Description:

The Schneider Electric TM2DDI16DK Discrete Input Module is a 16-point digital input module used in Modicon M238 PLC systems to acquire 24V DC field signals. Commonly installed in industrial automation systems, control panels, and machinery where discrete input monitoring is required. Maintenance teams and system integrators use this module for system expansion, replacement, and upgrades to ensure reliable signal acquisition and control.

Applications:

The Schneider Electric TM2DDI16DK module is widely used in industrial automation environments to monitor digital input signals from field devices. It is deployed in manufacturing systems, conveyor lines, packaging machines, and HVAC systems to interface with sensors, switches, and control devices. With fast response time and compatibility with Modicon platforms, it enables accurate signal detection and efficient control of industrial processes.

Technical Specifications:

• Manufacturer: Schneider Electric
• Model / Part Number: TM2DDI16DK
• Product Type: Discrete Input Module
• Platform Compatibility: Modicon M238, Twido, Advantys OTB
• Number of Inputs: 16 digital inputs
• Input Voltage: 24 V DC
• Input Voltage Range: 20.4–28.8 V DC
• Input Current: 5 mA per channel
• Input Logic: Sink or source
• Input Impedance: 4.4 kΩ
• Response Time: 4 ms (on/off)
• Isolation: 500 V between channels and internal logic
• Current Consumption: 35 mA at 5 V DC
• Connection Type: 1x HE10 connector
• Mounting: 35 mm DIN rail
• Application: Digital signal acquisition

Common Replacements:

• Schneider Electric TM2DDI16DT
• Schneider Electric TM3DDI16
• Schneider Electric BMXDDI1602