K3MA-J-A2 100-240AC

Overview of Omron K3MA-J-A2-100-240AC

The Omron K3MA-J-A2-100-240AC is a process meter designed for measuring and displaying DC voltage and current in industrial automation systems. It features a highly visible 5-digit LCD with dual-color LED indicators for easy status monitoring and supports a broad power supply range of 100 to 240 VAC for versatile installation.

Key Features of Omron K3MA-J-A2-100-240AC

• Power Supply: 100 to 240 VAC (50/60 Hz)
• Measurement Inputs: DC voltage and current (0-20 mA, 4-20 mA, 0-5 V, 1-5 V, ±5 V, ±10 V)
• Display: 5-digit LCD with 14.2 mm character height and bi-color LEDs (red/green) for status indication
• Accuracy: ±0.1% full scale ±1 digit (at 23±3 °C)
• Sampling Period: 250 ms
• Functions: Scaling, max/min hold, forced zero, zero-limit, average processing, display color change, output type change
• Output: 2 relay contact outputs (SPST-NO) with 750 ms max delay
• Degree of Protection: NEMA 4X / IP66 for front panel (dust and water-resistant)
• Operating Temperature: -10 to 55 °C
• Mounting: Panel mount (96 x 48 mm cutout)
• Termination: Screw terminals with finger protection
• Memory Protection: Non-volatile EEPROM memory (100,000 write cycles)
• Power Consumption: Max 6 VA (under max load)

Technical Specifications

Applications / Use Case

The Omron K3MA-J-A2-100-240AC is used in process control applications including monitoring voltage and current in manufacturing, HVAC systems, and other industrial automation fields. Its robust design and clear display assist operators in real-time monitoring and controlling processes efficiently.