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    DL.WMS/GPRS/R/SDI-12 - Water Manager
     

    DOWNLOADS

     

     

    OVERVIEW

     

    Features

    • Pressure measuring range: 5 … 250 mH2O
    • Accuracy: ≤ ± 0.10 % FS
    • Temperature measuring range: -5 … 80°C
    • Operating temperature: -5 ... 80 / -5 ... 50 °C (logger)
    • Process temperature: -5 … 80°C
    • Radio interface: 433 MHz
    • Data transfer: GSM/GPRS
    • Frequency band: 850/900, 1800/1900 MHz (Quadband)
    • Materials level transmitter: Stainless steel, Titanium
    • Materials logger: Plastic, Stainless steel
    • Feature: Battery operation, 250'000 Measurement values, Measurement interval 2s…12h, Online programmable, Housekeeping data                    (temperature, humidity, battery voltage)
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    Customer benefits

    • Pressure measuring range: 5 … 250 mH2O
    • Accuracy: ≤ ± 0.10 % FS
    • Temperature measuring range: -5 … 80°C
    • Operating temperature: -5 ... 80 / -5 ... 50 °C (logger)
    • Process temperature: -5 … 80°C
    • Radio interface: 433 MHz
    • Data transfer: GSM/GPRS
    • Frequency band: 850/900, 1800/1900 MHz (Quadband)
    • Materials level transmitter: Stainless steel, Titanium
    • Materials logger: Plastic, Stainless steel
    • Feature: Battery operation, 250'000 Measurement values, Measurement interval 2s…12h, Online programmable, Housekeeping data                    (temperature, humidity, battery voltage)
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    SPECIFICATIONS

    Data transmission

       
    Version with GSM/GPRS Engine Quadband
    GPRS frequency bands GPRS 850 MHz, GPRS 900 MHz, GPRS 1800 MHz, GPRS 1900 MHz
    Transmission power Class 4 (2 W) at GPRS, class 1 (1W) at GPRS 1800 and GPRS 1900
    SIM card supports 3 V SIM cards
    Antenna 1/4λ stub antenna: 900 / 1800 MHz or 1900 MHz (Gain 0 / 0 dB), planar antenna: 900 / 1800 MHz (0 / 0 dB)
    Transmission m2m (machine to machine) protocol

    Pressure measuring range (mH2O)

      > 5 ... 20 > 20 ... 250
    Overpressure 3 x FS (≥ 3 bar) 3 x FS
    Burst pressure > 200 bar > 200 bar
    Accuracy, (1), (± %FS) ≤ 0.1 ≤ 0.1
    Thermal error (± % FS/°C)    
    -5 ... 50°C compensated 0.045 0.03
    Thermal shift, (± % FS/°C)    
    Zero point -5...50°C ≤ 0.03 ≤ 0.015
    Span -5...50°C ≤ 0.015 ≤ 0.015
    Long term stability, (2) < 0.2% FS / < 4 mbar < 0.1% FS / < 0.2% FS

    Datalogger

       
    Housing Stainless steel (316L / 1.4404) / Murytal C
    Antenna connector FME (male)
    Interface Radio 433 MHz
    Power supply 2 x 1.5 V alkali or 1 x 3.6 V lithium / size D, (battery can be changed on-site)
    Operating temperature  
    Modem -30 ... 85°C
    Datalogger -40 ... 85°C
    Humidity 0...100% relative H, protection class IP68 (1 m/24 h) with closed protection cap and connected sensor
    Measurands Pressure and temperature
    Resolution  
    Temperature 0.05 °C
    Pressure 0.01% FS
    Data memory Up to 500'000 measurement values, non-volatile, data remain in memory even without battery, each measurement value is correlated with time and date
    Identification Each datalogger has a unique serial number, as well as a user-definable description
    Server automation Database administration, online data overview
    Database PostgreSQL, MySQL
    Status monitor Humidity and temperature in the housing, battery voltage, signal strength, memory allocation, latest data transfer, GPS position
    Application interface WISKI, HydroPro, CSV, Excel
    Data query Automatic data query and administration of datalogger
    Access security 1 level with password protection
    Alarm function Transmission of several alarms via SMS and E-Mail
    Data transmission GPRS / m2m (machine to machine) protocol
    Configuration Sample- and storage rate, Identification (f.e. measuring site), Tare; the datalogger stores the height of the air column, and not the pressure at the sensor, Taring of measurement value; define threshold values, Alarm threshold value; Storage of the measurement data within the defined range, Density of the measuring medium; Set the density of the measuring medium, which is automatically calculated in as well
    Data format Data are stored in ASCII or CSV format and can be read with all common programs such as Excel, Lotus, etc.

    Temperature measuring range

    Temperature range

       
    Operating temperature -5 ... 80°C
    Process temperature -5 ... 80°C
    Storage temperature -10 ... 80°C

    System Requirements

       
    PC Processor: Min. 200 MHz Memory: Min. 50 MB RAM: Min. 64 MB
    Operating system Windows 2000 (Service Pack 4) / XP (Service Pack 3/32-Bit) / Vista (32-Bit) / 7 (32-Bit)

    Physical specifications

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    CERTIFICATES

     

     CE Declaration of Confirmity 2016-04-13

     RoHS