Schneider Electric TM3AI8 Modicon TM3 Analog Input Module

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Hersteller: Schneider Electric
Produkt-Nr.: TM3AI8
Herkunftsland:Frankreich
Produkttyp: Analog Input Modules
Zahlung: T/T, Western Union
Gewicht: 220g
Abmessungen: 12,6cm x 10,51cm x 7,37cm
Versandhafen: Xiamen
Garantie: 12 Monate

Schneider Electric TM3AI8 Modicon TM3 Analog Input Module

Description

Designed for seamless integration with Modicon M221, M241, and M251 logic controllers, the TM3AI8 expansion module expands system capabilities by providing high-density analog data acquisition. This analog input module features eight high-resolution input channels, enabling precise monitoring of industrial variables such as temperature, pressure, and flow. By facilitating reliable signal conversion and real-time data transmission to the host PLC, it ensures optimal process control across diverse automation architectures.

The compact design of the Modicon TM3 system allows for efficient use of cabinet space. It mounts directly onto a standard DIN rail and connects to adjacent modules via an integrated bus expansion connector, minimizing wiring complexity and installation time.

Features

Eight high-density analog input channels supporting multiple signal ranges.
Compatible with Modicon M221, M241, and M251 controller ranges.
High-resolution analog-to-digital conversion for precise process measurement.
Compact form factor designed to optimize control cabinet space.
Simple interlocking assembly with integrated bus connector for rapid system expansion.

Applications

Water and wastewater treatment facilities.
Packaging, material handling, and assembly machinery.
HVAC and environmental control systems.
Food and beverage processing lines.
General factory automation and machine control.

Technical Specifications

Manufacturer	Schneider Electric
Part Number/Model	TM3AI8
Series	Modicon TM3
Module Type	Analog Input Module
Number of Inputs	8
Input Types	0...10 V, -10...10 V, 0...20 mA, 4...20 mA
Analogue-to-Digital Conversion	11 bits + sign or 12 bits
LSB Value	2.44 mV (0...10 V), 4.88 mV (-10...10 V), 4.88 microA (0...20 mA), 3.91 microA (4...20 mA)
Permissible Continuous Overload	13 V (voltage), 40 mA (current)
Input Impedance	>= 1 MOhm (voltage), <= 250 Ohm (current)
Isolation	Between input and internal logic: 1500 V AC Between inputs: Non-isolated
Current Consumption	30 mA at 5 V DC (via bus) 40 mA at 24 V DC (via bus)

Connections and Interfaces

Terminal Connection	Function
I0+ to I7+	Positive analog input channels 0 to 7
I0- to I7-	Negative analog input channels 0 to 7
Shield / Functional Ground	Shield connection point for signal noise reduction

Installation Guidelines

Mounting: Mount the module horizontally or vertically on a 35 mm DIN rail (AM1 DE200 or equivalent).
Shielding: Use shielded twisted-pair cables for all analog input connections to minimize electromagnetic interference. Ground the shield at a single point, preferably on the controller side.
Wiring: Keep analog signal wiring physically separated from high-voltage power lines and motor drive cables.
Thermal Management: Ensure adequate ventilation clearance around the module as specified in the Modicon TM3 hardware guide, maintaining operating temperatures within rated limits.

Compliance and Certifications

CE
cULus Listed
UKCA
RCM

Key Features:

#Analog Input Modules #Modicon TM3

Which PLCs are compatible with the TM3AI8 analog module?

The TM3AI8 is designed for use with Schneider Electric Modicon M221, M241, and M251 logic controllers.

What analog input signal types does the TM3AI8 support?

The module supports 0 to 10 V, -10 to +10 V, 0 to 20 mA, and 4 to 20 mA input signals.

Are the input channels on the TM3AI8 isolated from each other?

No, the input channels are non-isolated from each other, but they feature 1500 V AC isolation between the inputs and the internal logic circuitry.

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TECHNICAL SPECIFICATIONS

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Schneider Electric TM3AI8 Modicon TM3 Analog Input Module