Schneider TM3AI8 Analog input expansion module

Schneider TM3AI8 Analog input expansion module

Specific Parameters​

• Power Supply Voltage: 24V DC, with an allowable voltage range of 20.4 to 28.8V​

• Number of Input Channels: 8​

• Resolution: 12 bits​

• Input Types and Ranges:​

• Voltage Input: 0 to 10V, – 10 to + 10V​

• Current Input: 0 to 20mA, 4 to 20mA​

• Input Impedance: Less than 50Ω for voltage input and greater than 1MΩ for current input​

• Overload Capacity: Supports continuous overload, with a better overload voltage of 13V​

• Current Consumption: 35mA at 5V DC without load and 45mA with load​

• Protection Class: IP20​

• Operating Temperature Range: – 10°C to 60°C​

• Storage Temperature Range: – 25°C to 70°C​

• Relative Humidity: 10% to 95% (non – condensing) during operation and 10% to 95% (non – condensing) during storage​

• Cable Type and Length: Shielded twisted – pair cable with a maximum length of 30m​

• Terminal Types: Removable screw terminal block (TM3AI8) and removable spring – loaded terminal block (TM3AI8G)​

• Module Weight: 110 grams for TM3AI8 and 100 grams for TM3AI8G​

• Mounting Method: Rail mounting in accordance with IEC 60715 standard, and can also be mounted on a board with a fixing kit​

• Module Dimensions: 8.5mm (0.33 inches) in height​

• Electrical Connection: Achieved through removable terminals​

• Isolation: 1500V AC between input and power supply, 500V AC between input and internal logic​

• Surge Withstand: 1kV for power supply common – mode, conforming to EN/IEC 61000 – 4 – 5 standard; 0.5kV for power supply differential – mode, conforming to EN/IEC 61000 – 4 – 5 standard; 1kV for input common – mode, conforming to EN/IEC 61000 – 4 – 5 standard​

• Data Processing: The processed 12 – bit data can be linearly converted to a value between – 32768 and 32767​

Product Performance​

1. High – Precision Acquisition: With a 12 – bit resolution, it can accurately acquire analog signals, meeting the strict requirements for signal accuracy in industrial applications and ensuring the accuracy and reliability of measurement data.​

2. Multi – Type Adaptation: Supports multiple voltage and current input types, can adapt to various common sensors, enhances the versatility of the module, and is widely used in different industrial scenarios.​

3. Stable and Reliable: Adopts an industrial – grade design, has good anti – interference ability, conforms to multiple international anti – interference standards, and can operate stably in complex electromagnetic environments and within a certain temperature and humidity range, reducing the probability of failures.​

4. Flexible Connection: Provides two connection methods, removable screw terminal block and spring – loaded terminal block, allowing users to choose flexibly according to actual needs, facilitating installation and maintenance, and reducing installation difficulty and maintenance costs.