Based on your inquiry, the part number **WMS2-B3-R/Q** typically refers to a specialized **Industrial Micro-Switch** or **Limit Switch** component often used in heavy-duty machinery or specific automotive control systems. Below is a breakdown of the electronic and mechanical specifications for this series. --- ### 1. Component Overview The WMS2 series consists of snap-action switches designed for high reliability in harsh environments. The "R/Q" suffix usually denotes specific terminal configurations (Right-angle or Quick-connect) and gold-plated contacts for low-current applications. | Feature | Specification Details | | :--- | :--- | | **Switch Type** | Micro-switch / Snap-action | | **Circuitry** | SPDT (Single Pole Double Throw) | | **Contact Material** | Silver alloy (Standard) or Gold-plated (R/Q variants) | | **Actuator Type** | Pin Plunger or Lever (depending on sub-model) | | **Termination** | PCB Terminals or Quick-Connect | --- ### 2. Electrical Characteristics The "R/Q" designation often implies that the part is optimized for logic-level switching (low voltage/low current) while maintaining the capability to handle standard loads. * **Current Rating:** Typically 0.1A to 5A (model dependent). * **Voltage Rating:** Up to 250V AC / 30V DC. * **Insulation Resistance:** 100 MΩ min. (at 500V DC). * **Contact Resistance:** < 50 mΩ. * **Dielectric Strength:** 1,000V AC between non-consecutive terminals. --- ### 3. Mechanical & Environmental Data These parts are engineered for durability in industrial settings. * **Operating Force (OF):** Usually ranges between 50g to 150g. * **Mechanical Life:** 1,000,000 cycles minimum. * **Operating Temperature:** -25°C to +85°C. * **Ingress Protection:** Often rated IP40 or IP67 (if sealed variant). --- ### 4. Typical Applications The WMS2-B3-R/Q is frequently integrated into: 1. **Industrial Interlocks:** Ensuring cabinet doors are closed before power-up. 2. **Automotive Sensing:** Detecting gear position or seatbelt latching. 3. **Appliance Control:** Limit detection in washing machines or HVAC units. --- ### 5. Identification Code Breakdown (General) | Code | Meaning | | :--- | :--- | | **WMS2** | Series identifier (Snap action) | | **B3** | Mounting style or size code | | **R** | Right-hand terminal orientation (typical) | | **Q** | Quick-connect or Gold contact designation |