Hollysys High Performance High Reliability Lks Sil2 Safety Instrumented System Sis

• Customization: Available
• Signal: Continuous
• Function: Automatic Control, Protection, Monitoring, Measurement
• Model NO.: LKS SIL2 SIS
• Certification: CE, Eac; TUV; Sil2; G3
• Condition: New
• Customized: Customized
• Housing: Plastic Sealing Process
• Signal Type: 4-20 Ma Hart
• Control Type: Process Control
• Transport Package: Transported in Standard Packaging
• Trademark: HollySys
• Origin: China
• HS Code: 8537101101
• Production Capacity: 8, 000 Sets/Year

Product Description

LKS SIL2 SIS is SIL2-certified by TÜV SÜD 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 1oo1D 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 Features
Enhanced Safety
· 1oo1D architecture
· Software with de-compilation verification
· Compliant with SIL2 standard (IEC61508/IEC61511/EN50128/ EN50129/EN50126)

High Reliability
· 99.99% safety loop availability
· Over 90% of diagnosis coverage
· 100,000-hour MTBF

High Scalability
· 124 1/0 slave stations / 900+ 1/0 points per control station
· Seamless integration with LK modules
 

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Technical Specifications
Safty CPU Module LK220S

Model	Specifications
Operation Speed
CPU dominant frequency	Dual-core, 667 MHz
Instruction execution speed	Typical value: 2.5 DMIPS/MHz
Memory
Program storage	32 MB (16 MB for the system and 16 MB for users)
Memory	512 MB, 800 Mbit/s, 32-bit width
Power-off hold	512 KB
Expanding storage	SD card, up to 32 GB
Ethernet
10/100M	Two-channel, dual-network-port redundancy, Modbus TCP protocol supported
Real Time Clock
Data format	Year:month:day:hour: minute:second, BCD code
Clock accuracy	Not more than 1 minute/month @25° C
Backplane Bus
Communication Speed	2.5 Gb/S
Load Capacity	1×4 route
Hot Swap
Module hot swap	Support
System Capacity
I/O capacity	The I/O capacity supported by the system is greater than 900 points
Configuration Capacity
Input variable area (I)	Maximum space: 128 KB
Input variable area (Q)	Maximum space: 128 KB
Global variable area (G)	Maximum space: 1 MB
Free variable zone (M)	Maximum space: 1 MB
Power-off holding area (R)	Maximum space: 64 KB
Special register area (S)	16 KB
Power
Power supply	Provided by backplane
Module (max.)	300mA @24VDC
Backup battery	Capacitor power supply
Redundancy
Dual backplane redundancy	Support hot-standby
Start Time
Duration from module power-on to user project start	≤ 60s
Physical Characteristics
Installation mode	Backplane Slot
Module dimensions (W×H×D)	44.7 mm ×166 mm ×152 mm
Weight	382 g
Environmental Conditions
Operating temperature	0ºC to +60ºC
Storage temperature	-40ºC to +70ºC
Relative humidity	5% to 95% non-condensing

Product Images

Packaging & Delivery

Category	International Commercial Terms (Incoterms)	Terms of Payment	Nearest Port
LKS SIL2 SIS	CIF, CFR, DAP	LC, T/T, D/P	Shanghai, Guangzhou, Tianjin

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