HYDROMETTE BL COMPACT Operating Instructions
Contents
1. distributed in any way without the written permission of Gann Mess u Regeltechnik GmbH Subject to technical and documentary change All rights reserved This document was compiled with the necessary care Gann Mess u Regeltechnik GmbH accepts no liability whatsoever for errors or omissions GANN Mess u Regeltechnik GmbH Gerlingen 13 Oct 2009 0 2 WEEE Directive 2002 96 EC Electrics and Electronics Act The packaging battery and instrument must be disposed of in a recycling centre in accordance with legal regulations The instrument was manufactured after 01 10 2009 Hydromette BL Compact S Introduction 0 3 Safety Instructions This measuring instrument conforms to the 2004 108 EG EN61010 standard and fulfils the requirements of applicable European and national directives Appropriate declarations and documentation are located with the manufacturer The user must read these operating instructions in order to guarantee problem free instrument operation and operational safety The measuring instrument may only be operated under the specified climatic conditions These conditions can be found in Section 3 1 Specifications In addition this measuring instrument may only be operated under the conditions and for the purpose it was designed for The operational safety and functionality are no longer guaranteed if the instrument is modified or converted Gann Mess u Regeltechnik GmbH assumes no liability for any ensuing2. s during that time v Press measure key Press measure key briefly 16 Hydromette BL Compact Basic Functions Graphic Quick Guide Mess u Regeltechnik GmbH Software Version Measured value Main Menu GO A o I l 1 5 I I ro ey aide deleted 1s selection up or down for men m Release measure key AV up or Ww u VA Press up or down key Hydromette BL Compact 17 Basic Functions p NN 2 3 4 Minimum Value The smallest measured moisture value of a series is displayed together with the display icon Min Type icon and ID Figure 2 5 Minimum value To delete a minimum value the displayed value must be selected by briefly pressing the M key measure key The value and the 96 sign are now flashing and the value can be deleted by pressing the M key onger Once the value has been deleted only the 96 sign flashes By briefly pressing the M key once again the deletion is confirmed and the 96 sign disappears The instrument returns to the ready mode A new measurement can then be carried out using the M key 18 Hydromette BL Compact Basic Functions 2 4 Additional Functions 2 4 1 Automatic Shut down If no key is pressed for approx 30 seconds the instrument switches off automatically The current data are retained and are displayed again after switching on 2 4 2 Battery M
3. E 20 3 1 Technical Specifications 20 3 2 Intolerable Ambient Conditions 20 3 3 Measuring RANGE es u u cem ris rien gende 21 Hydromette BL Compact 4 Noleson USG SET 21 4 1 General Notes a 21 4 2 Notes on Measuring Wood Moisture 22 4 2 1 IH OGLDG IIOrIt yun a ua ka 22 4 2 2 Static E Girigilyu u u u E RS 23 4 2 3 Wood Moisture Equilibrium 23 4 2 4 Fungal Growth Ranges 24 4 2 5 Moisture Ranges for Coatings 24 4 2 6 Swelling and Shrinking of Wood 24 4 3 Notes on Building Moisture Measurements 25 4 3 1 AOC TION s pa RS 25 4 3 2 Equilibrium Moisture Balance Moisture 26 4 3 3 Material not Covered by the Type Tables 26 5 hi2 ce este 27 Od TYPE FADE vacat eod t t ae he Pei s SSS 27 5 2 Wood Types Table 28 5 3 Comparison Graph of Humidity Material Moisture Content up Rl Lu EEE CAM LUAM C uie dcc DE 29 Hydromette BL Compact Introduction 0 1 Publication Declaration This publication replaces all previous versions It may not be reproduced or electronically processed duplicated or
4. Version 1 62 eng Operating Instructions HYDROMETTE BL COMPACT GANN MESS U REGELTECHNIK GMBH 70839 GERLINGEN SCHILLERSTRASSE 63 INTERNET http www gann de Verkauf National TELEFON 07156 4907 0 TELEFAX 07156 4907 40 EMAIL verkauf gann de Verkauf International TELEFON 49 7156 4907 0 TELEFAX 49 7156 4907 48 EMAIL sales gann de Hydromette BL Compact Contents 0 1 Publication Declaration 5 0 2 WEEE Directive 2002 96 EC Electrics and Electronics en 0 3 Safety Instructions 6 1 INTOdUCTION sau eot ou een 8 LE HSS CUOMO RM TEES ERES 8 1 2 Instrument Design and Key Assignments 9 1 97 DIS DIA ICONS ae 10 2 Basic FUNCNONS nesa 11 2 1 Switching the Instrument On 11 2 2 Display in Measuring Mode 12 2 3 Selllngs Mensen u A nds 12 2 3 1 Measuring Menu main menu 13 2 3 2 Material Settings 14 2 3 3 Maximum Value 15 2 3 4 Minimum Value 18 24 Additional Functions 19 2 4 1 Automatic Shut down 19 2 4 2 Battery MONIONNG u uu Z uU 19 2 4 3 Electrode Replacement 19 3 SBeclficatlolis eu u pu EN
