The Allen-Bradley 1746-HSRV is a high-speed motion control module designed for use within the SLC 500 PLC platform. Built for precise closed-loop servo control, this single-axis motion module conditions encoder feedback signals and delivers fast analog output commands to external servo drives, enabling smooth positioning, velocity control, and axis synchronization across automated machinery.
Technical Details
- Model / Part Number: 1746-HSRV
- Manufacturer / Brand: Allen-Bradley / Rockwell Automation
- Product Line: SLC 500 Controller Series
- Module Type: Motion Control / Servo Interface Module
- Number of Axes: 1 Closed-Loop Servo Axis
- Feedback Interface: Incremental Encoder Input (Quadrature A/B/Z)
- Output Signal: ±10 VDC Analog Velocity/Torque Command Output
- Backplane Current Draw: 300 mA @ 5 VDC | 0 mA @ 24 VDC
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Storage Temperature: -40°C to 85°C (-40°F to 185°F)
- Relative Humidity: 5% to 95% Non-Condensing
- Shipping Weight & Dimensions: 1.2 lbs | 8 x 6 x 3 Inches
- Alternate Part Numbers: 1746-HSRV, 1746HSRV, SER A, SER B
Key Features
- High-Speed Servo Control: Delivers fast closed-loop position and velocity regulation directly from the SLC 500 backplane.
- Encoder Feedback Interface: Accepts standard differential or single-ended quadrature optical encoder inputs for accurate position verification.
- Analog Drive Command: Provides a ±10V analog control signal compatible with standard industrial servo amplifiers and drives.
- Dedicated I/O Interlocking: Features onboard inputs for hardware limit switches, drive enable, and drive fault monitoring.
- Seamless SLC 500 Integration: Mounts in any standard 1746 I/O chassis slot and updates memory via M0/M1 file transfers.
Applications
- High-accuracy positioning control for packaging, labeling, and web-handling machinery.
- Single-axis servo integration in automated assembly, indexing tables, and material handling systems.
- Legacy maintenance and direct module replacement for existing SLC 500 control racks.
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