lorawan® Pulse Counter EM300-DI

EM300-DI Pulse Counter – Smart lorawan® Water Meter with Integrated TH Monitoring

The Milesight EM300-DI is a compact, IP67-rated lorawan® pulse counter that transforms traditional water meters into intelligent, wireless-enabled systems. Designed for outdoor and industrial-grade environments, it supports reed switch and passive pulse meters, delivering high-frequency data acquisition (up to 2000 Hz) with real-time flow analysis, temperature and humidity sensing, and advanced alarm capabilities. With ultra-low power consumption and a replaceable 4000 mAh battery that lasts up to 5 years, the EM300-DI is the ideal solution for irrigation, property utilities, factory systems, and water-saving initiatives.

Key Features

• Supports reed switch and passive pulse meters (dry contact)
• Pulse counting up to 2000 Hz with a minimum pulse width of 250 µs
• Integrated temperature and humidity sensors with high accuracy
• Built-in alarms for water flow, outages, and temperature thresholds
• Internal data storage of up to 1,000 historical entries with retransmission
• lorawan® Class A support with wide frequency compatibility
• NFC-enabled configuration via mobile app
• Ultra-long wireless range up to 10 km line-of-sight
• Rugged ABS+PC enclosure with IP67 protection for indoor/outdoor use
• Battery-powered for up to 5 years at 10-minute intervals

Technical Specifications

Ideal Applications

• Smart Water Metering & Leakage Detection
• Property Utility Meter Reading
• Agricultural Irrigation Management
• Industrial Water Flow Monitoring
• Remote Data Logging in Harsh Environments

From Passive to Smart. Water Insight at Your Fingertips.

The EM300-DI enables intelligent water metering with lorawan® and onboard TH sensing—enhancing data transparency, system uptime, and sustainability. Now available from TerraQ Technologies across the MEA region.