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EC Declaration of Conformity

in accordance with the EC Directive on Electromagnetic Compatibility

89/336/EEC in version 93/31/EEC

We hereby declare that the handheld moisture meter

GANN

HYDROMETTE HB 30

corresponds to the aforementioned directive both with respect to its conception and type

of construction and the design as marketed by us.

This declaration becomes void if the moisture meters are modified without our approval.

Applied harmonized standards in particular:
EN 55011/03.91

- DIN VDE 0875-11/07.92

DIN EN 50082-1/03.93

Applied national technical standards and specifications:
IEC 1000-4-2/1995

- IEC 1000-4-4/01.95

IEC 801-3/1984

- IEC 65A/77B

Содержание HYDROMETTE HB 30

Страница 1: ...GANN HYDROMETTE HB 30 Operating Instructions ...

Страница 2: ...nstructions for structural moisture measurement 18 Use of measuring electrodes for structural moisture measurement 19 24 Equilibrium moisture general information 25 26 Comparison graph Air humidity wood moisture content structural moisture 27 Equilibrium moisture values 28 29 Conversion graphs for structural moisture measurement 30 36 Use of active electrodes MB 35 B 50 and B 60 37 43 Instructions...

Страница 3: ...2 ...

Страница 4: ...and IR 40 3 LCD Readout for all measurements 4 Selector Switch position 2 and 3 for automatic correction of readings according to the species of wood to be measured see separate table of wood species position B for measurement of set building materials according to the resistance measuring method position M for measurements using the active electrodes B 50 B 60 MB 35 and IR 40 position Batt for ba...

Страница 5: ...tural Moisture 2 position M 0 199 digits non destructive measurement with active electrode B 50 or B 60 0 3 8 5 of dry weight non destructive measurement with active electrode B 50 and B 60 by conversion table 0 3 6 5 CM non destructive measurement with active electrode B 50 and B 60 by conversion table 2 8 of dry weight with active electrode MB 35 non destructive surface measure ment of concrete ...

Страница 6: ...the bat tery compartment can be lifted by means of a coin inserted into the slot It is recommendable to replace or recharge the battery once the reading of the battery check is between 8 0 and 7 5 digits Power Source The meter is fitted as standard with a 9 V dry battery IEC 6 F 22 or IEC 6 LF 22 It is recommended to use alkali mangan batteries A rechargeable nickel cadmium battery can be fitted o...

Страница 7: ...ly 10 to 60 C not condensing Operation 0 to 50 C short term 10 to 60 C not condensing The meter including accessory must not be stored or used in aggressive air or air contami nated by solvents The instructions for use of the meter and of the electrodes should be carefully observed to avoid measuring errors which may occur when trying to simplify the measuring procedure ...

Страница 8: ...lify the measuring procedure Make sure in any case prior to drilling holes for measuring probes or before driving electrode pins into walls ceilings or floors that this happens away from power lines water pipings or other supply pipes Using the moisture meter under unfavourable environment conditions should be avoided as this could result in damages to the sensitive electronic circuitry of the met...

Страница 9: ...n made fibre to build up a static charge The results can markedly improved if the operator stands perfectly still and avoids moving the meter and the measuring cable while taking the reading Frozen wood with moisture content in excess of 20 cannot be measured The information and tables on admissible or usual moisture conditions as well as the general terms and definitions contained in the instruct...

Страница 10: ...asurement using measuring electrodes M 18 M 20 and M 20 OF 15 Set selector switch 4 to position 2 or 3 stated in the table of wood species for the species to be tested Only species classified in group 2 and 3 can accurately be measured Connect measuring electrode to the meter socket 1 by means of the measuring cable MK 8 Drive in stick in or press the electrode onto the wood to be measured Press m...

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Страница 12: ...n calibrated for taking readings with electrode pins driven into the test sample across the grain As the electrical resistance is greater across the grain than parallel to the grain too high a reading will be obtained if the electrode pins of GANN meters are applied parallel to the grain The effect can be neglected at readings below 10 m c whereas around 20 m c the meter will read about 2 m c high...

