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Honeywell Process Solutions 4905 Style Conductivity Cells Installation and Maintenance Manual 70-82-25-18 Revision 6.
ii 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 Copyright, Notices, and Trademarks Printed in U.S.A. – © Copyright 2007 by Honeywell Inc.
12/07 4905 Series Conductivity Cells – Installation and Maintenance iii About This Document Abstract This document is intended to support the installation, operation and m aintenance of the 4905 Series of Conductivity Cells. Revision Notes The following list provides notes concerning all revisions of this document.
iv 4905 Series Conductivity Cells – Installation and Maintenance 12/07 Contents 1. INTRO DUCTION ................................................................................................... 1 1.1 Overview .....................................
12/07 4905 Series Conductivity Cells – Installation and Maintenance v Figures Figure 1-1 4905 Type Conductivity Cell Mounted in a 1-1/4” Schedule 80 Tee Using an Adapter Bushing __________________.
vi 4905 Series Conductivity Cells – Installation and Maintenance 12/07.
Introduction 12/07 4905 Series Conductivity Cells – Installation and Maintenance 1 1. Introduction 1.1 Overview These cells form the sensing network for industrial an alyzers and transm itters de signed to make continuous measurem ents of electrolyti c conductivity.
Introduction 2 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 The cell constant is selected according to the range of the measuring instrum ent used and the solution measured.
Specifications 12/07 4905 Series Conductivity Cells – Installation and Maintenance 3 2. Specifications 2.1 Specifications for 04905 Series Parameter Description Cell Constant 04905 Series: 0.
Specifications 4 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 2.2 Specifications for 276127 Flow Chamber Parameter Description Maximum Flow 2 gpm @ 40psig and atmospheric discharge Maximum Pressure 200 psig @ 25°C Maximum Temperature 140°C (284°F) at atmospheric pressure Dimensions 1-1/2” (3.
Installation 12/07 4905 Series Conductivity Cells – Installation and Maintenance 5 3. Installation 3.1 Overview The conductivity cell is secured permanentl y to the 1” N.
Installation 6 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 3.4 Flow-Type Mounting The cross-channel or guard-tube hole in the cell m ust always be covered by t he solution and the solution level must be 1-1/2 inches above these holes.
Installation 12/07 4905 Series Conductivity Cells – Installation and Maintenance 7 3.6 Insertion-Type Mounting The cell can be inserted into a 1” N.P.T. threaded op ening, but it is imperative that the tan k or chamber be full under all process conditions.
Installation 8 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 001 0.1 1 10 50 X" Ap pr ox. 5. 4" 5. 4" 5. 4" 5. 8" 6. 9 mm 138 138 138 146 175 0. 940" ( 24mm) Di a 1. 5" (38 mm ) Octagon 1" NPT 1.
Installation 12/07 4905 Series Conductivity Cells – Installation and Maintenance 9 Figure 3-5 Mounting Dimensions for 04905 Series w ith Quick Disconnect Option CABLE CONNECTOR WILL PASS THRU A 0.625(15,9) MIN. DIA PIPE OR CONDUIT OPENING QUICK DISCONNECT COAX ELECTRODE CABLE APPROX.
Electrical Connections 10 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 4. Electrical Connections 4.1 Overview The terminal board connections for the various Honeywell m easuring instrum ents are given in the appropriate Fig ures in this section.
Electrical Connections 12/07 4905 Series Conductivity Cells – Installation and Maintenance 11 Direct Ce ll to Analyz er Insta llation Cell to Analyz er thr ough Junction Box NOTE S: 1. FOR PURE W ATER S A M PLES I N NO N-C ONDUCTI V E (PL ASTIC, G LASS, ET C) PIPING, G ROUND THE B LACK CELL E L ECTRODE L EAD NEAR THE CEL L.
Electrical Connections 12 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 4.2.2 Model 4905 Series with Integral Cable to APT Series Analyzer/Transmitter 04905 series cells with .
Electrical Connections 12/07 4905 Series Conductivity Cells – Installation and Maintenance 13 4.3 Instrument Wiring for 4905 Cells with Quick Disconnect Cable 4.3.1 Wiring Model 4905 with Qu ick Disconnect Cable to UDA2182 Figure 4-4 Wiring Diagram for 4905 Cells w ith Quick Disconnect Cable Connected to UDA2182 Analyzer 4.
Electrical Connections 14 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 COAX YELLOW Note: Ignore black and blue wires. COAX YELLOW Note: Ignore black and blue wires.
Maintenance 12/07 4905 Series Conductivity Cells – Installation and Maintenance 15 5. Maintenance 5.1 Introduction If abnormal readings occur, this m ay indicate poor re sponse because the cell is not filled with process solution. Check the cell installation.
Maintenance 16 4905 Series Conductivity Cells – In stallation and Maintenance 12/07 5.4 Platinizing the Cell Electrodes Only the electrodes having const ants 10 and 50 must be replat inized if the v.
Replacement Parts and Accessories 12/07 4905 Series Conductivity Cells – Installation and Maintenance 17 6. Replacement Parts and Accessories Description Part Number Flow Cell Housing, PES 276127 Junction Box 31316260 Legacy updates cap 50028816-001 Extension Cables for Se nsors with Quick Disconnect Option 2m (6.
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Honeywell Process Solutions Honeywell, Inc. 512 Virginia Drive Fort Washington, Pennsylvania 19034 70-82-25-18 1207 Printed in USA http://hpsweb.honey well.
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