Product Overview
The Schneider Electric 140DDI36400C is a high-density input module. It works with Modicon Quantum PLC systems. This module adds 96 digital inputs to your control system. It uses 24V DC power for sensors and switches.
Key Features & Advantages
- High Capacity: Connects up to 96 field devices to one module.
- Wide Voltage Range: Works from 19.2V to 30V DC for stable operation.
- Space Saver: One module does the job of several smaller ones.
- System Ready: Easy setup with Modicon Quantum racks and CPUs.
- Reliable Design: Built for continuous operation in industrial settings.
Detailed Specifications
- Manufacturer: Schneider Electric
- Part Number: 140DDI36400C
- Product Line: Modicon Quantum
- Module Type: Digital Input
- Number of Inputs: 96 channels
- Input Voltage: 24V DC Nominal
- Voltage Range: 19.2V DC to 30V DC
- Input Impedance: 6700 Ohms
- Logic Type: Positive Logic
- Address Space: Requires 6 Words
- Operating Temp: 0°C to 40°C (32°F to 104°F)
- Storage Temp: 0°C to 50°C (32°F to 122°F)
- Humidity: Up to 80% (non-condensing)
- Max Altitude: 1000 meters (3280 feet)
- Environment: Clean, indoor, non-corrosive
Installation & Integration
- Mounts in any slot of a compatible Modicon Quantum rack.
- Ensure your power supply fits the 19.2-30V DC range.
- Plan your I/O addressing; this module needs 6 words of space.
- Keep the operating environment clean and within temperature limits.
Ordering & Support Info
- What You Get: One (1) new 140DDI36400C input module.
- Warranty: Backed by a 12-month quality guarantee.
- Shipping: Fast delivery via FedEx, UPS, or DHL worldwide.
FAQ – Expert Guidance
What is the main use for a 96-point module like the 140DDI36400C?
It is perfect for applications with many digital signals. Examples include large conveyor systems, packaging lines, or material handling plants where you monitor many limit switches, sensors, or push buttons.
Can I mix this module with other Quantum I/O modules in the same rack?
Yes. The Modicon Quantum system is modular. You can mix digital input, output, and analog modules in the same rack. Just check the total power supply capacity.
Does the 6700-ohm input impedance matter for my sensors?
Yes, it affects the “ON” state current. With a 24V input, the module will draw about 3.6 mA per channel. Ensure your field devices (like sensors) can provide this current reliably.
What happens if my power supply voltage drops below 19.2V DC?
The inputs may not read correctly. They might show “OFF” even when the sensor is active. Always use a stable power supply within the specified range for reliable operation.
From experience, what’s a common wiring mistake with high-density modules?
Not labeling wires clearly. With 96 terminals close together, troubleshooting becomes very hard without good labels. Always label both ends of every wire during installation.
Buying Advice
Choose the 140DDI36400C if:
- You need many digital inputs in a compact space.
- Your control system uses the Modicon Quantum platform.
- Your application power is 24V DC.
- You want to reduce the number of modules and simplify your rack setup.
Questions about this module? Contact our automation specialists.
Email: info@oiltechcontrols.com
WhatsApp: +86 158 8020 0923
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