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Summary of Contents for Endress+Hauser Cleanfit P CPA472
- Page 1 Operating Instructions Cleanfit P CPA472 Retractable Process Assembly BA223C/07/en/07.03 51502647...
- Page 2 Endress+Hauser...
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Page 3: Table Of Contents
Cleanfit P CPA472 Table of contents Safety instructions ....4 Technical data ....31 Designated use . -
Page 4: Safety Instructions
Cleanfit P CPA472 Safety instructions Designated use The manually or pneumatically operated retractable assembly Cleanfit P CPA472 is designed for installing pH/redox sensors in tanks and pipes. Its mechanical design permits its use in pressurized systems (see "Technical data"). Any other use than the one described here compromises the safety of persons and the entire measuring system and is, therefore, not permitted. -
Page 5: Notes On Safety Icons And Symbols
Cleanfit P CPA472 Safety instructions Notes on safety icons and symbols Warning! This symbol alerts you to hazards. They can cause serious damage to the instrument or to persons if ignored. Caution! " This symbol alerts you to possible faults which could arise from incorrect operation. They could cause damage to the instrument if ignored. -
Page 6: Identification
Identification Cleanfit P CPA472 Identification Nameplate You can identify the assembly version by the order code on the nameplate. Please compare this code with your order. CLEANFIT P CPA472 order code: CPA472-B1A1C2A4 serial no.: 2 12318 09C14 spec.: pressure: PN=6 bar (20°C) T=80°C a0006680 Fig. -
Page 7: Product Structure
Cleanfit P CPA472 Identification Product structure Drive type and limit contact switches Manual (cannot be converted to pneumatic) Pneumatic without limit contact switches (suitable for retrofitting) Pneumatic with 2 pneumatic limit contact switches Pneumatic with 2 electric limit contact switches (max. 90 °C / 194 °F) Pneumatic with 2 electric Ex limit contact switches (max. -
Page 8: Installation
Installation Cleanfit P CPA472 Installation Incoming acceptance, transport, storage • Make sure the packaging is undamaged! Inform the supplier about damage to the packaging. Keep the damaged packaging until the matter has been settled. • Make sure the contents are undamaged! Inform the supplier about damage to the delivery contents. - Page 9 Cleanfit P CPA472 Installation > 15 ° > 15 ° > 15 ° > 15 ° C07-CPA471xx-17-07-00-xx-002.eps Fig. 3: Installation examples with recommended installation angle (glass electrodes) Tank Pipe bend Horizontal pipe Ascending pipe " Caution! • Avoid a siphon effect at the rinse chamber outlet when installing with inclined orientation.
- Page 10 Installation Cleanfit P CPA472 3.2.2 Dimensions mm / inch mm / inch Ø 30 / 1.18 mm / inch Ø 58 / 2.28 Ø 80 / 3.35 Ø 30 / 1.18 Ø 58 / 2.28 Ø 80 / 3.35 Ø 30/ 1.18...
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Page 11: Installation Instructions
Cleanfit P CPA472 Installation 3.2.3 Process connections D / E mm / inch C07-CPA472xx-04-07-07-en-001.eps Fig. 7: Process connections (short version, long version dimensions in brackets) G1 ¼ external thread NPT 1" external thread DN 50 dairy fitting DN 50 flange (DIN 1092-1) resp. ANSI 2" flange Installation instructions 3.3.1... - Page 12 (116 psi) (including any short pressure surges). We recommend you also use a pneumatic throttle for lower pressures. This results in a smoother assembly operation. Endress+Hauser offers such a throttle as an accessory (see chapter "Accessories"). pneumatically operated assembly only...
- Page 13 Cleanfit P CPA472 Installation Limit position switches Pneumatic: 3/2 way valve Electric: inductive (NAMUR type) Õ 1 / BN out (2) out (2) Õ 2 / BU L– in (1) in (1) a0002727 Fig. 10: Limit position switches, left: pneumatic (1 = compressed air inlet, 2 = compressed air outlet)
- Page 14 Installation Cleanfit P CPA472 Connect the compressed air supply line for "Assembly service" (Topcal/Topclean: hose no. o) to the lower G¼ pneumatics connection. Also, connect the compressed air supply line no. o to the inlet (1) of the upper limit position switch (S2, via T-piece).
- Page 15 Cleanfit P CPA472 Installation 3.3.5 Sensor installation 1. Remove the protection cap from the sensor. Make sure the sensor shaft is fitted with the O-ring (Fig. 13 pos. 1) and the thrust collar (Fig. 13). 2. Moisten the sensor shaft before installing the sensor.
- Page 16 Installation Cleanfit P CPA472 1. Remove the splash protection cap (Fig. 16, pos. 5) from the assembly. 2. Then loosen the retractable pipe (pos. 2) by turning it anticlockwise. 3. Install the sensor (pos. 7) instead of the dummy plug (pos. 3): –...
