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Rotary encoder TRN79/R2 redundant manual

Rotary encoder TRN79/R2 redundant manual
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Rotary encoder TRN79/R2 redundant manual

Product catalog summary
Specifications Overview
This document provides detailed specifications for absolute rotary encoders and switching cam encoders with CANopen interfaces, specifically models NOCN, HBN, and TBN/TRN. These devices are designed for high-resolution position measurement and include both safety and non-safety CANopen interfaces.
Safety Instructions
The encoders are intended for precise angular or linear position registration in systems. Installation and operation must follow the provided documentation, and only qualified electricians should handle these tasks.
Device Specifications
The document details various device versions, including switching cam encoders and rotary encoders with slewing ring functionality, covering electrical, environmental, and mechanical specifications.
CANopen Functionality
The encoders support CANopen functionality, including redundant position registration and error management. Error codes and emergency messages for different error types are specified.
CANopen Profile Definition
This section outlines the CANopen profile, including safety-relevant data objects (SRDOs), process data objects (PDOs), and communication service data objects, along with configuration details for safety CAN objects and manufacturer-specific objects.
Commissioning and First Use
Guidance is provided for initial setup, including node-ID and baud-rate modifications to align with the customer's controller, and setting the encoder to preoperational and operational states.
Environmental and Mechanical Considerations
The encoders are designed to withstand dust, moisture, vibration, and electromagnetic interference (EMC), ensuring compatibility with various installation environments.
Intended Use
The encoders are designed for harsh environments and provide position data via CAN interfaces, intended for integration with control systems to prevent hazardous states by reacting to error messages.
Design
The encoders consist of a position registration module, evaluation unit, switching cam encoder module, and an absolute encoder module, with fully redundant position registration and secure data processing.
Device Versions
Three main versions are described: switching cam encoder with CANopen objects, rotary encoder without switching outputs, and rotary encoder with slewing ring functionality.
Specifications and Parameters
Details on objects and parameters for configuration, including cam settings, diagnosis objects, and parameterization examples, are provided.
Recommendations and Examples
Recommendations for parameterization and examples, including CRC checksum calculations and behavior of redundant encoders in error scenarios, are emphasized.
Channel Error Specifications
Error codes and types for a redundant sensor system are outlined, with specific byte allocations for channel number, error type, and error code.
Error Codes
Detailed error codes for communication and sensor errors, including timeouts and CRC errors, are provided.
Specifications NOCN, HBN, and TBN/TRN
Specifications for various encoder profiles, detailing data types, designations, data lengths, and memory types, are included.
CANopen Profile Definition
An overview of objects in the encoder profile, including communication, safety, and process data objects, is provided.
Safety-Relevant Data Objects
Details on safety-relevant data objects SRDO1 and SRDO2, including transmission of position and speed values, are specified.
Process Data Objects (PDOs)
The output of measured position and speed values in PDOs is outlined, detailing the byte structure for data transmission.
Communication Service Data Objects
Guidelines for modifying encoder settings via SDO communication, including response times and reset procedures, are provided.
Device Type and Error Register
Encoder types and the global error register are defined, summarizing errors and providing a structure for error identification.
Parameter Storage and Restoration
Procedures for storing and restoring parameters, including password-protected commands for saving and loading default parameters, are outlined.
Specifications and Procedures
Details on loading default parameters, COB-ID-EMCY, inhibit time EMCY, producer heartbeat time, identity object, and error behavior object are provided.
CANopen Safety Process Data Objects
Details on SRDOs, SRDO communication parameters, and CANopen process data objects are provided.
Mapping Objects
Details on SRDO mapping parameters and transmit PDO mapping are provided.
Safety CAN Objects
Details on configuration valid and safety configuration checksum are provided.
Specifications and Procedures
Details on safety configuration checksum, node ID, bit rate, manufacturer-specific objects, position overflow free configuration parameters, operating parameters, measuring units per revolution, total measuring range, preset value, position value, speed value, speed parameter, and safety position configuration parameters are provided.
Specifications Overview
Details on safety speed configuration parameters, safety standard and inverted position values, safety speed and inverted speed values, safety configuration valid, safety configuration signature, cam settings, checksum calculation, and compatibility objects are provided.
Specifications Overview
Details on parameter specifications, procedures for parameterization, recommendations, examples and screenshots, and additional notes are provided.
Overview
Details on specifications, procedures, error handling, and key points are provided.
Overview
Details on CAN communication errors, error categories and details, error history and object 1003, device-specific error definitions, tables of error codes, example error message, and conclusion are provided.
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Catalog excerpts

