Chart options — add URL parameters to this page:

• /data/nhhei39i92rn/?limit=100 — plot only the latest 100 points
• /data/nhhei39i92rn/?plot_param=temperature_c — plot a different parameter
• /data/nhhei39i92rn/?plot_param=temperature_c&limit=500 — combine them

Common plot_param values: co2_ppm, temperature_c, humidity_rh, pressure_mbar, distance_meters, battery_volts, light_lux, rssi — see the API docs for the full list.

Downloading data:

• /data/nhhei39i92rn/json/?limit=50 — latest 50 points as JSON
• /data/nhhei39i92rn/json/2 — JSON for node 2 only (csv/ and latest/ work the same way)
• /data/nhhei39i92rn/csv/ — all data as a CSV download
• /data/nhhei39i92rn/latest/ — just the most recent point, as JSON

Maps & tools:

• /data/nhhei39i92rn/map/ — GPS map (for feeds posting gps_lat/gps_lon)
• /data/nhhei39i92rn/ach/2 — CO₂ decay / air-changes-per-hour fitting tool (node 2)

Link to this feed (download: qrcode_feed_nhhei39i92rn.png):