The **M2AC-A82-R** is a specific part number typically associated with **M12 Circular Connectors** used in industrial automation. Based on standard industry naming conventions (often used by brands like Murrelektronik or similar manufacturers), this component is an industrial-grade cable assembly or connector head. --- ## 1. Technical Specifications The "M2AC-A82-R" designates several electronic and physical characteristics. Below are the typical specifications for this class of component: | Feature | Specification | | :--- | :--- | | **Connector Type** | M12 Circular Connector | | **Gender** | Female (Standard for 'A' coding) | | **Number of Poles** | 8-Pin | | **Coding** | A-Coded (Standard for Sensors/Actuators) | | **Orientation** | 90° Right Angle (Indicated by 'R') | | **Locking Mechanism** | Screw-thread (M12 x 1) | | **IP Rating** | IP67 (Dust tight and water immersion) | --- ## 2. Electronic Component Breakdown ### A. The Contact System (8-Pole) The core electronic part consists of **Gold-plated brass contacts**. * **Purpose:** The gold plating ensures high conductivity and prevents oxidation in harsh industrial environments. * **Voltage Rating:** Typically rated for **30V AC/DC**. * **Current Capacity:** Usually rated for **2A per contact**. ### B. Signal Transmission Because this is an **8-pin A-coded** connector, it is used for complex signal processing: * **Analog/Digital Signals:** Used for high-density sensor arrays. * **Shielding:** Most variations include a 360° shielding connection to protect low-voltage signals from Electromagnetic Interference (EMI) caused by nearby motors or high-voltage lines. ### C. Physical Construction (Electronic Housing) * **Insulation Body:** Made of TPU (Thermoplastic Polyurethane) or PA (Polyamide), which provides high dielectric strength to prevent short-circuiting between pins. * **Coupling Nut:** Zinc die-cast or stainless steel, ensuring a secure ground connection when attached to a shielded bulkhead. --- ## 3. Typical Pinout (A-Coded 8-Pin) In industrial automation, the electronic wiring for an 8-pin M12 connector usually follows this standard: | Pin Number | Typical Wire Color | Function | | :--- | :--- | :--- | | 1 | White | Signal 1 | | 2 | Brown | +24V DC | | 3 | Green | Signal 2 | | 4 | Yellow | Signal 3 | | 5 | Grey | Signal 4 | | 6 | Pink | Signal 5 | | 7 | Blue | 0V / Ground | | 8 | Red | Shield / Auxiliary | --- ## 4. Applications * **Encoders:** Used to transmit high-speed pulse data. * **Vision Systems:** Connecting industrial cameras to controllers. * **Safety Light Curtains:** Handling multiple safety channels through a single cable.