ABB DI840

• • The ABB DI840 is a Digital Input Module.  
  • It is part of the ABB S800 I/O system.  
  • This module is designed to receive digital input signals from field devices.  
  • It is a 16-channel 24 V d.c. digital input module, used for single or redundant applications.  
  • It is used in industrial control systems.  
• Key Features and Applications:
  • Digital input.
  • Industrial automation.
  • Process control.
  • S800 I/O system.  
  • Redundant applications.
  • 16 Channel Input.  
• Technical Parameters and Specifications:
  • Here are some key technical aspects:
    • 16 channel 24 V d.c. digital input.  
    • Input voltage range, “0”: -30..+5 V.  
    • Input voltage range, “1”: 11..30 V.  
    • Input impedance 3.3 kΩ.
    • Groupwise isolated from ground.