Omron E3X-NHB11 | Omron Fiber Optic Sensor Amplifier 12–24VDC NPN Output

Description The Omron E3X-NHB11 is a fine-tuning fiber optic sensor amplifier designed for precision photoelectric sensing in industrial automation systems. It operates on 12 to 24 VDC and utilizes a red LED light source with an NPN open-collector output. The unit supports automatic and manual threshold adjustment for accurate detection of small or low-contrast objects. Technical Specifications Condition New/Never Used Surplus Brand Omron Category Sensors & Switches Part Number E3X-NHB11 Subcategory Photoelectric Series E3X-N Sensor Type Fiber Optic Amplifier Supply Voltage 12–24 VDC ±10% Current Consumption 75 mA max. Output Type NPN Open Collector Light Source Red LED (680 nm) Response Time 1 ms max. Sensitivity Adjustment Automatic or Manual (13 Levels) Protection Output Short-Circuit, Reverse Polarity Mounting Type DIN Rail Operating Temperature -25°C to 55°C Weight 1.23 lbs Information About E3X-NHB11 The E3X-NHB11 is part of the Omron E3X-N series of fiber optic sensor amplifiers used with compatible fiber optic cables for compact and high-accuracy detection tasks. It features a pulse-modulated red LED light source (680 nm) and supports fine sensitivity adjustment across 13 selectable threshold levels. The amplifier incorporates mutual interference prevention to maintain stable performance when multiple units are installed side by side. Designed for DIN rail mounting, it includes protective circuits such as output short-circuit protection and reverse polarity protection to enhance operational reliability in industrial environments. Key Features: Fiber Optic Amplifier Design: Compatible with external fiber optic cables for flexible sensing configurations. 12–24 VDC Operation: Supports standard industrial DC power systems. NPN Open Collector Output: Provides solid-state switching up to 75 mA max. 13-Level Fine Threshold Adjustment: Enables automatic or manual sensitivity tuning. Red LED Light Source (680 nm): Pulse-modulated for stable and precise detection. Mutual Interference Prevention: Reduces signal disturbance in multi-unit installations. Built-in Protection Circuits: Output short-circuit and reverse polarity protection included. DIN Rail Mounting: Allows organized installation in control panels. The E3X-NHB11 delivers the reliability and precision required for high-accuracy fiber optic sensing in industrial automation systems.