KM-N2-FLK

Overview of Omron KM-N2-FLK

The Omron KM-N2-FLK is a global power monitor designed for installation inside control panels. It is capable of monitoring various types of power circuits including single-phase and three-phase wiring methods, such as single-phase two-wire, single-phase three-wire, three-phase three-wire, and three-phase four-wire systems. The device supports up to 4 circuits for single-phase two-wire systems and provides comprehensive measurements of active, reactive, and regenerative power, as well as current, voltage, power factor, and frequency.

Key Features of Omron KM-N2-FLK

• Applicable Wiring: Single-phase two-wire, single-phase three-wire, three-phase three-wire, and three-phase four-wire
• Measurement Capacity: Up to 4 circuits (single-phase two-wire), 2 circuits (three-wire systems), or 1 circuit (three-phase four-wire)
• Rated Input Voltage: 100 to 277 VAC (varies with wiring type)
• Current Transformers: Compatible with 1 A or 5 A rated secondary current CTs, maximum 6 A CT secondary current
• Measured Items: Total power consumption (active, reactive, regenerative), power, current, voltage, power factor, frequency
• Measurement Accuracy: Active power accuracy 0.5% (IEC 62053-22 class 0.5S), reactive power 2% (IEC 62053-23 class 2)
• Sampling Cycle: 80 ms (50 Hz), 66.7 ms (60 Hz)
• Pulse Output: 4 PhotoMOS relay outputs, 50 mA max at 40 VDC
• Communication: RS-485 (2-wire half-duplex with start-stop synchronization)
• Operating Temperature: -25°C to 55°C (no condensation or icing)
• Protection Rating: IP20
• Dimensions: 90 × 90 × 65 mm (H×W×D)
• Weight: Approx. 350 g

Technical Specifications of Omron KM-N2-FLK

Applications / Use Case

The Omron KM-N2-FLK power monitor is ideal for energy management, continuous power monitoring, and automated control within industrial electrical distribution systems. Its compatibility with various wiring configurations and communication capabilities allow it to serve as a core component in smart energy management and monitoring systems.