MANUALE BABUC/E INGLESE
Contents
1. LABORATORI O STRUMENTAZIONE INDUSTAIALE s p a LSI SpA Loc Dosso 20090 Settala Ml Italy Fax 39 0 2 95770594 E Mail Isi pn itnet it INTERNET URL http www lsi lastem it MW6045 BABUC E Portable multi data indication unit User s manual Program Version 5 07 Update 04 07 2003 Index 1 Introduction 2 Functions 3 General characteristics 4 Technical characteristics 5 How to switch on the instrument 6 How to switch off the instrument 7 Set day time 8 ANALYTICAL DESCRIPTION Set pipe dimensions and room volume 9 Use of BABUC E 1 Introduction BABUCIE is a compact indication unit for physical environmental and chemical parameters including temperature humidity air speed pressure gas concentration light intensity rotation etc Like all models in the BABUC line this version features an automatic channel initialize system for sensor recognition with the possibility of connecting a selection from 80 different available sensor types 1 of the line The instrument simultaneously displays all instantaneous values and statistical values such as average minimum maximum and so forth BABUCIE has three input channels two for analogueue sensors and the third for digital pulse generating sensors BABUCIE is portable and is supplied with a handy shoulder strap Its internal batteries provide lasting autonomy without requiring power from the mains network 1 Hot wire anemometer code BSV101 exclude 2 F2. ASYMMETRY From the version 5 03 of the BABUC program when connected to a Net radiometer probe calculates the following index Percentage of dissatisfied due to radiant asymmetry UNI EN 27730 only Vers gt 5 06 DAYLIGHT FACTOR CALCULATION From version 5 06 of the programme BABUC when connected to the following probes Luminance for internal BSROOO BRSO01 Luminance for external BSRO03 BSR005 It calculates and visualizes the daylight factor Ministerial Decree 5 July 1975 Art 5 LUMINOUS INTENSITY CALCULATION From version 4 02 of the program when BABUC is connected to the following probe _Luxmetric probe It calculates displays and stores if a survey with storage is performed the derived parameter luminous intensity It expresses the luminous flux of a source in a specific direction per unit of solid angle In the calculation this measurement uses the standard parameter Distance from light source which must then be set If the Distance from light source is equal to zero the luminous intensity parameter is not calculated nor is it displayed or stored AIR DELIVERY AND NUMBER OF AIR CHANGE CALCULATIONS In version 4 0 of the program when BABUC is connected to anemometric probes hot wire fan and Pitot tube anemometers and to a temperature probe and after setting the dimensions of the pipes and rooms other than zero the instrument will calculate the following parameters Air flow After set
3. index calculation the Heat stress index can be calculated with the following table Exposition desciption Between 32 and 39 degrees Strong fatigue breath difficulties Between 40 and 54 degrees Possibile heat stroke sunstroke More than 54 degrees Heat stroke highly probable CALCULATION UV INDEX AND EXPOSITION LEVEL Babuc when connected to the UV A W m and UV B W m broad band radiometer calibrated and programmed Reference INTERSUN GLOBAL UV project UV index ANNEX C calculates displays and stores during a survey with storage the derived quantities UV Index UV Exposition level The UV index expresses the intensity of the solar ultraviolet radiation This index is internationally adopted so to transmit to the population information about the possible health damages skin and eyes in case certain levels are surpassed The UV index expresses the dangerousness of solar radiation during the solar noon maximum elevation of the sun over the horizon and coincides in clear days with the maximum level of ultraviolet radiation The UV index can assume values from 0 to 12 increasing values of the UV index express increasing risks to the solar exposure The values quoted in the below tables are about the relative times of exposition suggested to avoid damages they have to be considered indicative being indeed referred to skin exposed to the sun for the first time during the season unprotected by creams and that still
4. against the previous reading minimum and maximum values with relative times average value and standard deviation from the start of the survey or the last update DERIVED PARAMETERS CALCULATION RADIANT ASYMMETRY CALCULATION From Version 2 1 of the program when connected the radiant asymmetry probe BSR231 with references to the EN 27726 and an air temperature probe BABUC shows and in case stores if a survey with storage is in progress the following values Net Radiation W m Radiometer temperature in C Air temperature in C Planar radiant asymmetry temperature Atp UNI EN 27726 UVA DENSITY CALCULATION From version 4 02 of the program when BABUC is connected to the following probe Lux UVA combined probe BSR107 It calculates displays and stores if a survey with storage is performed the derived parameter UVA Density It expresses the emission of ultraviolet radiation UV A with respect to the lighting level of the lighting sources in the rooms where objects are present which may deteriorate due to photochemical reactions 5 3 BABUC E DR CALCULATION From Version 5 06 of the program BABUC when connected to the following probes Air speed and turbolence BSV105 Temperature Calculates visualizes and memorizes if a survey with storage is performed the risk index from air currents UNI EN Iso 7730 September 1997 CALCULATION OF DISSATISFIED DUE TO RADIANT