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Page 17: Post-Installation Check
Cleanfit P CPA472 Installation 1. Remove the splash protection cap (Fig. 17, pos. 6) and the KCl hood (pos. 7) incl. the protective tube from the assembly. 2. Then slacken the retractable pipe (pos. 3) by turning it counterclockwise. 3. Screw in the sensor: a. -
Page 18: Operation
Operation Cleanfit P CPA472 Operation First commissioning Before the first commissioning, make sure of the following items: • All seals are correctly seated (on the assembly and process connection). • The sensor is correctly installed and connected. • The water supply line is correctly connected to the rinse connections (if fitted). -
Page 19: Manual Operation
Cleanfit P CPA472 Operation Manual operation Moving the assembly from the "Service" position to the "Measuring" position Release the stop lock bolt catch. Push the retractable pipe so that the sensor holder is inserted fully into the process. Lock the sensor holder with the stop lock bolt. This prevents the retractable pipe from returning inadvertently into the "Service"... -
Page 20: Maintenance
Maintenance Cleanfit P CPA472 Maintenance Warning! Risk of injury! Before starting maintenance work on the assembly, make sure that the process line and the tank are depressurized, empty and rinsed. Move the assembly to the "Service" position and lock the retractable pipe by the stop lock bolt. -
Page 21: Cleaning Agents
Cleanfit P CPA472 Maintenance Cleaning agents The selection of the cleaning agent is dependent on the degree and type of contamination. The most common contaminations and the suitable cleaning agents are listed in the following table. Type of contamination Cleaning agent... -
Page 22: Accessories
Accessories Cleanfit P CPA472 Accessories Installation accessories • Filter set CPC300 Water filter (dirt trap) 100 µm, complete, incl. angle bracket; order no. 51511336 • Pressure reducer kit complete, incl. manometer and angle bracket; order no. 51505755 • G1¼ welded fitting, PP;... -
Page 23: Limit Position Switches
Cleanfit P CPA472 Accessories Limit position switches • Set of pneumatic limit position switches (2 pieces); order no. 51502874 • Set of electric limit position switches, Ex and Non-Ex (2 pieces); order no. 51502873 Pneumatic throttle • Pneumatic throttle for the reduction of the assembly moving speed, order no. -
Page 24: Calibration Solutions
Accessories Cleanfit P CPA472 Calibration solutions 6.5.1 Technical buffer solutions, accuracy 0.02 pH, acc. to NIST/DIN • pH 4.0 red, 100 ml (3.4 fl.oz.), order no. CPY2-0 • pH 4.0 red, 1000 ml (34 fl.oz.), order no. CPY2-1 • pH 7.0 green, 100 ml (3.4 fl.oz.), order no. CPY2-2 •... -
Page 25: Trouble-Shooting
Cleanfit P CPA472 Trouble-shooting Trouble-shooting Replacing damaged parts Warning! Damage to the assembly which affects the pressure safety must only be repaired by authorized technical personnel. After every repair and maintenance activity, suitable measures must be taken to test whether the assembly shows any signs of leaking. - Page 26 Trouble-shooting Cleanfit P CPA472 7.2.2 Replacing seals with process interrupt You can only replace the seals of the cylinder, of the rinse chamber and of the sensor guide when the process is interrupted and the assembly is dismounted from the process connection (Fig. 23).
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Page 27: Spare Part Kits
Cleanfit P CPA472 Trouble-shooting Spare part kits 10-1 10-2+10-3+ 10-4 14-1 14-2 C07-CPA472xx-09-07-06-xx-001.eps Fig. 24: Spare parts (all assembly versions) Note! Please, refer to the following table for the spare part kits ordering numbers acc. to the positions in Fig. 24. - Page 28 Trouble-shooting Cleanfit P CPA472 Position Description and kit content Spare part kit order no. Retractable pipe for 120 mm (4.72 inch) gel electrodes 51503715 For assembly version: – pneumatic – short, immersion depth up to 110 mm (4.33 inch) Kit 471/472 short, pneumatic Retractable pipe for 225 mm (8.86 inch) gel electrodes...
- Page 29 Cleanfit P CPA472 Trouble-shooting Position Description and kit content Spare part kit order no. Rinse chamber complete, G1¼ external thread, PP 51503748 For assembly version: – process connection: G1¼ thread adapter, DN 50 / ANSI 2" flange, Rd 78 grooved nut –...
- Page 30 Trouble-shooting Cleanfit P CPA472 Position Description and kit content Spare part kit order no. Retractable pipe for 225 mm (8.86 inch) liquid KCl electrodes 51503713 For assembly version: – pneumatic – short, immersion depth up to 110 mm (4.33 inch) Kit 471/472 short, pneumatic Retractable pipe for 225 mm (8.86 inch) liquid KCl electrodes...
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Page 31: Return
Cleanfit P CPA472 Technical data Return If the assembly has to be repaired, please return it cleaned to the sales center responsible. Please use the original packaging, if possible. Please enclose the completed "Declaration of contamination" (copy the second last page of these Operating Instructions) with the packaging and the transportation documents. -
Page 32: Mechanical Construction
Technical data Cleanfit P CPA472 Flow velocity [m/s] PVDF/PEEK T [°C] T [°F] C07-CPA472xx-05-07-00-en-002.eps Fig. 26: Maximum permissible flow velocity in dependance of temperature and materials (in contact with medium) " Caution! The process pressure for a manually driven assembly must not exceed 4 bar (58 psi)! -
Page 33: Index
Cleanfit P CPA472 Index Accessories Limit position switches ......23 Calibration solutions ......24 Connection . - Page 34 Cleanfit P CPA472 Safety icons ........5 Scope of delivery .
- Page 36 www.endress.com/worldwide BA217C/07/en/07.03 Printed in Germany / FM+SGML 6.0 / DT 51502647...
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