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RLN22 1- or 2-channel, 24 V DC, isolating amplifier with relay signal output for systems up to SIL 2

RLN22 NAMUR isolating amplifier

NAMUR isolating amplifier, 1/2-channel with 24 V DC and NAMUR or switching contact input as well as relay output, optionally with SIL and Ex

RLN22
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5-year warranty

Engineered for Confidence

Our Fundamental Selection instruments feature an extended 5-year warranty – a clear testament of our trust in their long-term reliability and performance.

Should a warranty case occur, you can count on a fast replacement process and minimal administrative effort – giving you peace of mind when it matters most and helping you keep your operations running smoothly.

Warranty terms apply

The extended warranty is subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

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8 documents
    • Technical Information (TI)

    RLN22

    • Technical Information (TI)
    English version - 10/2021
    New version available in English

    NAMUR isolating amplifier

    Select other languages, versions and see details Hide selection and details
    EN
    19/10/2021

    Language:

    English

    Version:

    19/10/2021

    File size:

    907.3 KB

    File name:

    TI01560KEN_0221.pdf
    • Short Instruction (KA)

    KA RLN22

    • Short Instruction (KA)
    Chinese version - 12/2022
    New version available in English

    单通道或双通道NAMUR隔离信号放大器，连接24 V<sub>DC
    </sub>电源，带继电器信号输出

    Select other languages, versions and see details Hide selection and details
    EN
    26/12/2022
    19/10/2021

    Language:

    Chinese

    Version:

    26/12/2022

    File size:

    1.5 MB

    File name:

    KA01458KZH_0322-00.pdf
    • Ex Safety Instruction (XA)

    RLN22: 1- oder 2-kanaliger NAMUR-Trennschaltverstärker mit Relais-Signalausgang CONTROL/INSTALLATION DRAWING for explosion h azardous areas according to Direc. 2014/34/EU (ATEX)

    • Ex Safety Instruction (XA)
    English version - 06/2023
    New version available in English

    ATEX/UKCA: ATEX II (1) G [Ex ia Ga] IIC, II (1) D [Ex ia Da] IIIC,
    II3(1) G
    Ex ec nC [ia Ga] IIC T4 Gc
    IECEx: [Ex ia Ga]
    IIC, [Ex iaDa] IIIC, Ex ec nC [ia Ga] IIC T4 Gc

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    EN
    21/06/2023

    Language:

    English

    Version:

    21/06/2023

    File size:

    1.4 MB

    File name:

    XA02122K09A2_0423.pdf
    • Functional Safety (FY)

    FY RLN22, RLN42

    • Functional Safety (FY)
    Polish version - 11/2021
    New version available in English

    Wzmacniacz separujący NAMUR z przekaźnikowym wyjściem sygnałowym

    Show details Hide details

    Language:

    Polish

    Version:

    30/11/2021

    File size:

    2.2 MB

    File name:

    FY01035KPL_0221-00.pdf
    • Fields of Activities (FA)

    コンポーネントカタログ

    • Fields of Activities (FA)
    Japanese version - 08/2022
    New version available in English

    HAW562-
    HAW569-
    MS20-
    MS21-
    RA33-
    RB223-
    RDL10-
    READWIN-
    RH33-
    RIA14-
    RIA15-
    RIA16-
    RIA45-
    RIA452-
    RIA46-
    RID14-
    RID16-
    RID261-
    RLN22-
    RLN42-
    RMA42-
    RMC621-
    RMS621-
    RN22-
    RN221N-
    RN42-
    RNB22-
    RNF22-
    RNO22-
    RS33-
    RSG30-
    RSG35-
    RSG40-
    RSG45-
    RXO20

    Show details Hide details

    Language:

    Japanese

    Version:

    29/08/2022

    File size:

    11.7 MB

    File name:

    Fa00016k33ja_2019.pdf
    • Innovation (IN)

    RN Series Zuverlässige Signalverarbeitung und -aufbereitung

    • Innovation (IN)
    German version - 06/2023
    New version available in English

    Spannungsversorgungen, Speisetrenner und
    Trennschaltverstärker für Sensoren und
    analoge Signale

    Show details Hide details

    Language:

    German

    Version:

    02/06/2023

    File size:

    3.9 MB

    File name:

    IN01216K09DE_02.23.pdf
    • Manufacturer Declaration

    Product family: Accessories: System components, Contactors/transmitters, Ecograph, Memo-Graph, Over voltage protector, Power supply and barrier, Process displays, Soliswitch

    • Manufacturer Declaration
    English version - 11/2025
    New version available in English

    Product root: FMA90-, FTE20-, HAW566-, HAW568-, RA33-, RB223-, RH33-, RIA14-, RIA15-, RIA16-, RIA45-, RIA452-, RIA46-, RID14-, RID16
    -, RLN22-, RLN42-, RMA42-, RN22-, RN42-, RNF22-, RNO22-, RS33-, RSG35-, RSG45-
    Declaration number: HE_02283_01.25
    Manufacturer specification: RoHS
    Additional information: China RoHS

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    EN
    28/11/2025

    Language:

    English

    Version:

    28/11/2025

    File size:

    303 KB

    File name:

    HE_02283_01.25.pdf
    • EU Declaration

    Product family: Contactors/transmitters

    • EU Declaration
    English version - 06/2021
    New version available in English

    Product root: RLN22-
    Declaration number: EU_01002_01.22

    Select other languages, versions and see details Hide selection and details
    EN
    08/06/2021

    Language:

    English

    Version:

    08/06/2021

    File size:

    149.5 KB

    File name:

    EU_01002_01.22.pdf
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