Description
The Allen‑Bradley 2198‑H008‑ERS is a Kinetix 5500 single‑axis servo drive that offers a flexible, high‑performance motion control solution for mid‑range applications. Manufactured by Rockwell Automation, this drive is designed to operate on either 200V or 400V class power systems, providing 0.8 kW at 230V (three‑phase) and 1.6 kW at 480V (three‑phase) .
As a core component of the Integrated Architecture system, the 2198‑H008‑ERS communicates via EtherNet/IP, enabling seamless integration with Logix controllers for coordinated motion. Its compact Frame 1 design, single‑cable motor connection, and integrated Safe Torque‑Off (STO) functionality make it ideal for packaging, material handling, and automated assembly applications .
Application Scenarios
In a high‑speed beverage filling line, engineers faced the challenge of synchronizing multiple servo axes for cap application and labeling while maintaining stringent safety requirements. The Allen‑Bradley 2198‑H008‑ERS was deployed to drive cap‑placement spindles, providing precise torque control through its Load Observer real‑time tuning technology. The drive’s integrated Safe Torque‑Off (STO) feature, certified to ISO 13849‑1 PLd/SIL 2, allowed the safety system to immediately disable motor torque when a guard door was opened—eliminating the need for external safety contactors .
The 2198‑H008‑ERS excels in applications requiring a balance of power, precision, and safety—from food and beverage processing to pharmaceutical packaging and automated inspection systems .
Parameters
| Main Parameters | Value/Description |
|---|---|
| Product Model | 2198‑H008‑ERS |
| Manufacturer | Allen‑Bradley / Rockwell Automation |
| Product Category | Kinetix 5500 Single‑Axis Servo Drive |
| Input Voltage | 195‑528V AC, single‑phase or three‑phase |
| Continuous Output Power | 0.5 kW @ 230V single‑phase; 0.8 kW @ 230V three‑phase; 1.6 kW @ 480V three‑phase |
| Continuous Output Current | 2.5 A (RMS) / 6.25 A (0‑peak) |
| Peak Output Current | 6.3 A (RMS) / 15.7 A (0‑peak) |
| Control Type | EtherNet/IP (Integrated Motion) |
| Feedback Interface | Single‑cable digital feedback (motor power + feedback in one cable) |
| Safety Function | Safe Torque‑Off (STO), certified to PLd/SIL 2 |
| Inertia Mismatch Capability | Up to 80:1 via disturbance observer |
| Operating Temperature | 0 to 50°C |
| Enclosure Rating | IP20 (open‑type) |
| Dimensions (H×W×D) | Frame 1 width: 55mm |
Technical Principles and Innovative Values
Innovation Point 1: Single‑Cable Technology for Simplified Wiring
The 2198‑H008‑ERS supports single‑cable technology, combining motor power, feedback, and brake signals into a single, quick‑connect cable . This design reduces installation time by up to 50% compared to traditional multi‑cable servo systems, eliminates wiring errors, and lowers overall system cost. The digital feedback device provides real‑time motor performance information to the control system.
Innovation Point 2: Load Observer Real‑Time Tuning
The 2198‑H008‑ERS uses Load Observer technology to automatically tune each axis, compensating for unknown mechanics and adapting to varying inertia during operation . This feature, combined with a disturbance observer that supports up to 80:1 inertia mismatch, significantly reduces commissioning time and ensures stable control even when load conditions change—a key differentiator from drives requiring manual gain adjustment.
Innovation Point 3: Dual‑Voltage, Multi‑Phase Flexibility
The 2198‑H008‑ERS operates on 195‑264V or 324‑528V AC, and supports single‑phase or three‑phase input at lower voltages . This flexibility allows a single catalog number to cover both 200V and 400V class applications, reducing spare parts inventory and simplifying global machine designs .
Innovation Point 4: Dual‑Port Ethernet with DLR Support
The drive features two EtherNet/IP ports that support linear and Device‑Level Ring (DLR) topologies . This enables a resilient network architecture where the 2198‑H008‑ERS can pass communications through to other drives or devices, and the ring topology provides automatic recovery from single cable breaks.
Innovation Point 5: Integrated Safe Torque‑Off (STO)
The 2198‑H008‑ERS includes hardwired STO, certified to ISO 13849‑1 PLd/SIL 2 . This safety function prevents unintended motor rotation by safely disabling torque, eliminating the need for external safety contactors in many applications and simplifying safety system design.
