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      6ES5948-3UR23

      SIMATIC S5-155H CPU 948R Processor

      Product Describe：

      Siemens 6ES5948-3UR23 is used in legacy high-availability automation installations and must be matched to the redundant partner, memory configuration, serial interfaces, system software, and plant program.

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      Technical specifications Information Alternative names Technical notes FAQ

      Technical specifications for 6ES5948-3UR23

      Technical specifications for 6ES5948-3UR23

      • Manufacturer:
        Siemens
      • Product Category:
        PLC Systems
      • Spare Part Number:
        6ES5948-3UR23
      • Estimated shipping dimensions:
        2.1x20.3x25.6cm
      • Weight:
        0.36 kg
      • Tariff Code:
        8537101101
      • Counliy of origin:
        Germany
      • System:
        SIMATIC S5-155H
      • Processor family:
        CPU 948R
      • Order-number family:
        6ES5948-3URxx
      • PG interface:
        15-pin serial interface SI1
      • Second serial interface:
        SI2
      • Memory-card receptacle:
        Provided
      • Integrated RAM variants:
        640 kbyte or 1664 kbyte within the CPU 948R family; verify exact unit
      • Weight:
        0.463 kg (1.021 lb) net weight — Siemens SiePortal for complete catalog number 6ES5948-3UR23.
      • Dimensions:
        Siemens SiePortal lists official packaging dimensions 26.6 × 21.3 × 3.3 cm (L × W × H). Exact device W × H × D is not stated; do not use packaging dimensions for mounting.
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      Information

      Information

      Overview Manuals Common Applications Product Precautions
      The Siemens 6ES5948-3UR23 belongs to the SIMATIC S5-155H CPU 948R processor family. It executes the redundant-controller user program and coordinates memory, communications, and system functions within the S5-155H architecture.
      • SIMATIC S5-155H
      • CPU 948R
      • 6ES5948-3URxx
      • 15-pin serial interface SI1

      The CPU is used in legacy high-availability automation installations and must be matched to the redundant partner, memory configuration, serial interfaces, system software, and plant program.

      Important Notice: Use the complete 6ES5948-3UR23 code and verify the physical nameplate and current Siemens documentation before installation or replacement.

      Apter Power 6ES5948-3UR23 Manuals and Guides

      Important Notice: These are two separate Apter Power documents prepared from the manufacturer-published Siemens information named in each document. Confirm the physical nameplate, current Siemens documents, and host-system requirements before installation or replacement.

      High-availability process control
      Execute redundant S5-155H automation logic.
      Continuous production
      Maintain controller availability in legacy plants.
      S5 migration projects
      Capture CPU memory and interface configuration before conversion.
      Read and follow the exact Siemens documentation and host-equipment instructions before use. Verify 6ES5948-3UR23 from the physical nameplate.
      1
      Back up the complete STEP 5 program and system data
      2
      Record the redundant-partner and synchronization configuration
      3
      Verify memory size from the physical CPU label
      4
      Observe S5-155H replacement procedures
      5
      Do not swap CPU revisions without compatibility review

      Alternative Names

      Alternative Names

      6ES5948-3UR23 6ES5948 3UR23 Siemens 6ES5948-3UR23

      Technical notes

      Technical notes

      Use the complete 6ES5948-3UR23 identifier. CPU 948R is a legacy SIMATIC S5 processor family. Confirm current repair and migration support using the full article and hardware revision. Values not published in the cited Siemens source are intentionally not inferred.

      FAQS

      • What is Siemens 6ES5948-3UR23?
        The Siemens 6ES5948-3UR23 belongs to the SIMATIC S5-155H CPU 948R processor family. It executes the redundant-controller user program and coordinates memory, communications, and system functions within the S5-155H architecture.
      • What is the specific function of 6ES5948-3UR23?
        The CPU is used in legacy high-availability automation installations and must be matched to the redundant partner, memory configuration, serial interfaces, system software, and plant program.
      • Which signals, power, or data does 6ES5948-3UR23 handle?
        System: SIMATIC S5-155H. Processor family: CPU 948R. Order-number family: 6ES5948-3URxx. PG interface: 15-pin serial interface SI1.
      • Which system uses 6ES5948-3UR23?
        6ES5948-3UR23 belongs to the SIMATIC S5-155H context described in the cited Siemens source.
      • Which components are compatible with 6ES5948-3UR23?
        S5-155H rack, redundant partner CPU, and system configuration documented for the plant Memory card and interface submodules permitted by the exact CPU manual Original STEP 5 program, system parameters, and communications configuration
      • Where is 6ES5948-3UR23 applied?
        High-availability process control: Execute redundant S5-155H automation logic. Continuous production: Maintain controller availability in legacy plants. S5 migration projects: Capture CPU memory and interface configuration before conversion.
      • What is the lifecycle status of 6ES5948-3UR23?
        CPU 948R is a legacy SIMATIC S5 processor family. Confirm current repair and migration support using the full article and hardware revision.
      • What must be checked before installing 6ES5948-3UR23?
        Back up the complete STEP 5 program and system data Record the redundant-partner and synchronization configuration Verify memory size from the physical CPU label Observe S5-155H replacement procedures Do not swap CPU revisions without compatibility review
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      Disclaimer: We are not an authorized distributor or distributor of the product manufacturer of this website, The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because our company is not an authorized distributor of this product, the Original Manufacturer`s warranty does not apply.While many DCS PLC products will have firmware already installed, Our company makes no representation as to whether a DSC PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Our company also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from our company, its distributors, or any other source. Our company also makes no representations as to your right to install any such firmware on the product. Our company will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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