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Seeed Studio  |  SKU: 114992321

Seeed Studio RG-15 | Solid-State Optical Rain Gauge (Serial & Pulse)

Price incl. 19% VAT
Regular price €143,00
Price excl. VAT
€120,17
Shipping calculated at checkout. Shipping policy

The Seeed Studio RG-15 is an optical rain gauge that uses infrared instead of a tipping bucket.

  • No moving parts: no sticking or clogging from debris
  • Outputs: RS-232 serial and NPN open-collector pulse
  • Low power: 110 μA nominal, suits solar stations

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  • Warranty & Support: Consumer purchases are covered by the 2-year legal guarantee of conformity, and manufacturer warranty terms apply per brand. Our engineering team at shopioT provides technical support.

Delivery and Shipping

Tracked delivery within Cyprus by ACS Courier, and to all EU member states, the United Kingdom and Switzerland by FedEx International Priority. Orders ship from our warehouse in Nicosia, Cyprus, typically within 1–3 business days. Shipping cost is calculated at checkout by destination and parcel weight. See our Shipping Policy for rates and delivery times.

EU business? Enter your company name and a valid EU VAT number at checkout to remove VAT (reverse charge).

Description

The Seeed Studio RG-15 is an optical rain gauge designed to avoid the maintenance associated with traditional mechanical tipping buckets. Approximately the size of a tennis ball, the RG-15 uses internal infrared light beams to detect moisture on its curved lens surface. Because the round lens naturally discourages the collection of leaves, bird droppings, and dust, the sensor remains accurate without frequent cleaning. This solid-state design makes it well suited to remote weather stations and professional agricultural monitoring.

Smart Precipitation Detection

No Maintenance Design No moving parts to wear out and no internal water pathways to clog with sand or debris.
Hybrid Data Output Serial port provides detailed intensity data, while the open-collector output emulates standard tipping buckets.
Solar Optimized Enters a micropower mode when dry, consuming only 110μA, which suits off-grid LoRaWAN nodes.
Rugged Environmental Specs Rated for -40°C to +60°C; reverse polarity protected and easy to configure via onboard DIP switches.

Key Use Cases

• Precision Agriculture: Accurate irrigation management based on hyper-local rainfall accumulation.
• Smart Cities: Real-time urban flood monitoring and storm-water management without site maintenance.
• Off-Grid Weather Stations: Solar-powered meteorological research in remote or inaccessible locations.

Technical Integration

The RG-15 operates on a wide 5V to 15V DC range and is easily integrated with professional LoRaWAN® transmitters such as the SenseCap or Dragino serial/pulse bridges. For developers, the serial port allows for advanced configuration of resolution and filtering. Each unit comes with a standard terminal block for wiring and can be pole-mounted for optimal exposure. For guidance on multi-sensor weather station architecture, contact the shopioT engineering team.

Specifications

  • Primary Communication Protocol
    RS232
  • Interfaces (I/O)
    RS232
  • Configuration Method
    DIP Switches, RS232
  • Activation Method
    Plug & Play
  • Monitoring Parameters
    Rainfall
  • Measurement Technology

    Rainfall: optical, infrared beams inside a plastic lens

  • Measurement Accuracy

    Rainfall: ±10% nominal (field accuracy varies)

  • Measurement Resolution

    Rainfall: 0.2 mm (0.01 in) or 0.02 mm (0.001 in), selectable

  • Power Source
    DC Input
  • Power Input
    5–15 VDC on J1 (reverse-polarity protected to 50 V) or 3.3 VDC via J2 pin 8; outputs: NPN open-collector tipping-bucket emulation (100 mA / 80 V max), 3.3 V serial (1200–57600 baud)
  • Power Consumption
    110 µA nominal (dry, no outputs on), 2–4 mA when raining
  • Enclosure Material
    PC (Polycarbonate)
  • Mounting Options
    Pole Mount
  • Environment Rating
    Outdoor
  • Operating Temperature
    -40°C to +60°C
  • Warranty
    2 Years

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