5. ct 13 Basic Functions D NN 2 3 2 Material Settings The specified material ID is displayed with the icon for wood moisture or material moisture r Material icon and ID Figure 2 3 Material selection Press the M key measure key briefly to change the type The type ID flashes and can be set using the Up and Down keys Press the M key again briefly to save the change The type table can be found in the Annex 14 Hydromette BL Compact 2 3 3 Maximum Value Figure 2 4 Maximum value Basic Functions The largest measured moisture value of a series is displayed together with the display icon Max Type icon and ID To delete a maximum value the displayed value must be selected by briefly pressing the M key measure key The value and the 96 sign are now flashing and the value can be deleted by pressing the M key onger Once the value has been deleted only the 96 sign flashes By briefly pressing the M key once again the deletion is confirmed and the 96 sign disappears The instrument returns to the ready mode A new measurement can then be carried out using the M key Hydromette BL Compact Basic Functions Graphic Quick Guide Main Menu Gav Material Settings Gr AV Deletion of Maximum Value AV Deletion of Minimum Value On Off key Device shuts down Press measure key longer than after 30 seconds if no key is pressed lt 2 seconds gt 2
6. damage All risks are assumed solely by the user e The instrument may not be stored or operated in aggressive atmospheres or atmospheres containing solvents e Static electricity At low humidities static electricity charges with high voltages may build up favoured by external influences friction during material transport high environmental isolation value which may not only lead to strong fluctuations in the measured data or negative values but also to the destruction of electrical components in the instrument Even the instrument operator may inadvertently contribute to the build up of a static charge by the clothing worn A considerable improvement can be achieved by the operator and the measuring instrument being absolutely still during measuring as well as by earthing contact with conducting metal water or heating pipes etc e Frozen wood cannot be measured 6 Hydromette BL Compact Introduction e The notes and tables on allowable or common moisture conditions in practice and general definitions given in these instructions were taken from the technical literature The manufacturer therefore cannot accept any liability for correctness The conclusions drawn from the measurement results depend on each user s individual requirements and practical professional empiricism e Because the measuring instrument adheres to the stricter emitted interference EMC Class B it may be operated in residential and commercial en
7. dity and 25 C Additional data and tables can be found on the internet 4 2 4 Fungal Growth Ranges Dry rot 18 22 C 20 2896 wood moisture Cellar fungus 22 26 C gt 5596 wood moisture White fungus 25 28 C 40 50 wood moisture Bracket fungi fungus 35 4596 wood moisture Scaly lentinus 40 60 wood moisture Blue stain gt 25 wood moisture 4 2 5 Moisture Ranges for Coatings The range of applications of modern paints varnishes glazes etc is so large that no general rules can be given Recommendation Ask the respective coating manufacturer for information before use 4 2 06 Swelling and Shrinking of Wood Wood shrinks when it gives off moisture to the surrounding air below the fibre saturation range In contrast wood swells when it absorbs moisture from the surrounding air below the fibre saturation range This is a very complex process If you are interested in this topic we recommended searching for suitable information sources on the internet 24 Hydromette BL Compact Notes on Use 4 3 Notes on Building Moisture Measurements 4 3 1 Introduction The Hydromette BL Compact works by the well known principle of electrical resistance or conductivity measurement This method is based on the fact that electrical resistance is closely related to the respective material moisture content The conductivity of oven dried material is very low and the resistance so great that practically no current can flow The m
