ABB PM644 central unit, PROFIBUS DP interface
Product Model: PM644
Product Description: The PM644 is a versatile and advanced power management relay designed for optimal monitoring and control of electrical systems. It provides comprehensive data on power quality, energy consumption, and system diagnostics, ensuring efficient operation and facilitating predictive maintenance.
Brand: ABB
Origin: Switzerland
Net Weight: 1.5 kg
Dimensions: 200 mm x 150 mm x 100 mm
Power Supply: 100-240 VAC, 50/60 Hz
Input/Output: 4 digital inputs, 2 relay outputs, 2 analog outputs 4-20 mA
Communication Interface: Ethernet Modbus TCP/IP, RS-485 Modbus RTU, and optional Profibus DP
Use: Commonly used in industrial automation, energy management, and building management systems for monitoring and controlling power distribution and quality.
The above parameters are for reference only. Please contact our technical team for precise selection.










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