Schneider TM3TI4G Analog Input Module, Modicon TM3, 4 Temperature Inputs 24VDC

The Schneider Electric TM3TI4G is a Modicon TM3 analog input expansion module with 4 universal inputs supporting thermocouples (types J, K, R, S, B, T, N, E, C), Pt100/Pt1000 temperature probes, and standard signals (0-10 V, -10...10 V, 0-20 mA, 4-20 mA). Compatible with Modicon M221, M241, M251, and M262 controllers, it delivers 16-bit resolution at 24 V DC for precise process measurement.

Technical specifications:

• Commercial reference: TM3TI4G
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Modicon TM3
• Product type: Analog input module
• Compatible controllers: Modicon M221, M241, M251, M262
• Number of analog inputs: 4
• Input types: Thermocouple J (-200...1000°C), K (-200...1300°C), R/S (0...1760°C), B (0...1820°C), T (-200...400°C), N (-200...1300°C), E (-200...800°C), C (0...2315°C); Pt100 (-200...850°C); Pt1000 (-200...600°C); Current 0...20 mA, 4...20 mA; Voltage 0...10 V, -10...10 V
• Resolution: 16 bits (15 bits + sign)
• Accuracy: ±0.2% full scale at 25°C
• Temperature drift: ±0.01 %FS/°C
• Supply voltage: 24 V DC (20.4...28.8 V)
• Isolation: 1500 V AC (inputs to supply); 500 V AC (inputs to internal electronics)
• Connection: 10 x 1.5 mm² spring-clamp terminal block, 3.81 mm pitch
• Mounting: DIN rail TH35-7.5 or TH35-15 (IEC 60715), or panel with mounting kit
• Dimensions (WxHxD): 23.6 x 90 x 70 mm
• Weight: 0.1 kg
• IP rating: IP20
• Operating temperature: -10...55°C (horizontal); -10...35°C (vertical)
• Storage temperature: -25...70°C
• Standard: IEC 61131-2
• Certifications: CE, UKCA, RCM, EAC, cULus, cULus HazLoc

Features and benefits:

• Nine thermocouple types plus Pt100/Pt1000 probes and voltage/current signals all supported on a single compact module
• 16-bit resolution with ±0.2% full-scale accuracy at 25°C for reliable temperature and analog measurement
• 1500 V AC galvanic isolation between inputs and supply protects against electrical interference
• Compact 23.6 mm wide housing minimises DIN rail space in control panels
• cULus HazLoc certification enables installation in hazardous location environments

Applications:

• Industrial process temperature monitoring in furnaces, ovens, and heating systems using thermocouple sensors
• Machine automation panels connecting Modicon PLCs to multi-channel temperature and analog inputs
• Building and energy management systems using Pt100 or Pt1000 resistance temperature probes
• OEM machinery requiring precise multi-type analog signal acquisition in a single expansion slot

Compliant with IEC 61131-2. Part of the Schneider Electric Modicon TM3 expansion range.

Also known as: Schneider TM3TI4G, Schneider Electric TM3TI4G, TM3 analog temperature input module, Modicon TM3 thermocouple input module.