5. arameter TDRY Dry temperature Unit of the parameter C Activity of the statistical calculation 6 Press F2 to stop the statistical calculation When a read out is non representative the user should press F2 in order to avoid non representative values into the data memory for statistical calculation 7 Press F1 to reset the statistical calculation 8 Press pg NV to display other channels 9 Press ESC and go to SHUTDOWN in the mask n 1 1 and press IMMIS to switch off the instrument 9 BABUC E
6. do not have developped a certain natural resistance to the UV radiation for already tanned skins these times can be doubled o 5 BABUC E The skin types can be so summarized Skintype Gets tanned Burns Hair__ Eyes Pt never always blue IL sometimes sometimes blondes blue green IIl always seldom brown IV always never black Level ofsuggested exposition referred to people with sikn type and Il 3 5 1 light 30 60 minutes 3 high 20 mminutes lt 15 minutes 4 Technical characteristics 3 12 bit SW clock to be reset at each switch LCD 20 char X 4 lines 1 sec 21 key numerical 1 internal 9V alkaline batteries External power socket 9 Vdc 30 mA without powered probes 8 hours of continuous duty without powered probes 0 50 C opt 20 50 C Anodized aluminum casing 215 x 110 x 30 mm 550 g Resolution and accuracy of the inputs See data bulletin entitled MULTILOGGER ANALYSER BABUC S 6 BABUC E 5 How to switch on the instrument Connect the probe to its inputs Press the ON key After a brief countdown the following message will appear on the screen showing the number of the resident program the serial number of the instrument and the program language If IMMIS is pressed the main menu will be shown If the operator does not press IMMIS the instrument will be automatically switch
7. ed off after one minute as a safeguard against inadvertent activation 6 How to switch off the instrument 1 1 Return to the main menu to switch off the instrument Shift the cursor to SHUTDOWN and press IMMIS WARNING Wait 10 seconds before switching the instrument on again 7 Set day time It is used for giving a day time to the max and min values Connect the probe to its inputs Press the ON key After a brief countdown the following menu will appear on the screen Go to UTILITY and press IMMIS 1 2 1 3 Type current date and time and press IMMIS to come back to thye 1 2 mask Press ESC to come back to the mask 1 1 Tl 7 BABUC E 8 ANALYTICAL DESCRIPTION Set pipe dimensions and room volume When anemometric probes are connected to BABUC E it shows and stores if survey with storage the followings quantities Volumetric air delivery mc sec Mass air delivery Kg sec ATTENTION only if a temperature probes is still connected Air replacement number N h Air Changes User should insert the pipe dimensions and form in which he is going to measure air delivery and the room volume in which he is going to measure the number of air replacement A temperature probe is needed if mass air delivery should be calculate BABUC use the probe nearest to the anemometer input The pipe form and room volume is inserted and stored into the SYSTEM gt STANDARD QUANTITIES
8. er INPUTS BABUCIE has three input channels two for analogue sensors and one for a pulse generating sensor Pulse sensors in the BABUC line are fan anemometers BSV201 BSV207 and tachometric sensors BSV301 All other analogue sensors can be connected to the remaining two channels Model BSV101 hot wire anemometer cannot be used with BABUC E This instrument is able to accept sensors which although not produced by LSI are present in its library of codes Each present code foresees the electric signal output from the sensor the range and description of the measurement unit of the described parameter SELECTION OF MEASUREMENT FOR THE STATISTICS CALCULATION It is possible to block the access to the database of the instantaneous values that the operator does not retain acceptable for the calculation of the statistical values In other words the operator will be able to continuously display the instantaneous values and when they are no longer representative he will be able to stop the calculation of the average the minimum the maximum etc by means of the F2 key In addition it is possible to verify how many instantaneous values have been acquired for that particular calculation DISPLAYS during the surveys the operator can display data in two formats short form showing the list of values of the latest acquisition for all parameters statistical form showing for each parameter the latest acquisition value with the variation
