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SIEMENS（西门子）
SIEMENS 6ES5948-3UR21 VERSION7 Processor Unit Original New In Stock
- Warehouse: Spot
- Warranty： 365 days
- Quality: Original module
- Condition： New
- Shipping method: Courier delivery
- Contact person: LI MING
- Contact number: +86 18059884790
- WeChat：18059884790
- E-mail: plc66@qq.com
Product Description
Product: 6ES5948-3UR21 VERSION7 – SIEMENS SIMATIC S5 CPU948R Central Processor Unit
Germany Original High-end Redundant CPU for S5-155H System, Officially Discontinued EOL Module, V7 Optimized Firmware Version
6ES5948-3UR21 VERSION7 belongs to Siemens classic SIMATIC S5 series high-performance redundant CPU948R, exclusive matching S5-155H hot redundant PLC rack, German original production, Siemens stopped full production since 2010(EOL); available original unused surplus stock & fully tested refurbished spare for overseas heavy industry old S5 system overhaul replacement. Version7 is optimized hardware & firmware edition with enhanced arithmetic and anti-interference performance.
Core Technical Specifications
- PN:6ES5948-3UR21 | Brand:Siemens(Germany) | Model:CPU948R | Hardware Version:V7 | Series:S5-155H Redundant PLC System
- Memory Resource:1664KB built-in RAM, max expandable user program up to 1MB, dedicated floating-point arithmetic coprocessor integrated onboard
- Instruction Speed:Bit instruction execution speed:0.05μs, support high-precision SIN/COS/SQRT floating-point operation for closed-loop process control
- Onboard Interfaces:S5 backplane bus, PG programming port, L1 bus interface, reserved expansion slot for secondary communication card
- Power Consumption:5VDC backplane power supply, typical working current 4.5A; Operating temp:0℃~+60℃, Storage:-40℃~+85℃, IP20 protection grade
- Dimension & Weight:Standard S5 slot size(W24×H230×D105mm), Net Weight≈0.95~1.0KG
- Certification:CE, UL industrial certification; V7 fixed early firmware crash & interrupt abnormity bug of old versions
Main Functional Features
- Hot redundant master-slave backup:support S5-155H dual-CPU redundant running, automatic switchover within ms-level when main CPU fault, zero downtime for critical production system
- V7 upgraded firmware:optimized memory partition management & bus diagnostic function, lower data check error rate under high-frequency interrupt operation
- Strong arithmetic capability:independent math chip for complex algorithm calculation, applicable for precise flow, pressure, temperature closed-loop regulation
- Full S5 system compatibility:match full S5 series digital/analog I/O modules, communication processors, remote ET200 distributed I/O expansion
- Front panel multi-status LED indicators for RUN/FAULT/BUS/REDUNDANCY diagnosis, fast on-site fault location & maintenance
Application Industries
- Petrochemical refining, chemical reactor, compressor unit redundant DCS safety control cabinet spare replacement
- Thermal power plant boiler, turbine original imported S5 redundant PLC system maintenance & spare stocking
- Metallurgy steel rolling mill, cement large rotary kiln old German complete set equipment automation retrofit
- Paper-making, water treatment large-scale imported production line legacy S5-155H system breakdown replacement
Product Picture
- Global Inventory: 121 shared inventories worldwide, enabling fast delivery from overseas warehouses.
- Pricing & After-Sales: Competitive prices with reliable 1-year warranty.
Customer Coverage: United States, Germany,
Japan, South Korea, UK, France, Italy, Canada, Brazil,
Australia, Russia, Spain, Netherlands, Switzerland,
Sweden, Belgium, Austria, Turkey.
- Product Quality: 100% original new, tested before shipment.
- Discounts: Wholesale discounts available for bulk orders.
PLC Module | DCS Module | Industrial Control | Original New | In Stock | Fast Delivery
For additional inquiries, reach out to us at any time.
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