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LRC5A51 IMO Limit Switch, Compact Roller Lever With Large Offset
IMO LRC5A51 compact IP67 industrial limit switch with a large offset roller lever actuator, 1NO + 1NC snap-action contacts, plastic housing and PG13.5 conduit entry for reliable machine position detection.
£19.74
Why Choose the IMO LRC5A51 Limit Switch?
The IMO LRC5A51 is a compact industrial limit switch designed for mechanical position detection, end-of-travel sensing and machine control applications. Part of the IMO LR series, it combines an IP67 rated plastic body with a large offset roller lever actuator, providing dependable mechanical switching for industrial machinery and automated equipment.
The large offset roller lever extends the actuator away from the switch body, providing additional mechanical reach where the moving machine component is not directly aligned with the mounting position. The roller provides smooth engagement with cams, slides and other moving parts, helping reduce sliding friction during repetitive machine cycles.
The LRC5A51 incorporates 1NO + 1NC snap-action contacts for rapid and repeatable electrical switching. Its compact plastic enclosure uses a single PG13.5 conduit entry, while the LR series is designed for operation across a temperature range of -25 to +80 °C, making this switch a practical choice for a wide range of industrial automation applications.
Key Advantages
- Large offset roller lever actuator provides extended mechanical reach.
- Roller contact provides smooth engagement with cams and moving machine components.
- 1NO + 1NC contact configuration provides normally open and normally closed signalling.
- Snap-action switching mechanism provides rapid and repeatable contact operation.
- IP67 rated plastic enclosure supports use in demanding industrial environments.
- Single PG13.5 conduit entry provides straightforward integration into machine wiring.
Key Features
- IMO LR series compact limit switch.
- Large offset roller lever actuator.
- 1 normally open + 1 normally closed contact.
- Snap-action contact mechanism.
- IP67 protection rating.
- Plastic body with single conduit entry.
- Roller actuator helps reduce friction during repetitive operation.
- Extended offset provides additional reach between the switch and actuating component.
- LR series operating temperature range of -25 to +80 °C.
- Single PG13.5 conduit entry for electrical connection.
Extended Position Detection with a Large Offset Roller Lever
The IMO LRC5A51 uses a large offset roller lever to transfer mechanical movement to the internal switching mechanism. When a cam, slide or other moving component operates the roller, the snap-action 1NO + 1NC contacts change state, allowing the switch to provide position feedback to PLCs, relays, contactors and other industrial control equipment.
The offset actuator geometry provides additional reach compared with a conventional compact roller lever, making it useful where mounting constraints prevent the switch body from being positioned directly beside the target. The roller contact also supports smooth repetitive engagement, making the LRC5A51 well suited to machine sequencing, travel limiting and position monitoring.
Typical Applications
- Machine position and end-of-travel detection.
- Industrial conveyors and material handling systems.
- Cam-operated machine control systems.
- Packaging and production machinery.
- Automated manufacturing equipment.
- OEM automation systems and machine building.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| Contacts | 1NO + 1NC | |
| IP Rating | IP67 | |
| Actuator Type | Roller lever | |
| Housing Material | Plastic | |
| Connection | PG13.5 cable entry | |
| Manufacturer | IMO Precision Controls | |
| Series | LR | |
| Model | LRC5A51 | |
| Product type | Industrial limit switch | |
| Body style | Compact plastic body, single conduit entry | |
| Actuator type | Large offset roller lever | |
| Contact block | C5 | |
| Contact configuration | 1NO + 1NC | |
| Switching action | Snap action | |
| Protection rating | IP67 | |
| Operating temperature | -25 to +80 °C | |
| Housing material | Plastic | |
| Cable entry | 1 × PG13.5 | |
| Mounting format | Compact machine-mounted limit switch | |
| HS Code | 8536500700 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the IMO LRC5A51 used for?
The IMO LRC5A51 is used for mechanical position and end-of-travel detection in industrial machinery, conveyors, automated equipment and machine control systems.
What actuator does the LRC5A51 use?
The LRC5A51 uses a large offset roller lever actuator, providing extended mechanical reach while allowing cams and other moving components to operate smoothly against the roller.
What contact configuration does the LRC5A51 have?
The LRC5A51 uses the IMO C5 contact block with a 1NO + 1NC snap-action contact configuration, providing one normally open and one normally closed contact.
What is the protection rating of the IMO LRC5A51?
The LRC5A51 has an IP67 protection rating, making its compact plastic enclosure suitable for demanding industrial machine installations.
What cable entry does the IMO LRC5A51 have?
The standard LRC5A51 has a single PG13.5 conduit entry for routing electrical wiring into the switch enclosure.
Trusted Industrial Switching from IMO
IMO LR series limit switches provide dependable mechanical position detection for machine builders, control panel manufacturers and industrial automation engineers across a wide range of machinery and process applications.
