User Manual
Contents
1. DWARF100 In the cover there is a place for tripod feet 15mm polyurethane insulation N Demounting handle for easy tt transpot Steel and aluminum corners and reinforcements Similar to VM700 delivery case DWARF100 S E NYA mu Air Samplers for Radiation Detection DELIVERY CASING ARF100 a Open the delivery case b Lift off three feet from lid c Lift off the tripod centre part y N a Install all three feet to tripod centre part b Put the tripod in standing position SENYA 3 Air Samplers for Radiation Detection DWARF100 Now you should have something that looks like this Mains cord is 5 meters Connect it to earthed socket sx 230V 50Hz SE NYA FI mu Air Samplers for Radiation Detection DWARF100 PORTABLE AIR SAMPLER DWARF 100 INTRODUCTION PURPOSE WHERE WHO BUT NOT AIR FLOW DATA POWER OFF LIFE TIME OF WHAT HOW COOLING POWER DWARF 100 is meant for collection of airborne radioactive particles on different kind of filters for more specific measurements DWARF 100 can be used both indoors and outdoors DWARF 100 is meant for research institutes and inspecting authorities DWARF 100 must NOT be used in direct HEAVY rain without a shelter or roof but it can be used in light rain with2. ible that you get some of contaminating particles inside the sampler You can use almost any kind of filters on DWARF 100 but highest air flow can be achieved with low pressure drop filters like Petrianov Filter size is 230 x 295mm After every 800 1000 hours of use the pump should be changed This is most conviniently done at SENYA Oy No other kind of service is needed during the use of DWARF 100 S E N YA so Air Samplers for Radiation Detection DWARF100 Lift locking spring up to release filter frame k Carefully push filter into two pins Close filter frame while holding locking spring up 1 Open the filter frame 2 Place filter in place notice two hang pins 3 Close filter frame S ENYA 1 Air Samplers for Radiation Detection O FUSE START O O A Pascal RESET B m3 h RUN A B m3 ji B O DEP PUSHP STOP 1 Set START switch to START position This RESETS the panel meter and starts new measuring The actual calculation starts when the 50Pa value is exceeded 2 Now you can start your sampler by turning to RUN DWARF100 Turbine exha st S E NYA FI 3 Air Samplers for Radiation Detection DWARF100 Extra rain covers S ENYA F n Air Samplers for Radiation Detection
3. out problems Air flow of 140m3 h can be achieved with low pressure drop filters like Petrianov Displayed values pressure difference air flow total volume and time During power outage the collectected values are stored and when recovery the calculation continues from stored values so no data lost DWARF 100 is not meant for continuous use it is meant for short term sampling for some hours It is so because the pumps carbon brushes have a lifetime of 800 1000 hours You can run DWARF 100 continuously all these 800 1000 hours if needed After this a new pump should be installed All aluminum parts are anodized after fabrication All electrical parts except the pump are situated in highest part of the sampler DWARF 100 is meant to be used on a heavy duty tripod that is included with the delivery It is however important to remember NOT TO INSTALL this tripod on slippery surface like indoor linoleum floor DWARF 100 has doubleair circulation theair that is coming through the sampling filter is blown out from the exhaust ventilators The cooling air for pump is taken from a separate intake This arrangement certifies the fact that motor is getting cooling air although the filter would get filled DWARF100 standard 230V 50Hz 1 2kW 110V 60Hz IMPORTANT FILTERS SERVICE Because cooling air to pump motor is not filtered it is important to remember that If you use DWARF 100 in very contaminated areas it is poss
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