
Fronius Smart Meter | Bidirectional Modbus Energy Meter for PV Systems
The FRO-SMART-WR is a highly accurate bidirectional energy meter designed for photovoltaic systems. It measures energy flow with precision and communicates via Modbus RTU, making it ideal for integration with advanced PV system monitoring and control platforms.
KEY SPECIFICATIONS
• Model – FRO-SMART-WR
• Application – Bidirectional energy metering for PV systems
• Voltage Range – 85–690 V (phase-to-phase)
• Frequency – 50–60 Hz
• Communication Interface – Modbus RTU (RS-485)
• Accuracy Class – Class 1 (±1%)
• Power Supply – Powered directly from the measured voltage
• Mounting – DIN rail mounting
• Enclosure Rating – IP20 (indoor use)
• Ambient Operating Temperature – -40°C to +80°C
• Dimensions (W x H x D) – 6.1 × 3.35 × 1.5 inch
• Weight – 0.31 kg (0.68 lbs)
• Certifications – UL61010-1, CAN/CSA-C22.2 No. 61010-1-12, EN61326:2002, EN61000-4 series
• Warranty – 5-year limited warranty
• Country of Manufacture – Austria