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English Rev.1.0 04/2021 IMPORTANT NOTE: For the most up-to-date version of this manual, please visit www.h2fl ow.net/product-literature ACUFLOW™ FLOW METER Operating Manual European version (English) www.h2fl oweurope.com � Tel: (+34) 609 31 52 82...
Flow RESOURCES SERVICE REPAIR KIT Thank you for purchasing the AcuFlow fl ow meter by Service repair kits are available for all models: H2fl ow Controls. If you would like to fi nd additional AF-SK for all DN40 and DN50/65 models, comprising: product resources, including tech tip sheets, brochures, •...
MODELS & SPECIFICATIONS AcuFlow™ comprises several models; it is important that you check that the model you are about to install is the correct one for your application. Pipe Pipe Diameter (DN) Body Type Schedule Flow Range Model Scale (m3/h) AF-DN40 ●...
NOTE (3): AcuFlow models are designed for the specific pipe Schedule stated at the bottom of the flow scale label. While it is important to comply with the specific Schedule of pipe, the accuracy stated within this manual can be maintained if a short length (3-6 inches / 75-150mm), of the correct pipe type, is installed either side of the AcuFlow.
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Pipe Configurations other than those used by NSF for Testing Piping configurations that are more demanding than those used by NSF for testing AcuFlow, e.g., installing an AF-DN80 right next to another fitting such as an elbow, will result in a lower accuracy level than stated above. It is impossible to determine the exact impact that each scenario will have, but like all flow meters installed in larger pipe sizes, turbulence becomes an issue.
Tightening Lid Screws When removing and re-installing the AcuFlow™ lid assembly, it is important to adhere to the following procedure: Make sure that the o-ring on the underside of the lid is undamaged, lubricated with silicone (such as Boss 820) and is in-place without twists.
HEAD LOSS DATA Head Loss (DN50 / DN65): Head Loss (DN40): Head Loss (Bar) - DN40 Head Loss (Bar) - DN50 0.14 0.16 0.14 0.12 0.12 0.10 0.10 0.08 0.08 0.06 0.06 0.04 0.04 0.02 0.02 0.00 0.00 Flow Rate m3/h Flow Rate m3/h Head Loss (DN80): Head Loss (DN100):...
DIMENSIONS Models: AF-DN40 Refence Dimension 165.1 mm 149.23 mm Schedule 40 - DN40 34.93 mm 117.6 mm 92.25 mm WEIGHT 0.544 kg Models: AF-DN50/65 Reference Dimension 165.1 mm 149.23 mm Schedule 40 - DN50 (Slip) / DN65 (with coupling) 34.93 mm 117.6 mm 92.25 mm WEIGHT...
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Models: AF-DN80 Reference Dimension 203.2 mm 241.3 mm Schedule 80 - DN80 47.63 mm 114.3 mm 107.96 mm WEIGHT 1.36 kg Models: AF-DN100 Reference Dimension 241.3 mm 247.65 mm Schedule 80 - DN100 57.15 mm 133.26 mm 127.0 mm WEIGHT 2.27 kg www.h2fl...
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Models: AF-DN150 Reference Dimension Schedule 80 - 168.86 mm (DN150) 152.65 mm 318.45 mm 107.51 mm 191.32 mm WEIGHT 2.27 kg Models: AF-DN200 Reference Dimension Schedule 80 - 220 mm (DN200) 216 mm 368 mm 133.11 mm 245 mm WEIGHT 4.08 kg www.h2fl...
AF-DN150 914mm (x6) 0” (x0) AF-DN200 1625mm (x8) 0” (x0) MAINTENANCE Although AcuFlow™ is designed to be maintenance-free, periodic checks should be made to the following: Condition Check for Remedy Leak around lid seal O-Ring Failure Replace O-Ring Leak from lid...
H2fl ow Controls Inc staff to repair or service the product; c) damage has been caused by the improper use of the product, including but not limited to, the installation of a AcuFlow unit using a chlorination system as described in this manual.
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