This product is called photoelectric smoke detector(hereinafter called detector) it has the features of dust-proof, moth-proof and anti-interference from outside light,all for the stability of the products,especially for detecting smoldering or burning object. The detector is suitable for detecting the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse, etc.
Product category: 2-wired 4-wired
Operating voltage: DC9-35V
Standby Current: ≦25uA(DC12V) 2-wirde
≦15mA(N.C.) DC12V 4-wirde
≦2mA(N.O.) DC12V 4-wirde
Alarm current: ≦40mA(DC24V) 2-wirde
≦20mA(DC12V) 2-wirde
≦8mA(N.C.) DC12V 4-wirde
≦20mA(N.O.) DC12V 4-wirde
Alarm Indication: Red led turs on
Working temperature: -10℃～+50℃
Ambient humidity: ≤95%RH (No condensation)
Monitoring area: When the height is 6m to 12m, the monitoring area is about 60 square metres; when the height is below 6m, the monitoring area is about 40 square metres. The detailed parameter is complied with GB50116-98.
Size: Φ106mm*59mm
| Product Model | Type | Operating Voltage | Standby Current | Alarm Current | SPL | LED Indication | Mute Function |
| LS-828-7P | photoelectric/standalone | 9V battery | ≤15uA | ≤56mA | ≥85db(1m) | YES | YES |
| LS-828-7PF | photoelectric/wireless | 9V battery | ≤15uA | ≤56mA | ≥85db(1m) | YES | YES |
| LS-828-7PL | photoelectric/4-wired/wired | DC12V | ≤15uA | ≤56mA | ≥85db(1m) | YES | YES |
| LS-828-7P-2 | photoelectric/2-wired/wired | DC9~35V | ≤25uA(DC12V) | ≤40mA(DC24V) ≤20mA(DC12V) |
≥85db(1m) | YES | NO |
| LS-828-7P-4 | photoelectric/4-wired/wired | DC9~35V | ≤15mA(N.C.) DC12V ≤2mA(N.O.) DC12V |
≤8mA(N.C.)DC12V ≤20mA(N.O.)DC12V |
≥85db(1m) | YES | NO |
Smoke Detector-LS-828-3I 