Omron ZC-Q55 Limit Switch

Core Functionality

• Type: Enclosed Limit Switch with a Panel Mount Plunger actuator (7.8 mm diameter stainless steel).
• Contact Form: SPDT (Single Pole Double Throw).
• Load Type: General load, supporting both AC and DC applications.

Electrical Ratings

• AC Capacity: Up to 10 A at 125 VAC or 250 VAC (resistive load).
• DC Capacity: Up to 10 A at 8/14 VDC, scaling down to 0.25 A at 250 VDC.
• Inrush Current: Maximum of 30 A (NC) and 15 A (NO).
• Insulation Resistance: 100 MΩ minimum (at 500 VDC).

Mechanical & Operating Characteristics

• Operating Force (OF): 11.8 N maximum.
• Release Force (RF): 4.9 N minimum.
• Pre-Travel (PT): 1.5 mm maximum.
• Movement Differential (MD): 0.2 mm maximum.
• Over-Travel (OT): 3 mm minimum.
• Durability:
• Electrical: 500,000 operations minimum.
• Mechanical: 10 million operations minimum.

Environmental Resistance

• Degree of Protection: IP67 (dust-tight and protected against powerful water jets/immersion).
• Operating Temperature: -10 to 80 °C (with no icing).
• Shock Resistance: Up to 1,000 m/s² (destruction resistance).
• Vibration Resistance: 10 to 55 Hz with 1.5 mm double amplitude.

Safety & Compliance

• Electric Shock Protection: Class II.
• Dielectric Strength: 2,000 VAC (50/60 Hz) for 1 minute between terminals and non-live metal parts.