Before diving into the manual, it is important to understand the hardware. The is a digital fiber optic amplifier unit. It is designed to be used in conjunction with KEYENCE’s wide variety of fiber optic cables (both through-beam and reflective types). The "N" in LV-N11N typically signifies that the unit utilizes NPN transistor outputs , which is a standard output configuration for many PLCs (Programmable Logic Controllers) primarily manufactured by Japanese brands.
In the (usually at the top right), type LV‑N11N and press Enter .
As an NPN unit, the sensor sinks current to the negative terminal (0V): : +24 VDC Blue Wire : 0V Black Wire : Control Output 1 White Wire : Control Output 2 / External Input Calibration Methods
is a Multi-Purpose Digital Laser Sensor Amplifier unit featuring NPN output and dual control outputs. You can download the official documentation directly from the Keyence LV-N11N product page by selecting the "Manuals" tab. Output Type: NPN open collector (30 V max). Power Supply: 24 VDC (Operating range: 10–30 VDC).
The Keyence LV-N11N is a multi-purpose digital laser sensor amplifier designed for high-performance object detection in industrial automation. As a main unit with an NPN output, it serves as the control hub for a variety of laser sensor heads, offering features like a dual-digital display, high-speed response times, and an easy-to-use "NEO" preset system. Key Specifications
The is a cable-type main unit characterized by the following technical parameters: Specification Output Type NPN open collector, 2 outputs Power Supply 24 VDC (Operating voltage 10–30 VDC) Response Time 80 µs (High Speed) to 1.6 ms (Mega) Control Output Max 100 mA (stand-alone), 30 V max Operating Temp -20 to +55°C (no freezing) Timer Functions OFF, OFF-delay, ON-delay, One-shot (1–9,999 ms) Setup and Calibration Guide
If you are designing a control panel, the manual includes precise 2D CAD-like dimensions for the LV-N11N. It specifies the required spacing between units for heat dissipation (typically 10mm).
From the results page, click the for the LV‑N11N (it will show a thumbnail of the sensor).
| Resource | URL (copy‑and‑paste) | |----------|----------------------| | | https://global.keyence.com/products/sensors/lv-n11n/ | | Direct PDF (English, latest v2.10) | https://global.keyence.com/downloads/manuals/LV-N11N_UserManual_EN_v2.10.pdf | | EZ‑Config Software | https://global.keyence.com/support/software/ez-config/ | | Technical Support (USA) | https://www.keyence.com/support/contact/ | | Regional Site Selector | https://www.keyence.com/region/ |