Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for HollySys LK511
Summarization of Contents
Chapter 1 About This Book
Document Conventions
Describes conventions for menu commands, window/dialog names, and mouse actions.
Menu Conventions
Details how menu commands are represented, e.g., [Reset].
Mouse Conventions
Explains mouse actions like Point, Press, Click, Right-click, and Drag.
Important Information
Explains icons and their meanings (Danger, Electric Shock, Warning, etc.).
Chapter 2 Overview
System Characteristics
Highlights key features: High Reliability, Fast Response, Large Capacity, Easy Maintenance.
High Reliability Features
Details dual backplane redundancy, TCP/IP protocol, and international certifications.
Easy Maintenance Features
Covers log recording, module info access, hot-swappability, and firmware updates.
Hardware Components and Structures
Describes the dual backplane redundant structure and main controller components.
Hardware Product List
Lists LK series PLC hardware products including master control, communication, I/O, and power modules.
Model Selection and Planning
Guides on selecting models based on power capacity, Ethernet, and PROFIBUS-DP configurations.
Power Capacity Calculation and Configuration
Provides guidance on total power consumption and power supply selection.
Ethernet Connection
Details the dual-redundancy Ethernet interface, connection rates, and IP addressing.
System Specification
Outlines general technical specifications for the LK Series PLC system.
Product Storage and Transport
Specifies optimal storage environments and transport guidelines for LK hardware.
Chapter 3 Installation and Wiring
Layout Planning and Installation
Covers planning module layout based on power, network, and node capacity.
Space Layout Requirements
Details spatial requirements for ventilation and installation of backboards.
Backboard Installation
Provides steps for installing master control and extension backboards.
Module Installation and Disassembly
Explains the procedure for installing and removing system and IO modules.
System Wiring
Covers wiring procedures for power, redundancy communication, PROFIBUS-DP, and I/O cables.
Power Wiring
Details the power wiring for the LK921 power switching module.
PROFIBUS-DP Wiring
Covers cable requirements, total cable length, and connector settings for PROFIBUS-DP.
I/O Cable
Explains I/O signal division and processing requirements for cables.
Grounding
Describes protective grounding and shield grounding for PLC system.
Chapter 4 System Configuration
Hardware Configuration
Details configuring DP slave devices, HOLLITCP slave devices, and MODBUS TCP protocol.
Configure DP Slave Devices
Guides on adding DP devices, protocols, and configuring IO module parameters.
Add the DP Device
Steps to add a DP device and its communication module.
Add the PROFIBUS-DP Protocol
Instructions on adding PROFIBUS-DP protocol to a communication device.
IO Module Parameter
Details on configuring module parameters like device address and properties.
Configure MODBUS TCP Protocol
Instructions for configuring MODBUS TCP master/slave station protocols.
System Running
Covers device wiring, network connection, program download, and program run.
Device Wiring
Describes wiring for I/O modules, power supply, networks, and communication cables.
Network Connection
Explains steps for establishing network connection between CPU and programming device.
Download Program
Provides steps for downloading the user program to the CPU module.
Chapter 5 Master Control Unit
LK130 4-slot Backboard Module
Details the LK130 backboard module, its composition, dimensions, and specifications.
Module Composition
Illustrates the external structure and slot layout of the LK130 backboard module.
LK921 24V Power Switching Module
Describes the LK921 module's features, operating principle, status indication, and specs.
Operating Principle
Explains the working principle of the LK921 power switching module.
LK220 Master Control Module
Details the LK220 master control module's features, appearance, principle, status, and specs.
Features
Lists key features of the LK220 module, including storage, Ethernet, and protocols.
Key Switch
Explains the three working modes (RUN, PRG, REM) controlled by the key switch.
Reset
Describes hardware reset methods and software reset options.
MODBUS Communication Settings
Covers settings for MODBUS TCP master and slave stations.
LK249 DP Master Station Communication Module
Details the LK249 module's features, appearance, status, principle, and specs.
Diagnosis
Explains how to diagnose module status, internal failures, and DP link issues.
LK240 Redundancy Communication Module
Describes the LK240 module's features, appearance, principle, wiring, and specs.
Master-slave Determination
Explains the principle for determining master/slave module roles upon power-on.
Conditions of Master-slave Switchover
Lists conditions that trigger master to slave switchover.
Chapter 6 IO Unit
Power Module
Details the LK910 24VDC Power Module's features, principle, and specifications.
LK910 24VDC Power Module
Provides basic features, operating principle, and installation instructions for the LK910.
Basic Features
Lists key features of the LK910 power module, including input/output, protection, and redundancy.
Operating Principle
Explains the operating principle of the LK910 power module's AC-DC conversion and protection.
Extension Backboard
Describes extension backboards like LK117 and LK118, their interfaces, and dimensions.
Interface Specification
Details power supply and communication interfaces for extension backboards.
Communication Interface
Explains the communication interface for I/O modules on extension backboards.
