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- 3HAC021905-001/05
- Serial Measurement Board
- Sweden (SE)
- 147 x 142 x 36 mm
- 0.5 kg
- Xiamen, China
- New & In Stock
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Overview
The ABB 3HAC021905-001/05 is an SMB (Serial Measurement Board) Unit designed for ABB industrial robot systems. It is an important measurement and feedback component used inside ABB robot controller architectures to process position information from robot axes.
The SMB unit plays a key role in robot motion control by managing measurement signals from motor feedback devices such as resolvers. It helps the robot controller accurately determine the actual position of each axis, ensuring precise movement, high repeatability, and stable operation in industrial automation applications.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand | ABB |
| Model | 3HAC021905-001/05 |
| Product Type | SMB Unit (Serial Measurement Board) |
| Compatible System | ABB IRC5 Robot Controller |
| Main Function | Robot Axis Position Measurement Processing |
| Dimensions | 147 × 142 × 36 mm |
| Weight | 0.5 kg |
| Installation Type | Controller Internal Module |
| Application | Industrial Robot Motion Control |
| Signal Function | Resolver Feedback Processing |
| Typical Equipment | ABB Industrial Robots |
Applications
Industrial Robots
The SMB unit is used in ABB robotic systems to provide accurate axis position feedback, allowing robots to perform precise and repeatable movements.
Automotive Manufacturing
In automotive production lines, the module supports robot applications such as welding, painting, assembly, and handling operations that require high positioning accuracy.
Assembly Automation
The unit helps maintain precise robot movements in automated assembly processes where small positioning errors can affect product quality.
Material Handling
For robotic loading, unloading, and transfer operations, accurate position feedback helps improve cycle stability and production efficiency.
Machine Tending
The SMB unit supports robot-controlled CNC loading and unloading systems by maintaining reliable motion feedback between the robot mechanism and controller.
How It Works
The ABB 3HAC021905-001/05 operates as a robot measurement feedback module inside the controller system.
It receives position signals from the robot motor feedback devices and processes this information before sending the data to the robot controller. The controller uses this feedback to compare the commanded position with the actual mechanical position and adjust motor movement accordingly.
A typical control structure is:
Robot Motor Resolver → SMB Unit → Robot Controller → Drive System → Robot Axis
Accurate feedback from the SMB unit allows the robot to maintain positioning accuracy, repeatability, and smooth axis movement during operation.
Key Benefits
| Feature | Benefit |
|---|---|
| Accurate Position Feedback | Supports precise robot axis control. |
| IRC5 System Compatibility | Designed for ABB robot controller applications. |
| Compact Module Design | Fits inside industrial robot controller configurations. |
| Stable Signal Processing | Helps maintain reliable measurement communication. |
| Improved Robot Accuracy | Supports repeatable and consistent robot movement. |
| Industrial Reliability | Suitable for continuous manufacturing environments. |
Related Components
| Component | Function |
|---|---|
| 3HAC021905-001/05 SMB Unit | Processes robot axis measurement signals. |
| ABB IRC5 Controller | Executes robot motion control operations. |
| Robot Drive Module | Controls motor operation and axis movement. |
| Robot Motor | Provides mechanical movement for robot joints. |
| Resolver Feedback Device | Generates axis position feedback signals. |
| Teach Pendant | Provides programming and operator control. |
Installation
The ABB 3HAC021905-001/05 should be installed inside a compatible ABB robot controller system by qualified technicians.
Before installation, check:
- Correct SMB unit model
- Controller compatibility
- Module mounting position
- Connector condition
- Power supply status
- Robot system configuration
During replacement, the controller should be powered down according to maintenance procedures to prevent electrical damage. After installation, the robot system may require calibration verification and functional testing to confirm correct position feedback operation.
Proper installation is essential because incorrect measurement feedback can affect robot accuracy and movement performance.
Troubleshooting
| Problem | Possible Cause | Recommended Check |
|---|---|---|
| Robot Calibration Error | Incorrect position feedback | Check SMB connection and calibration data. |
| Axis Position Deviation | Feedback signal problem | Inspect resolver connections and module status. |
| Controller Startup Alarm | SMB communication failure | Verify module installation and system configuration. |
| Unstable Robot Movement | Intermittent feedback signal | Check connectors and measurement wiring. |
| Robot Cannot Move Correctly | Module or feedback fault | Check SMB unit condition and controller diagnostics. |
Recommended Models
| Model | Product Type | Application |
|---|---|---|
| 3HAC021905-001/05 | SMB Unit | ABB IRC5 robot measurement system |
| 3HAC021905-001 | SMB Board | ABB robot axis feedback processing |
| 3HAC040321-001 | SMB Unit | IRC5 controller applications |
| DSQC 633 | Robot Controller Module | ABB robot system control |
| DSQC 639 | Drive Module | Robot axis motion control |
| IRC5 Controller | Robot Control Platform | Industrial robot operation |
Related Products
| Product / Series | Product Type | Main Use |
|---|---|---|
| ABB IRC5 Series | Robot Controller Platform | Robot motion control |
| ABB SMB Units | Measurement Module | Axis feedback processing |
| ABB DSQC Series | Robot Control Modules | Controller expansion and communication |
| ABB Drive Modules | Motion Control Hardware | Robot motor control |
| ABB Teach Pendant | Operator Interface | Robot programming |
| ABB Industrial Robots | Automation Equipment | Manufacturing applications |
Technical FAQs
1. What is the main function of the ABB 3HAC021905-001/05?
The module processes position feedback signals from robot axes and provides measurement data required for accurate ABB robot motion control.
2. Is the 3HAC021905-001/05 a complete robot controller?
No. It is a measurement module installed inside the robot controller system and works together with the main controller hardware.
3. Why is the SMB unit important for robot accuracy?
The SMB unit provides accurate axis position feedback. Incorrect feedback information may cause positioning errors, calibration problems, or unstable robot movement.
4. Which ABB robot systems use this SMB unit?
The module is mainly used in ABB IRC5 robot controller systems and related industrial robot applications.
5. What should be checked when replacing the SMB unit?
The replacement should verify model compatibility, connector condition, controller configuration, calibration requirements, and correct communication with robot feedback devices.