Lufft WS200-UMB Operating Manual
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Lufft WS200-UMB Operating Manual

Compact weather station
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Operating Manual
Compact Weather Station
WS200-UMB
WS301-UMB
WS500-UMB
WS600-UMB
WS300-UMB
WS400-UMB
WS501-UMB
www.lufft.com
English

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  • Page 1 Operating Manual English Compact Weather Station WS200-UMB WS300-UMB WS301-UMB WS400-UMB WS500-UMB WS501-UMB WS600-UMB www.lufft.com...
  • Page 2 © G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany. We reserve the right to make technical changes at any time without notice.

  • Page 3: Table Of Contents

    6.14 Precipitation Intensity............................17 6.15 Precipitation Type .............................. 18 6.16 Heating Temperature ............................18 6.17 Global Radiation ..............................18 Installation ................................. 19 Fastening ................................19 North Alignment ..............................20 Selecting the Installation Location ........................21 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 4 18.4 Communication in ASCII Protocol ........................53 18.5 Communication in Terminal Mode ........................55 18.6 Communication in SDI-12 Mode ........................58 18.7 Communication in Modbus Mode........................90 19 List of Figures ................................98 20 Index ..................................99 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 5: Please Read Before Use

    The guarantee period is 12 months from the date of delivery. The guarantee is forfeited if the designated use is violated. Brand Names All brand names referred to are subject without limitation to the valid trademark and ownership rights of the respective owner. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 6: Scope Of Delivery

    WS301-UMB 8374.U01  Air temperature  Relative humidity  Air pressure  Global Radiation WS400-UMB 8369.U01 (Europe, USA, Canada)  Precipitation 8369.U02 (UK)  Air temperature  Relative humidity  Air pressure G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 7 Air pressure  Compass  Global Radiation WS600-UMB 8370.U01 (Europe, USA, Canada)  Precipitation 8370.U02 (UK)  Wind direction  Wind speed  Air temperature  Relative humidity  Air pressure  Compass G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 8: Accessories

    ISOCON-UMB 8160.UISO Surge protection 8379.USP Spare Parts Connection cable 10m On enquiry Additional Documents and Software You can download the following documents and software via the Internet at www.lufft.com.  Operating Manual This document  ® UMB-Config-Tool Windows software for testing, firmware updates and configuration of UMB devices ...

  • Page 9: Equipment Description

    Parameter of state of the humid air, composed of the specific enthalpies (heat capacity) of the components of the mixture and related to the mass fraction of the dry air (at 0°C). G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 10: Air Density

    Note: the heating is designed for ambient temperatures down to -10°C, below -10°C the function cannot be ensured under all conditions. 4.10 Global Radiation The global radiation is measured by a pyranometer mounted in the top cover of the WS301 and WS501. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 11: Sensor Technology (Example: Ws600-Umb)

    Air pressure sensor in device Air temperature and relative humidity with fan on underside of device Connector Mounting bracket with springs and self-locking nuts Notch for attaching connection cable Figure 1: Sensor Technology G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 12: Generation Of Measurements

    Note: On delivery, the interval for the calculation of minimum, maximum and average values is set at 10 minutes. If necessary, this can be adjusted to the particular requirements (1 – 10 minutes) with the aid of the UMB-Config-Tool (see page 26). G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 13: Measurement Output

    Note: For the correct calculation of relative air pressure, the altitude of the location must be entered in the device configuration (see Figure 11 on page 28). The factory setting for altitude is 0m; in this way both measurement variables deliver the same values. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 14: Wet Bulb Temperature

    Request channels: UMB-Kanal Measuring Range Measurement Variable (float) unit SpecificEnthalpy -100.0 1000.0 kJ/kg Air Density Sampling rate 1 minute Unit kg/m³ Request channels: UMB-Kanal Measuring Range Measurement Variable (float) unit Air Density kg/m³ G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 15: Wind Speed

    It is of course possible to use the correction function for mobile measurement units, where the alignment is changed between measurement periods. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 16: Wind Measurement Quality

