1 brief introduction
This product is an alarm device based on rainfall. When the rainfall reaches or exceeds the preset rainfall alarm value in a certain period of time, the alarm will send out sound and light alarm. The device has its own power supply, and it does not require the operation of personnel. The voice alarm adopts the voice alarm output mode, and the humanized voice alarm can be understood by both the old and the children. The alarm is particularly suitable for the general population without training, and is conducive to the rapid popularization of large area.
The alarm and the special tipping bucket raingguage matching (also suitable for other types of tipping bucket gauge) to detect rainfall. Built in long life battery, longest continuous work for 5 years. Product interior wall mounted design, can also be placed on the desktop. (Photos)
The alarm device can set 1~10 different alarm periods, and each alarm interval alarm value can be set separately. The alarm is clear and bright, and has an audio output jack, which can be connected with the spread tone device to realize the alarm information broadcast. The alarm value and period value are set by special setting device or by computer.
Field installation and debugging is simple, without professional personnel, with junior high school education level personnel, after 1~2 hours of training to complete all the field installation and commissioning work.

2 characteristics
Using low power single chip computer technology, environmental adaptability, high reliability, maintenance free
The alarm time interval and alarm value can be set.
The selection of double reed tipping bucket rain gauge, high reliability. (also suitable for other types of tipping bucket gauge)
The built-in long-life lithium battery bottom, the longest continuous work 5 years do not need to replace the battery.
Installation is simple, on-site installation and commissioning does not require professional and technical personnel.
Alarm built-in high sensitive loudspeaker, Flash + voice alarm.
Wall hanging design (can be placed on the table), the use of no manual operation, suitable for ordinary people use.
Humanized voice alarm, the use of personnel do not need training, the elderly and children can understand.
Alarm device has alarm audio signal output jack, can be connected to the spread tone device to achieve alarm information broadcast.

3 scope of use
A variety of natural disasters early warning project caused by rainfall

4 main technical parameters
The rainfall resolution: 0.5mm/1mm; (by pluviometer OK)
Rainfall intensity range: 0.1 ~ 4mm/min (mm / min)
The double pulse signal acquisition bucket gauge, error free
Built in long life battery, the longest continuous work for 5 years.
The working environment temperature is 0 ~ +50 centigrade;
The working environment humidity: less than 95%RH (40 C);
Volume (length x Height x thickness);
Weight: 0.5 Kg.