ElliTrack-W
Specifications | |
diameter | 49 mm |
length | 230 mm |
material | POM and SS |
protection class of logger | IP67 / 2 meter under water during 1 hour max. |
protection class sensor | IPX3 (the sensor can not be submerged) |
display functions | - (real-time) measurement - water level with respect to top of well - cable length - data transmission - GSM signal strength - battery level - temperature in sensor |
battery type (exchangeable by user) | Lithium 3V6 14Ah |
battery capacity | 1500 transmissions min. |
sensor type | acoustic |
barometric pressure compensation of housing | GORE filter |
measurements | distance sensor - water level temperature in sensor temperature in logger |
published data on EllItrack.nl | water level [cm] temperature in sensor [°C] temperature in logger [°C] |
log interval time | selectable 1 minute - 1 hour |
data transmission interval time | selectable 5 minutes - 1 day |
range | 35...400 cm |
resolution of the mesurement | 0.1 cm |
accuracy | +/-1 cm (temperature compensated, see manual for details) |
long term stability | <0.01% per year (zero and range) |
temerature drift of measurement | max. 0.2%/°C (temperature compensated, see manual for details) |