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Moisture Measurement System

Instruction Manual

Protimeter MMS, Protimeter MMS Plus

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Summary of Contents for BLD5800

Page 1: ...Moisture Measurement System Instruction Manual Protimeter MMS Protimeter MMS Plus ...

Page 2: ...ing Auxiliary Moisture Probes in Measure Mode 5 2 2 2 Detecting hygroscopic salts 6 3 Hygrometer Mode 6 4 Condensator Mode 7 5 Setup Mode 8 6 Hold and Logging Mode 9 7 Diagnostic Procedure Guidelines 10 8 Calibration Checking 12 9 Care and Maintenance 12 10 Technical Specification 13 Appendix 1 Guidance notes for measuring in floors 14 Appendix 2 MMS Plus BLD5800 LH Additional functions 16 ...

Page 3: ...ion of the property can be obtained 1 0 Product Familiarisation The Protimeter MMS kit comprises a carry case containing the MMS instrument and a range of standard accessories as detailed in table 1 Description Part Number Protimeter MMS MMS Plus BLD5800 BLD5800LH Comprising Protimeter MMS instrument POL5800 POL5800LH Hygrostick hygrometer probe POL4750 Hygrostick extension lead BLD5802 Moisture p...

Page 4: ...and for connection to a PC when using the optional MMS logging software The Hygrostick probe measures relative humidity rh and ambient air temperature TAIR in rooms or materials It can be connected directly to the MMS instrument or by means of the Hygrostick extension lead The surface temperature sensor is used TS when investigating condensation situations The moisture probe is used to obtain perc...

Page 5: ...less the default setup is changed see section 5 Alternatively switch off by pressing and holding for 3 seconds or more Once has been depressed for 3 seconds all text information blocks appear on the display these disappear when is released and the unit switches off 1 2 Optional Accessories A range of optional accessories may be used with the Protimeter MMS and MMS Plus These include Hammer Electro...

Page 6: ...ading edge of the sensor bulge against the surface as illustrated at an angle ranging from 20 50O Relative readings ranging from 0 1000 are given on the LCD together with a progress bar that indicates if the material is in a DRY AT RISK or WET condition As reliable readings will only be obtained if the leading edge of the sensor bulge is in direct contact with the surface the Search mode is not su...

Page 7: ...ised in table 2 2 MC wood only or WME value Instrument display in MOISTURE Measure Mode 8 denotes out of range inactive progress bar 8 but 17 MC or WME value DRY active progress bar 17 but 20 MC or WME value AT RISK active progress bar 20 but 28 MC or WME value WET active progress bar 28 to 100 Relative value only active progress bar Table 2 2 2 2 1 Using Auxiliary Moisture Probes in Measure Mode ...

Page 8: ...irectly into EC1 or indirectly by means of the Hygrostick extension lead Turn the MMS on by pressing Select the hygrometer mode by pressing successively until the word HYGROMETER is visible in the top left corner of the LCD Then press to select relative humidity rh ambient temperature TAIR or dew point temperature TDEW as required Temperature values can be displayed in O C or O F see section 5 for...

Page 9: ...in O C or O F see section 5 for setup TDIFF is a useful function when investigating condensation as it tells the user how many degrees a surface is above or below the prevailing dew point temperature When a surface is more than 3 O C above dew point TDIFF is displayed with the message NO CONDENSATION When the surface temperature is 3 O C or less above dew point TDIFF is displayed with the message ...

Page 10: ... the LCD together with the code S1 in the centre of the display Within three seconds press successively to scroll through the setup codes as detailed in table 5 Press to set the selected setup option Example 1 deactivate back light and change temperature readings from O C to O F Enter Setup mode by pressing button momentarily when display shows Scroll to S 4 by pressing Press button to select the ...

Page 11: ...ode Display Information stored by pressing button MOISTURE meter yr mm dd hr min relative value example 00 01 07 09 30 530 MOISTURE meter yr mm dd hr min WME value example 00 01 07 09 30 12 5 HYGROMETER rh yr mm dd hr min rh TAIR Hygrostick serial no example 00 01 07 09 30 52 5 21 2 123456 HYGROMETER TAIR yr mm dd hr min TAIR Hygrostick serial no example 00 01 07 09 30 21 2 123456 HYGROMETER TDEW ...

Page 12: ...ther conductive materials Air dry is the moisture content that is normal and safe from moisture related deterioration or decay in buildings When the Protimeter MMS moisture meter modes are selected measured values are identified as DRY AT RISK or WET Dew point is the temperature at which a given quantity of air becomes saturated 100 RH and forms dew or condensation If a surface is colder than dew ...

Page 13: ...materials Ambient RH and temperature values should also be taken to assess the moisture condition of the room as a whole Dwellings and working environments generally have an RH of between 40 to 60 so there may be cause to investigate environments that register RH values outside this range Item 3 Two hygroscopic salts chlorides and nitrates may build up on the surface of walls where rising dampness...

Page 14: ...onic equipment that will provide many years of reliable service if the following points are observed i When not in use keep the MMS instrument in its pouch together with its accessories Store the kit in a stable dust free environment and out of direct sunlight ii Remove the batteries from the instrument if it is to be stored for periods of more than four weeks or when the low battery power symbol ...

Page 15: ...le nominal depth of measurement 15mm tolerance 10 relative scale Moisture Meter Measure mode 8 29 WME 30 100 relative scale in saturated material Hygrostick probe Measurement range 30 100 rh 10 to 50 O C Tolerance 30 40 rh 2 5 rh 20 O C 40 98 rh 2 rh 20 O C 10 to 50 O C 0 3 O C Surface temperature sensor 10 to 50 O C 0 3 O C By pressing while switching on using the following information is display...

Page 16: ...ion 3 of MMS Instruction Manual In Hygrometer Mode the MMS can be used to measure the equilibrium relative humidity ERH value of solid floor slabs In essence this procedure measures the relative humidity rh of a pocket of air that is deemed to be in moisture equilibrium with the material under investigation Slabs that have an ERH value of 75 or lower are considered to be in a safe air dry conditio...

Page 17: ...ted As each Humidity Sleeve has its own sealing cap it is not necessary to plug or cover the drilled holes Having placed the Humidity Sleeves in the floor slab ideally 24 hours before ERH measurements are to be taken remove the cap and follow the procedure as given above from 2 1 ii 2 3 Surface ERH Test Procedure using Surface Humidity Box If it is impractical or undesirable to take sub surface ER...

Page 18: ...tedly in Hygrometer mode the following measurements are displayed in succession rh relative humidity TAIR air temperature in either O C or O F TDEW dewpoint in either O C or O F g Lb Specific Humidity expressed as grains lb when the MMS is set up to measure temperature in O F or AbS Mixing ratio expressed as g kg when the MMS is set up to measure temperature in O C The Mixing Ratio AbS or Specific...

Page 19: ...y environments exceeds 40 rh When the LHR probe is connected in environments that exceed 40 rh the MMS instrument diplays o r denoting out of range The LHR probe must not be plugged into the socket on the top of the MMS instrument Be aware that this could damage the instrument BLD5812 Low Humidity Range Probe Specifications Nominal measurement range 0 40 rh Uncertainty 2 0 rh 20 O C 0 40 O C Uncer...

Page 20: ...land Tel 44 0 1628 472722 Fax 44 0 1628 474312 E mail protimeter ge com Web Site www protimeter com GE Protimeter North America Tel 1 800 321 4878 GE Protimeter GmbH Tel 49 0 2129 37530 GE Protimeter Nordic Tel 46 0 8718 3245 Protimeter plc INS5800 Jan 04 ...

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