2ch 4-20mA Current Signal Acquisition Sampler Board RS485 Module

The 2ch 4-20mA Current Signal Acquisition Sampler Board RS485 Module is designed for precise current measurement and data acquisition. Here are its features, specifications, and applications:

  Features:  

• 2-channel 4-20mA current acquisition sampler.
• Supports RTU instructions with 03/06 function codes.
• Current measurement ranges for IN1/IN2 channels are 0-25mA.
• Up to 247 modules can be connected by modifying the RS485 address.
• Current resolution is 0.1mA, with a measurement accuracy of 1%; calibration is possible if the error exceeds 1%.
• MODBUS commands can be executed via serial HyperTerminal (serial assistant) or PLC input.
• Supports up to 247 devices in parallel under the MODBUS command mode.

  Specifications:  

• Input Voltage Range: 8-25V
• Current Acquisition: 4-20mA
• Accuracy: 1%
• Dimensions (LxWxH): 30mm x 15mm x 4mm
• Weight: 3g

  Applications:  

• 4-20mA/0-20mA Sensor applications
• 0-25mA Current analog acquisition
• Automated industry PLC systems
• Smart Home and Home Automation applications
• Identification systems
• RS485 Remote monitoring systems
• Multimeter and voltmeter integration

  Package Includes:  

• 1 x 2ch 4-20mA Current Signal Acquisition Sampler Board RS485 Module