The ABB DSDI110AV1 (3BSE018295R1) is a high-density digital input module designed for the Advant Open Control System (OCS), specifically for use with the MasterPiece 200/1 and AC 400 series controllers. This module provides 14 isolated input channels, allowing the controller to interface with various field devices such as pushbuttons, limit switches, and proximity sensors. As a “V1” variant, it represents an enhanced version of the original DSDI110, featuring improved electronic components and better resistance to industrial electrical noise.
Technical Specifications and Datasheet
The following parameters outline the functional and physical profile of the DSDI110AV1 module.
Core Parameters
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Product ID: 3BSE018295R1
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Model Name: DSDI110AV1
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Number of Channels: 14 Isolated Inputs
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Input Voltage: 24V DC (Standard)
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Input Current: 8 mA typical at 24V
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Isolation: Galvanic isolation between channels and system logic
Physical Attributes
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Dimensions: 233 mm x 160 mm (Standard 6U Eurocard)
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Weight: 0.55 kg
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Country of Origin: Sweden
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Power Dissipation: 4.5 W (Max)
Applications and Industrial Use
The DSDI110AV1 is essential for capturing real-time binary data in high-availability environments:
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Discrete Manufacturing: Monitoring the state of safety gates, actuators, and conveyor sensors.
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Process Automation: Collecting status signals from valves, level switches, and flow indicators in refineries.
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Energy Management: Integrating trip signals and circuit breaker statuses from electrical switchgear.
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Marine & Offshore: Monitoring ballast control systems and engine room status points.

Product Instructions and Operation
To ensure the technical reliability of the ABB DSDI110AV1 3BSE018295R1, please follow these installation guidelines:
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Rack Mounting: Slide the module into the designated slot of the subrack. Ensure the Eurocard connectors are aligned with the backplane before applying pressure. Use the front panel screws to secure the board.
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Wiring: Connect field wiring to the corresponding terminal units (e.g., DSDV series). Ensure that the 24V DC common return is properly grounded to avoid floating signal issues.
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Addressing: Configure the module address via the hardware switches or software settings in accordance with the system’s I/O map.
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Safety: This module is sensitive to ESD. Always use an antistatic wrist strap during handling. Do not insert or remove the module while the subrack is powered to prevent bus disruptions.
Frequently Asked Questions (Q&A)
Q1: What is the difference between DSDI110 and DSDI110AV1? A1: The “AV1” version is a direct successor with updated internal circuitry. It is backward compatible with the standard DSDI110 in most applications but offers better long-term reliability and noise immunity.
Q2: Does each channel have its own LED indicator? A2: Yes, the front panel features status LEDs for each of the 14 channels, allowing for quick visual verification of input states during troubleshooting.
Q3: Can I use this module with 110V AC inputs? A3: No, the DSDI110AV1 is strictly designed for 24V DC signals. Connecting higher voltages will cause permanent damage to the input optocouplers.
Similar Recommended Models
For maintenance, spares, or expansion of your Advant system, consider these related modules:
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ABB DSDI110 57160001-AA (Standard Version)
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ABB DSDO115 57160001-AC Digital Output Module
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ABB DSDP170 57160001-AF Pulse Counter Module
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ABB DSAI130 57120001-AT Analog Input Module
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ABB DSBC174 3BSE019900R1 Bus Extender Module

