Re: Datalogger to Test False Alarms on Sensor

["Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx>]

dataloggers? vcrs?
check the wiring
check for environmental changes, sun, heat, stuff moving.
reposition, mask, or replace the pir and be done with it.


"Will" <DELETE_westes@xxxxxxxxxxxxxxxxxx> wrote in message
news:j6idnUXrNpwUUaPeRVn-tA@xxxxxxxxxxxxxxx
| We have a motion sensor that is giving false alarms every few months.   We
| are going to replace it, but I wanted to see if we could leave the
original
| one in a location near its original location, and then put a datalogger on
| it that would record time of day for any triggers on the unit.   We would
| then download the data from that every few months and check for triggers
at
| times of day when there should be no motion in the area.
|
| If the replacement unit also starts to false trigger, and we see triggers
on
| the original unit with the data logger, then I'll know it might be an
animal
| or some real motion in the vicinity of the two alarms.   If the
replacement
| unit triggers and the original does not, then I'll look for a short in the
| wiring, connectors, etc.   If the original sensor triggers and the
| replacement unit does not, then we have a bad unit.
|
| Does anyone make a data logger like what I am describing here that has
| software that would work for this application?
|
| --
| Will
|
|