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Specification & Description
| Specification | Description |
|---|---|
| Part Number | E2A-M12LS04-M1-B1 |
| Alternative Part Number | E2AM12LS04M1B1 |
| Manufacturer | Omron |
| Sensing Technology | Inductive Proximity Sensor |
| Housing Shape and Material | Cylindrical, Metric Threaded, Brass |
| Housing Size | M12 |
| Barrel Length | Long Body |
| Shield | Shielded |
| Sensing Distance | 4 mm |
| Connection Type | M12 Connector (4-pole) |
| Power Source and Output | DC, 3-wire, PNP open collector |
| Operation Mode | Normally Open (NO) |
| Response Frequency | 1,000 Hz |
| Power Supply Voltage | 12 to 24 VDC, Ripple (p-p): 10% max. |
| Current Consumption | 10 mA max. |
| Load Current | 200 mA max. (32 VDC max.) |
| Residual Voltage | 2 V max. (under load current of 200 mA with cable length of 2 m) |
| Indicator | Operation indicator (Yellow LED) |
| Protection Circuit | Output reverse polarity protection, Surge suppressor, Short-circuit protection |
| Ambient Operating Temperature | Operating: -40°C to 70°C, Storage: -40°C to 85°C (with no icing or condensation) |
| Temperature Influence | ±10% max. of sensing distance at 23°C within temperature range of -25°C to 70°C |
| Ambient Humidity | Operating: 35% to 95%, Storage: 35% to 95% |
| Voltage Influence | ±1% max. of sensing distance in rated voltage range ±15% |
| Insulation Resistance | 50 MΩ min. (at 500 VDC) between current carry parts and case |
| Dielectric Strength | 1,000 VAC at 50/60 Hz for 1 min between current carry parts and case |
| Vibration Resistance | 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions |
| Shock Resistance | 1,000 m/s², 10 times each in X, Y, and Z directions |
| Standards and Listings | IP67 after IEC 60529, IP69k after DIN 40050, EMC after EN60947-5-2 |
| Material | Sensing surface: PBT, Clamping nut: Brass-nickel plated for brass models, stainless steel for steel models |
The Omron E2A Series Proximity Sensor is a high-performance, cylindrical sensor designed for a wide range of industrial applications. This M12-sized, long-barrel sensor is engineered with a shielded construction and boasts a precise 4 mm sensing distance, ensuring reliable detection of metallic objects. Its PNP output and 12 to 24 V dc operating voltage make it versatile for integration into various control systems.
Crafted for durability, the sensor is encased in a robust brass body, offering superior resistance to industrial environments. It is rated IP67 and IP69k, indicating a high level of protection against dust and water ingress, making it suitable for use in wet conditions and washdown areas.
The E2A-M12LS04-M1-B1 model is particularly noted for its extended service life, a result of Omron's commitment to quality and a specialised manufacturing process. This sensor is an ideal choice for those seeking a reliable and long-lasting solution for proximity detection in their automation processes.
Commonly Asked Questions
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Frequently Asked Questions
What is the sensing technology used in this proximity sensor?
The E2A-M12LS04-M1-B1 uses inductive sensing technology, which allows it to detect the presence of metallic objects without direct contact.
Can this sensor be used in wet environments?
Yes, the sensor is designed with an IP67 and IP69k rating, making it suitable for use in environments where it may come into contact with water and other liquids.
What is the maximum sensing distance for this sensor?
The maximum sensing distance for the E2A-M12LS04-M1-B1 is 4 mm.
What type of output does this sensor have?
This sensor has a PNP open collector output.
What materials are used for the sensor's housing?
The sensor's housing is made of brass, which is nickel-plated for durability and corrosion resistance.
What type of electrical connection does this sensor support?
The sensor supports an M12 connector, making it easy to integrate into various industrial systems.
Is this sensor shielded or non-shielded?
This model, E2A-M12LS04-M1-B1, is a shielded type, which means it can be installed flush with metal surfaces without its sensing field being affected.
What is the power supply voltage range for this sensor?
The sensor operates within a power supply voltage range of 12 to 24 V DC.
What is the response frequency of this sensor?
The response frequency of the sensor is typically up to 800 Hz, which indicates how quickly it can detect objects.
Can this sensor be used with non-ferrous materials?
While the sensor is optimized for detecting ferrous metals, it can also detect non-ferrous materials, but the sensing distance may decrease in such cases.
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