8. ng materials are displayed and relatively well recognisable However conversions between percentages by weight or volume are not possible 5 Annex 5 1 Type Table 1 Wood type 1 16 Mixed plaster 2 Wood type 2 17 Gypsum plaster 3 Wood type 3 15 Lime mortar 4 Wood type 4 21 Styrofoam 5 Natural cork 22 Wood fibre insulating panels Hydromette BL Compact 21 Annex 5 2 Wood Types Table Wood type Obeche Dibetou Maple Balsa Birch Pear tree Bubinga Beech white red Douglas fir Yew Oak Oak red white Alder Ash Spruce Pine Chestnut Spanish Horse Cherry Larch Limba 28 CJ C G G G G G G N G GO G N N G G CQ Ff D Wood type Lime Mahogany true Makore Meranti Walnut Okoume Gabon Palisander Poplar Ramin Rubberwood Sapelli Sitka spruce Sipo Fir Tchitola Teak Elm Weymouth pine Zebrano Stone pine Q CQ G N Q T G G N G N N G G G W N Hydromette BL Compact Annex 5 3 Comparison Graph of Humidity Material Moisture Content eJnijsiouJ WOO peyeey enueo 91N SIOU UJOOJ EWJON eue ainjsiow episino yoene snbun4 Jasejd winsdAy g 0 0 1 T T T T 4 JeISeld pax y Gb de c gl mann POOMIJOS 0 Sc OG 8L 91 rL cl OL 8 9 juejuoo eJnjsiou POOM 001 06 08 OZ 09 0G OV OE OG OL 0 ypiunu anjejey 29 Hydromette BL Compact Annex Notes on graph in Section 5 3 The zones shown in the graph indicate Ambien
9. on with the respective diffusion characteristics of the materials used Please observe the recommendations made by the respective paint or covering manufacturer The long term ambient climate must also be taken into consideration for the assessment of wall surfaces The lime mortar plaster in an old vaulted cellar can easily have a moisture content of 2 6 percent by weight a gypsum plaster in a centrally heated room should be classified as too moist on the other hand at 1 0 percent by weight moisture content We recommend an internet search for acquiring more detailed information 4 3 8 Material not Covered by the Type Tables Diverse building materials such as bricks sand lime bricks etc cannot be measured with the usual accuracy due to their varying mineral additives or firing duration However this does not mean that comparative measurements in the same building material and on the same object are not meaningful For example different levels of displayed values may help to localise the extent of a moisture field water damage or drying out progress be identified by comparative measurements on dry internal and wet external walls Insulating materials such as rock wool glass wool synthetic foams etc cannot be measured exactly in a dry condition due to their 26 Hydromette BL Compact Annex high insulation capabilities Measured values are generally simulated by continuous values internal static Moist to wet insulati
10. onitoring If the battery icon 7 appears in the display the battery is empty and must be replaced A list of suitable battery types can be found in the Specifications section 2 4 3 Electrode Replacement The knurled screws must be loosened to replace the electrodes The pins can then be easily replaced Care must be taken that the knurled screws are always sufficiently tightened to prevent measuring errors and the area between the pins is kept clean Hydromette BL Compact 19 Specifications p GANN 3 Specifications 3 1 Technical Specifications Display 3 line display Display resolution 0 1 Reaction time lt 2s Storage conditions 5to 40 C 10 to 60 C short term Operating conditions 0 to 50 C 10 to 60 C short term Power supply 9 V battery Usable types Type 6LR61 or Type 6F22 Dimensions 200 x 50 x 30 Lx B x H mm Weight approx 1 0 g 3 2 Intolerable Ambient Conditions Condensation continuously high humidity 8596 and wet e Continuous dust exposure and flammable gases vapours or solvents e Continuously high ambient temperatures gt 40 C e Continuously low ambient temperatures 5 C 20 Hydromette BL Compact Notes on Use 3 3 Measuring Range Wood moisture 6 to 2596 depending on type 4 stage wood type correction Building moisture 0 4 to 6 096 wt depending on material Building materials Lime mortar gypsum plaster mixed plasters Insulating materials St