Страница 13: ...g the electrode the pins can be loosened by slight sideways rocking movements across the grain For determining the average moisture content the pins have to be driven to a depth of approx 1 4 to 1 3 of wood thickness When the M 20 electrode is supplied with the meter as initial equipment 10 spare pins 16 and 23 mm long are included in the delivery They are suitable for testing wood up to 30 mm and...

Страница 14: ...e flexible plastic pads are damaged new ones can be ordered Ref No 4316 and stuck on using a commercially available instant adhesive on cyanate basis Ram in Electrode M 18 The two needles of the ram in electrode have to be driven to the required measuring depth across the grain using the sliding hammer For determining the average moisture content the same measuring depth as described with electrod...

Страница 15: ...The test standard Ref No 6070 permits to check the meter as well as the connection cable and the measuring electrodes M 18 and M 20 both in respect to proper function and accurate readings To do so connect the cable to the meter and insert the two plugs of the cable into the bush ings of the test standard If the measuring electrode is to be included in the check connect electrode to the cable and ...

Страница 16: ...lywood have a lower electrical resistance than the wood This will affect the accuracy of electrical resistance moisture me ters when the electrode pins get in touch with a glue line The meter will then show too high a moisture content To find out whether a conductive glue has been used in manufacturing the plywood to be tested drive the electrode pins to a depth of no more than half the thickness ...

Страница 17: ...e meter The results can be markedly improved if the operator stands perfectly still and avoids moving the meter and the measuring cable while taking the reading Especially at the outlet of veneer dryers very high static charges have to be expected There fore moisture measurements of dried veneer should be made only after the static charge has been sufficiently reduced what can be sped up by employ...

Страница 18: ...ollowing table shows some moisture equilibrium values which wood adopts at the various conditions specified Wood Moisture Equilibrium Air Temperature in C 10 15 20 25 30 Air relative humidity Wood Moisture Content 20 4 7 4 7 4 6 4 4 4 3 30 6 3 6 2 6 1 6 0 5 9 40 7 9 7 8 7 7 7 5 7 5 50 9 4 9 3 9 2 9 0 9 0 60 11 1 11 0 10 8 10 6 10 5 70 13 3 13 2 13 0 12 8 12 6 ...

Страница 19: ...measuring ca ble MK 8 and press or stick electrode pins into the material to be measured Press measuring key 5 and read off result displayed by the LCD readout 3 in digits Convert reading into per cent of moisture by means of scale graphs listed at the end of this section Connection of the Electrodes Different electrodes can be used with the meter depending on the material to be tested The electro...

Страница 20: ...flooring are to be measured with the stick in electrodes M 6 or M 21 100 using contact paste For penetration measurements up to a depth of 250 mm on concrete or masonry the special electrodes M 21 250 are available Special measurement caps type M 20 OF 15 are available for surface measurements e g on concrete etc They can be used only in conjunction with the electrode M 20 Drive in Electrode M 20 ...

Страница 21: ... to greater depths the stick in electrodes M 6 should be used which are supplied with pins 40 mm and 60 mm long Surface Measurement Caps M 20 OF 15 For surface measurements on smooth materials the two hexagonal union nuts of the drive in electrode have to be unscrewed and replaced by the surface measurement caps To perform the measurement the two contact surfaces should be firmly pressed onto the ...

Страница 22: ...ts in depths up to 30 mm 50 mm or 70 mm respectively Where hard building materials are involved and no contact paste is used a considerable measuring error must be expected the values indicated will be too low Brush Electrodes M 25 The two brush electrodes made of stainless steel are specially designed for depth measure ments on hard and soft building materials without using additionally contact p...

Страница 23: ...at least 10 minutes before introducing the electrodes or con tact paste Insert the tube point 30 mm vertically into the contact paste in order to fill it with paste Clean the outside of the electrode tube right to the point and insert into blind hole Prepare the second hole in the same way Connect measuring cable to the electrode rod and insert the latter into the electrode tube Press the contact ...

