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DST-28600 color LCD flow totalized controller

Classification:

Color LCD Multichannel Control Series

The DST-28600 series 8-channel color flow paperless recorder adopts a new large-scale integrated circuit, and adopts reliable protection and strong anti-interference design for input, output, power supply and signal. 24 universal input (configurable selection input: standard voltage, standard current, thermocouple, thermal resistance, frequency, millivolt, etc.) which can be with 8 flow input. It has the functions of relay alarm output, transmission output, flow totalizing and temperature and pressure compensation. Can be equipped with RS232/485 communication interface, Ethernet interface, micro printer interface, USB interface and SD card socket; Can provide sensor power distribution; It has powerful display function, real-time curve display, historical curve recall, bar graph display, alarm status display and flow display.

Keywords: Isolator

7-inch 800*480 dot matrix widescreen TFT high-brightness color graphic liquid crystal display, LED backlight, clear picture, wide viewing angle, high-speed, high-performance 32-bit ARM microprocessor, built-in embedded operating system, short picture response time, real-time monitoring, display, recording and alarm 10 M Ethernet standard RJ45 interface, support Mod Bus-TCP communication protocol, suitable for out-of-band local area network or valve position control function, can cooperate with various actuators to carry out PD adjustment control, alarm control and data acquisition for electric heating equipment, electromagnetic and electric valves
  • Technical parameters
  • Structural outline drawing
  • Ordering Guide
  • General technical parameters

    Measurement input
    Input signal Up to 12 channels of isolated universal signal input, the isolation voltage between channels is greater than 250VAC, and the isolation voltage between channels and ground is greater than 500VAC.
    Signal Type Full input signal
    Accuracy ±0.2%FS
    Sampling period 1 second
    Storage capacity Internal Fash memory capacity 64 M Byte
    Recording time 12 channels, 64 M Byte capacity. (Continuous recording without power supply)
    Record Interval 1 second 2 seconds 3 seconds 4 seconds 5 seconds. 6 seconds 7 seconds 8 seconds. 9 seconds
    Record length 24 days 48 days 97 days. 145 days 364 days 728 days 1456 days 2912 days 5825 days
    Calculation formula: recording time (days) 64 × 1024 × 1024 × recording interval (s)
    Number of channels × 2 × 24 × 3600
    Note: Calculation of the number of channels: the program divides the number of channels into five gears: 4, 8, 16, 32 and 64. When the meter channel counts between the two gears, the large number is used as the calculated number of channels.)
    Analog output: 4 ~ 20mA (load resistance ≤ 3809), 0 ~ 20mA (load resistance ≤ 3809), 0 ~ 10mA (load resistance ≤ 7609), 1~5V (load resistance ≥ 250 k9), 0~5V (load resistance ≥ 250 k9), 0~10V (load resistance ≥ 10kΩ)
    Alarm output: up to 18 normally open contacts of alarm relay are output, with contact capacity of 3A/250VAC (resistive load).
    Power distribution: transmitter power distribution, rated voltage 24VDC, maximum current 250mA.
    Communication interface: isolated RS232 and RS485 interface, communication baud rate is 1200, 2400, 4800, 9600, 19200, 57600bps optional.
    Power supply: voltage range 100-240VAC, frequency: 50-60Hz;12-36V0C; maximum power consumption: 20VA
    Working conditions: working temperature:-10~50 ℃; humidity: 10 ~ 90% (no condensation)

    Note: DST-28600 has a cumulative range: 0~9999999999/automatic judgment of saturated steam and superheated steam

     

    Display screen

     

    1
    Real-time curve: freely combined display curve and curve color
    1
    Bar graph screen: displays the measured value in the form of a bar graph, and at the same time
    It can also display information such as channel number, engineering unit and alarm status.
    1
    Digital display screen: display real-time measurement values, but also display
    Information such as channel number, engineering unit and alarm status
    1
    History screen: can be viewed forward or backward saved in memory
    The historical data
    1
    Alarm list: display the latest channel alarm time,
    Information such as reporting time and alarm status
    1
    Print screen: by setting the start time and end
    Time to print the curve and data for this period of time.
    1
    Backup screen: by setting the start time and end
    Time to back up the data for this period of time
    1
    Configuration screen: used to view and modify the parameters of each configuration
    Number
  • 1

    Selection Guide

    ① Number of input channels (Note 1) ② Number of control output channels (Note 2) ③ Number of transmission output channels (Note 2) ④ Number of alarm output channels (Note 2) ⑤ Power supply
    Code Analog Input Code Frequency input (12V distribution) Code Frequency input (24V distribution) Code Output channel Code Alarm channel Code Voltage range
     X
     01
     02
     03
     .
     .
     .
     23
     24
    No input
    1 input
    2-way input
    3-way input
    .
    .
    .
    23 input
    24 input
    X
    FB01
    FB02
    FB03
    .
    .
    .
    FB07
    FB08
    No input
    1 input
    2-way input
    3-way input
    .
    .
    .
    7 input
    8-way input
    X
    FC01
    FC02
    FC03
    .
    .
    .
    FC07
    FC08
    No input
    1 input
    2-way input
    3-way input
    .
    .
    .
    7 input
    8-way input
    X
    01
    02
    03
    .
    .
    .
    11
    12
    No output
    1-way output
    2-way output
    3-way output
    .
    .
    .
    11-way output
    12-way output

    X
    01
    02
    03
    .
    .
    .
    11
    12

    No output
    1 Limit alarm
    2 Limit alarm
    3 Limit alarm
    .
    .
    .
    11 Limit alarm
    12 limit alarm

    A


    D

    AC85~264V
    (50/60HZ)
    DC12~36V
    ⑥ Additional functions (all the following functions can be selected, separated by "/", and non-selected functions can be omitted)
    Communication output Print function Feed output For instruments with records
    Code Communication interface (communication protocol) Code Print Interface Code Feed output SB transfer function SD card expansion function Ethernet communication function
     D1
     D2
    RS485 communication interface (Modbus RTU)
    RS232 communication interface (Modbus RTU)
    D3 RS232C print interface P DC24V Code Transfer function Code SD Card Expansion Code Ethernet communication
    U USB card transfer
    (U disk)
    SD SD Card Expansion
    (SD card)
    E Ethernet communication

    Note 1: The instrument has 8 flow accumulation operation functions, which can be selected from analog input or frequency input channels, and the remaining channels can be used as flow compensation channels or measurement channels.

    Volume display channel. For example: the user needs 8-channel flow accumulation operation function, and the flow with temperature and pressure compensation function, that is, the number of input channels is 24.

    Note 2: Number of analog output channels The number of relay output channels ≤ 18.

     

    Model selection example

    1