Based on the part number **C12B04SWSWF**, this component belongs to a series of industrial-grade electrical connectors, typically categorized as **M12 Circular Connectors**. These are widely used in factory automation, sensor technology, and industrial networking. --- ### 1. Technical Specifications Breakdown The alphanumeric code provides specific details regarding the physical and electrical characteristics of the part: | Attribute | Specification | Description | | :--- | :--- | :--- | | **Connector Type** | M12 | Industry-standard metric thread (12mm) | | **Number of Poles** | 4-Pin | Standard configuration for sensors and power | | **Coding** | B-Code | Primarily used for Profibus and fieldbus connections | | **Gender** | Female | Socket/receptacle configuration | | **Orientation** | Straight (SW) | Linear cable entry, not angled | | **Termination** | Screw (SW) | Field-wireable via screw terminals (no soldering required) | | **Shielding** | Shielded (F) | Provides EMI/RFI protection for signal integrity | --- ### 2. Key Electronic Features #### A. Electrical Ratings * **Voltage Rating:** Typically rated for up to **250V AC/DC**. * **Current Rating:** Usually supports **4A per contact** at ambient temperatures. * **Insulation Resistance:** $\geq 100 \, \text{M}\Omega$, ensuring high performance in humid or dusty environments. #### B. Mechanical & Environmental * **IP Rating:** Generally **IP67** (dust-tight and protected against immersion in water). * **Coupling Nut:** Metal (typically brass with nickel plating) for secure vibration-resistant locking. * **Temperature Range:** Operates between **-25°C to +85°C**, suitable for harsh industrial floors. --- ### 3. Common Applications Due to its **B-Coding** and **Shielding**, this specific part is most commonly found in: 1. **Profibus Systems:** Used as an interface for high-speed data communication. 2. **Sensors/Actuators:** Connecting proximity switches or limit switches to a PLC. 3. **Industrial Machinery:** Providing reliable power and signal paths in environments with high electromagnetic interference. --- ### 4. Typical Wiring Example In a standard 4-pin B-coded setup, the wiring usually follows this logic: ```c Pin 1: V+ (Supply) Pin 2: Signal A (Reverse) Pin 3: V- (Common) Pin 4: Signal B (Forward) ```