Rotary encoder TRN79/R2 redundant manual-1

SUPREME SENSORING TWK Document no: NOC 13100 UE Date: 12.06.2019 Specifications - NOCN, HBN and TBN/TRN for absolute rotary encoders and switching cam encoders with CANopen interface Specifications Rotary encoders Switching cam rotary encoders Slewing ring rotary encoders High resolution rotary encoders Type NOCN, HBN and TBN/TRN with CANopen safety / non-safety interface Profile (S0, S1, S2), S3, S4, C2, C3 CANopen EN50325-5 (Formerly CiA DS304) TWK-ELEKTRONIK GmbH BismarckstraBe 108 [email protected] visit us at | twk.de

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Rotary encoder TRN79/R2 redundant manual-2

Specifications NOCN, HBN and TBN/TRN Safety instructions Scope This specification is valid exclusively for the following absolute encoders / switching cam encoders with CANopen (safety) interface: - NOCN, HBN and TBN/TRN with safety architecture (SIL2) Documentation The following documents must be observed: - The owner's system-specific operating instructions - This specification NOC13100 - Data sheet numbers NOC13099 NOC13292 HBN13218 TBN/TRN14271 (and other ones) - The connection assignment enclosed with every device Proper use The TWK-ELEKTRONIK GmbH absolute encoders and linear transducers...

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Rotary encoder TRN79/R2 redundant manual-3

Specifications NOCN, HBN and TBN/TRN Date: 12.06.2019 Page 3 of 86 Document no. NOC 13100 UE

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Rotary encoder TRN79/R2 redundant manual-4

Specifications NOCN, HBN and TBN/TRN Date: 12.06.2019 Page 4 of 86 Document no. NOC 13100 UE

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Specifications NOCN, HBN and TBN/TRN Only valid for NOCN with cams. Only valid for NOCN with slewing ring functionality

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Date: 12.06.2019 Page 6 of 86 Document no. NOC 13100 UE

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Rotary encoder TRN79/R2 redundant manual-7

Specifications NOCN, HBN and TBN/TRN 1 Intended use The rotary encoder resp. switching cam encoder is intended for use in safety-relevant systems. The version without cams provides a safety rotary encoder in singleturn or multiturn design with a huge number of different flange an shaft designs (See datasheets NOC13099, NOC13292, HBN13218 and TBN/TRN14271, etc.). Thanks to its robust design, the switching cam encoder can be used in applications with harsh environmental conditions. Thanks to the combination of two relays per cam and the use of corresponding monitoring functions, the device offers...

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Specifications NOCN, HBN and TBN/TRN 3 Device versions The device designation nomenclature is defined in the NOC13099, NOC13292, HBN13218 and TBN/TRN14271 data sheet. Rotary encoder NOCN including switching outputs. All of the CANopen objects described in these specifications are used including all valid flags (13FE, 30FE and 61FE). All programming examples in chapter 11 and 12 are used. Rotary encoder Rotary encoder NOCN without switching outputs and high resolution encoder HBN, TBN/TRN. None of the CANopen objects described in these specifications concerning the switching outputs (Cams) are...

