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RVD-904
portable moisture content meter



- Measurement:
- Moisture content:
measurement of all wood types moisture content in range 6% to 100% at the
temperature in range -10°C up to 80°C (temperature compensation)
- Moisture content in construction materials:
OPTIONAL - When a special probe is delivered, RVD-904 can measure moisture
content in construction materials (concrete, mortar, gypsum, etc...)
- Air temperature/humidity:
OPTIONAL - If the probe DSVT-03 is delivered,
RVD-904 can measure temperature in range 5°C up to 85°C and relative air
humidity in range 5 %RH up to 100 %RH
- Device is delivered in a rigid plastic case with following content:
- RVD-904 device
- Hammer action electrode
- Connection cable
- Probe for air temperature measurement
- DSVT-03 probe for air temperature/humidity measurement (OPTION)
- Pair of probes for moisture content measurement in construction
materials (OPTION)
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Universal portable (hand held) moisture
content meter RVD-904 is made for on-field wood, timber or pallets MC measurement of all
wood types. It can be used as universal device for MC measurement because it can
also measure: - moisture content of saw dust when connected to VP-01
device
(optional) - moisture
content of construction materials (concrete, gypsum,
mortar, etc...) with special probes for concrete (optional) as well as
- air temperature and relative humidity inside the chamber when a probe
DSVT-03 is delivered (optional).
Main characteristic of RVD-904 is its portability, since it is battery
operated and is intended for usage in the drying chambers and on the field.
Device is equipped with built-in indication that alert the user when the battery
is low.
Device is very easy to operate with.
It has large LC display which shows all relevant data and flat keyboard for easy
access to all functions and settings. For moisture content measurement of any
wood type it is necessary to enter appropriate type of wood (one of 4 basic
types according to data given in User's manual) with temperature compensation in
range -10°C to 80°C. This compensation represent the temperature of wooden
sample at the moment of MC measurement. Temperature compensation is not used for
MC measurement of construction materials.
ADDITIONAL PROBES (option which is separatelly ordered): |
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Probes for veneer MC measurement are contact
probes which do not damage sample during measurement. Complete
probes are made of stainless steel (INOX) and they are easily
inserted into holes on te side of RVD-904. Good contact and
measurement is provided by use of special conductivity
materials. |

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VP-01 device for sawdust moisture content
measurement is sold separatelly. It is specially modified
aluminium cylinder with RVD-904 mounting bracket. Sawdust in the
cylinder is compressed during measurement, and RVD-904 is used to
perform MC reading. Protection feature is implemented to protect
device from exceeded pressure and damage. |

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Concrete and other building materials moisture content probes
are used without contact mass. it is enough to drill 2 holes
in the concrete and place probes connected to RVD-904 in them.
After measurement parameters are adjusted, measurement can be
performed.
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Air temperature and relative humidity is performed
when probe DSVT-03
is attached to RVD-904. |
NOTE: Since there are several configuration and delivery options,
customer must specify which configuration wants upon ordering (with or without
the special probes for air temperature / humidity measurement and probes for
construction materials).
Handheld MC meter RVD-904 characteristics are given in
following tables:
Technical Data
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Power supply
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Battery 9 Vdc; 90mVA max
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Display
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Single, 3 1/2-digit LCD, 13mm
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Measurement resolution
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0.1%
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Operating conditions
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T: -10 ÷ 50°C; RH: 0 ÷ 100%
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Storage
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T: -40 ÷ 85°C; RH: 5 ÷ 90%
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Dimensions (WxHxD)(mm)
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80 x 160 x 40 (mm)
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Weight
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230g
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Supported probes
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Wood MC measurement
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Electrodes for wood MC, 56mm, Ø2.5mm
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Veneer MC measueremt
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Contact electrodes for veneer measurement
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Sawdust MC measurement
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VP-01 for sawdust pressing and sampling
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Concrete MC measurement
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Electrodes for concrete MC, Ø8 x 60 (mm)
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Air temperature and relative humidity measurement
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Probe DSVT-03
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