Omron E2A-M12KS04-WP-B1 2M Proximity Sensor
The Omron E2A-M12KS04-WP-B1 2M Proximity Sensor is a cylindrical M12 shielded inductive sensor developed for precise 4 mm metal detection in industrial automation systems. Manufactured by Omron, this model supports flush mounting installations with a short body design and delivers stable switching through a DC 3-wire PNP Normally Open (NO) configuration. It is positioned within the Omron Proximity Sensors category, where cylindrical inductive sensing solutions are structured for machine-building and production environments. The sensor belongs to the Omron E2A Series, engineered to provide durable construction, consistent inductive response, and reliable operation across 12–24 VDC supply ranges with a pre-wired 2-meter cable interface.
| Brand | Omron |
| Product | Proximity Sensors |
| Model Number | E2A-M12KS04-WP-B1 2M |
Omron E2A-M12KS04-WP-B1 2M Proximity Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensor | Inductive |
| Housing Shape | Cylindrical |
| Size | M12 |
| Mounting type | Shielded |
| Sensing Distance | 4 mm |
| Setting Distance | 0 to 3.2 mm |
| Output configuration | DC, 3-wire, PNP |
| Operation Mode | NO |
| Body Length | Short body |
| Connection Method | Pre-wired 2M Cable |
| Response Frequency | 1,000 Hz |
| Power Supply Voltage | 12 to 24 VDC |
| Protection Circuit | Output reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor, Short-circuit protection |
| Ambient Temperature Range | Operating: −40°C to 70°C, Storage: −40°C to 85°C |
| Degree of Protection | IP67 after IEC 60529, IP69k after DIN 40050, EMC after EN60947-5-2 |
| Control Output | 200 mA max. (32 VDC max.), 2 V max. |
| Indicators | Operation indicator (Yellow LED) |
| Materials | Brass-nickel plated or stainless steel, PBT, Standard cable is PVC dia 4mm. Brass-nickel plated for brass models stainless steel for steel models |
| Weight | Approx. 85 g |
The Omron E2A-M12KS04-WP-B1 2M is often compared with other models in the E2A Proximity Sensor group due to shared installation characteristics and consistent sensing behavior. Engineers frequently evaluate Omron E2A-M12LN08-M1-C1 (8 mm sensing, DC, 3-wire, NPN, M12 connector (4-pins)) and Omron E2A-S08KN04-WP-B2 2M (M8, NC) when selecting suitable alternatives. This ensures compatibility when matching size, sensing distance, wiring style, output logic, or connector format. The E2A-M12KS04-WP-B1 2M integrates smoothly into machinery, fixtures, conveyors, and automation systems requiring dependable detection from an Omron Cylindrical Proximity Sensor.
