Technical Specifications Parameter Specification Brand OMRON Model D4C-2203 Series D4C Type Small Enclosed Limit Switch Actuator Cross Roller Plunger (Stainless steel roller, φ12 × 4.4 mm) Contact Form SPDT (Single Pole Double Throw) Switch Function On-Mom (Momentary) Contact Current Rating (Resistive) 5 A at 125 VAC Operating Voltage 125 VAC (maximum) Indicator Red LED (lights when NOT operating) Connection Method Pre-wired cable (VCTF oil-resistant) Cable Length 3 meters Cable Specifications 4 cores, 0.75 mm², outer diameter 7.6 mm Degree of Protection IP67 (IEC 60529) Housing Material Metal Ambient Operating Temperature -10°C to 70°C (with no icing) Ambient Operating Humidity 35% to 95% Weight (approx.) 358 g Operating Characteristics Parameter Value Operating Force (OF) 11.77 N max. Release Force (RF) 4.41 N min. Pre-Travel (PT) 1.8 mm max. Movement Differential (MD) 0.2 mm max. Over-Travel (OT) 3.0 mm min. Total Travel (TT) 4.8 mm (reference value) Operating Position (OP) 28.5 ± 1 mm Ratings & Durability Parameter Value Electrical Ratings (AC Non-Inductive) Resistive load: 5 A at 125 VAC Electrical Ratings (AC Inductive) 3 A at 125 VAC Electrical Ratings (Lamp Load) NC: 1.5 A at 125 VAC / NO: 7 A at 125 VAC Inrush Current NC: 20 A max. / NO: 10 A max. Electrical Durability 200,000 operations min. (at 5 A, 125 VAC) Mechanical Durability 10,000,000 operations min. Permissible Operating Speed 0.1 mm/s to 0.5 m/s Permissible Operating Frequency (Electrical) 30 operations/minute max. Permissible Operating Frequency (Mechanical) 120 operations/minute max. Contact Resistance (Initial) 300 mΩ max. Insulation Resistance 100 MΩ min. (at 500 VDC) Dielectric Strength (Between live parts and ground) 1,500 VAC for 1 minute Environmental Specifications Parameter Specification Vibration Resistance (Malfunction) 10 to 55 Hz, 1.5 mm double amplitude Shock Resistance (Destruction) 1,000 m/s² max. Shock Resistance (Malfunction) 500 m/s² max. Degree of Protection IP67 (Dust-tight and waterproof)