Introduction: LK-PLC follows the IEC61131 standards, obtains the IEC61508 SIL2 functional safety certificate issued by Germany TUV, passes the Achilles Level 2 information security test, and meets the national network security level protection requirements; It has functions such as physical signal IO, IoT device interconnection, industrial fieldbus and network interface, logic control, timing control, analog control, motion control, etc., to meet the requirements of large-scale, high-reliability automation control and safety protection applications. LK-PLC adopts independent controllable technology, and the system hardware, programming and configuration software and online control software meet the strict localization requirements. Hollysys can also provide personalized solutions for different industrial fields, providing fast and high-quality customized PLC or special control system design and manufacturing services.
Features:
High reliability
In line with IEC61508 international standards, it has obtained the SIL2 level functional safety certificate issued by Germany TUV, supports dual-rack or single-rack redundancy, and uses dual-channel gigabit optical fiber between the two racks to realize the real-time synchronization of the main and standby processors, and the system supports self-diagnosis in multiple modes, and automatically switches to the standby processor after the main processor finds a fault to ensure that the production process is not affected.
information security
The system has passed the Achilles Level 2 information security test, meets the requirements of national network security graded protection, and can provide the main control unit and network unit using trusted computing technology, and has the encrypted communication function of using national cryptography algorithm.
Autonomy
It can provide the main control module and IO module using domestic multi-core CPU and key chips, have complete configuration programming software and online control software intellectual property rights, support domestic operating system, and meet strict autonomy requirements.
massive
The system supports cross-regional network remote deployment mode, and the number of local I/O units, extended I/O units and remote I/O units can reach 120 groups, the maximum number of I/O channels in each group can reach 128, and the total number of I/O channels in the whole system can reach 15,360 channels.
Network
It supports more than 20 common fieldbus and industrial Ethernet protocols such as MODBUS, MODBUS/TCP, CAN, IEC60870-101/103/104, Profibus, RTEX, EtherCAT, Powerlink, etc., and will soon launch OPC UA and MQTT interface modules to support direct communication mode of industrial Internet.
Product parameters
Supply voltage: 24VDC (-15%, +20%)
Ripple: <5%
Reverse polarity protection: Yes
Electrostatic discharge: IEC61000-4-2 contact discharge 4kV, air discharge 8kV
RF Field Radiated Immunity: IEC6 1000-4-3 10V/m ( 80MHz- 1GHz )
Fast transient burst: IEC61000-4-41kV
Surge immunity: IEC61000-4-5 1kV (line-to-ground only)
RF Field Conducted Immunity: IEC61000-4 -6 10V (0.15-80MHz)
Power frequency magnetic field immunity: IEC61000-4-8 stable continuous magnetic field test magnetic field strength 30A/m
Radiated interference
IEC61131-2
30-230MHz 10m quasi-peak less than 40dB (μV/m)
230—— 1000MHz 10m quasi-peak less than 47dB (μV/m)
Conducted interference
IEC61131-2
0.15-0.5MHz Quasi-Peak Less Than 79dB (μV) Average Less Than 66dB (μV)
0.5 - 30MHz quasi-peak less than 73dB (μV) average value less than 60dB (μV)
Operating temperature: 0"C-+60C
Operating humidity: 5%-95%, no condensation
Working altitude: 0-3000m
Storage temperature: -40C - +70C
Storage humidity: 5%-95%, no condensation
Vibration: IEC60068-2-6: 1G (acceleration due to gravity), amplitude 0.3mm, frequency 10-150Hz
Impact; IEC60068-2-27: 15G, duration 1Ims
Dump & Tipple: IEC60068-2-31: 50mm, 4 times (unpackaged)
Free Fall: IEC60068-2-32: 1m, 5 Falls (Transport Package)
Enclosure protection level: IEC60529 IP20 (prevent foreign objects above 12mm from entering, not waterproof) .
The company respects the enterprise spirit of "practicality, hard work and responsibility", and creates a good corporate environment with integrity, win-win, and business philosophy, and takes a new management model, perfect technology, thoughtful service, and excellent quality as the foundation for survival. We always adhere to: customer first, serve customers attentively, and insist on impressing customers with their own services. Always adhering to the business philosophy of "integrity, win-win", relying on excellent prices, excellent quality, fast delivery and pre-sales consultation and after-sales service to win the trust of our customers.
This article introduces Hollysys/HollySys programmable controller LK series PLC voltage 24VDC products, if you are interested in Hollysys/HollySys programmable controller, please also contact our customer service, we look forward to your call, hope our technology and service can bring you a better experience.
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