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Страница 2: ... and available to all who need to know the current moisture condition of concrete slabs Rapid RH significantly improves your project team s ability to instantly test and or monitor the drying progress of a concrete slab without adding substantial cost to the project The Rapid RH enables you to take fast accurate periodic readings that fully comply with industry standards The Rapid RH Smart Sensors...
Страница 3: ...ying from one side or 20 depth for a slab drying from two sides For proper Rapid RH 4 0 EX installation be sure to position the drill perpendicular 90 to the surface being tested TIP If you do not have a depth gauge for your drill mark or tape off your drill bit to the correct depth setting Vacuum around and periodically in the hole as you drill to better see your progress and use the depth ruler ...
Страница 4: ...nd the hole Next insert the wire bristle brush into the hole Turn the brush several times to loosen pulverized concrete from the walls of the hole Vacuum again Repeat this step twice to ensure no loose concrete particles remain in the hole Step 2 Clean the Hole The vacuum attachment may require an adapter depending on vacuum model ...
Страница 5: ...ckage the Smart sensor is 1 6 or 40 of a 4 slab ASTM F2170 11 Section 10 2 states Slab drying from top only Example slab on ground with vapor retarder below or slab on metal deck 40 depth Slab drying from top and bottom Example elevated structural slab not in metal deck 20 depth Each Smart Sensor pack includes ten 10 short 0 4 extensions that can be inserted into the Smart Sensor barrel to enable ...
Страница 6: ...on the bottom of the hole The smooth sleeve section of the Smart Sensor may slightly separate from the bottom finned section of the Smart Sensor leaving part of the sleeve exposed above the concrete surface At this point for 1 6 depth holes 40 of 4 insert a protective cap into the top of the sleeve and push and or tap down to the concrete surface If testing in thicker slabs insert the proper numbe...
Страница 7: ... value when the cursor is next to the F or C symbol Once the Easy Reader is removed from the Smart Sensor the readings from that Smart Sensor will continue to display for approximately 5 minutes or until the Easy Reader is reinserted into another Smart Sensor After removal wait at least 5 seconds before inserting the Easy Reader into another Smart Sensor Replace the Easy Reader s plastic end caps ...
Страница 8: ...ons Each Smart Sensor is serialized on the outside of the Smart Sensor Extra copies of the report form and an ASTM F2170 checklist can be downloaded at www RapidRH com You can also visit www rhspec com to visit links to various finished flooring manufactures installation guides and their RH thresholds For any additional questions related to what RH levels are appropriate please contact the manufac...
Страница 9: ...the stainless steel metal disk over the Smart Sensor and skim coat the hole with a cementitious patching compound compatible with the flooring manufacturer s installation instructions Step 5 Encapsulate Smart Sensor Place metal disk over Smart Sensor before encapsulating Apply cementitious patching compound ...
Страница 10: ...ce batteries immediately To replace the batteries open up the battery cover by removing the one battery cover screw with a jeweler s Phillips screwdriver DO NOT OPEN UP THE FULL BODY OF THE EASY READER AT ANY TIME Trouble Shooting The Rapid RH 4 0 EX is intended for interior use only It is imperative that the interior application area be protected from weather elements such as rain and snow to pre...
Страница 11: ...ts per testing standards increases the chance that the test results will more accurately indicate the condition of the concrete around the test location On all slabs new and old it is recommended to do test sampling prior to complete testing according to the ASTM F2170 standard s requirement in regards to the number of test sites It is good practice to initially only setup a portion of the test lo...
Страница 12: ...rs and moisture testing go to www cement org to order the book Concrete Floors and Moisture by Howard Kanare The drying rate of standard Portland cement based concrete slabs has been studied extensively For slabs drying from one side a very general rule of thumb as a drying rate is approximately 30 days of drying time for each inch thickness of the slab for the relative humidity level to reach som...
Страница 13: ... results The method of use of this instrument and the interpretation of the readings are beyond the control of the manufacturer Wagner Meters cannot accept responsibility for any loss consequential or otherwise resulting from the use of the Rapid RH 4 0 EX and its accessories The Rapid RH 4 0 EX Smart Sensor should be used before the specified expiration date included in the certificate of calibra...
Страница 14: ...EX is registered under U S Patent 7231815 8047056 Additional Patents Pending Wagner Electronic Products Inc 2012 All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of the publisher The information in this document is s...