9. he air temperature and rhe relative humidity In sultry weather conditions indeed the sweat produced by the organism to lower the body temperature cannot evaporate in the sorrounding environment because already saturated In these conditions and without the cooling contribution of the sweat the body temperature tends to higher with the possibility of heat strokes in case certain extreme values are overloaded So an heat index has been created to underline the temperature felt by the body instead of the real one For example with a temperature of only 29 C and a humidity level of 70 the human body feels 34 C It is possible to note how at any temperature with 90 of humidity the risks for an organism are very high and go from a heavy fatigue with breath difficulties to a possible heat stroke or sunstroke In case of low humidity instead the sensation felt by the organism can also be lower than the real temperature For example with a humidty level of only 10 38 C will be perceived as only 36 C The heat index can be calculated with the following formula Heat index 42 379 2 04901523xTf 10 14333127xRH 0 22475541 Tf RH 0 00683783 Tf 2 0 05481717 RH 2 0 00122874 Tf 2 RH 0 00085282 Tf RH 2 0 00000199 Tf 2 RH Fahrenheit degrees Tf Air temperature in Fahrenheit degrees RH relative humidity Formula from Celsius to Fahrenheit degrees and viceversa Ta 5 9 Tf 32 Tf 9 5 Ta 32 With the heat
10. option For a fast use it is possible to enter those information s into the VISUALIZATION option also Temop roa Grav t y At hm Pre A I t it ude Latitude LongitudeE Rooms volume gt P ipes diMensioons Press IMMIS Pipes d imEns c m CIRCOLAR d 00 0 RECTANGULAR O x 0 PIPE FACTOR 1 0 0 0 Type the request information s and then press IMMIS In case of mistake when press IMMIS the screen do not return to list of standard quantities During the survey if the pipe geometry is not been inserted or equal to zero BABUC does not show the air delivery or number of air replacement In case of absence of air temperature probe BABUC shows an error message corresponding to the mass air delivery 8 BABUC E 9 Use of BABUC E 1 Insert probe s in the inputs 2 Switch on the instrument 2 Press two time IMMIS the following mask will appears 1 1 4 Select SYNTETIC and press IMMIS example with psychrometric probe BSU102 1 4 1 T DR Y 2 7 3 3 C 1 TWET 2 0 91 C 1 U REL 5 5 3 Re 1 T P R 1 7 8 0 C The list of the instantaneous values is display 5 Press ESC to turn back to the 1 1 mask Go to STATISTICAL and press IMMIS to display the statistical information 1 5 R 6 6 8 7 0 0 amet OLX De OONIN OD ON jw Mo 7 I s M i M a Me Ds D i On the first line it displays Number of the channel 1 Description of the p
11. ting the geometry and dimensions of the unions pipes and rooms BABUC will calculate the volumetric m3 sec and mass air delivery Kg sec The pipe factor can be set from 0 1 to 1 ASHRAE Handbook Number of air changes After setting the volume of a room BABUC calculates the number of air changes N h WBGT Calculation From version 3 9 of the program when BABUC is connected to the following probes Globothermometric probe and Natural ventilation wet bulb probe Dry temperature probe It calculates displays and stores if a survey with storage is performed the WBGT thermal stress index ISO7243 in the WGBT indoor and WBGT outdoor versions If BABUC is connected to the following probes Globothermometric probe and Natural ventilation wet bulb probe It calculates displays and stores if a survey with storage is performed the WBGT thermal stress index ISO7243 only in the WGBT indoor version CALCULATION HEAT AND HEAT STRESS INDEX When the instrument is connected to the following probes Relative humidity RH BSU400 BSU401 BSU431 Air temperature Ta C esso calcola visualizza e memorizza durante un rilievo con memorizzazione le grandezze derivate it calculates displays and stores during a survey with storage the derived quantities Heat Index C Heat stress index o Ell 4 BABUC E The heat sensation is mainly due to a series of factors among which t
12. unctions Auto recognition of connected sensors Display of instantaneous and statistical values Measurement selection for the statistic calculation 3 General characteristics ACCEPTED PARAMETERS Sensors for various parameters and based on different physical systems can be connected simultaneously to BABUC E the instrument will recognize types of connected sensors and initialize its circuitry and the type of processing adopted The last pages of the bulletin entitled MULTILOGGER ANALYSER BABUC contain a list of sensors manufactured by LSI that can be connected to BABUC E The sensors measure the following parameters Temperature Relative humidity Thermal flow Radiation Light intensity Differential barometric pressure Air speed Gas concentration Noise levels 10 pH 11 Rpm 12 Level OANDABRWDND S 2 BABUC E PROGRAMMABLLITY various settings are possible a Input of current date time so that the instrument can associate minimum and maximum values with the exact time of measurement b Input of standard values for parameters that are not acquired but that serve for computations gravity ambient temperature height above sea level and barometric pressure and are helpful when making measurements with Pitot tubes for calculating pH and other parameters that cannot be calculated without reference values c Beeper activate mute d Calibration factor for radiomet
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