9.66” Collector TE Tipping Bucket Rain Gauge

TR-525M Tipping Bucket Rain Gauge

The TR-525M is a rugged, research-grade metric tipping bucket rain gauge with a 9.66″ (245 mm) high-catch collector and ±1% accuracy up to 50 mm per hour. Configure it with a siphon for heavy rainfall, a heater for freezing conditions, and a range of output and mounting options to fit your site.

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The TR-525M is a rugged, research-grade metric tipping bucket rain gauge with a 9.66" (245 mm) high-catch collector, built to deliver accurate, reliable rainfall data at a cost that fits any monitoring network.

How It Works:

Rain enters the knife-edge collector and is funneled into a precision tipping bucket. When the bucket fills, it tips, triggering a momentary switch closure that records each increment of rainfall. The bucket empties automatically with every tip, and water drains out of the gauge, so there’s nothing to empty or maintain between readings.

Built to Your Specifications:

Every TR-525M can be configured for your site and application. An R.M. Young representative will walk you through each option to make sure your gauge is built exactly the way you need it.

Configuration Options:

  • Tip rate: 0.1 mm or 0.2 mm per tip
  • Pivots: Brass or sapphire jewel
  • Reed switch: Single or dual
  • Heater: Optional, for operation through snow and freezing rain
  • Siphon: Optional, for accuracy in heavy rainfall up to 508 mm per hour

Output Options:

  • Standard: Reed switch pulse output with a 10 ft cable
  • 4–20 mA output
  • Internal pendant logger
  • External pendant logger
  • USB pendant logger: Logger with USB cable
  • No cable: Bare terminal block

Mounting Options:

  • Standard: Mounting feet, no pole base
  • MB-525 pole base: 1.00" NPT
  • MB-525 pole base: 1.25" NPT

Accessories:

  • FC-500 Field Calibration Kit: Verifies calibration on site, with no return shipping.
  • BB-525 Bird Repellent: Keeps birds from perching on and fouling the collector.

Ready to configure your gauge? Call us at (231) 946-3980 or email [email protected].

Weight

2 lbs

Height

12" (305 mm)

Accuracy

0-50 mm per hour; ±1%

Bounce Setting Time

0.75 ms

Bucket Material

Black ABS injection molded

Collector Diameter

9.66" (245 mm) with knife-edge

Splash out Protection

>2" (50 mm)

Funnel Depth

7.2" (183 mm)

Humidity Limits

0 to 100%

Level

Integral Bubble Level

Operating Temp

32 to 158°F (0 to 70°C)

Pivot

Ground bronze pivots with hardened stainless steel shaft (default)

Range

27" (700 mm) per hour maximum

Resolution

0.1 mm metric

Storage Temp

-40 to 185°F (-40 to 85°C)

Switch

Momentary potted reed switch

Switch Closure Time

135 ms

Switch Rating

30 VDC @ 2A, 115 VAC @ 1A