NB-IoT Non-Magnetic Metering Module

The NB-IoT Non-Magnetic Metering Module is a smart metering PCBA designed for mechanical water meter integration and remote meter reading applications. It combines non-magnetic inductive sensing with NB-IoT wireless communication, allowing compatible meters to collect flow data and transmit readings to a remote AMR / AMI platform through operator cellular networks.

With two-way NB-IoT communication, infrared maintenance, alarm reporting, low-power battery operation, and forward / reverse metering support, this module is suitable for meter manufacturers, utility companies, and system integrators developing smart water metering products or retrofit solutions.

Key Features

• NB-IoT communication for remote meter data transmission
• Non-magnetic inductive metering for compatible mechanical meters
• Supports forward and reverse metering
• Two-way communication with remote metering platforms
• Powered by 3.6V battery
• Battery life of up to 10 years under suitable conditions
• Operating frequency bands: 700 / 850 / 900 / 1800 MHz
• Peak output power: +23dBm ±2dB
• Receiving sensitivity up to -129dBm
• Working voltage range: 3.1V to 4.0V
• Working temperature range: -20°C to +70°C
• Storage temperature range: -40°C to +80°C
• Sleep current: 15–20µA
• Infrared communication distance: 0–8 cm
• Capacitive touch button for local maintenance and NB reporting trigger
• Infrared near-end maintenance for parameter setting, data reading, and firmware upgrade
• Disassembly alarm for installation status monitoring
• Magnetic attack alarm for abnormal magnetic interference detection
• Suitable for integration with meter reading platforms, handheld tools, and terminal communication modules

Applications

• NB-IoT smart water meter development
• Mechanical water meter metering modules
• Non-magnetic inductive water meter solutions
• AMR / AMI remote meter reading systems
• Utility water metering digitalization
• Battery-powered smart metering devices
• Meter OEM / ODM integration projects
• Smart city water consumption monitoring
• Field meter maintenance and remote data reporting

Compatible Meter Types

This module is mainly designed for compatible mechanical water meters using non-magnetic inductive metering structures, including dry-type water meters and smart water meter designs requiring NB-IoT communication.

Compatibility should be confirmed according to the meter structure, inductive sensing design, installation space, power supply design, communication bands, platform protocol, and project requirements.