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  • Geschiedenis
RN22 intrinsically safe isolating barrier, power supply and signal doubler for hazardous areas

RN22 active barrier

Active barrier, 1/2-channel/SD for 4 to 20 mA, HART® transparent with 24 V DC as well as active/passive input and output, optionally with SIL and Ex

RN22
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  • Meetprincipe

    Active barrier

  • Measuring principle

    Active barrier

  • Function

    1-channel
    2-channel
    Signal doubler

  • Loop power supply

    17,5 V ±1 V bei 20 mA open circuit
    voltage: 24,5 V ±5 %

  • Power Supply

    24 V DC

  • Input

    0/4…20 mA / HART
    feeding/not feeding

  • Output

    0/4…20 mA / HART
    active/passive

  • Certificates

    ATEX Ex tc
    CSA C/US AIS
    JPN [Ex ia Ga], [Ex ia Da], Ex ec
    KC [Ex ia Ga], [Ex ia Da], Ex ec
    INMETRO [Ex ia Ga], [Ex ia Da], Ex ec
    NEPSI [Ex ia Ga], [Ex ia Da], Ex ec
    UK Ex tc, [Ex ia Ga], [Ex ia Da], Ex ec
    ATEX IECEx [Ex ia Ga], [Ex ia Da], Ex ec
    UL C/US
    DNV
    EAC [Ex ia Ga] IIC, [Ex ia Da] IIIC, Ex ec IIC Gc

  • SIL

    SIL 2 SC 3

  • Operation

    HART