Omron Photoelectric E3S-C Sensor Programmable Logic Controller
The Omron E3S-C Series is a rugged, compact line of photoelectric sensors engineered for harsh chemical and washdown environments, especially in food, beverage, and pharmaceutical industries. With high chemical resistance, IP69K-rated stainless steel housing, and superior sensing performance, the E3S-C series offers unmatched reliability in demanding conditions.
Categories:
Omron Photoelectric Sensor- Excellent Resistance – Reliable operation in environments with water and oil; ideal for areas with oil mist
- Long-Range Sensing – Up to 30 m detection distance with Through-beam models
- High Shock Resistance – Rated at 1,000 m/s² for robust performance in demanding environments
- Metal M12 Connector Models – Available with durable pre-wired metal M12 connectors
- NPN/PNP Selector Switch – Flexible output configuration via selectable switch
| Specification | Description | |||||
|---|---|---|---|---|---|---|
| Sensing method | Through-beam | Retro-reflective (with M.S.R. function) *1 |
Diffuse reflective | |||
| Item | Model | Horizontal E3S-CT11(-M1J) |
Horizontal E3S-CR11(-M1J) |
Horizontal E3S-CD11(-M1J) |
Horizontal E3S-CD12(-M1J) |
|
| Vertical E3S-CT61(-M1J) |
Vertical E3S-CR61(-M1J) |
Vertical E3S-CD61(-M1J) |
Vertical E3S-CD62(-M1J) |
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| Sensing distance | 30 m | 3 m (when using E39-R1) |
700 mm (300 × 300 mm white paper) |
2 m (300 × 300 mm white paper) |
||
| Standard sensing object |
Opaque, 15-mm dia. min. |
Opaque, 75-mm dia. min. |
--- | |||
| Differential travel | --- | 20% max. of sensing distance | ||||
| Directional angle | Emitter and Receiver: 3° to 15° |
3° to 10° | --- | |||
| Light source (wavelength) |
Infrared LED (850 nm) |
Red LED (660 nm) | Infrared LED (850 nm) | |||
| Power supply voltage | 10 to 30 VDC including 10% (p.p) ripple | |||||
| Current consumption | 50 mA max. (Emitter 25 mA max. Receiver 25 mA max.) |
40 mA max. | ||||
| Control output |
Load power supply voltage: 30 VDC max. Load current: 100 mA max. (Residual voltage: NPN output: 1.2 V max., PNP output: 2.0 V max.) Open controller output (NPN/PNP selectable) Light-ON/Dark-ON selectable |
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| Protection circuits | Power supply reverse polarity circuit protection, Output short-circuit protection |
Power supply reverse polarity protection, Output short-circuit protection, Mutual interference prevention |
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| Response time | Operate or reset: 1 ms max. | Operate or reset 2 ms max. |
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| Sensitivity adjustment |
One-turn adjuster | Two-turn endless adjuster with an indicator | ||||
| Ambient illumination (Receiver side) |
Incandescent lamp: 5,000 lx max. Sunlight: 10,000 lx max. |
|||||
| Ambient temperature range |
Operating: -25°C to 55°C, Storage: -40°C 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 |
Destruction: 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 |
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| Shock resistance | Destruction: 1,000 m/s2 3 times each in X, Y, and Z directions | |||||
| Degree of protection | IEC 60529: IP67 (in-house standards: oil-resistant), NEMA: 6P (indoors only) *2 | |||||
| Connection method |
Pre-wired (standard cable length: 2 m) or Pre-wired M12 Connector (standard cable length: 0.3 m) |
|||||
| Weight (packed state) | Approx. 270 g (Pre-wired cable) Approx. 230 g (Pre-wired Connector (M12)) |
Approx. 160 g (Pre-wired cable) Approx. 130 g (Pre-wired Connector (M12)) |
Approx. 150 g (Pre-wired cable) Approx. 110 g (Pre-wired Connector (M12)) |
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| Material | Case | Zinc die-cast | ||||
| Operation panel cover |
PES (polyether sulfone) | |||||
| Lens | Methacrylic resin | |||||
| Mounting Bracket |
Stainless steel (SUS304) | |||||
