1 system introduction
Movement (front, back, left, right, up and down)
A signal will be issued when the sensor detects a
movement of the object it attached to.
Communication Requirement
6 month (Triggered 10 times a day)
3V (Full power – functional)
2.1~2.35V (Low battery warning)
Below 2.1V (shuts down)
Alive signal will be issued once per 12 hours.
Each movement of the object being monitored will issue an
RF signal for this event
(Variance烉1600 for Refrigerator)
The device will send out a low battery signal, if the voltage
drop to low battery state and the signal will be sent
accompany heart beat and other alarms.
* LED color: Red
* Normal Operation: LED off
Activity sensors log users daily routine. e.g. Attach a sensor to the refrigerator and other
kitchen objects to infer when food is prepared or consumed.
signals from each of the sensors to log more detail.
2 Specification
OPU receives activity
Internal Antenna, VSWR<2, Peak Gain di
5%~80%RH non-condensing
-20ɗ~60ɗ
.
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