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DT-3804 Analog Thermocouple Input Module 4AI

4 Channels thermocouple input module TC-J/K/E/T/S/R/B/N Type

    Module Features

    ◼ The module supports 4 channels thermocouple signal acquisition.
    ◼ The module carries with 4 analog indicators
    ◼ The module supports 8 kinds of conventional thermocouple temperature measurement type.
    ◼ The internal bus of the module and field input adopts capacitive isolation.
    ◼ The module input channel supports TVS overvoltage protection.
    ◼ The module's cold end compensation mode supports external reference junction or fixed reference temperature compensation.
    ◼ Module cold end compensation type supports PT100 (2-wire) or PT100 (3-wire).
    ◼ Module high speed redundant backplane bus with pluggable terminal blocks.

    Technical Parameters

    General Parameters

    Module Consumption

    36mA@5VDC

    Wirring Diameter

    Min.0.2mm²(AWG24)

    Max.1.5mm²(AWG16)

    Terminal Pluggable

    Support

    Backplane Bus

    Double bus redundancy

    Installation

    35mm DIN-Rail

    Dimension

    119*14*80mm

    Product Certification

    CE Certification

    Input Parameters

    Channel Number

    4 Channels

    Sensor Type

    J / K/ E / T / S / R / B / N type thermocouple

    Resolution

    16 Bit (include the symbol bit)

    Temperature

    Compensation

    Fixed reference temperature/external reference junction

    Conversation Time

    500ms/4 channels (filter level is 0)

    Linearity Error

    ≤±0.01%

    Temperature Error

    ≤±0.005%/

    Temperature Error

    ≤±0.03% (@25)

    Measurement Error

    See schedule 1 below for detailed parameters

    Module Diagnosis

    Disconnection detection: support

    Overflow/underflow: support

    Temperature Unit

    Configurable,  /  / K

    Environment Parameters

    Horizontal Installation Operating Temperature

    -35~60

    Vertical Installation Operating Temperature

    -35~50

    Storage Temperature

    -40~85

    Environment Humidity

    5%~95%RH (No condensation)

    Installation Altitude

    <2000m

    Pollution Degree

    Protection Grade

    IP20

    Mechanical Properties

    Comply with IEC60068-2-6, IEC6008-2-27

    Insulation Withstand

    Comply with IEC61131-2

     

    EMC Performance

    Comply with IEC61131-2, IEC61000-4

    (ESD: Contact discharge ±6kV, Performance level A; Air

    discharge±8kV, Performance level A

    SURGE: Common mode ±2kV, Performance level A

    EFT: ±2kV, Performance level A)


    Type of Sensor

    Measurement Range

    (Unit: )

    Measurement Accuracy

    25℃)

    Measurement Accuracy

    -35~60℃)

    B

    600T1820

    0.2%

    0.4%

    E

    -200T1000

    0.2%

    0.4%

    -250T-200

    0.5%

    0.6%

    N

    -200T1300

    0.2%

    0.4%

    -250T-200

    0.5%

    0.6%

    J

    T-210

    0.2%

    0.4%

    K

    -200T1370

    0.2%

    0.4%

    -250T-200

    0.5%

    0.6%

    R

    0T1760

    0.2%

    0.4%

    S

    0T1760

    0.2%

    0.4%

    T

    -200T400

    0.3%

    0.5%

    -250T-200

    0.6%

    0.7%

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