product descriptions
FIRE ALARM & PROTECTION SOLUTIONS
FIRE ALARM & PROTECTION SOLUTIONS
Model | VLF-250 | |
Type | Analog type, 1 air intake input, maximum length of air pipe 25m | |
Ambient temperature | 0 ~ 39 ℃ | |
Verification temperature | -10 ~ 55 ℃ | |
Relative humidity | 0 ~ 95% | |
Rated voltage | DC 24V | |
Current consumption | Surveillance 250 mA / Alarm 295 mA | |
Sensing method | To measure the value of light scattering in the laser chamber by suctioning smoke particles into the air intake pipe | |
| 0.025 ~ 20% obs/m | |
Color | Gray | |
Size | 225(W) X 185(H) X 90(D)mm | |
IP rating | 30 | |
Weight | 2.0kg | |
subsidiary materials | VSP-005(Filter) | |
Type approval number | 감11-30 |