The **M2VS-AA-R2/Q** is a high-performance, compact signal conditioner (isolator) manufactured by **M-System**. It is part of the Mini-M series and is designed to accept an analog voltage input and provide a standard process signal output while maintaining galvanic isolation. --- ### 1. Model Code Breakdown The alphanumeric string defines the specific internal electronic configuration of the module: | Code Component | Meaning | Description | | :--- | :--- | :--- | | **M2VS** | Series Model | Voltage Input Signal Conditioner (Isolator) | | **AA** | Input / Output | **A:** 0 – 10V DC Input / **A:** 0 – 10V DC Output | | **R2** | Power Input | 11 – 27V DC (Ripple 10% p-p max) | | **SLASH Q** | Special Option | Standard specification with custom options (often "Quality" or "Coating") | --- ### 2. Key Electronic Specifications The internal electronics are designed for precision and durability in industrial environments. * **Accuracy:** ±0.1% of span. * **Response Time:** ≤ 0.5 seconds (0 – 90%). * **Isolation Structure:** 3-way isolation (Input to Output to Power). * **Isolation Resistance:** 100 MΩ minimum with 500V DC. * **Dielectric Strength:** 2000V AC @ 1 minute (Input to Output to Power to Ground). * **Temperature Coefficient:** ±0.015% / °C (±0.008% / °F). --- ### 3. Connection Diagram (Internal Logic) The device uses a plug-in base for easy wiring. Below is a representation of the pin-out logic: ```markdown Terminal | Function | Description -------------------------------------------------- 1 | Output (+) | 0 - 10V DC 2 | Output (-) | Common 3 | Power (+) | 24V DC 4 | Power (-) | 0V DC 5 | Input (+) | 0 - 10V DC 6 | Input (-) | Common ``` --- ### 4. Physical Features * **Construction:** Slim, plug-in style. * **Adjustments:** Front-facing Zero and Span adjustments (multi-turn potentiometers) allow for field calibration of ±5%. * **Status Indicator:** Typically includes a power LED to indicate the internal DC rail is active. ---