CÔNG TY CỒ PHẦN CÔNG NGHỆ VIỄN NAM

Installed in public places

A kind of audio and visual alarm device used to warn people in field when fire occurs

Four wires:non-polarized signal two-wire, and non-polarized DC24V power two-wire

Built-in microprocessor

Self-diagnostic function

Electronically addressed

Technical Specifications

Operating voltage:Loop: 24V (16V～28V);Power: DC24V (DC19V～DC28V)

Standby current:Loop: ≤0.2mA;Power: ≤0.5mA

Starting current:Loop: ≤1.5mA;Power: ≤50mA

Operating Environment: Indoor (Non-residential);

 Temperature: -10°C～+50°C;

 Relative Humidity: ≤95%（40±2°C）

Sound level: 80dB～115dB (A weighted)

Cycle of changing level tone: 3.5S～4.5S

Basic flashing frequency: 1Hz～2Hz

Weight: 200g

Dimension (L×W×H): 140mm×115mm×55.3mm