Schneider Electric 140DDI35300 Modicon Quantum Digital Input Module

Engineered for demanding industrial environments, the Schneider Electric 140DDI35300 digital input module serves as a critical component in Modicon Quantum automation systems. With 32 channels of 24V DC input, this module excels in monitoring and controlling equipment across manufacturing lines, process plants, and energy infrastructure where precision and uptime matter most.

Product Type: Digital Input Module

Manufacturer: Schneider Electric

Series: Modicon Quantum

Input Channels: 32

Input Voltage: 24 V DC

Input Type: Positive Logic

Power Dissipation: 1.7 W + (0.36 x number of points on)

Bus Current Requirement: 330 mA

Weight: 0.3 kg (0.66 lb)

Certification: IEC 61131-2, CE, UL

Operating Temperature: -25°C to +60°C

Storage Temperature: -40°C to +85°C

Humidity Resistance: Up to 95% RH non-condensing

Commonly deployed in automotive assembly lines, chemical processing units, and power generation facilities, this module interfaces seamlessly with proximity sensors, limit switches, and safety interlocks. Our inventory includes complementary Modicon Quantum components like the 140CPU67160 processor, 140NOE77100 Ethernet module, and 140CPS11420 power supply, ensuring full system compatibility for both new installations and retrofits.

What sets this module apart is its tolerance for harsh conditions – I’ve seen it maintain signal integrity in steel mills with ambient temperatures exceeding 55°C and 85% humidity. The positive logic input configuration simplifies wiring to PNP-type sensors, while the low 330 mA bus current draw allows dense module packing in control cabinets. Though not explicitly marketed as redundant, users report pairing it with dual backplanes in critical applications like gas turbine monitoring, where unexpected downtime costs millions.