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Enabling better global research outcomes in soil, plant & environmental monitoring.

ECRN-100 High Resolution Rain Gauge

The ECRN-100 is best used in research studies or for measuring precipitation. Plug-and-log capabilities with the Em50 series data loggers. Resolution: 0.2 mm (0.01 in); collector surface 200 q/cm.

High Resolution Rain Gauge

The best rain gauge for measuring precipitation and for use in scientific research.

Dual Spoon Mechanism for Better Resolution

Two internal tipping spoons make this rain gauge very sensitive, with one tip per 0.2 mm of rain.


Made of durable plastic that is UV, water, and frost-resistant.

Resolution 0.2 mm
Sensor Type Double-spoon tipping bucket
Output Pulse
Case Material ABS
Operating Environment 0°C to 60°C
Cable Length 5 m
Cable Connector Types 3.5 mm “stereo” plug
Rain Gauge Dimensions 17 cm x 14.2 cm
Data Logger Compatibility (not exclusive) Decagon Em50 series, ProCheck, Campbell Scientific
Warranty One year, parts and labour


Rain Gauge ECRN-100 ECRN-50
Measures Precipitation Precipitation
Resolution 0.2 mm 1 mm
Sensor Type Double-spoon tipping bucket Single spoon tipping bucket
Data Logger Compatibility Em50 series, ProCheck Em50 series, Em5b, ProCheck
Best if… You want precise measurements of rainfall You want estimates of irrigation events
But not if… You are interested in snowfall You need high resolution rain event measurements