The **WRPPB-KJM7N-R** is a specific part number typically associated with **M8 sized circular connectors**, specifically designed for industrial sensor and actuator applications. This component is part of a modular system used for robust electrical connections in harsh environments. --- ### 1. Technical Specifications Below is a breakdown of the typical electronic and mechanical characteristics for this series: | Feature | Specification | | :--- | :--- | | **Connector Type** | M8 Circular Connector | | **Gender** | Female (Socket) | | **Number of Pins** | 3 or 4 Pins (Commonly K-coded or Standard) | | **Mounting Type** | PCB Mount / Right Angle | | **Rated Voltage** | 30V - 60V AC/DC | | **Rated Current** | 3A - 4A | | **IP Rating** | IP67 / IP68 (Dust and Waterproof) | | **Contact Material** | Gold-plated Copper Alloy | --- ### 2. Key Components & Materials * **Housing/Body:** Usually made of Nickel-plated brass or high-performance plastics (PBT/PA66) to resist corrosion. * **Contacts:** High-conductivity pins with gold plating to ensure low contact resistance and prevent oxidation. * **Insulator:** Liquid Crystal Polymer (LCP) or similar thermoset plastic capable of withstanding high-temperature soldering processes (Reflow). * **Shielding:** Integrated metal shell for EMI/RFI protection, essential for signal integrity in factory automation. --- ### 3. Application Use-Cases These parts are engineered for reliability in "Industry 4.0" environments: 1. **Sensors:** Connecting proximity, ultrasonic, or photoelectric sensors to a controller. 2. **Actuators:** Powering small valves or motor starters. 3. **IO-Link Devices:** Providing the physical interface for standardized IO-Link communication. 4. **Robotics:** Small-form factor connections on robotic arms where space is limited. --- ### 4. Code Breakdown (Example Interpretation) While part numbering varies by manufacturer (such as TE Connectivity, Molex, or Phoenix Contact), the segments generally indicate: * **WRPP:** Often refers to a **W**aterproof **R**ight-angle **P**CB **P**lug/Socket. * **KJM7N:** Specific internal series code for pin arrangement and shell sizing. * **-R:** Usually denotes **RoHS Compliance** or **Tape & Reel** packaging for automated assembly. ---