Operating Instructions
Contents
1. f Measurement cable for anemometer 14425 Anemo Digit LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Operating Instructions Operating Instructions 3 Arm Cup Anemometer with Dig Display 14425 LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Charging Process 1 Slide open the battery compartment cover on the back of the digital display unit Insert a type FW 7333 24 adapter onto the charging plug of the power cube transformer Insert the adapter into the charger socket of the digital display unit Insert the power cube transformer into the socket The charging display lights up and the digital display unit begins to charge The required charging time depends on the charge level in the rechargeable battery and is maximum 14 hours The operator is responsible for checking the charging time As soon as the charging process is complete unplug the power cube transformer from the socket Next remove the charger plug together with the adapter from the charger socket Slide the cover back over the battery compartment Reset button located behind enclosure slot for Charger socket for charging the internal rechargea ble battery Charger display lights up only during charging process Battery compart ment cover Simply push it to open and close 14425 Anemo Digit Notes e Always operate the power cube transformer with2. 3 m long data cable The speed of the 3 arm cup is a measure of the wind speed and is converted to an electrical signal by a generator located in the anemometer handle The digital display unit is supplied by an Ni MH rechargea ble battery that can be recharged using a special charger sock et Display of operating mode A CONT Continuous measurement WY AUTO OFF Single measurement Automatic shut off A _ Maximum display y Minimum display The power supply for the digital display unit is an internal Ni MH rechargea ble battery This battery is fully charged on delivery and can be operated for approx 100 hours before having to be re charged Warning Only re charge the Ni MH rechargeable battery out side of explosion hazard areas by attaching a suit able power cube transformer to the charger sock et Do not open the battery cover until you are outside of the explosion hazard area Never insert the power cube transformer into wa ter Operating the equipment in a wet environment such as a bathroom can cause fire electrical shock and or overheating To avoid electrical shocks or injuries never insert or remove the power cube transformer with wet hands Digital display of wind speed in m s MODE key for switching on for displaying extreme values for switching to CONT mode for changing the device set tings WITO PA 63 j n botsdlaite oA
3. 34 9641 10 50226 Frechen E Mail info messcom de 8 Germany Internet www messcom de
4. aoe i hectic Dig Display 14425 LAM B R EC HT METEOROLOGICAL INSTRUMENTS Y GERMANY NEAN S i i T q f P 7 d T q al ban 1 MA RB Anta Arr S Hi ies BIS Ver tb METEOROLOGICAL INSTRUMENTS GERMANY Application Complies With Suitable for applications in meteorology industrial and explosion hazard environments e Measurement and control of heating ventilation and air EN 50020 2002 Intrinsic safety conditioning systems DIN EN 61326 2002 03 EMC requirements e Measurement of air flow at air passages in air condi tioning chambers or in pipe and shaft junctions Ey co BOL cD De O8 Sale roqumements General requirements e Capacity tests of compressors e Measurement of air speed in open atmosphere EN 50014 1997 A1 A2 General requirements Designation EC type examination certificate BVSO6ATEXE 011 Designation x II 2G EEx ia IIB T4 14425 Anemo Digit Operating Instructions 2 Operating Instructions 3 Arm Cup Anemometer with Dig Display 14425 LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Description The 3 arm cup anemometer with digital display unit is used for measuring and digitally displaying the wind speed The electronic circuit for the wind speed display is fastened to two insulated plates that are securely fastened to the plastic enclosure The 3 arm cup anemometer is permanently attached to the digital display unit by an approx
