ABB DSDP140B (ordering code 57160001‑ACX)  high‑speed pulse counter board
May 30, 2026

ABB DSDP140B (ordering code 57160001‑ACX) high‑speed pulse counter board

ABB DSDP140B (ordering code 57160001‑ACX) is a high‑speed pulse counter board belonging to the ABB S100 I/O series for Advant OCS and 800xA control systems. It provides precision pulse counting, frequency measurement, and event timing for field sensors and encoders, supporting up to 60 kHz input. With integrated digital I/O and analog output, it delivers reliable signal acquisition and control in industrial environments.

Description

Product Introduction

ABB DSDP140B (ordering code 57160001‑ACX) is a high‑speed pulse counter board belonging to the ABB S100 I/O series for Advant OCS and 800xA control systems. It provides precision pulse counting, frequency measurement, and event timing for field sensors and encoders, supporting up to 60 kHz input. With integrated digital I/O and analog output, it delivers reliable signal acquisition and control in industrial environments.

Model Interpretation

DSDP stands for Digital Signal Processing Board. 140B indicates the hardware version and functional configuration for high‑speed pulse counting and I/O integration. The full part number 57160001‑ACX serves as the unique identifier for ordering and inventory.

Technical Parameters

  • Power supply: 24 V DC, 2 A, power consumption ≤10 W

  • Counting input: 1 channel, max 60 kHz, TTL/24 V compatible

  • Digital inputs: 2 channels, 24 V DC, isolated

  • Digital outputs: 4 channels, 24 V DC, 0.5 A per channel

  • Analog output: 1 channel, 0–10 V / 0–20 mA, 12‑bit resolution

  • Operating temperature: −40 °C to +70 °C; storage temperature: −40 °C to +85 °C

  • Relative humidity: 5%–95%, non‑condensing

  • Dimensions: 255 mm × 20 mm × 350 mm (W × H × D)

  • Weight: approx. 0.44 kg

  • Protection class: IP20 (front)

  • Certifications: CE, UL, CSA, RoHS compliant

Interface and Communication Configuration

  • Backplane interface: Modulebus (S100 I/O bus) for data exchange with controllers

  • Pulse input: 1 × 60 kHz differential/single‑ended input (encoder/sensor)

  • Digital I/O: 2 × DI, 4 × DO (24 V DC, optically isolated)

  • Analog output: 1 × 0–10 V / 0–20 mA for actuator control

  • Indicators: LED for Power, Run, Fault, and channel status

  • Protocols: ABB Modulebus, compatible with Advant OCS/800xA systems

Core Functions

  • High‑speed pulse counting up to 60 kHz for flow, speed, and position monitoring

  • Frequency and period measurement for rotational equipment and conveyor systems

  • Quadrature encoder support for precise positioning and motion control

  • Digital input monitoring for switch and sensor status; digital output for relay/valve control

  • Analog output for proportional control of drives and actuators

  • Self‑diagnostics and LED status indication for fast fault localization

  • Galvanic isolation between field and system sides to reduce EMI

Application Scenarios

  • Production line product counting, speed measurement, and synchronization

  • Flow metering in water treatment, chemical, and oil & gas processes

  • Conveyor and material handling systems for speed and position control

  • Packaging machinery for high‑precision counting and cut‑to‑length control

  • Rotating machinery monitoring (turbines, motors) for pulse‑based condition tracking

  • ABB Advant OCS/800xA system retrofits and expansions for legacy I/O integration

Operation and Maintenance Instructions

  • Install the module in a standard S100 rack, ensuring secure seating and proper grounding

  • Use shielded cables for pulse and analog wiring; separate power and signal cables

  • Verify 24 V DC supply before powering on; check LED indicators for normal operation

  • Configure counting modes, input filters, and I/O parameters via ABB engineering tools

  • Keep the module surface clean with a dry cloth; avoid moisture and corrosive substances

  • Periodically inspect connectors for oxidation or damage; tighten loose connections

  • Back up configuration data before replacement; use anti‑static measures during handling

  • Operate within specified temperature and humidity limits; avoid strong vibration


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