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Hollysys High Performance & Reliability Functional Safety Sil2 Programmable Logic Controller Lks PLC1
Electrical Control SystemHollysysPLC
Hangzhou HollySys Automation Co., Ltd.
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Product Description About LKS Safety PLC LKS Safety PLC is SIL2-certified by TUV SUD and tailored for complex safety applications that require high reliability, efficiency, and flexibility. It protects people, equipment, processes, and investments, giving customers confidence in their safety needs.Utilizing loo1D architecture, it is ideal for critical applications such as Emergency Shutdown Systems (ESD), Process Shutdown Systems (PSD), Burner Management Systems (BMS), Fire & Gas Systems (FGS), Emergency Trip Systems (ETS), and Gas Detection Systems (GDS).Product FeaturesEnhanced Safety· 1oo1D architecture· Software with de-compilation verification· Compliant with SIL2 standards (IEC61508/IEC61511/EN50128/ EN50129/EN50126)High Reliability· 99.99% safety loop availability· Over 90% of diagnosis coverage· 100,000-hourMTBFHigh Scalability· 124 1/0 slave stations / 900+ 1/0 points per control station· Seamless integration with LK modulesTechnical SpecificationsSafty CPU Module LK220SOperation SpeedCPU dominant frequencyDual-core, 667 MHzInstruction execution speedTypical value: 2.5 DMIPS/MHzMemoryProgram storage32 MB (16 MB for the system and 16 MB for users)Memory512 MB, 800 Mbit/s, 32-bit widthPower-off hold512 KBExpanding storageSD card, up to 32 GBEthernet10/100MTwo-channel, dual-network-port redundancy, Modbus TCP protocol supportedReal Time ClockData formatYear:month:day:hour: minute:second, BCD codeClock accuracyNot more than 1 minute/month @25° CBackplane BusCommunication Speed2.5 Gb/SLoad Capacity1×4 routeHot SwapModule hot swapSupportSystem CapacityI/O capacityThe I/O capacity supported by the system is greater than 900 pointsConfiguration CapacityInput variable area (I)Maximum space: 128 KBInput variable area (Q)Maximum space: 128 KBGlobal variable area (G)Maximum space: 1 MBFree variable zone (M)Maximum space: 1 MBPower-off holding area (R)Maximum space: 64 KBSpecial register area (S)16 KBPowerPower supplyProvided by backplaneModule (max.)300mA @24VDCBackup batteryCapacitor power supplyRedundancyDual backplane redundancySupport hot-standbyStart TimeDuration from module power-on touser project start≤ 60sPhysical CharacteristicsInstallation modeBackplane SlotModule dimensions (W×H×D)44.7 mm ×166 mm ×152 mmWeight382 gEnvironmental ConditionsOperating temperature0oC to +60oCStorage temperature-40oC to +70oCRelative humidity5% to 95% non-condensingPackaging & DeliveryCategoryInternational Commercial Terms (Incoterms)Terms of PaymentNearest PortLKS Functional Safty PLCCIF, CFR, DAPLC, T/T, D/PShanghai, Guangzhou, TianjinRelated ProductsLK Large Scale PLCLE Compact PLCMC Motion ControllerCompany Profile
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