Страница 24: ...olled into a thin strand and pressed into the hole with the reverse end of the drill It is possible to keep the contact paste mouldable by adding normal tap water The quantity contained in a box is generally sufficient for approx 50 measurements Flat Electrode M 6 Bi 200 300 These two electrodes are exclusively designed for measurement of insulating material through the edge joint of the cement fl...

Страница 25: ...le through the cement flooring up to the insulating layer The electrode pins should be spaced if pos sible no more than 10 cm maximum 15 cm The electrode pins can be used with the handles of the M 6 electrodes Ref No 3700 and with the M 20 electrode Ref No 3300 Test Standard for Structural Moisture Measuring Section The optionally available test standard Ref No 6071 permits the user to check prope...

Страница 26: ...m moisture value relates to an ambient temperature of 20 C and an ambient air humidity of 65 R H These values are frequently also termed air dry They must not however be confused with the values at which the material can be processed or worked Before laying a floor the diffusion capacity of the covering and future ambient conditions in the room must be taken into consideration When laying PVC floo...

Страница 27: ...o its mean equilibrium moisture under the changing ambient conditions which the material is constantly exposed to Air humidity values for Central Europe lie in the range of approx 45 to 65 R H in summer and approx 30 to 45 in winter A lot of damage occurs in winter particularly in centrally heated rooms as a result of these great swings It is not possible to define universally valid values It alwa...

Страница 28: ...27 ...

Страница 29: ... Values in Per Cent of Dry Weight Building Materials at 20 C and 50 R H approx at 20 C and 65 R H approx at 20 C and 90 R H approx Cement flooring compressed laid relatively dry 1 5 1 7 1 8 3 1 Cement flooring not compressed ...

Страница 30: ...Stone wood flooring acc to DIN 11 0 13 5 14 5 16 7 Aerated concrete Hebel 8 5 11 0 12 0 18 0 Elastizell flooring 1 6 1 8 2 2 2 8 Anhydrite flooring 0 5 0 6 0 7 0 9 Concrete 200 kg cement cbm sand 1 4 1 6 1 7 3 0 Concrete 350 kg cement cbm sand 1 6 1 8 2 0 3 4 Concrete 500 kg cement cbm sand 1 8 2 0 2 2 3 8 Equilibrium moisture values The moisture ranges shown in the graphs have the following meani...

Страница 31: ...ating phase Caution Floor covering or glues imperviousto moisture should not yet been processed Black section moist Performing any work should be avoided It should be noticed that a state of complete moisture equilibrium is usually achieved only after 1 3 years Vapour barriers and long term ambient humidity are decisive factors ...

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Страница 39: ...quipment with the surface measuring caps M 20 OF 15 with elastic contact pads of conductive plastic material The pads are glued on their support which in turn are screwed on the electrode handle Make sure that the measuring caps are properly screwed down Exchange the elastic measuring pads in case of wear or damage Fix the new pads on the support plate by means of a commercially available instant ...

Страница 40: ...ndard for Active Electrode MB 35 The optionally available test standard Ref No 6073 permits the user to check the meter and the active electrode MB 35 To do so connect the electrode to the meter and press its plastic pads onto the metal disks of the test standard Then set selector switch 4 to position M and press measuring key 5 The reading should be 5 1 digits A deviation of 0 3 digits is allowed...

Страница 41: ...ture content of the material being measured The measuring range extends from 0 to 199 digits i e the displayed values are relative val ues They indicate the distinction between dry and moist building material The higher the measured value the higher the moisture content of the material being measured Drawing conclusions about the actual moisture content in per cent of dry weight or in CM values is...

Страница 42: ...onjunction with the also incorporated acoustic signal generator judgement of the tested building material without direct sight on the LCD readout Whenever the reading exceeds the preset limit value a whistle signal sounds In the range between 30 and 70 digits the signal tolerance is 2 digits and in the range be tween 80 and 140 digits 3 digits ...

