Description:
The Allen-Bradley 2098-DSD-030X is a single-axis digital servo drive from the Ultra 3000 series, designed for high-performance motion control. It features a 15 A continuous / 30 A peak current rating, supports 100–240V AC single-phase input, and delivers up to 1.5–3.0 kW of power. Its key innovation is the integrated indexer, allowing it to execute complex motion profiles (position, velocity, torque) autonomously without constant host controller intervention. It supports SERCOS or DeviceNet communication and is commonly used for precision indexing, flying shears, and rotary tables.
Application Scenarios:
In a Taiyuan-based packaging machine, the 2098-DSD-030X controls the main sealing head servo. Using its built-in indexer, it executes a precise position profile to synchronize the sealing jaws with the moving film, adjusting speed and torque based on inputs from a photoelectric sensor. The drive communicates over DeviceNet with a CompactLogix PLC for supervisory control and fault reporting, enabling high-speed, zero-backlash sealing operations.
Parameter:
| Main Parameters | Value/Description |
|---|---|
| Product Model | 2098-DSD-030X |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Product Series | Ultra 3000 Digital Servo Drives |
| Input Voltage | 100–240V AC (Single-Phase), 47–63 Hz |
| Output Current | 15 A Continuous, 30 A Peak (Intermittent) |
| Output Power | ~1.5 kW (@115V AC), ~3.0 kW (@230V AC) |
| Control Modes | Torque, Velocity, Position (with Integrated Indexer) |
| Communication | SERCOS (Fiber Optic) or DeviceNet (via option module) |
| Digital I/O | 8 Inputs (Opto-isolated), 4 Outputs + Relay Contact |
| Feedback | Resolver (Standard), Encoder (A/B/I) |
| Protection | Overcurrent, Overvoltage (Bus >420V), Overtemperature |
| Operating Temp. | 0 °C to +55 °C (Derating above 40 °C) |
| Status Display | 7-Segment LED (Status/Fault Codes) |
| Compatible Motors | MP-Series, 1326AB, F-, H-, N-, Y-Series Servo Motors |
| Lifecycle Status | Mature / Limited Availability (Consider Kinetix 300/350 for new designs) |
Technical Principles and Innovative Values:
The Ultra 3000 platform was a benchmark for integrating high-performance servo control with standalone intelligence.
- Innovation Point 1: Autonomous Indexing Engine. Unlike standard drives that rely on real-time pulse streams from a PLC, the 2098-DSD-030X contains a programmable indexer. It can store and execute complex motion sequences (e.g., position tables, velocity profiles) internally. This offloads the host controller, reduces network traffic, and improves response times for high-speed repetitive tasks like cut-to-length or indexing.
- Innovation Point 2: Universal Power & Modulation. The drive utilizes Space Vector Modulation (SVM) and a wide-range auto-sensing power supply (100-240V AC). This allows the same drive to be deployed in different regions without hardware changes and provides superior voltage utilization, delivering full torque at higher speeds compared to traditional six-step commutation.
- Innovation Point 3: Modular Network Architecture. While the base drive has a serial port (RS-232/485), its primary strength is the field-installable network option modules (SERCOS or DeviceNet). This modularity allowed users to adapt the drive to either a high-speed fiber-optic motion network (SERCOS) or a cost-effective device-level bus (DeviceNet) without changing the core hardware.