    Dependent on the location of the installation the local declination of the earth magnetic field has to be considered. The declination value is entered using the UMB-Config-Tool (see page 28). The declination for the installation location can be found in the Internet, e.g. at http://www-app3.gfz-potsdam.de/Declinationcalc/declinationcalc.html http://www.ngdc.noaa.gov/geomagmodels/Declination.jsp G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 17: Precipitation Quantity - Absolute

    Measurement Variable (float) Unit Precipitation Intensity l/m²/h Precipitation Intensity mm/h Precipitation Intensity in/h Precipitation Intensity mil/h Note: The precipitation intensity is always calculated on the basis of the precipitation intensity of the previous minute. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 18: Precipitation Type

    °F 6.17 Global Radiation Sampling Rate 1 minute 1 – 10 minutes Generation of average values Unit W/m² Request Channels: UMB Channel Measuring Range Measurement Variable (float) unit Global Radiation 1400.0 W/m² G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 19: Installation

    Tighten the nuts evenly until contact is made with the springs but the sensor can still be moved easily  Align the sensor to the North (for wind meters)  Tighten both nuts with 3 revolutions G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 20: North Alignment

    Depending on the location, the variation can be more than 15° (in North America for example). In Central Europe the variation can be largely ignored at present (< 3°). You can find further helpful information on this subject on the Internet. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 21: Selecting The Installation Location

    Otherwise cross effects and system malfunctions may occur. In the final analysis, the distance to other measuring systems also depends on their range of coverage and signal strength. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 22 Distance to shadow casting objects (trees, buildings) at least 10 times of the object height relative to the sensor. 7.3.5 Installation Sketch Example WS600-UMB: WS600-UMB min. 10 m Tree, bush etc. Mast min. 4.5 m min. 10 m Road carriageway Figure 5: Installation Sketch G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 23: Connections

    Note: A heating voltage of 24V DC is recommended to guarantee full heating duty. RS485 Interface The equipment has an electrically isolated, half-duplex, 2 wire RS485 interface for configuration, measurement polling and the firmware update. See page 35 for technical details. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 24: Connection To Isocon-Umb (8160.Uiso)

    During installation please also refer to the operating manual for the ISOCON-UMB. Use of Surge Protection (8379.USP) When using surge protection (Order No.: 8379.USP), please pay attention to the connection example in the surge protection operating instructions. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 25: Commissioning

    If several compact weather stations are operated on a UMB network, a unique device ID must be assigned to each device (see page 27). There is no protective cover to remove on the sensor itself. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 26: Configuration And Test

    Note: You do require the current version of the UMB-Config-Tool to configure the compact weather station. Note: All other devices which are used in the polling process, e.g. modems, LCOM etc., must be disconnected from the UMB network during configuration. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 27 Note: In order to calculate dewpoint, absolute humidity and mixing ratio, the temperature and humidity measurement always requires the same interval. For this reason different intervals cannot be set. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 28 Note: The offset is not used for the wind meter at present because on-site calibration is not possible in this case. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 29 Thus, deviations in the accuracy of the precipitation quantity are possible.  For maximum energy saving, a device with version 025 or higher is required (last position of the serial number). G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 30 Precipitation Quantity Confirm the reset with ‘Yes’ Note: The precipitation quantities are reset in ALL compact weather stations on the respective UMB network. The devices reboots after this function has been used. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 31: Function Test With Umb-Config-Tool

    Note: The UMB-Config-Tool is provided for test and configuration purposes only. It is not suitable for the permanent acquisition of measurement data. We recommend the use of professional software solutions for this purpose, e.g. SmartView3. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 32: Operating Modes For Equipment Heating

    The heating controls at this temperature (in °C) Heating mode1 Temp.: Threshold temperature (in °C) with effect from which air temperature heating is enabled The ‘Eco Mode1 follow-up time’ setting is not relevant. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 33 Threshold temperature (in °C) with effect from which heating is enabled Eco mode1 follow-up time: Follow-up time (in minutes) Examples: Outside temperature constantly below 5°C; no precipitation for more than 24h Outside temperature constantly below 5°C; with precipitation G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 34: Firmware Update

    In addition, an annual calibration check by the manufacturer is recommended for the humidity sensor (not on WS200-UMB). It is not possible to remove or replace the humidity sensor. The complete compact weather station must be sent to the manufacturer for testing.

