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05/16/1996 08:43 415-286-•1069 VIRONEX PAGE 04 <br /> ' I ! I l + <br /> o gra <br /> Niffs <br /> e <br /> fe� Pe�►�r <br /> i Prokrw Knd <br /> 8� Out sampler <br /> : <br /> � i'+;• Drivr Head <br /> 1 + _. <br /> s. ti , <br /> • 4a-inclr(7041 mm1 ExposelEf' <br /> Screen Lellio _ <br /> ' • Can be used to 34111inple flso*g ` <br /> layers (LNMU) and sinking' _ <br /> layers (ONAPEs) Sampler Sheath <br /> • Assembled sampler contaim only — <br /> three pub <br /> in 54+alrcl <br /> t = Ps K111 sn <br /> • Sampler is completely sealed <br /> during A SEALED SCREEN <br /> The Screen is completely <br /> sealed inside the Sampler _ cable <br /> Sample?Sdtletl8 W*-060 in — Prive rive Pt)irrt <br /> Sheath while the Sampler is <br /> staiin a*stieel or FV-C driven to depth. <br /> . , •,•x11 - � <br /> dear <br /> •�,- . . <br /> ' <br /> !1. <br /> Sir" 1.0 In. A OR1vrNG <br /> �l1011g#1 sampler W: �, Screen The SCREEN POINT 15 remains <br /> meet . TM D 529§-9� _ waded while beim driven from <br /> . s the surface. The sampler sueen <br /> V N Wremen,is �` t.5 iremains enclosed in the sampler <br /> 1 <br /> Td nA.0. body until it is deployed at the <br /> The SCREtN POINT 15 Is a hidden, i I ;� (max.) desired samprmg depth. <br /> ' screen-typ:e, groundwater saaVIing <br /> device. 'the sampler Is driverx,to the <br /> desired depth in the formatio.ni then Screen <br /> ' exposed topb0in a Srwndvvater ltple - 'r Bcxe{ruin.) <br /> Tlhe SCBE&VOINT 15 derigr4ifflects TOOL SIZE DIAGRAM <br /> Geoprobeos)tteme years of ex erm Scale: 1:1 <br /> in deslgnh*gPWndwater saimpG This <br /> tool offer: ;nu6iber. o{ 14,10tant <br /> advantago to eld.usem <br /> SCREEN SIZE --r • MATERIAL CHOICES . <br /> The large screen diameter on the SCREEN POINT 15 allows the Field users can choose from either wire-wound, stoinlew steel <br /> user to deploy either f,;eopr*W Mini-Sailers or tubing with screens, or slotted PVC screens. Wire-wound, stainless steel <br /> bottom check valves into the bore of the screen for sampling screens provide large,open areas for maximum recharge rates. <br /> both dissolved compounds and non-aqueow phase liquids Due to its inert nature,stainless steel is the material of choice for <br /> (NAPLA The screen length is 41 inches(1041 mm)allowing for many extvironmental sampling protocols. Slotted PVC scmenF <br /> fast recharge from the formation. are luw cost and are acceptable for many sampling protocols. ✓ <br /> _. ._ <br />