Schneider TM3DI32K Modicon TM3 Discrete Input Module 32 Channels 24V DC HE10

Schneider Electric Modicon TM3DI32K is a digital input module with 32 channels for 24 V DC sink/source signals. HE10 connector for high‑density field wiring. Part of the TM3 I/O expansion family for Modicon M221, M241, M251, and M262 controllers. Suitable for machine automation requiring large numbers of digital inputs.

Applications:

• High‑density digital signal acquisition from sensors and switches

• Machine automation and control panel expansion

• Conveyor and packaging equipment

• Factory automation I/O systems

Core Specifications:

• Number of inputs: 32 (4 groups of 8)

• Input voltage: 24 V DC (sink/source, type 1)

• Input current: 1.5 mA typical at 24 V

• Input impedance: 15 kΩ

• Voltage state 1 guaranteed: ≥ 15 V

• Response time: 2 ms typical, 3.5 ms max

• Isolation: 1500 V AC between inputs and backplane, 500 V DC between groups

• Connection: HE10 connector (requires separate cable)

• Protection rating: IP20

• Dimensions (W × H × D): approx. 31.3 × 90 × 70 mm

• Weight: approx. 0.13 kg

• Operating temperature: -10…55 °C

Advanced Specifications:

• Diagnostics: per channel status LED, module error LED

• Protection: reverse polarity protection

• Current consumption: from backplane and external supply

• Compatible cable: TM3CABLEP (HE10 to screw terminal, sold separately)

System Integration:

• Compatible with Modicon M221, M241, M251, M262 controllers via TM3 expansion bus.

• Requires HE10 to screw terminal cable (e.g., TM3CABLEP) for field wiring.

• Configured in EcoStruxure Machine Expert Basic or SoMachine Basic.

Related Products (upgrade path):

• Lower density → TM3DI16 (16 inputs, screw terminal)

• Current model → TM3DI32K (32 inputs, HE10 connector)

• Lower density spring terminal → TM3DI16G (16 inputs, spring terminal)

• Complementary → TM3DQ32TK (32 transistor outputs, HE10 connector)