5. inuous measure ment e The measurement and display are enabled for the time defined in SETUP mode selectable between 1 and 24 hours or continuous mode with no shut off Note Pressing the MODE button again switches the unit back to AUTO OFF mode 14425 Anemo Digit Screen display AUTO OFF mode Display of maximum values Display of minimum values Note If not confirmed by pressing the MODE button the unit switches to AUTO OFF mode after approximately 5 sec onds and the stored extreme values are not deleted Operating Instructions Operating Instructions 3 Arm Cup Anemometer with Dig Display 14425 LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Device settings for digital display screen You can adapt the various operating modes of the digital display unit to various measurement tasks using the Device Settings A differentiation is made between two settings here The memory setting defines whether or not extreme values are stored in CONT mode Warning In CONT mode with extreme value storage make sure that a sufficient shut off time has been set under Select Shut off Time The shut off time defines when the digital display turns off automatically in CONT mode You can apply the device settings in SETUP mode To activate SETUP mode press the MODE button for longer than 5 seconds when the digital display unit is turned off For information o
6. it is no longer possible to recharge the battery The rechargeable battery is used and can be replaced during repairs Operating Instructions 4 Operating Instructions 3 Arm Cup Anemometer with Dig Display 14425 LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Performing Measurements To measure the wind speed remove the 3 arm cup ane mometer and digital display unit from the carrying case Both components are permanently fastened to each other so that no other connections have to be made Hold the 3 arm cup anemometer in the air flow to be measured Note In general wind speed measurements made using a 3 arm cup anemometer are independent of the wind direction as long as the rotation plane of the 3 arm cup is not tilted by more than 5 relative to the wind direction Tilting the anemometer by more than this amount will affect the speed of the 3 arm cup and cause a measurement error W Air flow H The digital supply unit processes the electrical signals from the 3 arm cup ane mometer using a microprocessor The displayed values are averaged across the last 3 measurements and a new measurement is made every second The display is updat ed once per second To turn on the digital display unit you must press the MODE button The digital display unit is now in AUTO OFF mode This oper ating mode is indicated using an upwards arrow Y in the screen and allows air flow measu
7. n the other operating steps see process diagram Changing Device Settings Process Diagram Changing the Device Settings SETUP mode MODE Button pressed for longer than 5 sec No Yes Display Fault MODE 4 sec Select save mode Yes Display hour Yes MODE Button pressed within next 4 sec Ww 14425 Anemo Digit Perform measurements Button pressed Display within next of current setting Display of current setting Select shut off time Change setting using MODE button Storage of min max Display S on No storage of extreme values S off Yes Change Requested No buttons pressed within approx 10 sec Last setting is applied and measure ment mode is enabled Press MODE button to increment no of hours upwards Cont follows number 24 and enables continuous operation mode Yes Change Requested So Operating Instructions tk aara Dig Display 14425 LAM B R EC HT METEOROLOGICAL INSTRUMENTS Y GERMANY Dimensioned Drawing Technical Data o Measurement range 0 90 m s ca 206 ca 152 Measurement precision 0 3 m s for 0 10 m s 0 6 m s for 10 20 m s 0 9 m s for 20 90 m s 35 Linearity Typically 1 max 2 5 Precision 0 1 full scale ANEMO DIGIT Sta
8. rements for approximately 20 seconds 14425 Anemo Digit Turning off the digital display unit In AUTO OFF mode the display turns off automatically after approximately 20 seconds Note Reset If strong electromagnetic fields interfere with the WGAS8EX unit press the Reset button on the unit to restart the unit 1 Slide open the battery compartment cover on the back of the digital display unit Press the Reset button using a screwdriver or other suitable tools Close the battery compartment cover Warning Do not reset the unit unless you are outside of an explosion hazard area SS ec rN Nz ME if Gr Wa 5 E ra 4 6 755 a E E pou ON Ala Rea ar ee METEOROLOGICAL INSTRUMENTS GERMANY Operating Modes in Digital Display Unit The AUTO OFF operating mode is intended for separate wind speed measurements CONT mode is available for permanent measurements and can be configured to store all extreme values The measurement duration in CONT mode is determined by the time set in SETUP mode in hours This can be set to any value between 1 and 24 hours or continuous For information on the various operating steps see process diagram Performing Measurements Operating Instructions Operating Instructions LAM BR EC HT 3 Arm Cup Anemometer with Dig Display 14425 METEOROLOGICAL INSTRUMENTS Y GERMANY Process Diagram Performing Measurements Unit OFF Switch on Pre
