The STRW240-A is an STS split-type prepaid brass water meter, designed as a multi-jet dry dial meter (Class 2.0 accuracy) compatible with DN15/DN20/DN25 pipe diameters. It features an IP68 waterproof rating, achieved through an epoxy-sealed circuit board and inter-case sealing ring, ensuring reliability in harsh, humid, or rainy environments. Powered by a replaceable 3.65V ER26500 lithium battery (8500mAh) with low-power technology, it delivers an 8+ year battery life. Equipped with a high-precision LCD display, infrared communication, and a robust structure (flame-retardant ABS thick-walled housing + precision brass body), the meter complies with ISO9001, ISO14001, and GB/T778-2018 standards. It integrates seamlessly with LoRa-RF modules (433MHz) and concentrators for remote monitoring, and works with the StronPay vending system & STRON AMI solution, supporting multiple recharge methods and comprehensive data management. Ideal for residential, commercial, and institutional water resource management.
2. Key Selling Points
STS Standard Compliance - Adheres to international STS standards for interoperability and reliability in prepaid metering systems.
Top-Tier Waterproof Performance - IP68 rating (waterproof, rainproof, humidity-resistant) with epoxy-sealed circuits and sealing rings, suitable for harsh environments.
Long-Lasting & Replaceable Battery - 8500mAh ER26500 lithium battery (8+ year lifespan) with independent battery compartment for easy replacement; low-battery alert and auto-valve lock (with data backup) for protection.
High-Precision Metering - Class 2.0 accuracy, supports Q3/Q1 ratio of 100, with permissible error ≤5% (Q1-Q2) and ≤2% (Q2-Q4) for accurate consumption tracking.
Comprehensive Tamper Detection - Automatically closes the valve upon magnetic interference; service restoration requires a tamper-clearing token; logs all tamper events.