PRODUCT DESCRIPTION
ALLEN BRADLEY 840-4B4 - Absolute Encoder
The ALLEN BRADLEY 840-4B4 is a specific configuration within the 840 Series of industrial absolute encoders, engineered for precise angular position feedback in demanding automation environments. This device provides non-volatile position data, critical for applications requiring exact machine state retention upon power cycle, such as multi-axis motion control systems, robotic manipulators, and automated assembly lines. It integrates into industrial control architectures via digital communication protocols, delivering high-resolution positional information for closed-loop control.
Technical Specifications:
- SERIES/FAMILY: ALLEN BRADLEY 840 Series
- COMPONENT TYPE: Absolute Encoder
- ELECTRICAL SPECS:
- OPERATING VOLTAGE: 10-30VDC (Typical for 840 Series)
- CURRENT CONSUMPTION: 100mA to 200mA (Typical, dependent on interface)
- MECHANICAL/PHYSICAL:
- RESOLUTION: 13 to 19 bits single-turn, up to 16 bits multi-turn (Specific to 4B4 variant)
- SHAFT TYPE: Solid shaft or hollow shaft options available within the 840 Series
- MAX MECHANICAL SPEED: 6000 RPM (Typical for 840 Series)
- HOUSING DIAMETER: 58mm to 90mm (Typical for 840 Series)
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: SSI (Synchronous Serial Interface), DeviceNet, EtherNet/IP, PROFINET (Common options for 840 Series specific to 4B4 variant)
- OUTPUT TYPE: Digital
- CONNECTION: M12, M23, or terminal block (Common options for 840 Series)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP65 or IP67 (Typical for 840 Series)
- OPERATING TEMPERATURE: -20°C to +85°C (Typical for 840 Series)
- MOUNTING STYLE: Flange mount, servo mount (Common options for 840 Series)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Rockwell Automation Logix controllers, motion control systems, PLC-based automation
- MACHINE TYPES: CNC machinery, material handling equipment, packaging machines, printing presses, wind turbines, robotics