Manufacturer:BENDER
Model:IR423-D4W-2
Series:B91016305W
Operating Voltage Range:AC 20V – 480V
Frequency Range:50/60Hz
Protection Rating:IP20
Insulation Resistance Range:1kΩ – 99.99MΩ
Measurement Accuracy:±1%
Communication Interface:RS485 Modbus RTU
Display:7-segment LED
Dimensions:90mm x 90mm x 75mm
Weight:0.7 kg
The BENDER IR423-D4W-2 is engineered for robust performance in demanding industrial settings. Its primary function is to monitor earth faults within electrical systems, providing early warnings to prevent potential hazards and downtime. The device is equipped with Modbus RTU communication capabilities, allowing seamless integration with existing SCADA systems. With a wide operating temperature range, it ensures reliability in various environmental conditions. Key design highlights include its compact size, easy installation process, and user-friendly interface. The device uses high-quality components, ensuring durability and longevity in harsh industrial environments. For optimal performance, users should install it according to the manufacturer’s guidelines and connect it to a power supply within the specified voltage and current ratings.


















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