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Details recent versions, modifications, and additions to the manual.
Outlines the manual's scope, covering principles, functions, and specifications.
Specifies the target users for this manual, including engineers and technicians.
Explains conventions used for menus, mouse actions, and keyboard input.
Lists related manuals and documentation for HollySys products.
Defines key terms and protocols used in the manual.
Provides a list of abbreviations and their full names used in the document.
Details the system's high reliability, fast response, large capacity, and ease of maintenance.
Describes the dual backplane redundant structure and the main controller components.
Lists the LK series PLC hardware products, including master control, communication, I/O modules, and backboards.
Guides users on selecting models, calculating power capacity, and planning network configurations.
Provides general technical specifications for the LK Series large-scale PLC system.
Details optimal storage conditions and strict guidelines for transporting LK hardware products.
Covers planning the layout and installation based on power, network, and node capacity.
Provides detailed instructions for system wiring, including power, communication, and grounding.
Explains protective grounding and shield grounding measures for system safety and signal quality.
Details configuring DP slave devices, PROFIBUS-DP protocol, and HOLLITCP slave devices.
Guides users on connecting devices, configuring network settings, and downloading programs.
Describes the LK130 backboard's composition, dimensions, and technical specifications.
Details the LK921 module's features, operating principle, status indication, and specifications.
Covers LK220 module features, appearance, dimensions, operating principle, status, and specifications.
Explains LK249 module features, appearance, size, status indication, operating principle, and specifications.
Details LK240 module features, appearance, size, status, operating principle, wiring, and specifications.
Describes the LK141-A as an empty module used to cover unused slots on the backboard.
Covers the LK910 24VDC Power Module, including its features, operating principle, and specifications.
Details the extension backboard's interface specifications, communication address, and technical specifications.
Describes LK232, LK233, LK234, and LK239 communication modules, including features, principles, and specifications.
Details LK610 module features, operating principle, indicator lamps, wiring, diagnosis, parameters, and specifications.
Covers LK710 module features, operating principle, indicator lamps, wiring, functions, diagnosis, parameters, and specifications.
Explains LK410 module features, operating principle, indicators, wiring, functions, diagnosis, parameters, and specifications.
Details LK411 module features, operating principle, indicators, wiring, functions, diagnosis, parameters, and specifications.
Covers LK412 module features, operating principle, indicators, wiring, functions, diagnosis, parameters, and specifications.
Explains LK430 module features, operating principle, status indicators, wiring, functions, diagnosis, parameters, and specifications.
Details LK441 module features, operating principle, status indicators, wiring, functions, diagnosis, parameters, and specifications.
Covers LK620 module features, operating principle, operating modes, status indicators, wirings, and functions.
Explains LK510 module features, operating principle, wirings, functions, parameters, and specifications.
Details LK511 module features, operating principle, status indicators, wirings, functions, diagnosis, parameters, and specifications.
Describes LKA101 appearance, size, operating principle, terminal matching, wiring, installation, and specifications.
Details LKA102 module appearance, installation, battery replacement, and technical specifications.
Covers LKA103 module appearance, installation, battery replacement, and technical specifications.
Explains LKA104 appearance, size, operating principle, terminal matching, wiring, installation, and specifications.
Describes the LKA105 optical fiber used for redundancy communication modules.
Details serious failures like LK220, Ethernet, backboard communication, and power faults.
Provides methods for troubleshooting errors, including checking indicators and diagnosis information.
Lists common fault symptoms, their possible causes, and recommended treatment measures.
General| Series | LK Series |
|---|---|
| Category | Controller |
| Type | Programmable Logic Controller (PLC) |
| Input Voltage | 24V DC |
| Protection Class | IP20 |
| Digital Inputs | 16 |
| Digital Outputs | 16 |
| Analog Outputs | 4 |
| Communication Ports | RS232, RS485, Ethernet |
| Operating Temperature | 0°C to 50°C |
| Humidity | 5% to 95% (non-condensing) |
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