ABB DSDI110 57160001-A
ABB DSDI110 57160001-A
ABB DSDI110 57160001-A
ABB DSDI110 57160001-A
ABB DSDI110 57160001-A

ABB DSDI110 57160001-A | 24V DC Digital Input Slave for Advant Controller

  • Brand: ABB
  • Model: DSDI110 57160001-A
  • Product Type: Digital Input Module
  • Series: S800 I/O
  • Core Function: Acquires 16 discrete 24V DC signals; interfaces field devices to the control system.
  • Key Specs: 16-Channel 24V DC Sink/Source Input; S800 I/O compatibility.
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Part number: ABB DSDI110 57160001-A
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Description

DSDI110 57160001-A: Product Overview
This component is a 16-channel digital input module designed for integration within ABB’s S800 I/O system, a distributed I/O platform for the Advant Controller and System 800xA Distributed Control System (DCS). Its role is to serve as an interface for acquiring binary signals from field-mounted devices, converting them into a digital format suitable for processing by the central controller. It is typically mounted in an S800 I/O station, which can be located remotely from the control room.
The core functionality involves scanning 16 independent electrical contacts or solid-state sources. It processes dry contact closures or 24V DC voltage levels, registering a logical ‘1’ or ‘0’ state for each channel. The module performs signal conditioning, debounce filtering, and electrical isolation before transmitting the data to the controller over a redundant fiber optic or copper bus. This ensures reliable signal integrity in electrically noisy industrial environments.
Belonging to the S800 I/O family, this module inherits the platform’s benefits, including high density, modularity, and hot-swappable capability. The distributed nature of S800 I/O allows for significant reduction in field wiring, as multiple I/O points can be concentrated in one location close to the process. The system’s scalability permits easy expansion, and the common backplane simplifies configuration and maintenance, leading to reduced engineering costs and project execution time.

ABB DSDI110 57160001-A

ABB DSDI110 57160001-A

DSDI110 57160001-A: Technical Specifications
  • Model Number: DSDI110 57160001-A
  • Manufacturer: ABB
  • Product Type: 16-Channel Digital Input Module
  • Series: S800 I/O
  • Number of Channels: 16
  • Input Type: Sink/Source (configurable)
  • Nominal Input Voltage: 24 V DC
  • Input Voltage Range: 18-30 V DC
  • Input Current: 4 mA per channel (at 24V)
  • On-State Voltage: 15-30 V DC
  • Off-State Voltage: -3-5 V DC
  • Isolation: Channel-to-channel and channel-to-backplane
  • Operating Temperature: 0°C to +55°C
  • Storage Temperature: -40°C to +70°C
  • Dimensions: 45 mm (width) x 119 mm (height) x 112 mm (depth)
Core Features & Customer Value
High channel density: Providing 16 input channels within a single module slot maximizes the use of available I/O rack space. For the engineer, this reduces the number of modules and carriers required, which simplifies system architecture and lowers overall hardware costs. It also makes the wiring design more efficient, as multiple field points can be terminated on a single module.
Electrical isolation: The module offers isolation between channels and to the backplane. This design protects the control system from ground loops and high-voltage transients that can occur in industrial settings. The benefit to the end user is enhanced system reliability and safety, minimizing the risk of a fault in one channel affecting other parts of the system or causing a shutdown.
Hot-swappable design: The module can be replaced while the system is online, without requiring a shutdown. For the maintenance team, this capability drastically reduces downtime during module repair or replacement, increasing plant availability and operational efficiency.
Compatibility with S800 I/O infrastructure: The module is designed to work seamlessly with ABB’s standard S800 I/O stations, communication interfaces, and engineering tools. This ensures straightforward integration into existing or new installations, protecting the customer’s investment in the ABB automation platform and simplifying training and support.

ABB DSDI110 57160001-A

ABB DSDI110 57160001-A

Typical Applications
In a power generation facility, this module is commonly used to monitor the status of auxiliary systems. For example, it can acquire signals from circuit breaker auxiliary contacts, indicating whether a breaker is open or closed, and from alarm annunciators on pumps and fans. This information is critical for the plant’s safety and control logic.
Within a petrochemical refinery, the module can be employed in a distributed I/O station located near a process unit. It would interface with proximity switches on valves to confirm their position (open/closed), and with pushbutton stations and selector switches on a local control panel. This setup reduces the amount of cabling running back to the main control room.
In a large manufacturing or material handling system, the module can be used to read signals from photoelectric sensors, emergency stop buttons, and limit switches. These inputs are essential for controlling automated machinery, ensuring safe operation, and triggering alarms when necessary.

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