11. ore water present the more conductive is the material and the lower the electrical resistance In order to achieve high quality measurement results the material should be measured at several points The electrode pins must be pressed well home Both electrode pins should generally only be pressed into the same piece of material It is not possible to measure material that is frozen or has a wet surface When originally delivered the instrument includes 10 x 20 mm long electrode pins They are suitable for measuring to depths of up to 15 mm maximum Care must be taken that the knurled screws are always sufficiently tightened to prevent measuring errors and the area between the pins is kept clean Caution We do not recommend pressing the electrode pins into hard building materials screed concrete etc as this may produce considerable measurement differences a value that is too low dry is displayed The electrode tip contact to the material is problematic here Hydromette BL Compact 25 Notes on Use 4 3 2 Equilibrium Moisture Balance Moisture The equilibrium values generally given in practice are relative to an average mid European climate of 20 C and 659 rel humidity These data are often also known as balance moisture or as air dry However they should not be confused with values representing material processing or machining ability Floor wall coverings and coating must be considered and evaluated in conjuncti
12. t climate 95 rh 70 90 100 Material condiotion Pale zone dry Equilibrium moisture Hatched zone equilibrium zone Caution Non diffusing coverings or adhesives should not be used Please ask the respective manufacturer Dark zone moist Machining or processing at very high risk 30 Hydromette BL Compact
13. ting materials or normal gypsum and mixed plasters 8 Hydromette BL Compact Introduction 1 2 Instrument Design and Key Assignments Measuring pins Display Up key On Off key Measue key Down key Hydromette BL Compact 9 Introduction 1 3 Display Icons x Lei dh 0 Measured value on hold Ready to measure Hold ems gt nie or Aaitionat icons icons Min Max t minmax display minmax display tt m Temperature in C r 14 I Building materials icon Building materials icon Icon rue C Wood types icon Wood types icon icon LII mE um L 10 Hydromette BL Compact Basic Functions p GANN gt ff 2 Basic Functions 2 1 Switching the Instrument On The instrument is switched on by pressing the On Mo Last measured value in Hold icon Last measured instrument temperature in C Type icon and ID Figure 2 1 Main menu A new measurement can be started in this menu by pressing measuring key M Also see Section 2 2 Measuring mode Hydromette BL Compact 11 Basic Functions 2 2 Display in Measuring Mode Displayed measured value in 96 Hold icon signals measurement readiness Ambient temperature in C Type icon and ID Figure 2 2 Measuring mode A measuring process is started by pressing the M key 2 3 Settings Menus By repeatedly pressing the Up and Down keys the following men
14. to prevent measuring errors and the area between the tip slots is kept clean It is not possible to measure frozen wood 4 2 2 Static Electricity At low humidities static electricity charges with high voltages may build up favoured by external influences friction during material transport high ambient isolation value which may not only lead to strong fluctuations in the measured data or negative values but also to the destruction of electronic components in the instrument Even the instrument operator may inadvertently contribute to the build up of a static charge by the clothing worn A considerable improvement can be achieved by the operator and the measuring instrument being kept absolutely still during measuring as well as by earthing contact with conducting metal water or heating pipes etc 4 2 3 Wood Moisture Equilibrium If wood is stored for extended periods in a given climate it assumes a moisture content corresponding to this climate which is also termed equilibrium moisture or wood moisture equilibrium When the equilibrium moisture is reached the wood does not give off or absorb any further moisture for constant ambient climatic conditions The wood moisture equilibrium in the winter months is approx 6 096 to 7 596 wood moisture corresponds to 30 4096 rel humidity Hydromette BL Compact 23 Notes on Use and 20 25 C and in the summer months approx 10 596 to 13 096 corresponds to 60 70 rel humi
