Lambrecht rain[e]H3 User Manual
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Lambrecht rain[e]H3 User Manual

Precipitation sensor with ethernet
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User Manual
Precipitation Sensor rain[e]H3 with Ethernet
Id-No. 00.15184.540 020
rain[e]H3 · Features
With state-of-the-art weighing technology and a self-emptying collecting system, the rain[e]H3 sets
new standards in professional precipitation measurement. Its outstanding resolution and accuracy are
acknowledged worldwide.
•
Latest weighing technology · overflow proof
•
High resolution of 0.001 mm (amount) and 0.001 mm/h (intensity)
•
Measurement of precipitation · amount and intensity
•
RS485 (Talker-, ASCII protocol)
•
All-metal housing · weatherproof and long durability
•
The compact housing reduces the influence of wind
•
Cold climate model with improved, electronically controlled heating:
rain[e]H3 with ring-,
rain[e]H3 Precipitation Sensor
funnel- and drain-line heating
Manual
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  • Page 1 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 rain[e]H3 · Features With state-of-the-art weighing technology and a self-emptying collecting system, the rain[e]H3 sets new standards in professional precipitation measurement. Its outstanding resolution and accuracy are acknowledged worldwide. •...

  • Page 2: Table Of Contents

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Table of Contents Scope of Delivery p. 4 Order Code p. 4 Safety Instructions and Warranty p. 4 Dimensional Drawing and Product Drawing p. 5 Introduction p. 6 Heating p. 6 Installation p.
  • Page 3 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Inspection and Troubleshooting p. 47 14.1 Cleaning p. 48 14.2 Troubleshooting p. 49 14.3 Error Codes p. 50 Repair p. 52 15.1 Repairs on Site p. 52 15.2 Repairs in the Workshop p.

  • Page 4: Scope Of Delivery

    Please note the loss that unauthorized manipulation of the system shall result in the loss of warranty and non-liability. Changes to system components require express written permission from LAMBRECHT meteo GmbH. These activities must be performed by a qualified technician.

  • Page 5: Dimensional Drawing And Product Drawing

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Dimensional Drawing and Product Drawing Ring heating Funnel Temperature sensor above Funnel heating Temperature sensor below Drop former Measuring Collecting electronic system Load cell Weighing cell Drain-line Mast support heating 60 mm Ø...

  • Page 6: Introduction

    ► Intensity within the last minute The rain[e]H3 measures 6 times per minute and sums these values up in a moving sum - that is, every time a new value is measured, it is summed to the previous 5 values and thus generates the new value for the intensity within the last minute.

  • Page 7: Installation

    The housing can be aligned with an integrated spirit level at ±0,7° (blister within the edge of the ring marking). This accuracy is sufficient for the rain[e]H3. The additional error at 3° inclination is approx. 0.14 %. Mounting Necessary tools ►...
  • Page 8 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 • Open the device. ◦ Unscrew the knurled screw at the bottom. ◦ Take hold of the casing and base and turn the casing in the “open” direction (anti- clockwise).
  • Page 9 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Inner workings of the rain[e]H3 without collecting system • Unpack the collecting vessel. • Insert the collecting vessel. ◦ Insert collecting vessel against the bearing spring with the site of the magnet facing towards the reed contact ◦...
  • Page 10 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Level the device with the assistance of the spirit level by tightening the hexagon head screws in the base evenly. • Reassembly ◦ Cautiously inner protection cylinder back into place.

  • Page 11: Power And Signal Connection

    Power and Signal Connection To connect the rain[e]H3 to a data acquisition system a M12 connecting cable is required. Connect the cable according to the connecting diagram. For the power supply of the heating, a power cable should be connected to the power supply unit according to the connecting diagram.

  • Page 12: Available In- And Outputs

    SDI-12 • RS485 (Talker-, WL ASCII protocol) • Ethernet 100 MBit Factory Settings The factory settings of the rain[e]H3 according to the standard connecting diagram are: • Galvanically isolated output as pulse output Resolution: 0.1 mm Closing time: 300 ms Duty cycle: •...
  • Page 13 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Connecting diagram/Pin assignment rain[e]H3 Precipitation Sensor Manual...

  • Page 14: Configuration Software Rain[E]H3 Commander

    Setup When entering the Setup area it requests that the user first select the COM port to which the rain[e]H3 is connected (from the drop-down menu) and retrieve the settings from the rain[e]H3 (gear wheel icon). After retrieving the data from the rain[e]H3 the setup screen shows the product ID, serial number, hardware revision and firmware version of the device.
  • Page 15 Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Setup The “Setup” mask (figure above) is an easy to use tool to configure the rain[e]H3 to the desired application. The following list shows the available options and ranges: Pulse output (non-isolated) / (isolated) •...