  • Page 35: Technical Data

    This setting must be set in the device configuration. For maximum energy saving, a device with version 025 or higher is required (last position of the serial number). Factory setting; baud rate for operation with ISOCON-UMB and firmware update. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 36: Measuring Range / Accuracy

    Measuring range (drop size): 0.3 mm ... 5.0 mm Liquid precipitation resolution: 0.01 mm Precipitation types: Rain, snow Repeatability: Typically > 90% Response threshold: 0.01 mm Sampling rate: Event-dependent on reaching response threshold G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 37 Integrated electronic compass Measurement range: 0 ... 359° Resolution: 1.0° Sampling rate: 5 min 13.1.9 Global Radiation Measurement Process Thermopile pyranometer Measurement Range 0.0 ... 1400.0 W/m² Resolution < 1W/m² Sampling Rate 1 min G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 38: Drawings

    Operating Manual Compact Weather Station 13.2 Drawings Figure 18: WS200-UMB Figure 19: WS300-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 39 Operating Manual Compact Weather Station Figure 20: WS301-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 40 Operating Manual Compact Weather Station Figure 21: WS400-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 41 Operating Manual Compact Weather Station Figure 22: WS500-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 42 Operating Manual Compact Weather Station Figure 23: WS501-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 43 Operating Manual Compact Weather Station Figure 24: WS600-UMB G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 44: Ec Certificate Of Conformity

    EN 61000-6-3:2001 Part 6-3: Generic Standards - Emission Standard for Residential, Commercial and Light Industrial Environments EN 55022:1998 +A1:2000 +A2:2003 Line-conducted disturbances prEN 50147-3:2000 Radiated emission IEC / CISPR 22 Class B Fellbach, 28.11.2008 Axel Schmitz-Hübsch G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 45: Fault Description

    50% this may mean that there is a fault. This may be due to a number of reasons  contact Device transmits an error value not the manufacturer’s technical support department. listed here G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 46: Disposal

    17.1 Technical Support Our Hotline is available for technical questions via the following e-mail address: hotline@lufft.de You can also consult frequently asked questions at http://www.lufft.com/ (menu header: FAQs). G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 47: Appendix

    134.2 wind direction 359.9 ° wind direction fast 359.9 ° wind direction corr. 359,9 ° wind direction standard deviation 359.0 ° wind value quality 100.0 Compass compass heading ° G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 48 Precipitation Intensity in/h 0 … 7874 float Precipitation Intensity mil/h Global Radiation Global Radiation 1400 W/m² Note: The channels which are actually available are dependent on the WSx-UMB type in use. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 49: Channel List Summary Per Tls2002 Fg3

    Note: The channels which are actually available are dependent on the WSx-UMB type in use. The previous channels 1153 and 1253 are no longer supported. Channels 840 and 860 can be used in their place. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 50: Communication In Binary Protocol

    Only one example of an online data request is described in this operating manual. Please refer to the current version of the UMB Protocolfor all commands and the exact mode of operation of the protocol (available for download at www.lufft.com). Note: Communication with the sensor takes place in accordance with the master-slave principle, i.e.
  • Page 51 The correct data transmission can be checked with the aid of the check sum (22C6h). Note: Little Endian (Intel, low byte first) applies when transmitting word and float variables of addresses or the CRC, for example. This means first the LowByte and then the HighByte. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 52 CRC is calculated according to the following rules: Norm: CRC-CCITT Polynomial: 1021h = x + 1 (LSB first mode) Start value: FFFFh You can find further information in the description of a CRC calculation in UMB Protocol. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 53: Communication In Ascii Protocol

