Good item and low cost 9V fire alarm independent smoke sensor work alone

Specifications

Fire smoke alarm detector worked independent

Work with fire alarm system,suitable for install hospital,office,school

Advantages:

9V battery,auto reset stainless steel shield,LED indicate alarm,dustproof,mothproof,anti white light interference; Alarm Output: relay output N.O./N.C.

Description and Main functions

1.Independent type suction a top installation, easy installation, no commissioning;

2.The built-in special IC, stable performance, high sensitivity;

3.The optical principle smoke measure the room,can accurate detection or fire from the early smoke

4.Can simulate alarm test for alarm;

5.9V battery power supply,Surveillance state current less than 10uA,alarm current less than 12mA;

6.Voltage alarm function,when the battery voltage is lower than 6.8V,issued a prompt remind users change the battery;

7.Alarm loudness:loudness is equal or greater than 85DB;

8.Temperature range;10-60 °

9.Protection area: alarm installation height 6 meters,Protection

Specification:

1. Unit Size: Φ 115X45mm

2. Working Current: 1-Static Current: ≤ 10μ A 2-Alarm Current: ≤ 12mA

4. Operation Voltage: DC 9V Battery

5. Alarm Sound: ≥ 85dB(3m)

6. Ambient Temperature: -10° C¯ 60° C

7. Ambient Humidity: ≤ 95%RH

8. Sensor: Optical

9. Low Battery Alert Remain: 7-15 days

10. Certificate: EN14604 & CE & RoHS Approval