply: DC 24V.4AH(built-in)work consumption: Supervising status:≤3W;alarm status:≤10W(all 25 units fire detectors are in fire alarm status)Basic supervise capacity: 2 loops.128 addressable points per loop;External control unit: 5 piecesExternal control unit contact capacity: DC 30V.1A.Polling cycle: ≤10 seconds(single point continuous searching in abnormal situation)Signal transmission distance: ≤1000 m(RVS-2×1.0mm2);≤1500 m(RVS-2×1.5mm2);Alarm line wiring method : 2-wire busVoltage in alarm bus : 24V (18V~26V)Operation temperature: 0℃~55℃Relative humidity: ≤95%Black box record number: Be able to keep latest 999 pieces records, including opening machine, close machine, reset, fire alarm, supervising, associated operation and fault alarm).Associated operation programmable number: 100 pieces, including OR1, OR2 & AND logic.Location conversion capacity: 2×250 pieces. each can have 10 Chinese Words or 20 English characters.Fire alarm output relay :1 set(KA1、KA2), voltage free contact, close when there is fire alarmFault output relay: 1 set(YA1、YA2).voltage free contact, close when there is fault

Address mould is not required for the smoke alarm of AHS-1

Addressable Fire Alarm Control Panel
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