Schneider Electric TM2AMM3HT Modicon M238 Analog Module

• Engineers design the TM2AMM3HT expander to deliver smooth signal conversions for industrial automation networks.
• The compact module provides high signal accuracy to protect connected equipment from sudden voltage surges.
• Operators easily monitor field instruments using standard current loops and straightforward voltage connections.

Core Technical Specifications

• The module features 2 non-differential inputs and 1 output for versatile field connections.
• Input voltage ranges spans from 0 to 10 VDC with clear signal separation.
• Current loops support standard 4 to 20 mA signals for reliable data acquisition.
• Internal circuits deliver sharp 12-bit resolution across all active measurement channels.
• The unit maintains steady operation with +/- 0.2% accuracy at standard room temperatures.
• Signal conversion requires only 20 ms plus one controller cycle time for quick updates.
• The module accepts continuous overloads up to 40 mA current or 13 VDC voltage safely.
• Internal photocouplers isolate channel logic with 500 V dielectric strength against electrical interference.
• The hardware draws low power at 50 mA from the external 24 VDC power line.
• Physical dimensions remain compact at 23.5 mm width, 70 mm depth, and 90 mm height.

Extended Performance & Capabilities

• The analog module processes signals across a broad operating temperature range of -10 to 55 °C.
• Integrated noise filters suppress high-frequency line vibration and industrial electrical noise efficiently.
• High input impedance exceeding 1 MOhm prevents signal loading on sensitive field instruments.
• The system maintains low drift with a temperature coefficient of +/- 0.015 %FS/°C.
• High-density housing allows vertical or horizontal DIN rail installation inside standard control cabinets.
• The fast sampling duration under 10 ms ensures accurate real-time tracking of process variables.

Key Product Benefits

• The TM2AMM3HT unit speeds up installation time using removable screw terminal blocks.
• Flexible hardware settings allow easy switching between voltage modes and current loops.
• Robust insulation barrier shields connected PLC CPUs against dangerous external field ground loops.
• Low energy consumption lowers overall cabinet temperatures and extends hardware service life.
• Full compatibility with Modicon M238 and Advantys OTB platforms simplifies system upgrades.

Installation Guide

• Mount the module securely on a standard 35 mm DIN rail inside an enclosure.
• Disconnect all main power sources before wiring the removable screw terminal block safely.
• Use shielded twisted-pair cables for all analog signals to prevent electromagnetic interference.
• Connect cable shields to a single grounding point near the control cabinet entry.
• Apply external 24 VDC power strictly within the allowed 19.2 to 30 V limits.

Package List

• 1 x Schneider Electric analog input output module.
• 1 x Removable screw terminal block connector.
• 1 x Hardware installation reference sheet.
• 1 x Protective anti-static packaging box.

Shipping & Warranty Terms

• We ship orders globally using fast express couriers like FedEx, UPS, and DHL.
• Every purchase includes a full 12-month quality warranty for your total peace of mind.

Frequently Asked Questions

• How does this unit handle signal noise in noisy factory environments? Photocoupler isolation blocks up to 500 V of interference to protect sensitive internal logic circuits.
• Can I mix voltage inputs and current outputs on the same module? Yes, you can configure input channels for 0-10 V and set the output for 4-20 mA independently.
• What type of wire should I use for field signal connections? Always install shielded twisted-pair cables to guarantee signal integrity over long wiring runs.
• Does this module require a separate external power supply to run? Yes, the analog circuitry requires a dedicated 24 VDC supply connected to the terminal block.
• What mounting options work best for this hardware unit? You can snap the module directly onto standard 35 mm DIN rails or secure it on panels.

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