    This channel outputs a temperature from –50 to +60°C, which is calculated as follows: corresponds to -50°C 65520d corresponds to +60°C corresponds to [+60°C – (-50°C)] / 65520 * 34785 +(-50°C) = 8.4°C 36789d Note: TLS channels are not available in ASCII protocol. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 54 Value Underflow 65525d Error in measurement data or no valid data available 65526d Device / sensor is unable to execute valid measurement due to ambient conditions 65534d Invalid Calibration 65535d Unknown Error G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 55: Communication In Terminal Mode

    An invalid terminal command is acknowledged with ‘FAILED’. Control commands are acknowledged with ‘OK’. The command to which the response relates is given at the beginning of each response. Note: No response times are specified in the terminal mode. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 56 SPLAN version; hardware version; firmware version; E2 version; device version I1<CR> Outputs the device description R0<CR> Executes a device reset R1<CR> Resets the accumulated rain quantity and executes a device reset X0<CR> Temporarily switches to UMB binary protocol G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 57 Operating Instructions Compact Weather Station Examples: E0<CR> E0;Ta+024.9C;Tp+012.2C;Tw+026.8C;Hr+045.0P;Pa+0980.6H; Sa+005.1M;Da+156.6D;Ra+00042.24M;Rt+060N;Ri+002.6M; M0<CR> M0;+024.9;+012.2;+026.8;+045.0;+0980.6; +005.1;+156.6;+00042.24;+060;+002.6; E2<CR> E2;Sa+005.1M;Sn+001.1M;Sx+007.1M;Sg+005.1M;Sv+005.0M; Da+156.6D;Dn+166.6D;Dx+176.6D;Dv+156.6D; M2<CR> M2;+005.1;+001.1;+007.1;+005.1;+005.0; +156.6;+166.6;+176.6;+156.6; I0<CR> I0;001;0109;0701;004;005;001;016;011;00002;<CR><LF> R0<CR> R0;OK;<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 58: Communication In Sdi-12 Mode

