TM3AI8 analog input module
The TM3AI8 is an analog input module in the Modicon TM3 family from Schneider Electric. With 8 analog inputs, support voltage and current signal input. It can be used with logic controllers such as the Modicon M221, M241, M251 and M262, providing voltage, current or temperature input.
TM3AI8 module features include:
Signal range: Voltage signal range is -10V to +10V, current signal range is 0mA to 20mA (extended type is 4mA to 20mA).
Resolution: The resolution is 12 or 11 bits + symbol bits, ensuring a high input accuracy.
Connection method: Screw or spring connectors are available to facilitate the connection of different types of cables and sensors.
Installation options: Guide rail, plate and panel installation options are provided. Users can choose the appropriate installation mode according to actual requirements.
Electrical safety: Isolation between power supply and input to ensure electrical safety and prevent damage.
The TM3AI8 module can be used in various industrial automation and control systems, such as material handling, robotics systems, packaging equipment, food processing, etc. It can convert analog signals from variable speed drives, sensors and other electrical devices into digital signals for further processing by PLC (Programmable logic Controller). By using the TM3AI8 module, users can easily connect a large number of devices to an automated network for efficient data acquisition and monitoring.
The TM3AI8 is an analog input module in the Modicon TM3 series from Schneider Electric. Its main functions are as follows:
Analog input: TM3AI8 module has 8 analog input channels, which can accept analog signals from external devices, such as voltage, current, etc.
Signal conversion: These analog signals are converted to digital signals for processing and calculation by Modicon PLC (Programmable Logic Controller).
Connected devices: Because it is an analog input, the TM3AI8 can receive information through current and voltage signals from variable speed drives, sensors and other electrical devices. The current range is 0 to 20mA, the voltage range is -10 to +10V, the resolution is 12 bits, and the sampling time is 1ms, so it can accurately measure temperature, speed and flow.
Electrical safety: Isolation between power supply and input to ensure electrical safety and prevent damage.
Installation options: Provide guide rail, plate and panel installation options, you can choose the appropriate installation mode according to actual needs.
In practical applications, TM3AI8 modules are often used in materials handling, robotic systems, packaging equipment, food processing and other fields to broaden the vision of Modicon PLC and connect a large number of devices to the automation network. 
