Omron E3T-FD12 2M Photoelectric Sensor
The Omron E3T-FD12 2M Photoelectric Sensor is an ultrathin diffuse-reflective offering a precise 5 to 30 mm sensing distance with a red LED (650 nm) light source. It operates on a 12 to 24 VDC supply and features an NPN output with an open-collector configuration for efficient signal transmission. This compact sensor is part of the Omron automation portfolio under the Omron Photoelectric Sensors category and the Omron E3T Series. Built with 20 mA current consumption, Light-ON operation mode, 1 ms response time, IP65 protection, and a 2 m pre-wired cable, it ensures high reliability in space-constrained industrial applications.
| Brand | Omron |
| Product Type | Photoelectric Sensor |
| Model Number | E3T-FD12 2M |
Omron E3T-FD12 2M Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Diffuse-reflective |
| Sensing Distance | 5 to 30 mm (50 × 50 mm white paper) |
| Light Source | Red LED (650 nm) |
| Power Supply Voltage | 12 to 24 VDC , ripple (p-p) 10% max. |
| Output configuration | NPN |
| Connection Method | Pre-wired 2 M cable |
| Current Consumption | 20 mA max. |
| Control Output | Load power supply voltage: 26.4 VDC max. Load current: 50 mA max. (residual voltage: 2 V max. for load current of 10 to 50 mA, 1 V max. for load current of less than 10 mA) Open-collector output |
| Operation Mode | Light-ON |
| Response Time | Operate or reset: 1 ms max. |
| Indicators | Operation indicator (orange), Stability indicator (green) |
| Ambient Illumination | Incandescent lamp: 5,000 lx max., Sunlight: 10,000 lx max. |
| Ambient Temperature Range | Operating: −25 to 55°C Storage: −40 to 70°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 35% to 85% Storage: 35% to 95% (with no condensation) |
| Insulation Resistance | 20 MΩ min. at 500 VDC |
| Dielectric Strength | 1,000 VAC, 50/60 Hz for 1 min. |
| Vibration Resistance | 10 to 2,000 Hz, 1.5-mm double amplitude or 300 m/s2 for 0.5 hours each in X, Y, and Z directions |
| Shock Resistance | 1,000 m/s2 3 times each in X, Y, and Z directions |
| Protection Circuits | Power supply and control output reverse polarity protection, Output short-circuit protection, Mutual interference prevention |
| Degree of Protection | IEC 60529 IP67 |
| Material | PBT (polybutylene terephthalate), Denatured polyarylate |
| Weight | Approx. 20 g |
The Omron E3T-FD12 2M operates on a 12–24 VDC supply and offers a sensing range of 5 to 30 mm, using a red LED (650 nm) for diffuse reflective sensing. It delivers quick responses in under 1 ms and features NPN open-collector output, making it ideal for high-speed industrial detection tasks. The pre-wired 2M cable enables quick installation in compact machinery setups.
This sensor is built for durability in demanding environments, with a degree of protection rated IP67 under IEC 60529. It resists vibration up to 2,000 Hz and shocks up to 1,000 m/s², with built-in protections against reverse polarity, short-circuiting, and mutual interference. With its lightweight 20 g housing and compact form factor, the Omron E3T-FD12 2M Photoelectric Sensor is a preferred solution for automation engineers.
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