![[OMRON] — E3X-SD Simple Fiber Amplifier (Digital Display, Direct Key Setting)](https://img.prosourcemro.com/2026/05/001-1.png)
Fiber Optic
Omron
[OMRON] — E3X-SD Simple Fiber Amplifier (Digital Display, Direct Key Setting)
Family ID: OMRON-E3X-SD
Simple and affordable fiber amplifier unit with digital display and direct key setting. One-key one-function feature for quick, easy operation. UP/DOWN sensitivity adjustment, teaching with/without workpiece, and automatic teaching for moving workpieces. 12-24 VDC power supply, open-collector output (NPN/PNP), Light-ON/Dark-ON selectable. Mutual interference prevention up to 5 amplifiers gang-mounted. Compatible with E32 series fiber optic head units. Mounting Bracket (E39-L143), DIN track End Plate (PFP-M), and Wire-saving Connectors (E3X-CN11 Master / E3X-CN12 Slave) sold separately — contact for quote.
4 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| E3X-SD21 2M | OMRON E3X-SD21 fiber amplifier, NPN open-collector, 2m pre-wired cable. | OMRON | Output: NPN | Connection: Pre-wired (2m cable) | Light Source: Red 4-element LED (625 nm) | Display: Digital incident light level / threshold value | Sensitivity Setting: UP/DOWN keys, teaching with/without workpiece, automatic teaching | Power Supply: 12 to 24 VDC ±10%, ripple (p-p) 10% max. | Power Consumption: 960 mW max. (40 mA @ 24 VDC) | Control Output: Open-collector, 26.4 V max., 50 mA max., residual voltage 1.5 V max. | Mode Selector: Light-ON / Dark-ON | Response Time: Operate/Reset 200 μs max. (350 μs for 8+ amplifiers) | Mutual Interference Prevention: Up to 5 amplifiers (optically synchronized) | Protection: IP50 (with Protective Cover) | Ambient Temperature: -25°C to 55°C (1-3 amps), -25°C to 50°C (4-11), -25°C to 45°C (12-16) | Mounting: DIN track or Mounting Bracket E39-L143 (sold separately) | ||
| E3X-SD51 2M | OMRON E3X-SD51 fiber amplifier, PNP open-collector, 2m pre-wired cable. | OMRON | Output: PNP | Connection: Pre-wired (2m cable) | Light Source: Red 4-element LED (625 nm) | Display: Digital incident light level / threshold value | Sensitivity Setting: UP/DOWN keys, teaching with/without workpiece, automatic teaching | Power Supply: 12 to 24 VDC ±10%, ripple (p-p) 10% max. | Power Consumption: 960 mW max. (40 mA @ 24 VDC) | Control Output: Open-collector, 26.4 V max., 50 mA max., residual voltage 1.5 V max. | Mode Selector: Light-ON / Dark-ON | Response Time: Operate/Reset 200 μs max. (350 μs for 8+ amplifiers) | Mutual Interference Prevention: Up to 5 amplifiers (optically synchronized) | Protection: IP50 (with Protective Cover) | Ambient Temperature: -25°C to 55°C (1-3 amps), -25°C to 50°C (4-11), -25°C to 45°C (12-16) | Mounting: DIN track or Mounting Bracket E39-L143 (sold separately) | ||
| E3X-SD7 | OMRON E3X-SD7 fiber amplifier, NPN, wire-saving connector type. | OMRON | Output: NPN | Connection: Wire-saving connector (E3X-CN11/CN12 sold separately) | Light Source: Red 4-element LED (625 nm) | Display: Digital incident light level / threshold value | Sensitivity Setting: UP/DOWN keys, teaching with/without workpiece, automatic teaching | Power Supply: 12 to 24 VDC ±10%, ripple (p-p) 10% max. | Power Consumption: 960 mW max. (40 mA @ 24 VDC) | Control Output: Open-collector, 26.4 V max., 50 mA max., residual voltage 1.5 V max. | Mode Selector: Light-ON / Dark-ON | Response Time: Operate/Reset 200 μs max. (350 μs for 8+ amplifiers) | Mutual Interference Prevention: Up to 5 amplifiers (optically synchronized) | Protection: IP50 (with Protective Cover) | Ambient Temperature: -25°C to 55°C (1-3 amps), -25°C to 50°C (4-11), -25°C to 45°C (12-16) | Mounting: DIN track or Mounting Bracket E39-L143 (sold separately) | ||
| E3X-SD9 | OMRON E3X-SD9 fiber amplifier, PNP, wire-saving connector type. | OMRON | Output: PNP | Connection: Wire-saving connector (E3X-CN11/CN12 sold separately) | Light Source: Red 4-element LED (625 nm) | Display: Digital incident light level / threshold value | Sensitivity Setting: UP/DOWN keys, teaching with/without workpiece, automatic teaching | Power Supply: 12 to 24 VDC ±10%, ripple (p-p) 10% max. | Power Consumption: 960 mW max. (40 mA @ 24 VDC) | Control Output: Open-collector, 26.4 V max., 50 mA max., residual voltage 1.5 V max. | Mode Selector: Light-ON / Dark-ON | Response Time: Operate/Reset 200 μs max. (350 μs for 8+ amplifiers) | Mutual Interference Prevention: Up to 5 amplifiers (optically synchronized) | Protection: IP50 (with Protective Cover) | Ambient Temperature: -25°C to 55°C (1-3 amps), -25°C to 50°C (4-11), -25°C to 45°C (12-16) | Mounting: DIN track or Mounting Bracket E39-L143 (sold separately) |
