ABB DSDP150 57160001-GF Pulse Encoder Input Unit

Description

Hardware and Performance Specifications Auxiliary supply: Powered by VME rack back‑plane, no external power supply required Power consumption: ≤5 W Input channels: 2 independent differential encoder input channels Signal level: 12 V DC for pulse generator devices Max input frequency: 10 kHz per channel Supported modes: Pulse counting, frequency measurement, period measurement Isolation voltage: Galvanic isolation between field‑side and system‑bus circuit Mounting mode: VME Eurocard plug‑in board for Advant subrack Protection class: IP20 Operating temperature: −20 ℃ ~ +60 ℃ Storage temperature: −40 ℃ ~ +85 ℃ Humidity: 5‑95 %RH non‑condensing EMC compliance: Comply with IEC 61000‑4 series industrial electromagnetic‑compatibility standards Dimension & weight: approx. 338 × 243 × 27 mm, weight approx. 0.425 kg Certifications: CE approval, RoHS‑exempt status documented by ABB official EU declarationABB Group

Main Functions Collect differential pulse and encoder signals from field‑site measuring devices. Perform pulse counting, frequency and period calculation for process‑related measurement tasks. Transfer processed digital measurement data to Advant main controller through VME back‑plane bus. Support channel‑level diagnosis for detection of signal loss and abnormal pulse status. Front‑panel LED indicators display power‑on status, channel activity and hardware fault alarm codes for on‑site inspection. Hardware self‑diagnosis detects internal circuit faults and reports fault information to the controller. Parameter configuration, counting‑mode selection and channel debugging are completed by ABB Advant engineering software.

Installation Requirement Plug‑in installation inside Advant VME controller subrack. Encoder and pulse‑input signal cables shall adopt shielded twisted‑pair and be strictly separated from high‑power power cables. Ensure reliable cabinet protective grounding. After module replacement, confirm full part‑number DSDP150 / 57160001‑GF matches original project configuration, download complete system configuration file. Perform channel point‑to‑point pulse‑signal test and counting‑accuracy verification. Different hardware revisions cannot be directly interchanged without configuration adaptation. Do not put into service until no hardware self‑diagnosis fault alarm exists.

Typical Application Scenarios Pulse‑encoder‑input‑unit spare part for ABB Advant OCS / MasterPiece AC400 automation‑control systems; widely used for rotational‑speed monitoring, flow totalization and position measurement in thermal‑power plants, hydropower plants and petrochemical industries; applied for legacy DCS‑PLC system maintenance and spare‑part replacement.

Key Features

1. Dedicated dual‑channel pulse encoder input unit for legacy Advant DCS systems, designed for 12 V DC pulse‑generator and incremental encoder interfacesABB Group.
2. Built‑in galvanic‑isolation design, improves anti‑interference capability for pulse‑signal acquisition under harsh industrial environments.
3. Multiple configurable measurement modes for counting, frequency and period‑based process applications.
4. VME Eurocard plug‑in structure, back‑plane powered, convenient for on‑site replacement and maintenance.
5. Strict full‑part‑number matching required for spare‑part replacement.