The ABB DI650 3BHT300025R1, also cataloged as the DI650 Digital Input Module, operates as a dedicated hardware component for binary status acquisition within AC110/160 automation architectures.

System Variant & Part Identification

• Base Model: DI650
• Order Number: 3BHT300025R1
• Spare Model Number: 3BHT300025R1
• Series Architecture: ABB Advant Controller 110 / AC160 System Platform

Core Mechanical & Electrical Properties

Backplane Communication Velocity & System Interface

The DI650 interface processes incoming 24 VDC digital signals from field switches, relay contact monitoring, and binary sensors. Signal transfers across the internal bus utilize deterministic backplane communication velocity profiles to align with system firmware flash compatibility standards. High I/O density scaling allows 32 distinct channel states to map directly into controller memory image tables without inducing backplane latency spikes.

Module Package Contents

• 1 x ABB DI650 3BHT300025R1 Digital Input Module
• Factory protective anti-static packaging shell

Field Mounting & Terminal Wiring Guidelines

• Module Handling
  • Electrostatic discharge protection measures must be active during handling. Maintain grounding straps before contact with card edges.
• Cabinet Mounting
  • Align module guide rails within the rack system before sliding into the subrack slot to prevent connector pin bending.
• Cable Routing
  • Keep field input lines separated from AC high-voltage signal paths to minimize electromagnetic interference across digital channels.
• Field Grounding
  • Terminate overall cable shields at single-point cabinet grounding bars to suppress ground loop current development.

Technical Support FAQ

• What is the channel density per single module unit?

  The module contains 32 grouped digital input channels capable of reading 24 VDC logic states.

• How does reverse voltage protection operate on field terminals?

  Integrator circuits withstand continuous reverse polarity conditions up to +-30 VDC without component damage.

• What thermal limits must be maintained during active operation?

  Ambient enclosure conditions must stay within the range of -40 deg C to +70 deg C.

• Does the module support direct hot-swapping under power?

  System backplane power must be verified and safe practices followed according to system bus standards before card extraction.

• What current level does each channel draw at nominal input voltage?

  Each input channel consumes approximately 6 mA when energized at 24 VDC.

• What is the allowable input voltage range for signal logic high detection?

  The input circuits accept continuous DC operating voltages ranging from 10 VDC to 30 VDC.

• What physical dimensions are required for logistics clearance?

  The shipping footprint measures approximately 3.8 cm in depth, 26.9 cm in width, and 25.4 cm in height.

• What condensation limits apply to field operating environments?

  Relative humidity must remain between 5% and 95% non-condensing throughout operation.