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Specification & Description
| Specification | Description |
|---|---|
| Part Number | TM3AI4 |
| Manufacturer | Schneider |
| Product Type | Analogue Input Module |
| Analogue Input Number | 4 |
| Input Type | Current: 4 to 20 mA, 0 to 20 mA; Voltage: 0 to 10 V, -10 to 10 V |
| Input Resolution | 12 bits, 11 bits + sign |
| Permissible Continuous Overload | Voltage: 13 V; Current: 40 mA |
| Input Impedance | Current: <= 50 Ohm; Voltage: >= 1 MOhm |
| LSB Value | Voltage: 2.44 mV (0 to 10 V), 4.88 mV (-10 to 10 V); Current: 4.88 µA (0 to 20 mA), 3.91 µA (4 to 20 mA) |
| Conversion Time | 1 ms + 1 ms per channel + 1 controller cycle time |
| Sampling Duration | <= 1 ms |
| Absolute Accuracy Error | +/- 0.1 % of full scale at 25 °C, +/- 1 % of full scale |
| Temperature Drift | +/- 0.006 %FS/°C |
| Repeat Accuracy | +/-0.5 %FS |
| Non-linearity | +/- 0.01 %FS |
| Cross Talk | <= 1 LSB |
| Rated Supply Voltage | 24 V DC |
| Supply Voltage Limits | 20.4 to 28.8 V |
| Type of Cable | Twisted shielded pairs cable <30 m for input circuit |
| Current Consumption | 35 mA at 5 V DC (no load) via bus connector, 45 mA at 5 V DC (full load) via bus connector, 30 mA at 24 V DC via external supply |
| Local Signalling | 1 LED (green) for PWR |
| Electrical Connection | 10 x 1.5 mm² removable screw terminal block with pitch 3.81 mm for inputs and supply |
| Insulation | Between input and supply at 1500 V AC, Between input and internal logic at 500 V AC |
| Surge Withstand | 1 kV for power supply common mode, 0.5 kV for power supply differential mode, 1 kV for input common mode |
| Mounting Support | Top hat type TH35-15 rail, Top hat type TH35-7.5 rail, plate or panel with fixing kit |
| Dimensions | Height: 90 mm, Depth: 70 mm, Width: 23.6 mm |
| Product Weight | 0.11 kg |
| Environmental Standards | EN/IEC 61131-2, EN/IEC 61010-2-201 |
| Resistance to Electrostatic Discharge | 8 kV in air, 4 kV on contact |
| Resistance to Electromagnetic Fields | 10 V/m at 80 MHz to 1 GHz, 3 V/m at 1.4 GHz to 2 GHz, 1 V/m at 2 GHz to 3 GHz |
| Resistance to Magnetic Fields | 30 A/m at 50 to 60 Hz |
| Resistance to Fast Transients | 1 kV I/O |
| Resistance to Conducted Disturbances | 10 V at 0.15 to 80 MHz, 3 V at spot frequency (2, 3, 4, 6.2, 8.2, 12.6, 16.5, 18.8, 22, 25 MHz) |
| Electromagnetic Emission | Radiated emissions 40 dBμV/m QP class A at 30 to 230 MHz, 47 dBμV/m QP class A at 230 to 1000 MHz |
| Immunity to Microbreaks | 10 ms |
| Ambient Air Temperature for Operation | -10 to 55 °C (horizontal installation), -10 to 35 °C (vertical installation) |
| Ambient Air Temperature for Storage | -25 to 70 °C |
| Relative Humidity | 10 to 95 % without condensation in operation, 10 to 95 % without condensation in storage |
| IP Degree of Protection | IP20 |
| Pollution Degree | 2 |
| Operating Altitude | 0 to 2000 m |
| Storage Altitude | 0 to 3000 m |
| Vibration Resistance | 3.5 mm at 5 to 8.4 Hz on DIN rail, 3 gn at 8.4 to 150 Hz on DIN rail |
| Shock Resistance | 15 gn for 11 ms |
The Schneider TM3AI4 is a versatile analogue input module designed to cater to a broad range of industrial automation needs. This compact module is engineered to seamlessly integrate with Modicon M221, M241, M251, and M262 controllers, offering a streamlined solution for monitoring and data acquisition tasks.
Equipped with four analogue inputs, the TM3AI4 can handle various signal types, including current ranges from 4 to 20 mA and 0 to 20 mA, as well as voltage ranges from 0 to 10 V and -10 to 10 V. This flexibility makes it suitable for interfacing with a multitude of sensors and transducers, thus providing a reliable means of capturing critical process parameters.
The module boasts a high-resolution 12-bit analogue-to-digital converter, ensuring precise and accurate signal representation for monitoring and control applications. The input resolution is further enhanced with 11 bits plus sign for differential measurements, allowing for detailed and nuanced signal processing.
Designed for durability and reliability, the TM3AI4 has a robust construction that can withstand the rigours of industrial environments. Its compact dimensions allow for efficient use of space within control cabinets, while the removable screw terminal blocks facilitate easy installation and maintenance.
The TM3AI4 also prioritises safety and environmental compliance, adhering to international standards and regulations. Its Green Premium status reflects Schneider Electric's commitment to sustainability and environmental responsibility, ensuring that the module is free from harmful substances and is designed with end-of-life disposal in mind.
Overall, the Schneider TM3AI4 analogue input module is a high-quality component that offers precision, flexibility, and reliability for industrial automation systems, making it a valuable addition to any control architecture.
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Frequently Asked Questions
What types of signals can the analogue input module process?
The module is designed to process both current and voltage signals. It can handle current signals in the range of 4 to 20 mA or 0 to 20 mA, and voltage signals in the range of 0 to 10 V or -10 to 10 V.
What is the resolution of the analogue inputs on this module?
The analogue inputs on the TM3AI4 module have a resolution of 12 bits for unipolar inputs and 11 bits plus sign for bipolar inputs, providing precise signal conversion.
Can this module be used with Modicon controllers?
Yes, the module is compatible with Modicon M221, M241, and M251 controllers, making it a versatile choice for various applications.
What is the maximum permissible overload for the inputs?
The inputs can tolerate a continuous overload up to 13 V for voltage inputs and 40 mA for current inputs, ensuring robust performance under various conditions.
How is the module mounted in an industrial setting?
The module can be easily mounted on a standard DIN rail, specifically top hat type TH35-15 or TH35-7.5 rails conforming to IEC 60715, or it can be fixed onto a plate or panel with a suitable fixing kit.
What is the accuracy of the analogue inputs?
The module boasts an impressive accuracy, with an absolute accuracy error of +/- 0.1% of full scale at 25°C and a temperature drift of +/- 0.006%FS/°C.
Does the module have any LED indicators?
Yes, it has a green LED indicator for power (PWR), which provides a quick visual confirmation of the module's operational status.
What are the environmental conditions in which the module can operate?
The module is designed to operate in a temperature range of -10 to 55°C for horizontal installation and -10 to 35°C for vertical installation. It can also withstand a relative humidity of 10 to 95% without condensation.
Is the module compliant with environmental regulations?
Yes, the module adheres to Green Premium standards, is REACh and RoHS compliant, mercury-free, and free of toxic heavy metals, ensuring it meets stringent environmental regulations.
What should be done with the module at the end of its life?
At the end of its life, the module should be disposed of in accordance with European Union markets' specific waste collection to ensure it does not end up in rubbish bins, adhering to WEEE directives.
