Omron D4N-4220 Safety Limit Switch
| Brand | Omron |
| Product Type | Safety Limit Switch |
| Model Number | D4N-4220 |
Omron D4N-4220 Safety Limit Switch - Technical Specifications
| Specification | Value |
|---|---|
| Actuator | Roller lever (resin lever, resin roller) 1 |
| Conduit size/ Conduit openings | 1-conduit,M20 |
| Contact form | 2NC |
| Operating mechanism | Snap-action |
| Degree of protection | IP67 |
| Operating speed | 1 to 500 mm/s |
| Operating frequency | 30 operations/minute max. |
| Contact resistance | 25 mΩ max. |
| Rated insulation voltage (Ui) | 300 V |
| Rated frequency | 50/60 Hz |
| Insulation resistance | 100 MΩ min. |
| Vibration resistance | Malfunction 10 to 55 Hz, 0.75 mm single amplitude |
| Shock resistance | Destruction 1,000 m/s2 min. Malfunction 300 m/s2 min. |
| Ambient operating temperature | −30 to 70°C (with no icing) |
| Ambient operating humidity | 95% max |
| Weight | Approx. 82 g (D4N-1120) Approx. 99 g (D4N-6120) |
The D4N-4220 delivers exceptional performance through its snap-action mechanism and rugged IP67-rated enclosure. It supports an operating speed of 1 to 500 mm/s and can handle up to 30 operations per minute. Designed for use in demanding environments, it features 25 mΩ contact resistance, 300 V rated insulation voltage, and reliable operation at 50/60 Hz frequency.
Omron D4N-4220 is vibration-resistant (10 to 55 Hz) and built to endure up to 1,000 m/s² shock. With an operating temperature range of −30°C to 70°C and 95% humidity tolerance, it suits a wide range of industrial applications.
