Omron

Omron F3SJ-E0185N25 F3SJ Series Safety Light Curtain

SKU F3SJ-E0185N25

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Omron

  • Product No.: F3SJ-E0185N25

  • Country of origin:Japan

  • Product Type: Safety Light Curtains

  • Payment: T/T, Western Union

  • Weight: 2000g

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

Designed for robust machine guarding and hand protection in automated assembly environments, the Omron F3SJ-E0185N25 safety light curtain provides reliable presence detection. This Type 4 safety sensor features a compact housing, integrated NPN solid-state outputs, and an optical design tailored for easy alignment and low power consumption. It is engineered to maintain safety integrity in demanding industrial setups where space is limited and reliable protective interruption is mandatory.

Features

  • Precise Detection: 25-mm resolution optimized for hand detection within the protected boundary.
  • Optimized Size: Compact 185 mm protective height utilizing 8 active infrared beams.
  • Solid-State Outputs: Dual NPN safety outputs with built-in short-circuit and overcurrent protection.
  • Rugged Housing: IP65-rated enclosure protecting internal optics against dust and low-pressure water jets.
  • Efficient Diagnostics: Direct visual status LEDs indicating alignment, synchronization, and output states.

Applications

  • Robotic workcell entry and perimeter monitoring.
  • Conveyor systems and high-speed packaging machinery.
  • Automated pick-and-place stations.
  • Access control for machine press side-guards.

Technical Specifications

Parameter Value
Manufacturer Omron
Model F3SJ-E0185N25
Sensor Type Type 4 Safety Light Curtain
Output Type NPN
Number of Beams 8
Beam Gap 20 mm
Detection Capability 25-mm diameter
Protective Height 185 mm
Operating Range 0.2 to 7 m
Power Supply Voltage SELV/PELV 24 VDC +/- 20% (ripple p-p 10% max.)
Emitter Current Consumption 41 mA max. (no load)
Receiver Current Consumption 40 mA max. (no load)
Light Source Infrared LED (870 nm)
Degree of Protection IP65
Net Weight 1 kg
Shipping Weight 2 kg

Empirical Engineering Insights

Alternative Models & Compatibility

The F3SJ-E (Easy) series represents a streamlined, cost-efficient safety solution compared to the F3SJ-B (Basic) and F3SJ-A (Advanced) variations. Because the "Easy" series is dedicated to simple ON/OFF safeguarding, it does not support serial cascading or complex muting/blanking options. Ensure your host safety relay or interface PLC supports NPN (sinking) inputs, as this module is not directly cross-compatible with PNP systems without external active conversion hardware.

Application Pitfalls & Engineering Notes

To prevent optical bypass, ensure no highly reflective surfaces (such as polished metals or painted guards) are positioned within the reflective path parallel to the sensing zone. Maintain the mandatory minimum safety distance from hazardous machine movements, calculated in accordance with ISO 13855, based on the F3SJ-E’s response time and the 25-mm resolution parameter.

Commissioning & Wiring Tips

Always route emitter and receiver synchronization cables away from high-voltage motor lines or variable frequency drive (VFD) outputs to prevent high-frequency noise interference. The use of a dedicated SELV/PELV 24 VDC power supply with common ground links for both emitter and receiver elements is highly recommended to guarantee synchronization and prevent random lockouts.

Installation Guidelines

CRITICAL WARNING: Prior to starting installation, verify that all power sources to the machine are physically de-energized, locked out, and tagged out in compliance with safe industrial electrical protocols. Ensure all residual charges in safety circuits have been verified as fully discharged.
1

Mount the emitter and receiver parallel to each other at the identical mechanical height using the supplied mounting brackets.

2

Connect the power and output cables, ensuring the dual safety NPN outputs are linked to an approved dual-channel safety monitoring device.

3

Energize the system and align the optical axes until the receiver status indicators turn steady green, confirming optimal signal strength.

FAQ

What is the resolution and primary protective target for this model?

The F3SJ-E0185N25 features a 25-mm resolution and 20-mm beam gap, making it optimized for reliable hand and arm protection.

What configuration of safety outputs does this safety light curtain use?

This model features dual NPN solid-state safety outputs, designed for integration into safety circuits utilizing active-low inputs.

Is cascading supported with the F3SJ-E0185N25?

No, the F3SJ-E (Easy) series does not support series connection or cascading. For modular cascading configurations, look to the F3SJ-B or F3SJ-A series.

What is the maximum functional detection range?

The operating range of this light curtain extends from 0.2 meters up to a maximum distance of 7 meters.

View all FAQs →

Quantity
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
Reviews
1 of 1
Only 4 item(s) left in stock
Quantity
View full details

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Japan

Technical knowledge

Commissioning OPC UA in KEPServerEX: A Field Checklist

A practical commissioning sequence for KEPServerEX OPC UA connections: define data ownership, test tags locally, configure endpoint and certificate trust, limit access, then verify failure recovery...

Set a PLC Commissioning Laptop IP Without Losing Access

Commissioning an Ethernet-connected PLC often starts with the laptop, not the controller. Learn how to record existing settings, choose a temporary address, test connectivity, and restore the plant...

Designing Automation for Combustible Dust Hazards

Combustible dust controls require more than alarms. Learn how to map dust generation, select instrumentation, design interlocks, handle failed feedback, test safe states, and maintain the full...

Hairpin Stators: Benefits, Limits, and Inspection

Hairpin windings raise slot fill and support compact traction motors, but conductor geometry, AC losses, insulation damage, weld quality, and cooling determine whether the design meets its targets.

Using Ansible for Controlled SCADA Server Changes

Use Ansible to standardize SCADA server changes without expanding OT risk. This guide covers inventories, idempotent playbooks, staged testing, credentials, logging, and practical rollback controls.

Securing Remote PLC Access Beyond the VPN

A VPN encrypts the path to an industrial network, but secure remote PLC work also needs identity controls, segmented access, change approval, logging, safe operating boundaries, and tested recovery...