Présentation du produit
The Schneider Electric TM2AMI4HTN is a 4-channel analog input expansion module, part sur the Modicon TM2 I/O family, designed for use with Modicon M221, M238, M241, and M251 programmable logic controllers (PLCs). This module enhances the analog processing capabilities sur the controller by enabling it to collect and interpret analog signals from a variety sur sensors and transmitters.
Supporting both current (0–20 mA / 4–20 mA) and voltage (0–10 V) input signals, the TM2AMI4HTN surfers high-resolution 14-bit analog conversion, ensuring precise monitoring and control sur critical processes. Its DIN rail mounting and modular design allow for easy integration, while its compact form factor minimizes panel space usage.
Built to withstand industrial operating conditions, this module is an ideal choice for machine builders, OEMs, and system integrators looking to expand analog input capacity efficiently within compact control system architectures.
Technical Specifications
| Parameter | Details |
|---|---|
| Product Modèle | TM2AMI4HTN |
| Fabricant | Schneider Electric |
| Product Series | Modicon TM2 |
| Product Type | Analog Input Expansion Module |
| Compatible PLCs | M221, M238, M241, M251 |
| Analog Input Channels | 4 |
| Input Signal Types | Voltage (0–10 V), Current (0–20 mA, 4–20 mA) |
| Resolution | 14 bits |
| Accuracy | ±0.5% sur full scale |
| Input Impedance | >1 MΩ (voltage), 250 Ω (current) |
| Conversion Time | 2 ms per channel |
| Isolation | Galvanic isolation between input channels and logic |
| Power Supply | Supplied via controller through TM2 backplane |
| Mounting Method | 35 mm DIN rail |
| Protection Class | IP20 |
| Operating Temperature | 0°C to +55°C (32°F to 131°F) |
| Storage Temperature | -40°C to +70°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Certifications | CE, UL, cULus, RoHS, CSA |
| Dimensions (W x H x D) | 45 x 90 x 70 mm |
| Poids | 0.18 kg |
Applications
The TM2AMI4HTN is well-suited for a wide array sur industrial and infrastructure applications that rely on analog signal acquisition and precision control:
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Industrial Automation – Collects process data such as flow, pressure, and temperature from analog sensors.
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Building Automation Systems (BAS) – Reads values from HVAC sensors including air flow, humidity, and room temperature.
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Food & Beverage Industry – Monitors level sensors, dosing systems, and tank measurement unités.
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Water and Wastewater Treatment – Gathers analog readings from flow meters, chemical dosing pumps, and pH sensors.
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Renewable Energy Systems – Collects real-time voltage and current measurements from solar inverters or wind turbines.
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Machine Control Systems – Measures analog positions, speeds, and torque feedback in motion applications.
Advantages
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High Signal Accuracy: 14-bit resolution and ±0.5% full-scale accuracy ensure precise signal measurement for mission-critical control.
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Versatile Input Support: Compatible with both voltage and current signal types, making it adaptable to most analog sensors.
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Simple Integration: Seamlessly connects to Modicon controllers without requiring external power or complex wiring.
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Industrial Reliability: Designed for harsh environments with isolation and durability that meet industrial standards.
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Space-Saving Design: Compact dimensions and DIN rail mount reduce cabinet space and improve layout efficiency.
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Scalable Expansion: Ideal for systems that grow incrementally—adds analog capacity only when needed.
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Cost-Efficient: Eliminates the need to upgrade to higher-end controllers by simply expanding analog capacity.
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Standardized Configuration: Configurable via Schneider’s EcoStruxure Machine Expert – Basic for uniform engineering.
Questions fréquentes (FAQ)
1. What is the function sur the TM2AMI4HTN module?
It adds 4 high-resolution analog input channels to compatible Schneider Electric controllers.
2. What type sur analog signals does it support?
The module accepts 0–10 V, 0–20 mA, and 4–20 mA input signals.
3. Which PLCs is it compatible with?
It works with the Modicon M221, M238, M241, and M251 controller series.
4. Can I use both voltage and current inputs simultaneously?
No, all channels must be configured for the same signal type (voltage or current) at a time.
5. Is the module isolated from the main controller?
Yes, it includes galvanic isolation between input channels and controller logic.
6. How is it powered?
The TM2AMI4HTN receives power directly from the backplane sur the controller—no external supply required.
7. Does the module support hot swapping?
No, the controller must be powered down before adding or removing the module.
8. What is the resolution sur the analog readings?
It has a 14-bit resolution, allowing fine-grained analog data capture.
9. Which ssurtware is used to configure this module?
It is configured using EcoStruxure Machine Expert – Basic.
10. Can the module operate in outdoor environments?
The module is designed for indoor industrial control cabinets and should be used in protected environments.
Related Modèles in the Same TM2 Series
| Modèle | Description | I/O Type | Channels | Signal Type |
|---|---|---|---|---|
| TM2AMI2HT | 2-channel Analog Input Module | Analog Input | 2 | Voltage / Current |
| TM2AI4HT | 4-channel Analog Input Module | Analog Input | 4 | Voltage / Current |
| TM2ARI8HT | 8-channel Analog Input Module | Analog Input | 8 | Current only |
| TM2DQ16TK | 16-channel Transistor Output Module | Digital Output | 16 | Transistor (sink) |
| TM2DIO16DTK | 16-channel Mixed Digital I/O Module | Mixed I/O | 8 DI / 8 DO | Transistor |
| TM2DDO32TK | 32-channel Transistor Output Module | Digital Output | 32 | Transistor (sink) |
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