Product Overview
Keyence EH-108 is a shielded proximity sensor head. It detects ferrous metals with high repeatability. The unit suits tight spaces and oil-rich machines. It offers stable sensing up to 1.5 mm. Maximum distance reaches 2.5 mm. Its IP67 housing resists dust and water. The sensor works in temperatures from -10 to +60°C. It is ideal for automation, CNC, and packaging lines.
Technical Specifications
| Brand | Keyence |
| Model | EH-108 |
| Series | EH Series Proximity Sensor Head |
| Module Type | Shielded Sensor Head |
| Detection Target | Ferrous metals |
| Standard Target | Iron, 10 x 10 mm, t=1 mm |
| Stable Detecting Range | 0 to 1.5 mm |
| Maximum Detecting Distance | 2.5 mm |
| Hysteresis | 0.07 mm |
| Repeatability | 0.005 mm |
| Temperature Characteristics | ±10% max. at 23°C, within -10 to +60°C |
| Enclosure Rating | IP67 |
| Ambient Temperature | -10 to +60°C (No freezing) |
| Relative Humidity | 35 to 85% RH (No condensation) |
| Weight | Approx. 51 g with nuts and 3-m cable |
Core Performance Data
- Measuring Range: 0 to 2.5 mm
- Frequency Response: Not specified by manufacturer
- Sensitivity: Stable detection at 1.5 mm
- Linearity: ±10% max. over temperature range
- Resolution: 0.005 mm repeatability
- Temperature Range: -10 to +60°C
- Environmental Resistance: IP67, oil-resistant, shielded
- Anti-interference: Shielded threaded body reduces cross-talk
Installation Guide
- Mount the sensor head with the supplied nuts.
- Keep the sensing face clear of metal chips.
- Use shielded cable to reduce electrical noise.
- Do not exceed 2.5 mm detection distance.
- Maintain ambient temperature within -10 to +60°C.
- Protect the cable from sharp edges and pulling.
Setup and Maintenance
- Clean the sensing face with a soft dry cloth.
- Check cable connections before power-on.
- Verify target distance after mounting.
- Replace damaged nuts or cable immediately.
- No special tools are needed for adjustment.
- Routine inspection extends service life.
Compatibility Notes
- Works with Keyence EH series amplifiers.
- Compatible with standard ferrous metal targets.
- Oil-resistant body suits CNC and machine tools.
- Shielded type allows flush mounting.
- Not for nonferrous metals without calibration.
- Check amplifier input specs before use.
Certifications and Warranty
- Certifications: Not specified by manufacturer
- Warranty: 12 months
- Shipping: FedEx, UPS, DHL
- Packaging: 1 x EH-108 sensor head, 2 x nuts, 3-m cable
Typical Applications
- CNC tool position sensing
- Packaging machine timing
- Automotive assembly lines
- Robotic arm end detection
- Metal stamping press control
- Conveyor part presence checks
Diagnostic Capabilities
- Detects target presence with high repeatability.
- Provides stable output at close range.
- Shielded design reduces false triggers.
- IP67 rating helps diagnose water or dust ingress.
- Temperature drift stays within ±10%.
- Quick swap with same model for testing.
Why Buy From Oiltech Controls?
- 15+ years in industrial automation spare parts.
- Global shipment support.
- Tested industrial surplus and refurbished options.
- 12-month warranty on every unit.
- Technical verification before shipment.
- Support for obsolete control systems.
FAQ
Q: What is the maximum detection distance?
A: The maximum distance is 2.5 mm.
Q: Does it detect nonferrous metals?
A: It mainly detects ferrous metals. Nonferrous metals need testing.
Q: What is the repeatability?
A: Repeatability is 0.005 mm.
Q: Is it oil-resistant?
A: Yes. It is oil-resistant and shielded.
Q: What is the warranty?
A: We offer a 12-month warranty.
Contact Information
Email: info@oiltechcontrols.com
WhatsApp: +86 158 8020 0923
Copyright © 2026 Oiltech Controls Limited. All rights reserved.
Original Source: https://www.oiltechcontrols.com/
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