The ALLNET MSR ALL4421 sensor is a compact and reliable DC voltage meter designed specifically for accurate direct current voltage measurement. With a voltage range from 0 to 40 volts DC, this meter is suitable for various applications.

• High Accuracy: Error margin of ±2 readings at 25°C ensures reliable measurements.
• Excellent Resolution: Measures down to millivolts for precise readings.
• Input Resistance: Capable input resistance of 1 GΩ covers most DC measurement needs.
• Operating Temperature: Wide range from -40°C to 70°C, suitable for different environments.
• Environmental Protection: Meets NEMA-4X (IP-65) standards when mounted on a panel, ensuring dust and water resistance.
• Communication Protocols: Supports various communication protocols such as Modbus RTU and Modbus TCP, making it highly versatile.

The ALLNET MSR ALL4421 sensor is a robust choice for precise DC voltage measurement in complex environments.