9. rting value 1 2 m s 14425 Measurement cycle also display refresh rate 1 sec Displayed value is averaged from last 3 119 5 coN measurements T eee Application areas Display 0 40 C LAMBRECHT Anemometer 30 65 C Storage temperature 10 50 C Power supply 4 8 V rechargeable battery Charged beyond ex range using power supply plug Operating time Max 100 hours for full charge of battery e Maximum 1000 charging cycles Power consumption Approx 5 mA clocked measurements Protection type Display unit IP40 Anemometer IP 43 Kabel ca 2 8m lang Display LCD 12 mm pa eee Supply line Approx 3 m cable length permanently fastened to display enclosure Weight incl sensor Approx 360 g 1 set with ID no 00 14425 000 000 Consists of following components Anemometer with digital display unit WGA8EX ID no 00 14425 090 010 Carrying case made of plastic ID no 50 09163 002 000 Power cube transformer FW7333 24 Power supply voltage 100 240 Vc Output voltage 24 Voc ID no 68 02060 340 000 Coupling For connecting power cube transformer to charging socket of digital display unit ID no 68 02060 340 100 des a Enclosure EG Baumusterprufbescheinigung Quality syn certified by DQS according to We reserve the rig ht to make technical modifications 14425 b e omd 44 06 MessCom GmbH Tel 49 0 2234 9641 0 Augustinusstrasse 11c Fax 49 0 22
10. ss the MODE key l Button is not pressed Operating mode within approx AUTO OFF 5 seconds Change the operating mode Press the MODE key Display Yes Storage of min and max extreme values Storage of extreme values enabled 7o delete the extreme values Press the MODE key No Display clr Extreme value Delete Yes 7o delete extreme value Press the MODE key Operating mode CONT Change the operating mode Press the MODE key Operating mode AUTO OFF Standard mode Storage mode 14425 Anemo Digit Operating Instructions 6 Operating Instructions 3 Arm Cup Anemometer with Dig Display 14425 LAMBRECHT METEOROLOGICAL INSTRUMENTS Y GERMANY Operating Examples Measuring in AUTO OFF mode e Perform measurement within 20 seconds The measurement value is displayed e The display turns off automatically 20 seconds after turning on the unit e By pressing the mode button you can repeat the measurement as often as required e In AUTO OFF mode you cannot store extreme values Measuring in CONT mode When extreme value storage is selected Press e Maximum values are stored and displayed Press e Confirmation is required before deleting extreme values that have been stored Press e Extreme value is deleted e Unit switches to CONT mode for cont
11. the correct voltage See labelling on power cube trans former e Never exceed the maximum charging voltage of Vmax 28 Vie e Charging times longer than 24 hours can reduce the life expectancy of the rechargeable battery e The rechargeable battery gradually heats up during the charging process This is not a malfunction e Avoid recharging the battery in the immediate vicinity of a heater or in direct sunlight e Only charge the battery in temperatures ranging from 0 C to 40 C e If the digital display unit is not used for a longer period of time more than a month the rechargeable battery will loose some of its capacity This is typical for rechargeable batteries and not a malfunction e The rechargeable battery gradually discharges when it is not in use Always charge the battery before using the unit e The rechargeable battery utilises chemical processes Hence the capacity can also fluctuate within the prescribed temperature range This is also not a malfunction Repair Information The anemometer and digital display unit are intended for a long operating life If the anemometer or digital display unit show signs of wear and tear e g ball bearing is worn or damage e g 3 arm cup is damaged send the product to the manufacturer for inspection and repair The internal rechargeable battery can be recharged approx imately 1000 times As the rechargeable battery becomes older the capacity decreases until
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