Product Introduction
The Schneider Electric TM2AMI2HTN Analog Input Module is a precision signal acquisition expansion unit designed to enhance the analog measurement capabilities of TM2 series programmable controllers. This module delivers high‑speed, accurate analog input processing for applications where real‑world measurements must be converted into reliable control data.
Compact, DIN‑rail mountable, and engineered for industrial use, the TM2AMI2HTN integrates easily with TM2 logic controllers via the built‑in expansion bus. It supports multiple analog ranges and provides robust signal conditioning that simplifies system design, reduces wiring complexity, and ensures consistent data quality — key advantages for machine control, process monitoring, and building automation systems.
Technical Specifications
| Specification | Details |
|---|
| Manufacturer | Schneider Electric |
| Model Number | TM2AMI2HTN |
| Module Type | Analog Input Module |
| Product Series | TM2 Logic & I/O Expansion |
| Analog Input Channels | 2 Channels |
| Input Signal Types | Voltage: 0–10 V, Current: 0–20 mA / 4–20 mA |
| Input Resolution | 12‑bit |
| Sampling Time | ~20 ms per Channel |
| Input Impedance | ≥100 kΩ (Voltage) |
| Accuracy | ±1 % Full Scale typical |
| Isolation | Channel‑to‑bus isolation (standard TM2) |
| Supply Voltage | Powered through TM2 Controller |
| Mounting Method | DIN‑Rail Expansion |
| Protection Rating | IP20 |
| Operating Temperature | 0 °C to 55 °C |
| Dimensions (H × W × D) | 90 × 45 × 70 mm |
| Weight | Approx. 0.14 kg |
Industrial Applications
Machine Control Systems
Captures analog sensor data to support closed‑loop control of machine functions in packaging, robotics, and assembly equipment.
Process Monitoring & Regulation
Suitable for process plants that require accurate measurement of temperature, pressure, flow, or level via current or voltage sensors.
HVAC & Building Automation
Useful for environmental monitoring, enabling temperature and humidity sensors to feed analog values into controllers for regulation.
OEM & Embedded Solutions
Integrated into compact OEM control panels where accurate analog data acquisition is required without additional rack space.
Key Advantages
Precision Analog Acquisition
12‑bit resolution delivers reliable analog measurement essential for accurate control and monitoring.
Dual‑Channel Flexibility
Two independent analog inputs allow simultaneous measurement of separate field variables.
Dual Signal Support
Compatible with both current and voltage signal types to match a wide range of industrial sensors.
Easy Integration with TM2 Controllers
Designed for plug‑in expansion on TM2 controllers, ensuring robust communication and fast data flow.
Compact Industrial Form Factor
DIN‑rail friendly design keeps control cabinets organized and simplifies maintenance.
Technical FAQs
1. How many analog inputs does the TM2AMI2HTN provide?
It provides 2 independent analog input channels.
2. What signal types are supported?
Supports voltage (0–10 V) and current (0–20 mA / 4–20 mA) signals.
3. What is the analog resolution?
The module uses 12‑bit resolution for accurate analog conversion.
4. What is the typical sampling time per channel?
Each channel is sampled in approximately 20 ms.
5. Does this module require an external power supply?
No — it is powered through the TM2 controller’s expansion bus.
6. What mounting method is used?
Installed as a DIN‑rail mounted expansion module using the TM2 bus.
7. What industries commonly use this module?
Machine automation, process control, HVAC, and embedded OEM systems commonly deploy this analog input module.
8. Can this module read both current and voltage sensors simultaneously?
Yes — it supports both voltage and current inputs on its two channels.
9. What accuracy can be expected?
Typical accuracy is ±1 % of full scale, suitable for most industrial process measurements.
10. Is this module suitable for outdoor harsh conditions?
It is rated IP20 and designed for indoor industrial environments; additional protection is required outdoors.
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