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Summary of Contents for BRONKHORST FLOW-CONTROL Series
- Page 1 Instruction Manual FLOW-CONTROL series Doc. no.: 9.17.115B Date: 03-04-2018 ATTENTION Please read this Instruction Manual carefully before installing and operating the instrument. Not following the guidelines could result in personal injury and/or damage to the equipment.
- Page 2 Subject to technical and optical changes as well as printing errors. The information contained in this document is subject to change at any time without prior notification. Bronkhorst High Tech B.V. reserves the right to modify or improve its products and modify the contents without being obliged to inform any particular persons or organizations. The device specifications and the contents of the package may deviate from what is stated in this document.
- Page 3 Bronkhorst® Warranty Bronkhorst® products are warranted against defects in material and workmanship for a period of three years from the date of shipment, provided they are used in accordance with the ordering specifications and not subject to abuse or physical damage.
- Page 4 Bronkhorst® Instruction Manual FLOW-CONTROL series 9.17.115B...
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Page 5: Table Of Contents
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Page 6: Introduction
Responsibility for the use of the equipment with regard to suitability, intended use, cleaning and corrosion resistance of the used materials against the processed media lies solely with the end user. Bronkhorst High-Tech B.V.cannot be held liable for any damage resulting from improper use or use for other than the intended purpose. -
Page 7: Product Description
The equilibrium between the spring force and the pressure on the membrane keeps the flow through the needle valve constant, even if the inlet pressure changes. Opening the needle valve decreases the pressure drop, forcing the pressure compensation valve to open further, thus creating a new equilibrium. 9.17.115B Instruction Manual FLOW-CONTROL series... -
Page 8: Wetted Materials
For other media, the maximum flow capacity can be calculated with the following formula: · Øvn is the volume flow under normal conditions (0 °C, 1.013 bar) · ñn is the density at normal conditions Instruction Manual FLOW-CONTROL series 9.17.115B... -
Page 9: Other Documents
This document contains all necessary information for basic operation and maintenance. A material certificate will be provided on request. A dimensional drawing can be downloaded from www.massflow-online.com/service_support/downloads/ (Dimensional drawing MASS-VIEW FC-00x - document no. 7.05.924). 9.17.115B Instruction Manual FLOW-CONTROL series... -
Page 10: Installation
Bronkhorst® instruments are pressure tested; the tested pressure and the maximum process pressure are stated on the instrument label. If the instrument label is missing, or if the maximum process pressure and/or tested pressure are insufficient, the instrument must not be used and should be returned to the factory. -
Page 11: Operation
When closing the valve, do not tighten the control knob with excessive force.This might damage the sealing surface of the needle valve, which seriously reduces performance. The needle might even get jammed in the valve seat, blocking the flow permanently. 9.17.115B Instruction Manual FLOW-CONTROL series... -
Page 12: Maintenance
The FLOW-CONTROL is sealed after final adjustment at the factory. Do not open the instrument or loosen the screws. Breaking the serial number seal will not only invalidate the test pressure, but will also void the warranty. Instruction Manual FLOW-CONTROL series 9.17.115B... -
Page 13: Troubleshooting And Service
Turning the control knob only loosens it. Service For information about repairable parts and service, please visit the 'Service and support' section of www.massflow- online.com. 9.17.115B Instruction Manual FLOW-CONTROL series... -
Page 14: Removal And Return Instructions
The 'Declaration on decontamination' form is part of the RMA request. Important: Clearly note, on top of the package, the customs clearance number of Mass Flow ONLINE B.V., namely: NL818553625B01 (only if applicable, otherwise contact your distributor for local arrangements.) Instruction Manual FLOW-CONTROL series 9.17.115B...
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