Fronius WR User Manual

Op erating
Instructions
Fronius Smart Meter WR
42,0426,0455,EA 002-31082022
EN-US
Operating instructions

Fronius WR Specifications

General

Resolution	0.1 V
Display	LCD
Power Supply	Battery
Operating Temperature	50°C
Storage Temperature	60°C

Summary

Safety Rules

Explanation of Safety Instructions

Details safety instruction symbols and their meanings.

General Safety Precautions

Outlines general safety rules for device operation, maintenance, and personnel.

Qualified Personnel Requirements

Installation Procedures

Installation Checklist

A step-by-step guide for installing the Fronius Smart Meter.

Circuit Protection and Line Wiring

Covers essential circuit protection measures and line voltage wiring procedures.

Connecting Current Transformers

Details how to connect the current transformers (CTs) to the meter.

CT Wiring Procedures

Specific instructions for connecting CT wires to the terminal block.

Data Communication Cabling

Setting Modbus Address and Baud Rate

Guides on configuring Modbus address and baud rate using DIP switches.

Terminating Resistors

Multi Meter System Configuration

Commissioning

Fronius GEN24 Inverter Configuration

General Configuration

Installation via Browser

Configure as Primary Meter

Steps to configure the Smart Meter as primary for GEN24.

Configure as Secondary Meter

Steps to configure the Smart Meter as secondary for GEN24.

Operation and Status Indicators

Power Status LEDs

Modbus Communication LEDs