Acquisition

Live sensor readings

Per-channel instrument state for the coastal node. Every value below is produced by the demo generator and is labelled accordingly.

Primary pressure sensor

BMP390 · barometric MEMS

DEMO

—

hPa · calibrated

Raw reading— hPa

Temperature— °C

Sampling rate1.000 Hz (demo loop)

Sensor IDBMP390 / I2C 0x77

StatusONLINE

Last update—

Reference pressure sensor

Traceable comparison instrument

DEMO

—

hPa · reference

Deviation (sensor − ref)0.000 hPa

Reference temperature-0.20 °C

InstrumentREF-DPI-740 / SN 41822

StatusONLINE

Temperature channel

Used for compensation, not as a hazard input

DEMO

—

°C

Compensation coefficient−0.012 hPa/°C

EnclosureVented, wind-shielded

StatusONLINE

Pressure vs time

Calibrated series with reference-instrument overlay · line style distinguishes each trace

DEMO SERIES

Initialising demo acquisition buffer…

Current: 0.000 hPa
Minimum: 0.000 hPa
Maximum: 0.000 hPa
Mean: 0.000 hPa
Std. dev.: 0.0000 hPa

Power system

Li-ion pack with solar harvesting

DEMO

Battery87%

Battery voltage3.94 V

Solar input voltage5.62 V

Solar current0.31 A

Charging stateCHARGING

Node uptime0 min 0 s

Runtime and consumption figures are demo estimates. Real endurance requires bench measurement of the assembled node.

Communication

LoRa uplink + ESP-NOW peer link

DEMO

LoRa statusCONNECTED

ESP-NOW statusCONNECTED

Signal strength (RSSI)-74 dBm

SNR9.4 dB

Packet count18,342

Packets lost213

Session packets OK0

Last packet05:58:07

Comm. error count7