The ABB DX561 1TNE968902R2301 serves as the primary DX561 Digital Input/Output Module utilized to execute discrete signal sensing and 24 VDC switching across S500-eCo platforms.

Hardware Identification & I/O Breakdown

• DX561: Base module designation denoting combined 8 digital inputs and 8 digital outputs.
• 1TNE968902R2301: Unique commercial order code for exact replacement and system assembly.
• 8 Digital Inputs: Configured for 24 VDC sink/source 1-wire connection scheme.
• 8 Digital Outputs: Transistor switching outputs rated at 24 VDC, 0.5 A per channel.

Technical Performance Parameters

Deterministic I/O Processing & Bus Protocol Integration

The DX561 module utilizes optimized internal bus drivers to maintain maximum backplane bus communication velocity Licences across expanding S500-eCo CPU assemblies. Firm-ware flash compatibility ensures continuous operational synchronicity with central processor units, maintaining high I/O density scaling without signal jitter during fast logic execution cycles.

Package & Module Delivery Contents

• 1 x ABB DX561 (1TNE968902R2301) Digital Input/Output Module
• 1 x Anti-Static Protective Shielding Packaging
• 1 x Standard Technical Instruction Sheet

Field Wiring & Assembly Procedures

DIN-Rail Mounting Rules

• Align the module onto the standard 35 mm DIN rail (TH35-7.5) alongside the CPU or preceding I/O terminal block.
• Ensure positive mechanical locking of the base latch to guarantee grounding continuity through the DIN rail.

Power Supply & Signal Cabling Guidelines

• Wire external 24 VDC control voltage within the permitted range of 20.4 VDC to 28.8 VDC to the power supply terminals.
• Keep digital input signal lines separated from inductive switching output bundles to reduce cross-channel electromagnetic noise.

Technical Support FAQ

• Can the DX561 digital I/O module be swapped while system power is active?

  No, removing or inserting the DX561 module with live 24 VDC power risks destroying the backplane interface logic.

• What is the nominal input current drawn by each digital input channel?

  Each digital input channel draws a nominal current of 5 mA at standard 24 VDC operating levels.

• What signal delay time is introduced by the input filter circuitry?

  The internal input filtering hardware exhibits a signal propagation delay time rated between 8 ms and 8 ms.

• What is the maximum allowed continuous switching current for the outputs?

  Each digital transistor output channel supports a maximum current rating of 0.5 A at 24 VDC nominal.

• What voltage range defines the logic state for the discrete inputs?

  The digital inputs accept standard 24 VDC signals with absolute physical voltage limits specified from 0 to 30 VDC.

• What wiring configuration is supported on the front field connections?

  The module utilizes a space-saving 1-wire connection arrangement for standard discrete sensors and actuators.

• What primary supply voltage range must be supplied to the module?

  The internal circuitry operates within an allowable DC voltage window of 20.4 VDC to 28.8 VDC.

• Are both sink and source sensor types compatible with the inputs?

  Yes, the 8 digital input channels are fully configurable for sink or source field signal connections.