| Accessories |
Mounting Bracket (with screws), Adjustment screwdriver, Instruction manual, and Reflector (only for Retro-reflective Sensors) |
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Sensors
| Sensing method | Appearance | Connection method | Sensing distance | Model |
|---|---|---|---|---|
| Through-beam
(Emitter + Receiver) * |
Horizontal
 |
Pre-wired | 30 m (Infrared light) | E3S-CT11 2M
Emitter E3S-CT11-L 2M Receiver E3S-CT11-D 2M |
| Pre-wired Connector (M12) | E3S-CT11-M1J 0.3M
Emitter E3S-CT11-L-M1J 0.3M Receiver E3S-CT11-D-M1J 0.3M |
|||
Vertical
 |
Pre-wired | E3S-CT61 2M
Emitter E3S-CT61-L 2M Receiver E3S-CT61-D 2M |
||
| Pre-wired Connector (M12) | E3S-CT61-M1J 0.3M
Emitter E3S-CT61-L-M1J 0.3M Receiver E3S-CT61-D-M1J 0.3M |
|||
| Retro-reflective | Horizontal
 |
Pre-wired | 3 m (Red light) | E3S-CR11 2M |
| Pre-wired Connector (M12) | E3S-CR11-M1J 0.3M | |||
Vertical
 |
Pre-wired | E3S-CR61 2M | ||
| Pre-wired Connector (M12) | E3S-CR61-M1J 0.3M | |||
| Diffuse-reflective | Horizontal
 |
Pre-wired | 700 mm (Infrared light) | E3S-CD11 2M |
| 2 m (Infrared light) | E3S-CD12 2M | |||
| Pre-wired Connector (M12) | 700 mm (Infrared light) | E3S-CD11-M1J 0.3M | ||
| 2 m (Infrared light) | E3S-CD12-M1J 0.3M | |||
Vertical
 |
Pre-wired | 700 mm (Infrared light) | E3S-CD61 2M | |
| 2 m (Infrared light) | E3S-CD62 2M | |||
| Pre-wired Connector (M12) | 700 mm (Infrared light) | E3S-CD61-M1J 0.3M | ||
| 2 m (Infrared light) | E3S-CD62-M1J 0.3M |
Slits
| Slit width |
Sensing distance |
Minimum detectable object (reference value) |
Model | Quantity | Remarks |
|---|---|---|---|---|---|
| 0.5 mm × 11 mm | 1.8 m | 0.5-mm dia. | E39-S61 | 1 set each for Emitter and Receiver (8 Slits total) |
(Snap-in Long Slit) Can be used with the E3S-CT[]1(-M1J) Through-beam Sensor. Refer to Data Sheet. |
| 1 mm × 11 mm | 3.5 m | 1-mm dia. | |||
| 2 mm × 11 mm | 7 m | 2-mm dia. | |||
| 4 mm × 11 mm | 15 m | 2.6-mm dia. |
Reflectors
| Name | Sensing distance | Model | Quantity | Remarks | |
|---|---|---|---|---|---|
|
Rated value |
Reference value | ||||
| Reflectors | 3 m | --- | E39-R1 | 1 | Provided with the E3S-CR[]1(-M1J) Retro-reflective Sensor. |
| --- | 4 m | E39-R2 | 1 | --- | |
| Small Reflectors | --- | 1.5 m | E39-R3 | 1 | --- |
| --- | 750 mm | E39-R4 | 1 | --- | |
| Tape Reflectors | --- | 700 mm (50 mm) * | E39-RS1 | 1 | Enables MSR function. |
| --- | 1,100 mm (100 mm) * | E39-RS2 | 1 | ||
| --- | 1,400 mm (100 mm) * | E39-RS3 | 1 | ||
Mounting Brackets
| Appearance | Model | Quantity | Remarks |
|---|---|---|---|
 |
E39-L102 | 1 | Provided with Horizontal Models. |
 |
E39-L103 | 1 | Provided with Vertical Models. |
 |
E39-L85 | 1 | Mounting bracket for changing from E3S-[][][][][]42/44
to E3S-C Vertical Models. |
 |
E39-L86 | 1 | Mounting bracket for changing from E3S-[][][][][]43
to E3S-C Vertical Models. |
 |
E39-L87 | 1 | --- |
Sensor I/O Connectors (Sockets on One Cable End)
| Cable | Appearance | Cable type | Model | |
|---|---|---|---|---|
| Fire-retardant,
robot cable |
 |
2 m | 3-wire | XS2F-D421-DC0-F |
| 5 m | XS2F-D421-GC0-F | |||
 |
2 m | XS2F-D422-DC0-F | ||
| 5 m | XS2F-D422-GC0-F | |||
|
Catalog Name
|
Catalog Number[size]
|
Last Update
|
|
|---|---|---|---|
| E3S-C Data Sheet | --- [1320KB] |
May 08, 2023 | E3S-C Data Sheet |
| E3S-C Operating Procedures | --- [396KB] |
Dec 01, 2021 | E3S-C Operating Procedures |
Applications
- PET and glass bottle detection on conveyor belts
- Transparent film and blister pack presence verification
- Carton sealing and filling line sensors
- Pharmaceutical packaging and food & beverage lines
Why Choose
- Optimized for transparent and light-transmitting materials
- Adjustable sensitivity ensures stable operation in variable lighting
- Compact and rugged design ensures long life in industrial settings
- Simple installation with easy-to-align reflective setup
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