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    Technical characteristics:

    Flow Sensor

    Max. working pressure, MPa  

    40

    Calibration interval, months

    48

    Liquid Viscosity, m2/s

    up to 5·10-6

    EX Marking, IEC

    1 Ex d IIC (T1-T6)X

    Communication interface

    RS-485

    Communication protocol

    Modbus

    Pressure Sensor

    Capacity, kgf/cm2

    400

    Min. measured pressure, kgf/cm2  

    0.1

    Accuracy, %FS

    1.5

    Calibration interval, months

    12

    EX Marking, IEC

    1 Ex ib IIA T3 Gb

    EX Marking, ATEX

    II 2G Ex ib IIA T3 Gb

    Rated supply voltage, V

    12…18

    Ingress protection

    IP 65

    Ambient temperature range, °С

    -45…+65

    Dimensions, mm

    Ø90х120

    Weight of the DDR-150 system — 80 kg

    The DDR-150 configuration includes:

    • Pressure Sensor;
    • Flow Sensor
     

    Measured Parameters:

    • Mud Flow;
    • Total Mud Flow;
    • Pump Pressure;
    • Mud Temperature

    Flow Capacities:

     

    Capacities

    Model

    Min.

    Max.

    DDR-150-V32

    1.1 m3/h (0.3 l/s)

    35 m3/h (9.7 l/s)

    DDR-150-V50

    2.1 m3/h (0.6 l/s)

    62 m3/h (17 l/s)