    Note: devices with older hardware can not to be set to SDI-12! Measurement data can be transmitted alternatively in metric or US units. The selection is done by the UMB Config Tool. Figure 26Sensor Configuration SDI-12 Units Metric units US units G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 59 Start the measurement (will report connection error at first)  Reset the device (Power off / on)  When measurement values are received the measurement can be terminated, the interface is now open for configuration. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 60 Command verification: Evaluate sensor status and heating temperatures, data request with aD0!, aD1! aXU<m/u>! Change the unit system for SDI data aXH+nnnn! Set local altitude of the device for calculation of rel. air pressure G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 61 M- and C- command only differ in the number of values made available in the buffers (in both cases the maximum permitted by the standards of 9 resp. 20).  We recommend to use the commands for continuous measurement (R-commands) to request the data. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 62 This definition guaranties the compatibility to loggers designed according to older versions of the SDI-12 standard. The buffer assignment depends on the device variant (WS200-UMB ... WS600-UMB). The complete set of measurement values, as defined for the UMB protocol has been made available also in the SDI-12 environment.
  • Page 63 3,2m/s, min. wind speed 0.0 m/s vect. avg. wind speed 3.5m/s, quality of wind values 100% 0D4! 0+43.7+41.3+45.7+29.3<CR><LF> act. wind direction 43,7°, min. wind direction 41,3°, max. wind direction 45,7°, specific enthalpy29,3kJ/kg G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 64 ° Wind Direction (max) 359.9 ° Specific Enthalpy (act) -100.0 1000.0 kJ/kg Example: Request Buffer ‘0’ 0D0! 0+13.5+85.7+2.5+3.7<CR><LF> Air Temperature 13,5°C, rel. Humidity 85,7%, average wind speed 2,5m/s, peak wind speed 3,7m/s G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 65 Wind Speed (min) 134.2 Wind Speed (vct) 134.2 Wind Quality 100.0 Puffer ‘4’ Wind Direction(act) 359.9 ° Wind Direction (min) 359.9 ° Wind Direction (max) 359.9 ° Specific Enthalpy (act) -100.0 1000.0 kJ/kg G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 66 ° Wind Direction (max) 359.9 ° Specific Enthalpy (act) -100.0 1000.0 kJ/kg Example: Request Buffer ‘0’ 0D0! 0+13.5+85.7+2.5+3.7<CR><LF> Air Temperature 13,5°C, rel. Humidity 85,7%, average wind speed 2,5m/s, peak wind speed 3,7m/s G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 67 Wind Speed (min) 134.2 Wind Speed (vct) 134.2 Wind Quality 100.0 Puffer ‘3’ Wind Direction(act) 359.9 ° Wind Direction (min) 359.9 ° Wind Direction (max) 359.9 ° Specific Enthalpy (act) -100.0 1000.0 kJ/kg G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 68 Wet Bulb Temperature (act) -50.0 60.0 °C Specific Enthalpy (act) -100.0 1000.0 kJ/kg Example: Request Buffer ‘0’ 0D0! 0+13.5+85.7+11.2+1017.0+1001.0 Air temperature 13,5°C, rel. humidity 85,7%, dew point 11,2°C, rel. air pressure 1017hPa, abs. pressure 1001hPa G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 69 Rel. Humidity (avg) 100.0 Rel. Air Pressure(min) 300.0 1200.0 Rel. Rel. Humidity (max) 300.0 1200.0 Rel. Rel. Humidity (avg) 300.0 1200.0 Wet Bulb Temperature (act) -58.0 140.0 °F Specific Enthalpy -100.0 1000.0 kJ/kg G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 70 Wet Bulb Temperature (act) -50.0 60.0 °C Specific Enthalpy (act) -100.0 1000.0 kJ/kg Example: Request buffer ‘0’ 0D0! 0+13.5+85.7+11.2+1017.0+1001.0 Air temperature 13,5°C, rel. humidity 85,7%, dew point 11,2°C, rel. air pressure 1017hPa, abs. pressure 1001hPa G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 71 Buffer ‘3’ Abs. Humidity (min) 1000.0 g/m³ Abs. Humidity (max) 1000.0 g/m³ Abs. Humidity (avg) 1000.0 g/m³ Buffer ‘4’ Wet Bulb Temperature (act) -58.0 140.0 °F Specific Enthalpy (act) -100.0 1000.0 kJ/kg G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 72 Operating Manual Compact Weather Station 18.6.4.5 Buffer Assignment Basic Data Set WS200-UMB Device configured for measurement values in metric units: Measurement Value Unit Channel Buffer ‘0’ Wind Speed (avg) 60.0 Wind Speed (max) 60.0 Wind Direction (vct) 359.9 ° Wind Direction (act) 359.9...
  • Page 73 Wind Speed (act) 134.2 Wind Speed (min) 134.2 Wind Speed (vct) 134.2 Wind Quality 100.0 Buffer ‘2’ Wind Direction (min) 359.9 ° Wind Direction (max) 359.9 ° Wind Direction corr. (act) 359.9 ° G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 74 1400.0 W/m² W/m² Global Radiation (max) 1400.0 W/m² Global Radiation (avg) 1400.0 Example: Request Buffer ‘0’ 0D0! 0+13.5+85.7+2.5+3.7<CR><LF> Air Temperature 13,5°C, rel. Humidity 85,7%, average wind speed 2,5m/s, peak wind speed 3,7m/s G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 75 359.9 ° Wet Bulb Temperature (act) -58.0 140.0 °F Specific Enthalpy (act) -100.0 1000.0 kJ/kg Buffer ‘4’ Global Radiation (min) 1400.0 W/m² W/m² Global Radiation (max) 1400.0 W/m² Global Radiation (avg) 1400.0 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 76 W/m² Global Radiation (max) 1400.0 W/m² Global Radiation (avg) 1400.0 Example: Request buffer ‘0’ 0D0! 0+13.5+85.7+11.2+1017.0+780.0 Air temperature 13,5°C, rel. humidity 85,7%, dew point 11,2°C, rel. air pressure 1017hPa, global radiation 780W/m² G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 77 1000.0 g/m³ Wet Bulb Temperature (act) -58.0 140.0 °F Specific Enthalpy (act) -100.0 1000.0 kJ/kg Buffer ‘4’ Global Radiation (min) 1400.0 W/m² W/m² Global Radiation (max) 1400.0 W/m² Global Radiation (avg) 1400.0 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 78 C: 4 Values If the sensor type requested with the measurement command is not available with the actual variant of the compact weather station (WS200 ... WS600) the station will respond with a0000<CR><LF>bzw. a00000<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 79 Dew Point (act) -58.0 140.0 °F Buffer ‘1’ Dew Point (min) -58.0 140.0 °F Dew Point (max) -58.0 140.0 °F Dew Point (avg) -58.0 140.0 °F Wet Bulb Temperature (act) -58.0 140.0 °F G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 80 Mixing Ratio (max) 1000.0 g/kg Mixing Ratio (avg) 1000.0 g/kg Example: Request with M command 0M2! 00008<CR><LF> 0D0! 0+48.5+48.2+48.8+48.5<CR><LF> 0D1! 0+5.7+5.5+5.9+5.7+29.3<CR><LF> Example: Request with C command 0C2! 000012<CR><LF> 0D0! 0+48.5+48.2+48.8+48.5<CR><LF> 0D1! 0+5.7+5.5+5.9+5.7+29.3<CR><LF> 0D2! 0+4.6+4.4+5.0+4.6<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 81 Rel. Air Pressure (max) 300.0 1200.0 Rel. Air Pressure (avg) 300.0 1200.0 Example: Request with M command 0M3! 00009<CR><LF> 0D0! 0+1001.0+1000.0+1002.0+1001.0+1.119<CR><LF> 0D1! 0+1017.0+1016.0+1018.0+1017.0<CR><LF> Example: Request with C command 0C3! 000009<CR><LF> 0D0! 0+1001.0+1000.0+1002.0+1001.0+1.119<CR><LF> 0D1! 0+1017.0+1016.0+1018.0+1017.0<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 82 Wind Direction (vct) 359.9 ° Puffer ‘2’ Wind Direction corr. (act) 359.9 ° Wind Quality 100.0 Windchill Temperature (act) -76.0 158.0 °F Wind Speed Standard Dev. 60.0 Wind Direction Standard Dev. 359.9 ° G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 83 Device configured for measurement values in metric or US units: Measurement Value Unit Channel Buffer ‘0’ Compass (act) 359.0 ° Example: Request with M command 0M5! 00001<CR><LF> 0D0! 0+348.0<CR><LF> Example: Request with C command 0C5! 000001<CR><LF> 0D0! 0+348.0<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 84 Device configured for measurement values in US units: Measurement Value Unit Channel Buffer ‘0’ Precip. Amount absolute 0.000 3937.000 3937.0000 Precip. Amount difference 0.0000 Precipitation Intensity 0.000 7.874 in/h Precipitation Type 0, 60, 70 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 85 Channel Buffer ‘0’ Global Radiation (act) 1400.0 W/m² Global Radiation (min) 1400.0 W/m² Global Radiation (max) 1400,0 W/m² Global Radiation (avg) 1400.0 W/m² Example: Request with M Command 0M7! 00004<CR><LF> 0D0! 0+780.0+135.0+920.0+530.0<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 86 Unit Channel Heating temp. Windsensor +150 °C Heating temp. Precip. sensor +150 °C Puffer ‘1’, device configured for US units Heating temp. Wind sensor +302 °F Heating temp. Precip. sensor +302 °F G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 87 INIT_ERROR VALUE_OVERFLOW CHANNEL_OVERRANGE VALUE_UNDERFLOW CHANNEL_UNDERRANGE BUSY other sensorstatus Example (WS600-UMB, SDI-12 Address ‘0’, no error): 00007<CR><LF> 0D0! 0+0000+000000+00000<CR><LF> 0D1! 0+73.0+65.3<CR><LF> Example (WS600-UMB, SDI-12 Address ‘0’, compass failure): 00005<CR><LF> 0D0! 0+0000+000000+000030<CR><LF> 0D1! 0+73.0+65.3<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 88 The response to the attempt of setting of an invalid altitude ( -100 < altitude < 5000) is aXHf<CR<<LF> Example: The altitude of the installation location is 135m above sea level 0XH+135! 0XH+135<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 89 18.6.13 Message: Station Reset The command initiates a station reset. Command: aXR! Response: aXRok<CR><LF> The response is followed by the station reset, i.e. the station will be offline for a few seconds. Example: 0XR! 0XRok<CR><LF> G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 90: Communication In Modbus Mode

