Product Description

The Keyence EH-402 is a cylindrical, unshielded inductive proximity sensor head designed for high-precision detection of ferrous metals. With a 2.8 mm diameter, it offers a stable detecting range from 0 to 3 mm and a maximum detecting distance of 7 mm. This sensor head is ideal for applications requiring compact size and reliable performance in environments with limited space.​

Technical Specifications

• Model: EH-402
• Type: Unshielded, Cylindrical
• Detectable Object: Ferrous metals
• Standard Target (Iron, t=1 mm): 10 x 10 mm
• Stable Detecting Range: 0 to 3 mm
• Maximum Detecting Distance: 7 mm
• Hysteresis: 0.04 mm
• Repeatability: 0.002 mm
• Temperature Characteristics: ±30% to -10% of detecting distance at 23°C; within -10 to +60°C
• Environmental Resistance: IP67 Enclosure Rating
• Ambient Temperature: -10 to +60°C (No freezing)
• Relative Humidity: 35 to 85% RH (No condensation)
• Weight: Approx. 28 g (including nuts and 3-meter cable)