  • Page 16: Firmware Update

    (www.lambrecht.net - see also chapter “Download of Updates”). To update your rain[e]H3 firmware use the Firmware Update screen (see fig. above). Select the COM port of the connected rain[e]H3 from the drop-down menu, click “Browse for Firmware File” (folder icon) and select the firmware file on your computer or tablet.

  • Page 17: Diagnostics

    Calibration of the Precipitation Value For the calibration of the rain[e]H3 with the calibration ball as a proxy precipitation, the tab “Scale” is available in the diagnostic tool of the rain[e] Commander. Select the used COM port (USB Serial Port) and press the gear button to start the calibration.

  • Page 18: Call Of Status And Error Messages

    String“ or by using the diagnostic tool of the rain[e]H3 Commander. Open the tab “Status“ in the diagnostic tool – To check the general operability of the rain[e]H3. Select the COM port you are using and press the gear wheel button.
  • Page 19 This error occurs when one of the internal temperature sensors detects a temperature in excess of the configured “maximum heating temperature”. The factory-provided threshold of the maximum heating temperature is 15 °C. In this case rain[e]H3 switches automatically OFF until the temperature falls below the error threshold. Heating error This error occurs when insufficient heating capacity is available and the heating current (measured internally) falls below the threshold of 5.1 A.
  • Page 20 Additionally the calibration factor is given. To adjust the load cell at first the COM interface where the rain[e]H3 is connected has to be chosen in the menu. After that place the calibration weight in the collecting vessel and enter it’s weight in the appropriate box. Start the adjustment process by clicking the green “start adjustment”...

  • Page 21: Configuration Of Ethernet Interface With Lantronix Device-Installer

    Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Configuration of Ethernet Interface with Lantronix Device-Installer The rain[e]H3 Ethernet has a built-in device server (port server) from Lantronix. The “Lantronix Device-Installer” is required for configuring the Ethernet interface. This can be downloaded at: http://www.lantronix.com/products/deviceinstaller/ (Status April 2017) The Lantronix DeviceInstaller is a Windows-based GUI application.
  • Page 22 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Select the tab “Web Configuration“. Use the green arrow to establish the connection and then confirm the login window with “OK”. Now the web interface appears. Click “Network“ on the left of web interface. Enter the computer IP under “IP Configuration“...
  • Page 23 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Now click on “Server“ in the menu on the left. The port can be set under “HTTP Server Port”. Now open the “Channel 2/ Connection” menu item. There you can set the port and the IP address under “Endpoint Configuration”.
  • Page 24 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Click “Apply Settings” to accept the settings. The remaining settings have already been configured at the factory. Settings for Terminal The following describes how data can be displayed on a terminal.
  • Page 25 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 The available devices are given in the “Device List.” Use the button “Add/Remove” to add and/or remove COM- Ports. Confirm by clicking “OK.” A new COM port will appear. rain[e]H3 Precipitation Sensor...
  • Page 26 Configuration of the rain[e]H3 via the web interface of the Ethernet interface It is possible to configure the rain[e]H3 via the web page stored in the Embedded Device Server. The web page provides a simple terminal for configuring the rain[e]H3 using the ASCII commands.

  • Page 27: In- And Outputs

    SDI-12 Interface Communication using the SDI-12 protocol via the SDI-12 interface is based on the ‘SDI-12 A Serial-Digital Interface Standard for Microprocessor-Based Sensors, Version 1.3, 2012’. The rain[e]H3 can be used in bus mode parallel to other rain[e]H3 sensors. The following subset of SDI-12 commands are implemented in the rain[e]H3.
  • Page 28 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 The SDI-12 protocol is based on the ASCII character set. The baud rate of the SDI-12 protocol is 1200 Bd and has the byte frame format: 1 start bit 7 data bits (least significant bit transmitted first) 1 parity bit (even parity) 1 stop bit.
  • Page 29 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Change Address - aAb! The factory setting of the address is ‘0’. If there are several sensors connected to one bus, the sensor address can be changed with the command aAb!. The address is always a single ASCII character. Standard for addresses are the ASCII characters ‘0’...
  • Page 30 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Start Measurement and Request CRC - aMC! Same command as aM! but in addition to the generated data the sensor returns a 3-digit CRC checksum. For information on how the CRC checksum is generated, please consult SDI-12 Standard, Version1.3, 2012, chapter...
  • Page 31 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Start Concurrent Measurement and Request - CRC aCC! Same command as aC! but in addition to the generated data the sensor returns a 3-digit checksum. For information on how the CRC checksum gets generated, please consult ‘SDI-12 Standard Version1.3, 2012, chapter 4.4.12’.
  • Page 32 <CR><LF> – End of answer Additional Measurements With the following commands additional information can be generated by the rain[e]H3 and requested with aD0!. The additional measurement commands aMn! and aMCn! have the same format as the commands aM! and aMC!. The same applies to the commands aCn! and aCCn! which have the same format as aC! and aCC!.
  • Page 33 Max. intensity of the last x minutes* mm/min Min. intensity of the last x minutes* mm/min The default value for the period x is 10 min. The value can be changed with the rain[e]H3 Com- with CRC aMC3! a0033<CR><LF> mander.