    18.7.2.1 Function 0x03 Read Holding Registers The Holding Registers are used to make a selected set of adjustable parameters available for Modbus access. As for the measurement values the parameters are mapped to 16bit integers. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 91 When writing the value 0x3247 (12871d) to register 6 the stored absolute rain amount will be set to 0. Subsequently a station reset will be initiated. When writing the value 0x3247 (12871d) to register 7 a station reset will be initiated. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 92 Sensor Status 4 Wind, wind buffer, compass, Coding 4 bit per precipitation status, see below Reserve Reserve Reserve Diagnostic: run time in 10sec steps G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 93 Factor 10, s Wind Measurement Quality Factor 1, s Precipitation Type Factor 1, u Global Radiation Factor 10, s Global Radiation Factor 10, s Global Radiation Factor 10, s Global Radiation Factor 10, s G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 94 Wind Speed fast m/s Factor 10, s Precipitation abs. mm Factor 100, u, limited to 655.34mm Precipitation diff. mm Factor 100, u, limited to 100.00mm Precipitation intens. mm/h Factor 100, u, limited to 200.00mm/h G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 95 Factor 10, s Precipitation abs. In Factor 1000, u, limited to 25.800 in Precipitation diff. in Faktor 10000, u, limited to 3.9370in Precipitation Intens. in/h Faktor 10000, u, limited to 6.5534 in G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 96 Most of the sensors have two status values, one for the sensor itself and the current measurement value, another one for the buffer, from which average, min. And max values are evaluated. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 97 Compact Weather Station Following table shows the status coding: Coding of Sensor Status: Sensor State Code UNGLTG_KANAL E2_CAL_ERROR E2_CRC_KAL_ERR FLASH_CRC_ERR FLASH_WRITE_ERR FLASH_FLOAT_ERR MEAS_ERROR, MEAS_UNABLE INIT_ERROR VALUE_OVERFLOW CHANNEL_OVERRANGE VALUE_UNDERFLOW CHANNEL_UNDERRANGE BUSY Other Sensor State G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 98: List Of Figures

