JBD-2 Type Acoustic and Optical Rain Gauge Alarm

1. Product Overview

This instrument consists of an outdoor bucket rain gauge and an indoor alarm recorder, widely used for recording, displaying the rainfall process, and for alerting mountainous residents to heavy rain and flood disasters.

This rain gauge meets the national standards GB/T11832-2002 "Bucket-type Rain Gauge" and holds a national industrial product production license.

This alarm instrument features three-time period rainfall alerts with three-level audio-visual voice alarms for each period, as well as low power supply voltage alerts. Compared to manual irrigation rain gauges, this set requires no manual irrigation, offers more reliable performance, and requires no maintenance, making it highly favored by a wide range of users.

2. Performance Parameters

2.1 Rain Gauge Resolution: 0.1, 0.2, 0.5, 1.0 mm options available.

2.2 Display Method and Content: LCD double-row Chinese character display showing time, yesterday's rainfall, today's rainfall, and alarm level.

2.3 Storage Capacity: Solid-state storage can record 8-10 years of rainfall process information (with an annual rainfall of 3,500mm), which can be read out by professional computer software via the USB communication port.

2.4 Clock Function: Displays time.

2.5 Alarm Methods: 1-hour, 3-hour, and 12-hour intervals; each interval features three-level sound, light, and voice alarms for rainfall amounts, plus low-voltage power alarm.

2.6 Alarm Input/Output Interface: USB and audio signal output interface.

2.7 Power Supply: DC 4.5V, 3 regular 1# dry batteries + automatic switching power supply with AC/DC conversion module.

2.8 Work Environment: Temperature: -10℃ to 50℃; Relative Humidity: <95% (at 40℃).

Alarm dimensions and weight: 240×170×60mm, ≤1200g (without battery).