Pebble Smart Sensor

Visible certainty in every tank.

Live readings, predictive alerts, and a setup that takes minutes—not hours.

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Meet Pebble

A compact, web-configurable device that turns compatible RS-485 level sensors into always-on tank monitors. Configure via built-in Wi-Fi (AP), join site Wi-Fi, then get live levels and alerts anywhere.

  • Fast, simple setup
    Built-in AP → 192.168.4.1 portal
  • Smart updates
    Keep-alive (1–4h) + delta-trigger pushes
  • Multi-sensor ready
    RS-485 daisy-chain, one-click Assign & Live Test
  • Clear device status
    Display: AP → CONN → NOrN
See Live Demo Jump to Specs

Setup in Minutes

No app required. Configure in a browser via the built-in AP.

  1. 1
    Connect one sensor

    Wire to RS-485. Start with one for clean addressing.

  2. 2
    Enter AP mode

    Power up → “AP”. Short-press setup to re-enter AP.

  3. 3
    Open the portal

    Join Wi-Fi “Pebble-Setup” (pass: setup1234) then visit http://192.168.4.1

  4. 4
    Configure Wi-Fi & device

    Name tanks, set keep-alive (1–4h), delta threshold.

  5. 5
    Assign & test sensors

    One-click “Assign” address, then Live Test.

  6. 6
    Save & finish

    “Save All Settings” → CONN → NOrN. You’re online.

Full Setup Guide

Technical Specifications

Summary specs derived from the setup workflow.

Connectivity

  • • Built-in AP for onboarding (SSID: Pebble-Setup, pass: setup1234)
  • • Local web UI at http://192.168.4.1
  • • Joins site Wi-Fi for cloud updates after configuration

Sensor Interface

  • • RS-485 terminals; one-click address Assign
  • • Live Test mode for immediate reading validation

Update Policy

  • • Keep-alive interval selectable (1–4 hours)
  • • Instant push on level change (delta threshold configurable)

Status & Controls

  • • Display states: “AP”, “CONN”, “NOrN”
  • • Physical setup button (short press to enter AP)
Note: Electrical/datasheet values (input voltage, enclosure rating, temperature) depend on hardware revision.

What’s in the Box

  • • Pebble Smart Sensor (main unit)
  • • RS-485 terminal block
  • • Power adapter (region-specific)
  • • Quick start card with AP details
  • • Basic mounting kit

Requirements

  • • 2.4 GHz Wi-Fi network (SSID & password)
  • • Compatible RS-485 level sensor(s)
  • • Phone, tablet, or laptop with Wi-Fi and a web browser
  • • Tank dimensions/IDs for naming & setup

FAQ & Support

I can’t find “Pebble-Setup” Wi-Fi.

Short-press the setup button to re-enter AP mode. Long press (7+ seconds) resets network settings if needed.

Sensor shows “Error” in test mode.

Check wiring, then ensure you pressed “Assign” to program the RS-485 address before testing.

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Ready to protect every tank?

Start a trial or purchase now—setup takes minutes.

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