15. us can be selected in sequence sequence using the Down key the menus are accessed in the opposite direction using the Up key 12 Hydromette BL Compact Basic Functions 1 Measuring menu main menu The measuring process can be performed from here Type selection The material type can be selected here Maximum value The largest measured value is displayed 4 Minimum value The smallest measured value is displayed 2 39 1 Measuring Menu main menu The last measured value is shown together with the comment Hold The instrument temperature and the current type are also shown on the display A new measurement can be started in this menu by pressing the M key The Hold icon disappears from the display during the measurement and the sign flashes If the measured value remains stable the sign stays on and the measured value is stored after releasing the M key The Hold icon is displayed again If the new measured value is greater or smaller than the previous maximum or minimum Max or Min flash on the display The M key is pressed briefly to store the new value as the new minimum or maximum A new measurement can be started without altering the previous minimum or maximum by pressing M longer if the value is not to be stored If a measurement is outside of the measuring range lt 6 gt 25 a flashing value which is additionally marked by LO or HI warns of this Hydromette BL Compa
16. vironments e The measuring instrument and any accessories used may only be used for the purpose intended as described in these instructions The instrument and accessories should be kept away from children e Do not measure wood or other materials on conductive surfaces Gann Mess u Regeltechnik GmbH accepts no liability for damage caused by non compliance with the operating instructions or by violation of a duty to care during transport storage and handling of the instrument when operating even if this duty to care is not specifically discussed in the operating instructions Hydromette BL Compact 7 Introduction A CAUTION There is a danger of injury from the measuring pins if the measuring instrument is carried without the protective cover or other protective packaging There is also a danger of injury due to careless handling of the measuring pins during the measuring procedure Before pressing the electrode pins into walls or ceilings ensure that no electrical cables water pipes or other utilities are present using suitable means 1 Introduction 1 1 Description The Hydromette BL Compact is an electronic moisture meter for various types of wood and soft building and insulating materials with a 3 line LCD display The measuring pins are pressed into the respective medium and allow recording of the moisture content of sawn timber chipboard veneers and wood fibre materials up to a maximum of 25 mm thick as well as insula
17. yrofoam wood fibre insulation panels 4 Notes on Use 4 1 General Notes Wood moisture measurement using the Hydromette BL Compact is by means of resistance measurement This allows direct display of moisture content in percent by weight The display range is between 6 and 25 with a 4 stage wood type correction Measurement of building and material moisture is also be means of resistance measurement The display range is between 0 4 and 6 0 weight depending on the respective material Hydromette BL Compact 21 Notes on Use 4 2 Notes on Measuring Wood Moisture 4 2 4 Introduction The Hydromette BL Compact works by the well known principle of electrical resistance or conductivity measurement This method is based on the fact that electrical resistance is closely related to the respective wood moisture content The conductivity of oven dried wood is very low and the resistance so great that practically no current can flow The more water present the more conductive is the wood and the lower the electrical resistance Figure 4 1 Measuring perpendicular to the grain 22 Hydromette BL Compact Notes on Use In order to achieve high quality measurement results the selected wood samples should be measured at several points The electrode pins must be pressed into the wood across the grain to at least 1 4 of the total wood thickness but 1 3 maximum Care must be taken that the knurled screws are always sufficiently tightened
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