  • Page 34: Rs485 Interface

    Remark to SDI-12 “Break” signal Since the rain[e]H3 does not have a sleeping mode it does not have to be “awakened”. This means that the rain[e]H3 ignores the “Break“ command. Therefore all regulations associated to the “Break“ command do not have to be considered.
  • Page 35 <CR><LF> – End of answer Example: Command Answer <STX>i<CR><LF> 801456.0010;1.3v;V1.00 v. 12.11.2013;2C096/0420000000;<CR><LF> Read device information The rain[e]H3 offers different status messages that can be read out with the following command: Syntax: <STX>COM:02<CR><LF> Answer: <STX>st1:LAMBRECHT meteo GmbH<CR><LF> <STX>st2:METEOROLOGICAL INSTRUMENTS GERMANY<CR><LF> <STX>st3:Sensor name : rain[e]H3<CR><LF>...

  • Page 36: 10.2.3 Talker Protocol

    Start Measurement Intensity <STX>a<CR><LF> The command <STX>a<CR><LF> can be used to ask the sensor for the average, maximum and minimum intensity over a selected time frame. This time frame has to be selected in the “Setup” of the rain[e]H3 Commander. Syntax:...

  • Page 37: 10.2.4 Talker Protocol Normal

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Bit position Status message 1 = Error due to exceeding the heating temperature of 15°C 1 = Error heating 1 = Error interior temperature sensor 1 = Error funnel temperature sensor Example: 15 °C ambient temperature, but heating is ON and defect interior temperature sensor...
  • Page 38 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 The returned error code is a decimal representation of an originally binary number. In binary representation, the digits correspond to the following error messages: Bit position Status message error maximum heating temperature threshold exceeded...

  • Page 39: Modbus Protocol

    “most significant byte“ is sent first. For values that go beyond one register (e.g. 32 bit) this is not clearly specified for the Modbus. In these cases (32 bit or 64 bit) the LAMBRECHT Modbus sensors follow the big-endian number format.

  • Page 40: Modbus Command Set

    Total heating power in % Read only The registers addresses 30001 to 35000 apply to all LAMBRECHT meteo Modbus sensors, but are only available or valid if the respective sensor supports the corresponding values. (e.g. a pure wind sensor does not provide any air humidity).

  • Page 41: 11.5.1 Special Case Of Precipitation

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 11.5.1 Special Case of Precipitation Except for the amount of precipitation, all measured values are to be read in as instantaneous values. The amount of precipitation must be read in as a total amount. And the difference to the previous call must be formed for the displayed and the precipitation quantity to be stored.

  • Page 42: Sensor Parameters / Configuration Parameters

    11.8 Autoconfiguration All Lambrecht Modbus sensors offer the experienced user the possibility to implement an auto-configuration in his Modbus master based on additional information stored in the sensor. The necessary information can be found in the document “General Manual for LAMBRECHT meteo Modbus Sensors”.

  • Page 43: Total Precipitation

    400 cm². Output WL ASCII Protocol with Checksum The measured values and data of rain[e]H3 can be called in polling mode with different commands or sent with a configurable output interval in talker mode automatically from rain[e].

  • Page 44: Data Telegram Type

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 13.1 Data Telegram Type 1 Syntax: <STX>USR1<CR><LF> Answer: <STX>t1:A;B;C;D;E;F;G;H*CS<CR><LF> A = precipitation intensity in mm/min B = precipitation intensity in mm/h C = average intensity since last call in mm/min...

