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product picture of the energy monitoring & application manager Flow-X

Flow-X
flow computer

The ideal flow computer for gas metering with ultrasonic gas meters

IFLOWX
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  • Measuring principle

    flow computer

  • Measuring variables

    gas volume conversion, event logging, parameter logging, and reports

  • Number of applications

    Support up to 4 gas runs or 2 liquid runs per module (Flow-X/M, Flow-X/C)

  • Calculations

    Gas property calculations:
    AGA 5, AGA 8 Part 1, AGA 8 Part 2 (GERG-2008), AGA 10
    AGA NX-19
    GERG-2008
    GERG91mod (GOST 30319.2-1996)
    GOST 30319.2-2015
    GSSSD MR-113
    ISO 6976, ISO 12213 Parts 2 and 3
    S-GERG
    Flow rate calculations:
    AGA 3, AGA 7, AGA 9, AGA 11

  • Electrical connection

    Voltage
    24 V DC (± 10%), with redundant connections
    Current consumption:
    Flow-X/P0, X/M, X/S: ≤ 0.4 A nominal; ≤ 0.8 A maximal
    Flow-X/C: ≤ 0.6 A nominal; ≤ 1.0 A maximal

  • Ambient temperature range

    Flow-X/S: -40 °C ... +75 °C
    Flow-X/C, Flow-X/P, Flow-X/R: 0 °C ... +60 °C

  • System

    CPU and memory: 800 MHz, 512 MB RAM, 1 GB flash memory
    Clock: Real-time clock, accuracy better than 1 sec/day
    Gold cap for date and time retention
    Watchdog: Hardware and software watchdog timer
    Tamper switch: Mechanical tamper switch to prevent changing of the application and vital parameters within
    that application

  • Supported gas chromatographs

    Supports all common gas chromatographs (including ABB NGC8200 series, ABB BTU8100,
    Danalyser, Yamatake HGC, Encal 3000, Angus GQA, Siemens Maxum and Sitrans)

  • Conformities

    2014/32/EU Measuring Instruments Directive (MID)
     
    Directive 2014/30 / EC relating to electromagnetic compatibility
     
    2012/19/EU WEEE Directive (WEEE 2)
     
    2011/65/EU RoHS
     
    OIML R117-1
     
    WELMEC 7.2, 8.3, 8.8
     
    API 21.1

  • Hazardous area approvals

    Applies for FlowX/M and X/S only
    Class I, Division 2, Groups A, B, C, and D, T4
    Class I, Zone 2, Group IIC, T4
    IECEx Ex ec IIC Gc
    ATEX II 3 G Ex ec IIC Gc

  • Inputs

    6x analog transmitter input, high accuracy
    Input types are 4 to 20 mA, 0 to 20 mA, 0 to 5 V, 1 to 5 V
    Accuracy mA inputs; 0.002% FS at 21 °C, 0.008% at full ambient range of 0-60 °C, long-term
    stability 0.01% per year
    Resolution: 24 bits. Analog inputs have the same earthing relative to all other electronic devices.
     
    16x digital status inputs. Resolution 100ns (10MHz)

  • Outputs

    4x analog output for process outputs and flow / pressure control. Resolution 14 bits, 0.075% FS.
    Analog outputs share same ground floating in relation to all other electronics.
     
    16x digital output, open collector. Rating 100mA @24V

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