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General| Brand | HEIDENHAIN |
|---|---|
| Model | EnDat 2.2 |
| Category | Recording Equipment |
| Language | English |
Introduces the EnDat 2.2 interface, its digital and bidirectional nature for position encoders, and key features like fast data transfer.
Details how EnDat reduces system costs through a single interface, simpler electronics, and fewer wiring requirements.
Highlights how EnDat enhances system accuracy and contour accuracy, especially for CNC machine tools.
Explains how EnDat improves system availability via automatic configuration and high transmission reliability.
Covers EnDat 2.2's suitability for safety-related designs up to SIL 3, including error detection and redundancy.
Discusses EnDat's support for modern machine designs, including direct drive technology and fast cycle times.
Covers EnDat evolution, compatibility, and the range of supported encoder types.
Explains order designations and the role of incremental signals in EnDat encoders.
Details voltage supply ranges for EnDat versions and the function of command sets.
Describes how position values are transmitted, including calculation time and data packet length.
Explains the transmission of additional data appended to position values, such as status and diagnostics.
Details the different memory areas in encoders for parameters, OEM information, and operating status.
Highlights the interface's ability to monitor and diagnose encoders, including error messages and warnings.
Explains EnDat 2.2's role in safety-related applications, referencing relevant standards like ISO 13849-1.
Describes the input circuitry requirements for subsequent electronics, including RS 485 drivers.
Explains clock pulse transmission for synchronization and the relationship between clock frequency and cable length.
Details the process of measuring signal propagation time for accurate data transmission.
Describes EnDat 2.1 mode commands for parameter transmission and their structure.
Explains EnDat 2.2 mode commands for parameter transmission, enabling closed-loop operation.
Details the EnDat data packet for position values, including start bit, error bits, and CRC.
Provides key timing parameters like calculation time (tcal), recovery time (tm), and data delay time (td).
Explains the elements within an EnDat data packet, including position value, additional data, and CRC.
Describes error messages, their causes, and how position values are transmitted from LSB.
Details how additional data is selected and transmitted with position values in EnDat 2.2.
Explains status data bits like WRN (warnings), RM (reference mark), and Busy.
Lists possible contents for additional data, including diagnostics, position value 2, and parameters.
Details specific contents for Additional Data 1 (e.g., Diagnostics, Temperature) and Additional Data 2 (e.g., Commutation, Acceleration).
Describes parameters set by the manufacturer, containing encoder-specific information.
Explains OEM-definable and operating parameters for datum shift and diagnostics.
Covers the memory area for error messages, warnings, and initializing encoder functions.
Categorizes HEIDENHAIN encoders into types like Linear, Rotary, and Multiturn for parameter evaluation.
Defines evaluation categories (Required, Depends on application, Informative, Irrelevant) for parameter usage.
Presents a table summarizing parameters for EnDat 2.1, including their unit and applicability.
Provides a table of parameters specific to EnDat 2.2, detailing their function and relevance.
Explains parameter transmission using EnDat 2.1 mode commands for open control loops.
Describes parameter transmission via EnDat 2.2 mode commands for closed control loops.
Illustrates the sequence of data communication for parameter transmission, including MRS codes.
Details the benefits and applications of online diagnostics for encoder monitoring and troubleshooting.
Explains how valuation numbers provide insight into encoder function reserves and status.
Describes the process of activating and interrogating diagnostic data, including valuation numbers.
Covers configuration of operating status, including recovery time and multiturn functions.
Explains the configuration of operating parameters like datum shift and diagnostics.
Describes how to write-protect OEM and operating parameter memory areas.
Details the DC voltage supply requirements for EnDat 2.2 encoders, including ripple content.
Explains the encoder's initialization phase, start-up time, and the necessary switch-on routine.
Illustrates the simplified power-on routine, including initialization conclusion and reset commands.
Covers connecting elements, cables, and their specifications for EnDat interfaces.
Details tools like Demotool, EnDat master, error injector, and available documentation.
Summarizes absolute and angle encoder types, including their resolutions.
Lists rotary (optical/inductive) and incremental encoder types with their resolutions.
