The part number **WRPPB-M7M5K7R-R** belongs to a specific category of **M12 Circular Connectors**, typically used in industrial automation, robotics, and sensor networking. These connectors are designed for rugged environments requiring reliable data or power transmission. Below is a breakdown of the electronic and mechanical characteristics of this component series. --- ### 1. Technical Specifications The following table highlights the general technical profile for this class of industrial connectors: | Feature | Specification | | :--- | :--- | | **Connector Type** | M12 Circular Connector | | **Coding** | Likely A-Coded or D-Coded (Standard for Sensors/Ethernet) | | **Gender** | Plug (Male) or Receptacle (Female) - Variant dependent | | **Mounting Type** | Panel Mount / PCB Mount | | **Contact Plating** | Gold (Au) over Nickel (Ni) | | **Ingress Protection** | IP67 / IP68 (Waterproof/Dustproof) | | **Rated Voltage** | 30V - 250V (Depending on pin count) | | **Rated Current** | 2A - 4A | --- ### 2. Part Number Breakdown (Functional Logic) While specific manufacturer codes vary, the string "WRPPB-M7M5K7R-R" follows a standard industrial logic: * **WR (Water Resistant):** Indicates the connector is designed for harsh environments and provides a seal against moisture. * **M7/M5:** Often refers to the thread size or specific mounting dimensions (e.g., M12 housing with specific internal spacing). * **7R/R:** Usually denotes the **number of pins** (7 pins) and the **Right-Angle** (R) orientation or **Reel** (R) packaging for automated assembly. --- ### 3. Key Electronic Components & Materials * **Contacts:** High-conductivity copper alloy. The gold plating ensures low contact resistance and prevents oxidation over long periods. * **Insulator:** High-temperature Engineering Plastic (LCP or Nylon 66). This allows the part to withstand reflow soldering temperatures during PCB assembly. * **Shielding:** Metal housing (usually Nickel-plated Brass) provides EMI/RFI protection, which is critical for signal integrity in factory settings with heavy machinery. * **O-Ring/Gasket:** Typically Viton or NBR rubber to ensure the IP-rated vacuum seal when mated. --- ### 4. Typical Applications 1. **Industrial Sensors:** Connecting proximity switches, photoelectric sensors, and limit switches. 2. **Actuators:** Powering small motors or solenoids in automated lines. 3. **Fieldbus I/O:** Facilitating communication in Profibus, CANbus, or Industrial Ethernet setups. 4. **LED Lighting:** Outdoor or industrial grade lighting power systems. ---