Need help?Do you have a question about the turck BL20 and is the answer not in the manual?
General| Manufacturer | Turck |
|---|---|
| Model | BL20 |
| Power Supply | 24 VDC |
| Protection Class | IP20 |
| Type | Gateway |
| Communication Protocols | PROFIBUS DP, PROFINET, EtherNet/IP, Modbus TCP |
| Number of Ports | Varies depending on the communication protocol and model |
Key safety precautions and steps to follow before beginning the installation process.
Explanation of the manual's content structure and scope for the BL20-gateway for CANopen.
General introduction to the BL20 products and their intended use within industrial automation systems.
Defines the specific applications for which BL20 devices are intended and approved.
Important considerations and guidelines for the safe and proper planning and installation of BL20 products.
Explanation of warning, attention, and note symbols used throughout the manual for clarity.
Fundamental principles and architecture of the BL20 modular I/O system for industrial automation.
Overview of the various components that constitute a BL20 station, including gateways and modules.
Details the role of the gateway in connecting fieldbus systems to I/O modules and managing process data.
Describes the base modules where field wiring is connected, available in block and slice designs with different terminal types.
Overview of CANopen as an open network protocol, its standards, and communication profile.
Explains CANopen communication layers, telegram types, and the role of network management messages.
Describes Service Data Objects (SDOs) for reading and writing entries in the Object Dictionary.
Explains Process Data Objects (PDOs) for fast real-time process data transmission using CAN frames.
Explains the gateway's role in enabling BL20 modules to operate on CANopen and connecting I/O level to the fieldbus.
Presents general technical data, including supply voltage, ambient conditions, and environmental tests for the station.
Explains the fieldbus connection via SUB-D socket, including pin assignments and bus termination.
Explains how to assign a Node-ID to each BL20 gateway in the CANopen structure using rotary encoding switches.
Explains the diagnostic information transmitted by the gateway via LEDs, module bus, and CANopen communication.
Guides on configuring communication for BL20 devices, including boot-up, node guarding, and message settings.
Explains SDO services for parameterization and configuration of CANopen slaves, including expedited and segmented transfers.
Explains CANopen PDO communication for fast real-time process data, including attributes and transmission types.
Provides an overview of all supported objects in the Object Dictionary for the BL20 CANopen gateway.
Details the structure of CANopen Emergency Frames (EMCY), including COB-IDs and data contents for error reporting.
Lists diagnostic codes and meanings for the BL20-CANopen gateway, covering various fault conditions.
Describes diagnostic capabilities of digital input, digital output, analog input, and technology modules.
Explains supplementary diagnostics for digital input modules that cannot be sent via detailed error codes.
Provides diagnostic error codes and meanings for analog input modules, including input current and voltage issues.
Lists error codes and meanings for technology modules like RS232, RS4xx, and SSI, covering parameter and hardware errors.
Discusses the arrangement of I/O modules within a BL20 station, suggesting grouping for specific applications.
Details the maximum number of modules and channels possible in a BL20 station, considering slice and block module configurations.
Covers gateway supply and module bus refreshing requirements, including current consumption calculations for system planning.
Details the process of plugging and pulling electronics modules without disconnecting field wiring, ensuring station operation.
Discusses BL20 products' compliance with EMC regulations and the importance of an EMC plan before installation.
Explains the use of shielding for preventing interference, emphasizing the connection of cable shields to reference potentials.
Addresses potential differences between installation components and the use of potential-compensation cables.
Describes the Open Style Connector for CANopen fieldbus connection and shield connection methods.
Lists the BL20 components approved for use in Zone 2/ Division 2 hazardous locations.
Provides information and documentation related to European certifications, including Type Examination Certificates and Declarations of Conformity.
Details ATEX IEC Rev.1.doc requirements for modular I/O bus terminal systems in Zone 2, including Ex-Marking and safety instructions.
Provides Certificates of Compliance and Installation Drawings relevant for USA hazardous location approvals.
Data network on sensor/actuator level connecting field equipment, characterized by high transmission security and real-time behavior.
Internal bus in a BL20 station for module communication, independent of the fieldbus.
Process Data Object (see Chapter 2).
Service Data Object (see Chapter 2).
To Next Page
