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Switching cam encoder NOCN/S3 SIL2/PLd manual

Switching cam encoder NOCN/S3 SIL2/PLd manual
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Switching cam encoder NOCN/S3 SIL2/PLd manual

Product catalog summary
Specifications Overview
This document provides detailed specifications for absolute rotary encoders and switching cam encoders with a CANopen interface, specifically models NOCN, HBN, and TBN/TRN. These encoders are designed for high-resolution applications and include both safety and non-safety interfaces.
Safety Instructions
The encoders are intended for precise angular or linear position measurements in safety-relevant systems. Installation and operation should be performed by qualified electricians, adhering to the specified limits.
Device Commissioning
Before commissioning, verify all electrical connections. Initial setup may require adjusting the node-ID and baud-rate to match the customer's controller, with detailed instructions provided.
Device Versions
The document details various encoder versions, including switching cam encoders, rotary encoders, and those with slewing ring functionality.
Electrical Specifications
Includes general specifications, measuring systems, cam units, and connection details, along with velocity signal specifications.
Environmental Data
Specifications regarding dust, moisture, vibration shock, and electromagnetic compatibility (EMC) are provided to ensure proper environmental conditions for device operation.
CANopen Functionality
The encoders support CANopen functionality, including redundant position registration systems and error behavior management. Error codes for sensor, cam, supply voltage, and device errors are detailed.
CANopen Profile Definition
This section provides an overview of the CANopen profile, including safety-relevant data objects, process data objects, and communication service data objects. It also includes manufacturer-specific objects and safety objects according to profile definitions.
Intended Use
The encoders are designed for safety-relevant systems, functioning in harsh environments and providing position data via a CAN interface. They connect to control systems that evaluate transmitted data and react to errors to prevent hazardous states.
Design
The encoder consists of a position registration module, evaluation unit, switching cam encoder module, and an absolute encoder module. It features redundant position registration and secure data transmission via CANopen Safety.
Adjustable Parameters
Parameters such as code sequence, number of teeth for slewing ring and pinion, and measuring range can be adjusted via CANopen objects.
Recommendations and Examples
The document provides recommendations for parameterization and examples for setting various parameters, including safety position and speed configuration, cam settings, and communication parameters.
Channel Error Specifications
The document outlines error codes and types for a redundant sensor system, detailing specific error scenarios and corrective actions.
Specifications and Procedures
Includes procedures for loading default parameters, handling emergency messages, and setting communication parameters. It also covers safety CAN objects and process data objects.
Safety Configuration
Details steps for parameterizing safety encoders, including setting position parameters, cam parameters, and SRDO parameters, emphasizing the importance of CRC checksum calculation for configuration validation.
Error Handling
Provides detailed procedures for error handling, including setting safety configuration parameters and managing cam settings.
Conclusion
The document serves as a comprehensive guide for the specifications, safety instructions, and operational guidelines for the NOCN, HBN, and TBN/TRN encoders, essential for ensuring proper installation, commissioning, and operation in industrial applications.
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Catalog excerpts

Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd manual-5

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

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Switching cam encoder NOCN/S3 SIL2/PLd manual-6

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

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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd manual-8

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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd manual-11

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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Switching cam encoder NOCN/S3 SIL2/PLd 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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Switching cam encoder NOCN/S3 SIL2/PLd manual-13

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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Switching cam encoder NOCN/S3 SIL2/PLd manual-14

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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Switching cam encoder NOCN/S3 SIL2/PLd manual-15

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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