Страница 43: ...lative Air Humidity 30 50 70 80 90 95 100 Display in Digits very dry normal dry semi dry moist very moist wet up to 600 10 20 20 40 40 60 60 90 90 110 more than 100 600 1200 20 30 30 50 50 70 70 100 100 120 more than 120 1200 1800 20 40 40 60 60 80 80 100 110 130 more than 130 above 1800 30 50 50 70 70 90 90 120 120 140 more than 140 ...

Страница 44: ... 2 5 2 9 2 9 3 3 3 3 Concrete B 15 B 25 B 35 ditto of dry weight CM 1 3 0 3 1 9 0 8 2 5 1 3 3 2 1 7 3 8 2 2 4 4 2 7 5 0 3 2 5 6 3 7 6 2 4 2 Cement mortar ditto of dry weight CM 1 8 0 6 2 7 1 5 3 5 2 3 4 6 3 1 6 0 4 0 7 0 4 8 7 8 5 6 Lime mortar ditto of dry weight CM 0 6 0 6 2 0 2 0 3 3 3 3 4 5 4 5 Lime cement plaster mixture ditto of dry weight CM 2 2 1 5 3 6 2 7 5 0 4 0 6 4 5 2 7 8 6 4 9 2 7 6 1...

Страница 45: ...depends in the main on the respective density of the building material and the surface moisture The table values are based on the usual thickness of the cement flooring or plaster The references and tables concerning permissible or customary moisture condi tions in practice being contained in these Operating Instructions and the general defini tions have been taken from the specialist literature N...

Страница 46: ...st temperature probe to the desired measuring spot and press measuring key 5 Read off result in C Technical Specifications Measuring range 20 C to 199 9 C Resolution 0 1 C Emission factor 95 permanently set Dimensions Length 185 mm x 36 mm x 33 mm Coiled cable 320 1200 mm long Admissible ambient conditions Storage 5 C to 40 C 80 R H maximum not condensing ...

Страница 47: ...of the surface temperature having regard to the degree of emission The infra red measurement head receives the emitted thermal radiation in a contactless manner and con verts it into a voltage signal This signal is converted in the display device into the measure ment unit Degrees Centigrade Advantages over contact measurement Very quick response and measurement time No removal of heat from the me...

Страница 48: ...ivity The damping of the display was in tentionally omitted During the measurement the measuring sensor should be held only at its lower end cable insert For accurate readings the sensor tip must have adopted the ambient temperature With measurements of more than 5 seconds duration in the immediate vicinity of hot or cold parts waste gas pipe radiant heater or refrigera tion equipment the measurem...

Страница 49: ...measure objects in the immediate vicinity of strongly heat emitting or cold emitting equip ment interrupt heat cold radiation expose the high quality measurement device to the influence of strong heat or cold sources transport in the baggage compartment expose the measurement device to high atmospheric humidity condensing stretch the connecting cable or excessively twist the spiral cable carry out...

Страница 50: ...ce shiny oxidised or rusty an exact measurement is not possible It is therefore recom mended to use special paper stickers with a factor of 95 for metals or metallically shiny surfaces and objects with variable emission factors A correction of the temperature reading by the emission factor requires knowledge of the am bient temperature and a temperature equilibration of the sensor with the ambient...

Страница 51: ...laster 90 to 95 Cement 90 to 95 Plastic materials 90 Ceramics 90 to 95 Roofing fabric 95 Clay 95 Sand 90 Concrete 95 Textiles 95 Earth 95 Wallpaper 95 Glass 90 to 95 Water 93 Gypsum 85 to 90 Wood 90 to 95 Limestone 95 non metallic ...

Страница 52: ...51 ...

Страница 53: ...ng chipboard fibreboard and set construction materials plaster mortar etc with measuring pins 16 mm long Ref No 4610 penetration depth 10 mm 23 mm long Ref No 4620 penetration depth 17 mm Surface Measuring Caps M 20 OF 15 Ref No 4315 for moisture measurements on surfaces e g veneer con crete without damaging the material only in conjunction with electrode M 20 ...