  • Page 45: Data Telegram Type 3

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 13.3 Data Telegram Type 3 Syntax: <STX>USR3<CR><LF> Answer: <STX>t3:A;B;C;D;E;F;G;H;I;J;K;L;M;N*CS<CR><LF> A = date in format YYYY.MM.DD (Y = year, M = month, D = day) B = time in format hh:mm:ss (h = hour, m = minute, s = second) C = precipitation intensity in mm/h;...

  • Page 46: Read User Data

    Each pulse corresponds to a predefined amount of measured precipitation. The resolution factor range is 0.01...200 mm per pulse. This resolution factor can be configured with the rain[e]H3 Commander along with the closing time / pulse width. The duty cycle is 50%, in other words the closing time has the same length as the pause time.

  • Page 47: Analog Output

    The bird defence ring has to be removed before the frost period. Please be careful while cleaning the collecting vessel to prevent it from taking damage. The rain[e]H3 and the collecting vessel must not be cleaned with steel brushes or similar tools or aggressive detergents.

  • Page 48: Cleaning

    14.1 Cleaning The rain[e]H3 and the collecting vessel must not be cleaned with a steel brush or similar equipment or aggressive detergents. All water-bearing parts should be cleaned regularly. Rinsing with clear water is sufficient in most cases to remove contamination.

  • Page 49: Troubleshooting

    Check the communication configuration of the terminal. The rain[e]H3 can always be reached and configured via the USB interface and the rain[e]H3 Commander. Alternatively, the rain[e]H3 can be reached and configured via the Ethernet interface at a known IP address. rain[e]H3 Precipitation Sensor...

  • Page 50: Error Codes

    3) Main board defective Check the LED: In normal operation, it flashes at 20 Hz, which is perceived as “flicker”. If the rain[e]H3 transmits a data string, the LED is permanently on for a short time and then flashes again.
  • Page 51 (above and below) to 10 °C above the ambient temperature and feel which heating does not heat up. After troubleshooting, please restart the rain[e]H3. 14.3.3 Error Temperature Sensor Below The error is raised when the lower temperature sensor no longer supplies data for monitoring the heating.

  • Page 52: Repair

    After troubleshooting, please restart the rain[e]H3. Repair Before any repairs on the electronics, it is recommended that the sensor be switched off. The rain[e]H3 has an internal switch via which the sensor detects whether the sensor housing is open. When the housing is open or not locked, the rain[e]H3 stops the measurement until the housing is closed again.
  • Page 53 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 15.1.1 Replacing the Dirt Trap Spiral Remove the dirt trap spiral To do this, grasp the dirt trap spiral (Id-No. 33.15180.049000) such that you can turn it counterclockwise a whole turn, and pull the dirt trap spiral upwards out of the mouth of the funnel.

  • Page 54: Repairs In The Workshop

    Replacing the M12 connector, 4pin, D-coded The sensor must be switched off before any repair work! If screws or small parts are lost during repair, they can be bought as a whole packaging unit at LAMBRECHT meteo GmbH. rain[e]H3 Precipitation Sensor...
  • Page 55 User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 15.2.1 Replacing the Heating Board Tools required: Torque wrench with Torx bit Tx20 length 80mm, Torx wrench Tx10 Adjuvants: Loctite 274, Elastosil E41 In the case of damage to one of the components of the heating board, only the entire unit can be replaced eco- nomically (Id-No.

  • Page 56: Functional Test

    Plug the terminal block of the heating of the housing’s upper part onto the heating board. Connect the power supply to the sensors and heating. Connect the rain[e]H3 to the PC via the USB service socket and start the rain[e]H3 Commander on the PC.

  • Page 57: Maintenance And Repair

    User Manual Precipitation Sensor rain[e]H3 with Ethernet Id-No. 00.15184.540 020 Maintenance and Repair In case you should be faced with any specific problems please contact the LAMBRECHT-Service on: Tel.: +49-(0)551-4958-0 E-mail: support@lambrecht.net Equipment and Spare Parts General accessories: 32.15184.060 000 Connecting cable with M12 connector (sensor –...

  • Page 58: Download Of Updates

    Furthermore, it is recommended to apply only one of the two interfaces to the cable used at the same time. Download of Updates On our website (https://www.lambrecht.net) you can find free software tools and firmware under Support in the software portal. You can find the latest software for our products here. Simply select the relevant software from the respective menus.

  • Page 59: Technical Data

    *) without influence of solar radiation Disposal LAMBRECHT meteo GmbH is listed and registered at the Stiftung Elektro-Altgeräte Register ear under: WEEE-Reg.-No. DE 45445814 In the category of monitoring and control instruments, device type: “Monitoring and control instruments for exclusively commercial use”.

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