Safety Limit Switch
                                 
                            
Image
| Actuator | One-way action roller arm lever | 
|---|---|
| Operation type | Horizontal operation type | 
| Operating mechanism | Slow action | 
| Contact form | 1NC/1NO (MBB contact) | 
| Degree of protection | IP67 | 
As of October 23, 2025
| Operating mechanism | Slow action | 
|---|---|
| Operation type | Horizontal operation type | 
| ctuator | One-way action roller arm lever 12.5 dia. x 5 Resin roller R20 | 
| Frequency | 50/60 Hz | 
| Contact form | 1NC/1NO (MBB contact) | 
| Load | General load/Micro load | 
| Conduit | Pg13.5 Number of conduit: 1 | 
| Ambient temperature | Operating: -30 to 70 ℃ (with no icing) | 
| Ambient humidity | 95 %RH max. | 
| Permissible operating frequency | 30 operations / 1 minute max. | 
|---|---|
| Contact resistance (Initial value) | 25 mΩ max. | 
| Insulation resistance | 100 MΩ min. | 
| Impulse withstand voltage | Between each terminal of the same polarities: 2.5 kV Between each terminal of the different polarities: 4 kV Between each terminal and non-live-metallic part: 6 kV | 
| Durability | Mechanical: 15,000,000 operations min. | 
| Vibration resistance | Malfunction: 10 to 55 Hz, 0.75 mm single amplitude | 
| Shock resistance | Destruction: 1000 m/s2 Malfunction: 300 m/s2 | 
| Degree of protection | IP67 | 
| Classification of protection against electric shock | Class II (Double insulation) | 
| Operating Force (OF) | Standard value 5 N max. | 
|---|---|
| Release Force (RF) | Standard value 0.8 N min. | 
| Pre-Travel (PT) | NC: 4 mm max. NO: Reference value 1.5 mm | 
| Over-Travel (OT) | Standard value 5 mm min. | 
| Operating Position (OP) | Standard value 36±0.8 mm | 
| Total Travel (TT) | Reference value 9 mm | 
| Direct Opening Force | Standard value 20 N min. | 
| Direct Opening Travel | Standard value 5.8 mm min. | 
As of October 23, 2025
As of October 23, 2025
Mounting hole dimensions

As of October 23, 2025
As of October 23, 2025

As of October 23, 2025