Precipitation sensors are designed to measure rainfall amount and rainfall intensity in weather stations, building automation systems, HVAC and BMS applications, and other monitoring systems.
They are available with a pulse output or with an analogue output of 0–10 V or 4–20 mA. The analogue output version is selected when ordering.
Choose the appropriate version:
Precipitation sensor with pulse output – ANDRGP
Precipitation sensor with analogue output – ANDWKP
Product number – Precipitation Sensor with Pulse Output
Product number: ANDRGP
Technical Specifications – Precipitation Sensor with Pulse Output
| Dimensions: | approx. H 400 mm × Ø 160 mm |
| Measuring principle: | Tipping-bucket measuring system |
| Heating: | Yes, for winter operation |
| Power supply: | 230 VAC or 24 VAC/DC, depending on version |
| Output: | Pulse output: 1 pulse = 0.25 mm of precipitation |
| Collection area: | 200 cm² |
| Collection height with mast: | 1 m |
| Mast mounting: | For mast diameter up to 50 mm |
| Mechanical protection: | IP65 |
| Additional: | 60 cm mounting mast with V2A base plate is not included. |
ANDRGP is designed for connection to a digital input or pulse-counting input. Each pulse represents 0.25 mm of precipitation. Please specify the required power supply version when ordering: 230 VAC or 24 VAC/DC.
Technical Data Sheet – ANDRGP
Product number – Precipitation Sensor with Analogue Output
Product number: ANDWKP
Technical Specifications – Precipitation Sensor with Analogue Output
| Dimensions: | approx. H 400 mm × Ø 200 mm |
| Measuring principle: | Tipping-bucket measuring system |
| Measuring range: | 0–100 mm of precipitation / 24 h |
| Measurement reset: | Automatically reset every 24 hours |
| Heating: | Yes, for winter operation |
| Power supply: | 230 VAC |
| Pulse output: | 1 pulse = 0.25 mm of precipitation |
| Analogue output: | 0–10 V or 4–20 mA, depending on version |
| Collection area: | 300 cm² |
| Collection height with mast: | 1 m |
| Mast mounting: | For mast diameter up to 50 mm |
| Mechanical protection: | IP65 |
| Additional: | Wall or pole mounting bracket is not included as standard. |
Please specify the required analogue output when ordering: 0–10 V or 4–20 mA. The analogue signal represents the precipitation amount within a range of 0–100 mm during a 24-hour measurement period.
Technical Data Sheet – ANDWKP
Examples of use for the precipitation sensor / rainfall measurement
Rainfall Collection Sensors, which measure the amount of precipitation in millimeters, have various industrial applications. These sensors provide real-time rainfall data, helping businesses monitor and optimize processes. Some typical use cases include:
- Agriculture and Irrigation Management, Greenhouses: In agriculture, rainfall collection sensors help optimize irrigation systems. By measuring the amount of precipitation, farmers can adjust irrigation schedules to prevent overwatering or underwatering crops, improving water efficiency.
- Water Resource Management: Precipitation sensors are used to monitor water resources in reservoirs, rivers, and lakes. Data from these sensors help predict water availability and optimize water distribution, especially in areas prone to droughts or heavy rainfall.
- Flood Control and Early Warning Systems: Precipitation sensors are crucial in flood monitoring systems. By continuously monitoring rainfall, potential flood events can be predicted, alerts can be issued, and preventive measures can be taken in time (e.g., opening/closing spill gates or evacuating areas).
- Hydrology and Environmental Research: Rainfall data is essential in hydrological studies and environmental monitoring. Scientists use rainfall collection sensors to analyze precipitation patterns, study the impacts of climate change, and assess how rainfall affects ecosystems, rivers, and groundwater.
- Construction Site Management: On construction sites, rainfall sensors help project managers plan work schedules. Excessive rainfall can cause delays due to safety concerns or affect soil stability. Accurate rainfall data aids in managing deadlines, safety protocols, and resource allocation.
- Mining Industry: In open-pit mines, precipitation sensors monitor rainfall to assess potential hazards such as landslides, equipment failures, or flooding. They help optimize water drainage systems and improve safety by warning about weather conditions that might require work stoppage.
- Smart Cities / Smart Municipalities: Rainfall sensors are integrated into the infrastructure of smart cities to optimize water management systems. Data from these sensors help monitor drainage systems, manage public spaces like parks, and adjust road maintenance activities (e.g., activating de-icing systems when rain turns into freezing conditions).
- Renewable Energy and Hydropower Plants: In hydropower plants, rainfall sensors are used to monitor precipitation in watersheds. These data help operators forecast water inflow into reservoirs and optimize energy production while ensuring water safety and long-term availability.
- Road and Railway Transport: Rainfall sensors installed along railways and roads assist transportation systems in managing weather-related hazards. Data on heavy rainfall help authorities prevent landslides, manage potential road flooding, and adjust traffic or train schedules during adverse weather conditions.
- Aviation and Airport Management: Precipitation sensors are critical for monitoring weather conditions at airports. They help track rainfall intensity to ensure safe take-offs and landings, prevent flooding on runways, and manage flight schedules during heavy rain events.
- Wastewater Treatment Plants: Rainfall collection sensors are important for managing inflow at wastewater treatment plants. Excessive rainfall can overload treatment plants, leading to spills or untreated discharges. Data enables operators to adjust treatment processes, manage overflow systems, and prevent contamination.
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Available Precipitation Sensor Versions
| Type | Output | Power Supply | Measurement Range |
| ANDRGP | Pulse output: 1 pulse = 0.25 mm | 230 VAC or 24 VAC/DC | Accumulated precipitation amount |
| ANDWKP/230-U | 0–10 V + pulse output | 230 VAC | 0–100 mm / 24 h |
| ANDWKP/230-I | 4–20 mA + pulse output | 230 VAC | 0–100 mm / 24 h |
Warranty
All weather stations and weather sensors are manufactured in the European Union and are equipped with the appropriate CE compliance certificates. This is a robust and reliable product, backed by a 1-year warranty.
