Application Scenarios
On a long conveyor line or packaging system where operators are stationed at multiple points along the equipment, reaching a fixed emergency stop button may not be practical during an emergency. The OMRON 44506-5480 addresses this challenge by allowing a tensioned rope to span up to 80 meters along the machine . When an operator pulls or a rope breaks, the switch immediately trips, cutting power to the machinery. This design ensures that emergency stop capability is always within reach, regardless of where personnel are positioned along the production line.
Parameter
| Parameter | Value/Description |
|---|---|
| Product Model | OMRON 44506-5480 |
| Manufacturer | Omron Automation and Safety |
| Product Category | Cable Pull / Rope Pull Emergency Stop Switch |
| Series | ER6022 |
| Contact Configuration | 2 N/C + 2 N/O (4PST-2NO/2NC) |
| Rated Voltage | 120V AC, 24V DC |
| Current Rating | 6A (AC), 2.5A (DC) |
| Maximum Rope Span | 80 m (262 ft) |
| Ingress Protection | IP67 (NEMA 6) – dust tight, waterproof |
| Operating Temperature | -25°C to +80°C |
| Case Material | Die-cast aluminum alloy |
| Wiring Entry | 3 x 0.5″ NPT |
| Mounting | Left or right side mountable |
| Indicator | Status indicator beacon included, 24 VDC |
| Reset | Blue reset button required after actuation |
Technical Principles and Innovative Values
Innovation Point 1: Extended Rope Span Reduces Switch Count. The OMRON 44506-5480 supports rope spans up to 80 meters, which means fewer switches are required to cover a given length of machinery compared to conventional emergency stop devices . This reduces installation costs, wiring complexity, and the number of potential failure points in the safety circuit.
Innovation Point 2: Integrated Tension and Status Indicators. The OMRON 44506-5480 features a tension indicator that simplifies system setup and ongoing rope tension maintenance . An optional dual indicator beacon can flash red when the switch trips or glow green when properly reset, giving maintenance personnel immediate visual confirmation of the switch state without requiring manual inspection.
Innovation Point 3: Field-Configurable Emergency Stop Button. The OMRON 44506-5480 provides two mounting positions for an optional E-Stop button, which can be added or replaced in the field . This flexibility allows the same switch platform to be adapted to different machine configurations, reducing spare parts inventory and enabling rapid field modifications.
Innovation Point 4: Environmental Durability for Washdown Applications. With an IP67 (NEMA 6) rating, the OMRON 44506-5480 withstands water washdown cleaning, making it suitable for food processing, beverage, and other hygiene-sensitive environments . The die-cast aluminum housing provides vibration tolerance and mechanical strength, while rubber bellows containing UV inhibitors extend suitability for outdoor installations .