    Figure 21: WS400-UMB ..............................40 Figure 22: WS500-UMB ..............................41 Figure 23: WS501-UMB ..............................42 Figure 24: WS600-UMB ..............................43 Figure 25Sensor Configuration SDI-12..........................58 Figure 26Sensor Configuration SDI-12 Units ........................58 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...

  • Page 99: Index

    UMB-Config-Tool ........... 26, 31 Guarantee ..............5, 46 Weight ................35 Heating ........... 10, 18, 23, 24, 32, 35 WetBulb Temperature ..........9, 14 Humidity ..............9, 13 Wind ............... 10, 15 G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 100 Operating Manual Compact Weather Station Blank page for printing purposes. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 101 Operating Instructions Compact Weather Station Blank page for printing purposes. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 102 Operating Manual Compact Weather Station Blank page for printing purposes. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 103 Operating Instructions Compact Weather Station Blank page for printing purposes. G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany...
  • Page 104 G. Lufft Mess- und Regeltechnik GmbH Gutenbergstraße 20 70736 Fellbach P.O. Box 4252 70719 Fellbach Germany Phone: +49 711 51822-0 Hotline: +49 711 51822-52 Fax: +49 711 51822-41 E-Mail: info@lufft.com 48.7230-WSX-E Documentversion V15 (07/2011)

This manual is also suitable for:

Ws301-umbWs400-umbWs500-umbWs501-umbWs600-umbWs300-umb

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