RainBal: Weighing principle self-emptying rain gauge

RainBal: Weighing principle self-emptying rain gauge

Weighing rain gauge combining high accuracy with a self-draining mechanism. Designed for liquid precipitation, it delivers precise intensity and totals without overflow or manual intervention. Ideal for operational networks and remote monitoring.
Get a Quote or Consultation
Type RainBal 200  RainBal 314
Orifice Area / Diameter / Height 200 cm2 / ∅ 160 mm / H 320 mm 314 cm2 / ∅ 200 mm / H 355 mm
Weight 4.6 kg 5.2 kg
Range of Precipitation Unlimited
Intensity 2000 mm/h
Accuracy of Amount ±0.025 mm or ±1 % ±0.016 mm or ±1 %
Accuracy of Intensity ±1.5 mm/h or ±1 %
Threshold of Amount 0.025 mm/40 min 0.016 mm/40 min 
Threshold of Intensity 0.025 mm/min 0.016 mm/min
Resolution Amount: 0.001 mm; Intensity: 0.1 mm/h
Measuring Element Strain-gauge bridge (hermetically sealed and temperature compensated)
Power Supply 
  • 5 to 30 VDC (max 40 mW, typ 1.2 mA@12 VDC)
  • Heating (optional): 10-28 VDC, 5-35 Watt
Pulse Output by Relay Contact 1 / 0.1 / 0.01 mm (1 / 0.1 / 0.01 / 0.001 inch)
Serial Output SDI-12 by default / RS 485 selectable
Output Parameters Intensity, cumulative precipitation, weight (metric and imperial units)
Connector and Cable M12 8-pin; M12 4-pin (for optional heater); 10 m PUR cable
Pole Mount Diameter: 50-60 mm (2’’); by TB 334 mounting bracket (see below)
Operating Measuring Temperature Range 0 to 70 °C (with heating: -20 to 70 °C)
Operating Deployment Temperature Range -40 to 70 °C
Operating Humidity Range 0 to 100 %
Degree of Protection IP65
Explore compatible products for your application.

More products from this category

Discover additional products from this category that complement your application. Browse the full range to find suitable solutions for your specific requirements.
SPA-2 complete product set with installation components

SPA-2

Analyzer for snowpack properties and continuous monitoring
Learn more
IDS-20 complete sensor installation in a neutral perspective view

IDS-20

IDS 20 ice detection sensor measures icing, freezing rain and ice thickness using impedance analysis. Integrates meteorological data such as temperature and humidity for plausibility checks to improve reliability of ice detection.
Learn more
SND complete outdoor installation in a neutral perspective

SND

Acoustic sensor for snow drift and wind measurement
Learn more
SMA-2 complete outdoor installation in a wide perspective

SMA-2

Analyzer for snowmelt processes and water run-off
Learn more
Reliable monitoring at global scale

Built on data. Proven worldwide.

KISTERS provides reliable monitoring solutions for water, weather, and environmental data – trusted by organizations around the world.
7.000+

Monitoring stations

Monitoring stations collect hydrological, meteorological, and environmental data across the globe.
14

KISTERS subsidiaries

Supporting customers across Europe, North America, Latin America, China, Australia, and New Zealand.
120+

Countries

Government agencies, research institutes, and utilities rely on KISTERS monitoring solutions in more than 120 countries.
50.000+

Connected sensors

Connected sensors measure water levels, rainfall, flow, and environmental parameters across intelligent monitoring networks.

“HailSens represents the culmination of years of dedicated research. As the only hail sensor that seamlessly integrates with hailpad data – the gold standard for scientists worldwide.”

Edgar Wetzel from KISTERS in a portrait photo
Edgar Wetzel
Global Head of Product Management Instrumentation HydroMet
Contact us

We’d love to hear from you.

Our friendly team is always here to talk.
Request product information

Fill out the form and our experts will get back to you shortly.

Product (Global)
Your data is safe with us. We will never share your information.
Logotipo KISTERS
Products enquiry
You are requesting information about:
RainBal complete precipitation gauge in a neutral front perspective
RainBal – Weighing principle self-emptying rain gauge
Self-draining weighing rain gauge
  • Extreme rain intensity measuring range of 2000 mm/h according WMO guideline No 8
  • Low power consumption of typical 1,2 mA@12 VDC suitable for self contained rain monitoring station
  • Low maintenance for remote and unat-tended sites
  • Reliable and highly accurate rain sensor with embedded load cell technology
  • Self-emptying, no bucket overflow, fast emptying time of 500 ms
  • Drift-free and life-time calibrated
  • High MTBF, low total costs of ownership
  • SDI-12 and RS485 interface with stan-dardized protocols
  • Optional heater
  • Bluetooth communication
  • App for smart phones (IOS and Android)
  • Metric and imperial units
Trusted by experts worldwide
120+

Countrys

500+

Organizations

60+
Years of
Experience
ISO

Certified

Request a callback
Leave your contact details and our team will call you back.
Callback (Global)
Your data is safe with us. We will never share your information.
Logotipo KISTERS