Home Omron Limit Switch D4B-N Series D4B-4A71N Omron D4B-4A71N Limit Switch The Omron D4B-4A71N Limit Switch offers 2NC contact form, Slow-action operation mechanism, Roller plunger actuator. Manufactured by Omron under the Omron Limit Switch category, this model belongs to the D4B-N Series .
Brand Omron Product Limit Switch Model Number D4B-4A71N
Omron D4B-4A71N Limit Switch – Technical Specifications Specification Value Contact Form 2NC Shock Resistance Destruction 1,000 m/s2 min.; Malfunction 300 m/s2 min. Degree Of Protection IP67 Insulation Resistance 100 MΩ min. Contact Gap 2 × 2 mm min. (slow-action) 2 × 0.5 mm min. (snap-action) Actuator Roller plunger Vibration Resistance Malfunction 10 to 55 Hz, 0.75 mm single amplitude Operating Mechanism Slow-action Conduit Size Conduit Openings M20 Operating Speed 1 mm/s to 0.5 m/s Operating Frequency Mechanical 120 operations/minute; Electrical 30 operations/minute Contact Resistance 25 mΩ max Rated Insulation Voltage Ui 600 V Rated Frequency 50/60 Hz Ambient Operating Temperature –40 to 80°C (with no icing) Ambient Operating Humidity 95% max Weight Approx. 250 g
