TM3AI4 Schneider Electric - Schneider Electric TM3AI4 Analog Input Module. The Schneider Electric TM3AI4 is an analog input expansion module from the Modicon TM3 range, designed for use with Modicon M221, M241, M251, and M262 logic controllers. It features 4 analog input channels with 12-bit resolution (11-bit plus sign), supporting voltage inputs of 0-10V and -10 to +10V, as well as current inputs of 0-20mA and 4-20mA. The module is equipped with a removable screw terminal block with 3.81mm pitch and provides input-to-supply isolation at 1500V AC.
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Brand: Schneider Electric
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Category: Programmable Logic Controllers > I/O Modules
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Product Type: Analog Input Module
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Series: Modicon TM3
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Number of Inputs: 4
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Resolution: 12-bit (11-bit + sign)
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Input Ranges: 0-10V, -10 to +10V, 0-20mA, 4-20mA
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Input Impedance: >= 1 MOhm (voltage), <= 50 Ohm (current)
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Conversion Time: 1 ms + 1 ms per channel + 1 controller cycle
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Absolute Accuracy: +/- 0.1% FS at 25 degrees C
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Supply Voltage: 24V DC
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Current Consumption: 45 mA at 5V DC (full load)
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Terminal Type: Removable screw terminal block, 3.81mm pitch
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Isolation: 1500V AC (input to supply), 500V AC (input to logic)
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Protection Rating: IP20
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Compatible Controllers: Modicon M221, M241, M251, M262
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Mounting: DIN rail 35mm
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Weight: 0.115 kg
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Standards: EN/IEC 61131-2, EN/IEC 61010-2-201
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Certifications: CE, cULus
Used in industrial automation for analog signal acquisition from sensors and transducers, ideal for process control, manufacturing automation, and variable speed drive monitoring.