Product Overview
ACCuMeasure™ 8500Q — a next-generation Class S Power Quality Analyzer designed for comprehensive monitoring and energy management. Engineered for industrial, commercial, and critical infrastructure applications, the ACCuMeasure 8500Q combines advanced harmonic analysis, demand forecasting, real-time monitoring, and secure cloud connectivity to deliver accurate, reliable, and standards-compliant power quality insights.
Technical Specifications
- Voltage Input: 50–600V AC
- Current Input: 10mA – 6A
- Frequency Range: 45–65 Hz
- Sampling Rate: 512 samples per cycle
- Accuracy Class: 0.2S (IEC 62053‑22)
- Harmonics: Full and Interharmonics up to 63rd
- Data Storage: 2GB Internal
- Communication: RS485 (Modbus) RTU
- Operating Conditions: -10°C to +55°C, 5–95% humidity
- Weight: 600 g
Advanced Power Quality Monitoring
ACCuMeasure™ 8500Q continuously monitors voltage, current, harmonics, demand, and power quality events to provide complete visibility into electrical system performance.
This helps:
- Detect power quality issues before they impact operations
- Monitor harmonics and interharmonics up to the 63rd order
- Improve system reliability through real-time insights
- Support informed maintenance decisions
Accurate Revenue-Grade Measurements
Designed with 0.2S Accuracy Class performance, the ACCuMeasure™ 8500Q delivers highly accurate electrical measurements for monitoring and energy management.
Real-Time Monitoring and Demand Forecasting
With 512 samples per cycle and built-in demand analysis, the meter provides detailed visibility into electrical system behavior and future load requirements.
Secure Remote Monitoring and Connectivity
Featuring Ethernet, Modbus TCP, RS485, and MQTT cloud connectivity, ACCuMeasure™ 8500Q makes critical electrical data accessible from anywhere.
Compliance with Industry Power Quality Standards
The ACCuMeasure™ 8500Q is designed to support IEC 61000-4-30 Class S, EN 50160 compliance, and harmonics monitoring requirements.


