MSR B1 Bistable Magnetic Proximity Switch for Elevator Door Systems
The MSR B1 Bistable Magnetic Proximity Switch is a high-performance, dual-stable magnetic sensor designed specifically for elevator door control systems. Utilizing advanced bistable magnetic retention technology, this switch provides reliable position detection and state maintenance for passenger and freight elevator doors, ensuring safe and precise door operation.
Key Features
- Bistable Operation: Maintains state without continuous power consumption
- High Precision Detection: Accurate door position sensing within ±0.5mm
- Magnetic Retention Technology: Stable state holding even during power fluctuations
- Universal Compatibility: Compatible with major elevator brands (Otis, KONE, Schindler, ThyssenKrupp, Mitsubishi)
- Long Service Life: Rated for >10 million mechanical operations
- Compact Design: Space-saving installation in confined door mechanism areas
Technical Specifications
| Model |
MSR B1 |
| Switching Principle |
Bistable Magnetic Proximity |
| Operating Voltage |
DC 24V / DC 110V / AC 220V (Optional) |
| Switching Current |
Max. 2A (Resistive Load) |
| Contact Configuration |
1NO + 1NC or 2NC (Selectable) |
| Sensing Distance |
5-15mm (Adjustable) |
| Holding Force |
≥15N (Magnetic Retention) |
| Operating Temperature |
-25°C to +70°C |
| Protection Class |
IP54 (Standard) / IP65 (Optional) |
| Mechanical Life |
≥10 Million Cycles |
| Electrical Life |
≥5 Million Cycles |
| Housing Material |
PA66 Flame Retardant Plastic / Metal (Optional) |
| Cable Length |
1.5m (Standard) / Customizable |
| Certifications |
CE, UL, CCC, ISO9001 |
| Application |
Passenger Elevators, Freight Elevators, Dumbwaiters |
| Compatible Systems |
Door Operator, Landing Door Lock, Car Door Contact |