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K7L-UDB Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The OMRON K7L-UDB is an ultra-miniature liquid leakage sensor amplifier from the K7L Series, designed for long-distance wiring applications .

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Key Specifications Specification Value Model K7L-UDB Product Type Liquid Leakage Sensor Amplifier (with Disconnection Detection) Supply Voltage 12 to 24 VDC (Allowable range: 10 to 30 VDC) Power Consumption 1 W max. Operate Resistance 0 to 1 MΩ (Adjustable via top panel adjuster) Release Resistance 105% min. of operate resistance Response Time Operate: 800 ms max. Release: 800 ms max. Startup: 2 s max. Output Configuration Open-collector transistor output 100 mA at 30 VDC max. Output Logic Selectable via DIP switch (ON when leak detected / OFF when leak detected) Disconnection Detection Yes (detects breaks in cable and sensing band) Wiring Distance (Total) 400 m max. (with specified 0.75 mm² 3-conductor VCT cable and OMRON sensing band) Ambient Temperature Operating: -10°C to 55°C Ambient Humidity Operating: 45% to 85% (non-condensing) Vibration Resistance 10 to 150 Hz, 0.1-mm single amplitude, 15 m/s² Shock Resistance 150 m/s² Insulation Resistance 10 MΩ at 100 VDC (case to current-carrying parts) Dielectric Strength 1,000 VAC at 50/60 Hz for 1 min (case to current-carrying parts) Weight Approx. 14 g Status Active