PROFIBUS-DP Bus Interface
Covers the DP bus interface for connecting I/O modules to the controller.
Communication Address
Explains how communication addresses are allocated on extension backboards.
LK117 11-slot Extension Backboard
Details the composition, dimensions, and technical specifications of the LK117 backboard.
LK118 5-slot Extension Backboard
Details the composition, dimensions, and technical specifications of the LK118 backboard.
Communication Module
Describes communication modules like LK232, LK233, LK234, and LK239.
LK232 PROFIBUS-DP Bus Repeater Module
Covers features, principle, terminal matching, indicators, and specs of the LK232 module.
LK233 PROFIBUS-DP Bus Optoelectronic Transceiver
Details features, principle, terminal matching, indicators, wiring, and specs of the LK233 module.
LK234 Ethernet Interface Module
Describes features, function, interface, indicators, IP settings, wiring, and diagnosis of LK234.
IP Address Settings
Explains how to set the IP address for the LK234 module using dial switches and software.
Diagnosis
Covers diagnosis information for LK234 module and DP slave modules.
LK239 MODBUS Master/Slave Communication Extension Module
Details LK239 features, principle, indicators, wiring, protocols, and configurations.
Configuration for LK239 as MODBUS Master
Guides on setting station address and configuring input/output modules for LK239 as MODBUS Master.
Configuration for LK239 as MODBUS Slave
Guides on setting station address and input/output parameters for LK239 as MODBUS Slave.
Chapter 7 IO Module
LK610 16-channel Leaking Type Digital Input Module
Details LK610 features, principle, indicators, wiring, diagnosis, protection, parameters, and specs.
Diagnosis
Explains field power loss detection and how diagnosis data is reported.
Parameters
Covers user parameters for setting operation mode, filter, range, and alarm.
LK710 16-channel Source Type Digital Output Module
Details LK710 features, principle, indicators, wiring, functions, protection, diagnosis, and specs.
Communication Fault
Describes handling of communication faults, including status indicators and fault mode settings.
LK410 8-Channel Voltage Type Analog Input Module
Details LK410 features, principle, indicators, wiring, functions, diagnosis, parameters, and specs.
Over range alarm
Explains over range alarm detection and handling based on different ranges.
Line Broken Detection
Describes line broken detection function and how fault status is reported.
LK412 6-channel Isolation Analog Input Module
Details LK412 features, principle, indicators, wiring, functions, diagnosis, parameters, and specs.
Over Range Alarm
Explains over range alarm handling for different ranges and signal types.
Line Broken Detection
Describes line broken detection for LK412 module and handling of various signal types.
LK441 8-channel Thermocouple Analog Input Module
Details LK441 features, principle, indicators, wiring, functions, diagnosis, parameters, and specs.
Diagnosis
Covers diagnosis information for LK441 module including device, identification, and channel diagnosis.
Over Range Alarm
Explains over range alarm detection and handling for thermocouple and millivolt signals.
LK620 2-channel counting module
Details LK620 features, principle, operating modes, indicators, wiring, functions, and specs.
Operating Mode
Describes operating modes for the counting module: Counter, Encoder, and Frequency Measurement.
Counter mode
Explains counter mode operation, counting direction, and input signal characteristics.
Frequency Measurement Mode
Details frequency measurement mode, including pulse recording and calculation.
Function Description
Covers rollover value, preset value, frequency measurement time, and output control.
Programming mode
Explains the programming mode operation for the controller and module output channels.
Communication Failure
Describes actions to take when communication between module and CPU fails.
Diagnostic Instructions
Guides on how to perform diagnostics, check indicators, and view tool information.
Chapter 8 Accessory
LKA101 PROFIBUS-DP Bus Connector Module
Details the LKA101 connector's appearance, dimensions, principle, and terminal matching.
Terminal Matching Resistance
Explains how to set matched resistors using DIP switches for impedance matching.
LKA104 PROFIBUS-DP Bus Connector Module
Details the LKA104 connector's appearance, dimensions, principle, and terminal matching.
Operating Principle
Explains the DP input signal flow and setting matched resistors using dial switches.
Terminal Matching Resistance
Describes how to select matched resistance on LKA104 using dial switch.
Chapter 9 Fault and Treatment
Fault Mechanism
Lists serious failures like LK220, Ethernet, backboard communication, and LK249 faults.
Serious Failures
Details critical failures including Ethernet, backboard communication, module pull-out, and power faults.
General Failures
Covers common issues like battery/capacitance faults, power faults, and LK220/LK249/LK240 faults.
Troubleshooting Way
Outlines methods for troubleshooting errors: check indicators, view AutoThink tools, and view diagnosis.
Indicator Lamp Status
Explains how to interpret module status indicators to identify faulty modules.
View Diagnosis Information
Guides on using AutoThink diagnosis function blocks for detailed fault analysis.
Example for Troubleshooting
Provides a practical example of troubleshooting a system where the slave equipment is in error state.
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