Standard unit: one main panel with buildin lithium battery, one gas leakage detector, one adaptor, one mechanical valve for steel bottle.
Working Principle: The gas detector sounds "be be" beep when it detects the gas leakage alarm and sends wireless signal to the main panel. Then main panel receive the alarm signal,then dail the pre-set phone numbers and output DC power to close the mechanical valve at the same time. function: 1. 8 defense zones LED display 2. 10 seconds personal message record 3. arm/disarm each zone separately 4. set ring¡¯s hooting time ( optional) 5. Password protection 6. set siren¡¯s hooting time(1 to 30 minutes optional) 7. time delay to arm/disarm(1 to 99 seconds optional) 8. set 6 groups of alarm telephone numbers 9. Sound/ soundless alarm 10. listen in to the spot 11. remote control 12. wireless siren remote arm/disarm synchronously 13. build-in siren 14. can learn 10 remote controller and 20 wireless accessories at most 15. message protection 16. telephone line anti-cutting function
Specifications: 1 power: AC DC power converter, output 9VDC500mA 2 standby current: ¨Q 20mA, alarm current: ¨Q 150Ma 3 Environmental Conditions: indoor: -10 ~ 50¡æ; relative humidity (RH):¨Q 90%;atmospheric pressure: 86 ~106Kpa 4 alarm receive mode: wireless transmittion 5 record message: 10 seconds 6 preset telephone number: 6 groups phone numbers 7 power consumption: standby 0.3W, alarm 1.5W