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      Yokogawa NFAI135-S51 S2
      Yokogawa NFAI135-S51 S2
      Yokogawa NFAI135-S51 S2
      Yokogawa NFAI135-S51 S2
      Yokogawa NFAI135-S51 S2
      Yokogawa NFAI135-S51 S2
      · Product image is representative; revision or series may vary. Contact us to request a specific version.
      Ships by Sunday, November 15

      NFAI135-S51 S2

      Isolated Analog Input Module

      Require for Quote:

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          PRODUCT DESCRIPTION

          NFAI135-S51 S2 Isolated Analog Input Module

          The Yokogawa NFAI135-S51 S2 is a STARDOM isolated analog input module with 8 analog inputs. Its analog channels use industrial 4 to 20 mA signals, with isolation between channels and from the system.

          The input circuits allow up to 25 mA and present 250 ohms under the documented powered condition. The S51 configuration is the standard type with the ISA Standard G3 option. Yokogawa lists pressure-clamp and MIL cable termination arrangements.
          BEFORE YOU BUY

          Confirm the complete NFAI135-S51 S2 identity

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          ACTUAL APPLICATIONS

          Application fields for NFAI135-S51 S2

          These broad application fields reflect the documented function and technical characteristics of NFAI135-S51 S2.
          • 01 · CHEMICAL PROCESSING

            Bulk Chemicals and Industrial Process Monitoring

            Continuous chemical processing and industrial chemistryPetrochemical refining and specialty chemical processing
          • 02 · WATER & WASTEWATER

            Municipal and Industrial Water Treatment

            Municipal water treatment and wastewater treatmentIndustrial water treatment and effluent recovery
          • 03 · POWER GENERATION

            Thermal Power and Utility Operations

            Thermal generation and industrial heat recoveryThermal generation and industrial cogeneration

          Technical specifications for NFAI135-S51 S2

          • Product Model
            NFAI135-S51 S2
          • Spare Model
            NFAI135-S51
          • Product Parameters
            Isolated Analog Input Module
          • In stock
            8 units
          • Manufacturer
            Yokogawa
          • Channel configuration
            8 analog inputs
          • Current input signal
            4 to 20 mA
          • Maximum input current
            25 mA
          • Input resistance, powered
            250 ohms
          • Input resistance, unpowered
            500 kilohms or more
          • Channel withstand voltage
            500 V AC for 1 minute
          • Input overcurrent protection
            Provided
          • Suffix option
            Standard type with ISA Standard G3 option
          View all additional
          Ask for Quote

          Alternative Names

          NFAI135-S51S2 NFAI135-S51 S2 Isolated Analog Input Module STARDOM NFAI135-S51 S2
          SYSTEM & REPLACEMENT CHECK

          Information needed before ordering

          Three direct checks to secure your system integration and minimize ordering risks.

          Information

          System integration Replacement check Manuals & support
          SYSTEM INTEGRATION

          Integrate NFAI135-S51 S2 within STARDOM

          The input circuits allow up to 25 mA and present 250 ohms under the documented powered condition. The S51 configuration is the standard type with the ISA Standard G3 option. Yokogawa lists pressure-clamp and MIL cable termination arrangements.
          Match the installed terminal arrangement to the Yokogawa wiring diagram and check the input current loops against the channel allocation.
          Compare the configured engineering ranges with the approved commissioning record. Verify the current signal and reported values at each assigned point.

          Features:

          • Channel configuration: 8 analog inputs
          • Current input signal: 4 to 20 mA
          • STARDOM
          Use NFAI135-S51 S2 only within the documented STARDOM arrangement and applicable installation instructions.
          INTERCHANGEABILITY

          Replace NFAI135-S51 S2 within STARDOM

          Record the full NFAI135-S51 S2 label and the channel allocations before removing the module. Keep the existing wiring record with the approved replacement documentation.
          Match the terminal accessory and channel count to the original assembly. Check the mapped current loops and retain the existing configured ranges.
          Compare the restored channel values with the pre-change baseline. Verify the affected signals under the approved maintenance procedure before return to service.

          Features:

          • Complete NFAI135-S51 S2 marking
          • Existing terminal and channel assignments
          • Analog signal and channel verification
          Use NFAI135-S51 S2 only within the documented STARDOM arrangement and applicable installation instructions.
          DOCUMENTATION STATUS

          Browse the Manuals, Datasheets, Official Documents, Links

          Important Notice: The linked files are Amikong-hosted reference documents. Match their product identity and scope to the supplied assembly, and consult the applicable manufacturer instructions before use. Accessories and additional documents are included only when expressly listed in the quotation.

          Features:

          • Exact-model technical data for NFAI135-S51 S2
          • Document applicability checked against the complete identity
          • Directory links by subcategory and brand
          Documentation for NFAI135-S51 S2 must match the installed product identity and supplied configuration.

          Also searched as

          NFTA4S-00 S2 NFAI143-S01 S1 NFAI835-S51 S2 NFBU200-S16 S1 NFCP501-W05 S2

          Important notice

          Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
          This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
           
          FREQUENTLY ASKED QUESTIONS

          Questions buyers ask about NFAI135-S51 S2

          Direct answers about identity, compatibility, stock, warranty, payment and shipping.

          • How are the channels arranged on NFAI135-S51 S2?

            8 analog inputs.

          • What signal range is documented for NFAI135-S51 S2?

            The current signal range is 4 to 20 mA.

          • What maximum input current is permitted on NFAI135-S51 S2?

            The published limit is 25 mA.

          • What is the powered input resistance of NFAI135-S51 S2?

            The documented value is 250 ohms.

          • What isolation test does Yokogawa specify for NFAI135-S51 S2?

            The channel-to-channel withstand specification is 500 V AC for one minute.

          • What does the final digit in the S51 suffix of NFAI135-S51 S2 denote?

            It identifies the ISA Standard G3 option.

          • What should a distributor verify when quoting NFAI135-S51 S2?

            Confirm the full model and style markings and list any included termination accessories.

          • Which terminal accessory should receiving check for NFAI135-S51 S2?

            Compare the fitted terminal-block or MIL cable arrangement with the approved order.
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