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Rotary encoder TRN79/R2 redundant manual-9

Specifications NOCN, HBN and TBN/TRN But when the slewing ring position is not correct any more this is detected by NOCN or TRN. Regularily an error message will be transmitted by the encoder (FF FF 81 00 80 04 02 00) when power supply is switched on again (Exception: Shaft was turned n * 4096 rev.). To delete this error message, do the following: 1. Set valid flag 31FE active (A5). 2. Set valid flag 61FE active (A5). 3. Set valid flag 13FE active (A5). 4. Set encoder operational. If this may not work please do: 1. Load default values by object 1011, sub 01.2. Power off/on reset again. 3. Set...

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Rotary encoder TRN79/R2 redundant manual-10

Specifications NOCN, HBN and TBN/TRN SUPREME SENSORING 4 Documents Machinery Directive 2006/42/EC Functional safety of electronic systems Safety of machinery - Safety-related parts of control systems CAN Interface. Application Layer and Communication Profile Version 4.2.0 Safety-relevant Communication. Layer Setting Service. Framework for Safety-relevant Communication Version 1.01. Device Profile for Encoders, Version 4.0.1 / Version 4.0.2 Electrical equipment for measurement, control and laboratory use - EMC requirements Electrical equipment for measurement, control and laboratory use - EMC...

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Specifications NOCN, HBN and TBN/TRN SUPREME SENSORING 5 Electrical specifications NOCN 5.1 General Refer to the NOC13099, NOC13292, HBN13218 and/or TBN/TRN14271 data sheet and the variant specifications for the precise electrical specifications. 1. Supply voltage 2. Power consumption 3. Temperature range 4. Communication profile 5.2 Measuring system 1. Measuring range 2. Resolution 3. Accuracy 4. Temperature drift 5. Sensor unit cycle time 9 V ... 36 VDC < 2.5 W - 40° C to + 70° C Full CAN Part A (11-bit) CANopen CiA 301 V 4.2 Encoder profile CANopen CiA 406 V 4.0.1 / V 4.0.2 CANopen Safety...

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Rotary encoder TRN79/R2 redundant manual-12

Specifications NOCN, HBN and TBN/TRN Communication profile Full CAN Part A (11-bit) CANopen 301 V 4.1 Encoder CANopen DS 406 V 4.0.1 and V 4.0.2 resp. CANopen Safety EN 50325-5 With galvanic bus separation CAN connection assignment: 5-pin M12 male/female, coding A See datasheet NOC13099, NOC13292, HBN13218 and TBN/TRN14271 for further possibilities of galvanic separation / non separation due to customer requirements. Date: 12.06.2019 Page 12 of 86 Document no. NOC 13100 UE

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Specifications NOCN, HBN and TBN/TRN SUPREME SENSORING Recommended type of CANopen/power supply connecting cable: 6 Environmental data 6.1 Dust, moisture Permissible relative humidity Protection type: 6.2 Vibration shock EN 60068-2-6 EN 60068-2-27 Resistance to shock Resistance to vibration 6.3 EMC EN 61000-6-2 EN 61000-6-4 Vibration sinus Mechanical shock 25 g 6 ms each 100x on 3 axes (1 g = 9.81 m/s2) Amplitude of excursion 5 mm (peak value) or 10 g from 5 to 2000 Hz each 1 h on 3 axes Interference immunity for industrial environments Interference emission for industrial environments See as...

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Specifications NOCN, HBN and TBN/TRN 7 Mechanical system The mechanical dimensions are specified in data sheet NOC13099, NOC13292, HBN13218 and/or TBN/TRN14271 or in related drawings due to special mechanical designs. Date: 12.06.2019 Page 14 of 86 Document no. NOC 13100 UE

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Specifications NOCN, HBN and TBN/TRN 8 CANopen functionality The baud rates are implemented according to the following table. The baud rate 125 kBit/s is defined as the default setting. Baud rate table 8.1 Rotary encoder / Switching cam encoder and CANopen The switching cam encoder is always regarded as a secure system. The CANopen interface enables both secure operation via CANopen Safety and insecure operation via CANopen Standard. Due to the fact that the position data are relevant to the switching cam encoder and the switching cam encoder parameters are set via the CANopen interface, validation...

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