Страница 54: ...ong Ref No 4660 penetration depth 54 mm or optionally with pins with insulated shank 45 mm long Ref No 4550 penetration depth 25 mm 60 mm long Ref No 4500 penetration depth 40 mm Stick in Electrode pins M 20 HW 200 300 uninsulated pins for testing chips wood wool veneer piles only in conjunction with electrode M 20 with pins 200 mm long Ref No 4350 300 mm long Ref No 4355 ...

Страница 55: ...ents of hard and soft building materials without contact paste measuring depth up to 100 mm Stick in Electrodes M 6 Ref No 3700 for testing hard building materials using contact paste and pre drilled holes with pins 23 mm long Ref No 4620 40 mm long Ref No 4640 60 mm long Ref No 4660 ...

Страница 56: ...n with the handles of the electrodes M 6 size 10 x 0 8 x 200 mm Ref No 3702 size 10 x 0 8 x 300 mm Ref No 3703 Stick in Electrodes M 6 150 250 especially thin and uninsulated pins for testing building and insulating materials through the joint or cross joint of tiles Size 150 x 3 mm Ø Ref No 3706 Size 250 x 2 mm Ø Ref No 3707 for use with M 6 and M 20 electrodes ...

Страница 57: ...400 to ensure good contact between electrode pins and tested building materials For moisture measurements in hard building materials cement flooring concrete etc with electrodes M 6 and M 21 Live electrode MB 35 Ref No 3770 with integrated measuring circuit designed for surface measure ment of concrete in particular prior to coating or gluing Measuring range 2 to 8 m c of dry weight according to o...

Страница 58: ...e distribution in walls ceilings and floors It works according to a special measuring procedure and generates a concentrated high frequency field with substantial penetration depth Measuring range 0 to 199 digits classification by table 0 3 to 8 5 of dry weight conver sion by table according to material tested 0 3 to 6 5 CM conversion by table according to material tested ...

Страница 59: ...work according to a special measuring procedure and generates a concentrated high frequency field with substantial penetration depth With built in limit value selector and acoustic signal generator Setting range 20 to 140 digit Measuring ranges 0 to 199 digits classification by table 0 3 to 8 5 of dry weight con version by table according to material tested 0 3 to 6 5 CM conversion by table accord...

Страница 60: ...100 mm sensor length 185 mm x 36 x 33 mm coiled cable 320 1200 mm An ideal sensor for detection of heat bridges determination of the dew point temperature measurement of live moving or vi brating components as well as measurement of components with low heat capacity e g wood glass insulating materials etc Matt black stickers IR 30 E 95 Ref No 5833 Measurement spot 30 mm ø emissivity 95 e g for mea...

Страница 61: ...easuring instrument and the standard and optional accessory Measuring Cable MK 8 Ref No 6210 for connection of the electrodes M 6 M 18 M 20 M 20 HW and M 21 Rechargeable Battery with Charging Unit Ref No 5100 for use instead of 9 V dry battery supplied as standard ...

Страница 62: ... no 6070 for checking the wood moisture measuring section of the measuring instrument Test Standard Ref No 6071 for checking the measuring section for building materials Test Standard Ref No 6073 for checking the active electrode MB 35 ...

Страница 63: ...the original warranty period When lodging a warranty claim return the meter complete with all accessories postage paid to GANN or to the supplier together with a description of the fault noticed Proof of purchase is required This warranty does not cover batteries cables and electrode pins GANN assumes no respon sibility for damage or faulty performance caused by misuse or careless handling or stor...

Страница 64: ...aforementioned directive both with respect to its conception and type of construction and the design as marketed by us This declaration becomes void if the moisture meters are modified without our approval Applied harmonized standards in particular EN 55011 03 91 DIN VDE 0875 11 07 92 DIN EN 50082 1 03 93 Applied national technical standards and specifications IEC 1000 4 2 1995 IEC 1000 4 4 01 95 ...

Страница 65: ...64 GANN Mess u Regeltechnik GmbH Stuttgart Germany ...

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