Endress+Hauser DipFit W CPA 111 Operating Instructions Manual

Endress+Hauser DipFit W CPA 111 Operating Instructions Manual

Immersion assembly for ph/redox measurement

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BA 112C/07/en/03.00
No. 51502878
DipFit W CPA 111
Immersion Assembly for
pH/Redox Measurement
Operating Instructions

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Summary of Contents for Endress+Hauser DipFit W CPA 111

  • Page 1 DipFit W CPA 111 BA 112C/07/en/03.00 No. 51502878 Immersion Assembly for pH/Redox Measurement Operating Instructions...
  • Page 3: Table Of Contents

    DipFit W CPA 111 Table of contents Safety Maintenance ........... .
  • Page 4: Safety

    This symbol indicates important items of information. Intended application The immersion and process assembly DipFit W CPA 111 is suitable for universal use in waste water / water treatment as well as process applications. It can be used in pressures of up to 4 bar.
  • Page 5: Operational Security

    • Couplings and lines must be checked for leakage and damage at regular intervals. Sending back In case of repair, please send the cleaned assembly back to the Endress+Hauser sales agency in your area. Use the original packaging material if possible.
  • Page 6: Identification

    The delivery includes: • Assembly DipFit W CPA 111 • Operating instructions BA 112C/07/en. If you have any questions, consult your supplier or the Endress+Hauser sales agency in your area (see back cover of these operating instructions for addresses). Endress+Hauser...
  • Page 7: Installation

    REL 1 REL 2 Cable gland Pg 13.5 Measuring cable CPK 1 / 7 / 9 Extension cable CYK 71 Electrode holder (3 mounting positions) A-CPA111x-14-xx-xx-en-001.eps Fig. 3.1: Example of a complete measuring system with DipFit W CPA 111 Endress+Hauser...
  • Page 8: Dimensions

    3 Installation DipFit W CPA 111 Dimensions Fig. 3.2: Dimensions of CPA 111-A/C (left), CPA 111-B (right) a Assembly head b Dummy plug Pg 16 c Cable gland Pg 13.5 d Star handle screws e Flange DN 100 f Electrode holder g Adjustable flange Fig.
  • Page 9: Overview Of Mounting Parts

    DipFit W CPA 111 3 Installation Overview of mounting parts 3.3.1 Versions with flange DN 100 Fig. 3.4: Overview of CPA 111-A/C a Recessed head screws (4 pieces) b Assembly head c Dummy plug Pg 16 d Cable gland Pg 13.5 e Star handle screws (not for pressurized version) f Flange DN 100;...
  • Page 10 3 Installation DipFit W CPA 111 3.3.2 Version with adjustable flange DN 100 Fig. 3.5: Overview of CPA 111-B a Adapter for adjustable flange (2 half-shells) b O-ring for tolerance compensation c Bayonet lock d Electrode holder (3 mounting positions)
  • Page 11 DipFit W CPA 111 3 Installation Fig. 3.6: Adapter for adjustable flange a Recessed head screws b Marker “final position” c Assembly pipe d Half-shells Mounting 1. Attach flange DN 100 to mounting frame. 2. Put half-shells (d) of adapter on desired position of pipe.
  • Page 12 3 Installation DipFit W CPA 111 3.3.3 Version with suspension bracket Fig. 3.7: Overview of CPA 111-D a Suspension bracket; material: SS 316Ti b Assembly head c Dummy plug Pg 16 d Cable gland Pg 13.5 e Weight (half-shells) f Cable clamp for fixing of the half-shells...
  • Page 13 DipFit W CPA 111 3 Installation 3.3.4 Version for pendulum frame mounting Fig. 3.8: Overview of CPA 111-F a Retaining ring (half-shells) b Bore hole M8 for knurled banjo bolts c Electrode holder (3 mounting positions) d Straining screws (2 pieces) for fixing of the half-shells...
  • Page 14 3 Installation DipFit W CPA 111 Fig. 3.9: Retaining ring a Assembly pipe b Marker “final position” c Recessed head screws d Half-shells e Knurled banjo bolts Fig. 3.10: Pendulum frame Fig. 3.11: CPA 111 mounted with pendulum frame Mounting (see Fig. 3.9 to 3.11) The CPA 111-F is designed for pendulous suspension from the pendulum frame (order no.
  • Page 15: Mounting

    DipFit W CPA 111 3 Installation Mounting 3.4.1 Mounting of electrodes The assembly can be fitted with electrodes with a threaded Pg 13.5 plug-in head, a shaft length of 120 mm and a shaft diameter of 12 mm. " Caution! •...
  • Page 16 3 Installation DipFit W CPA 111 3.4.2 Mounting of measuring cable 1. Unscrew cover (a) from assembly head (b). 2. Push the terminated end of the measuring cable through the assembly pipe. 3. Screw the electrode connector of measuring cable (c) onto electrode (d).
  • Page 17: Maintenance

    DipFit W CPA 111 4 Maintenance Maintenance Cleaning of electrodes Soiling of the electrode may impair measurement up to malfunction: • Coatings on the pH-sensitive part of the glass electrode cause poor response time and low sensitivity. • Soiling or blocking of the diaphragm causes poor response and unstable measurement.
  • Page 18: Maintenance Work

    4 Maintenance DipFit W CPA 111 Note! Redox electrodes may only be cleaned mechanically. Chemical cleaning forces a potential to the electrode. This potential takes several hours to decay and causes a measured error. Maintenance work All in all, the CPA 111 is a very low-maintenance assembly. Safe operation, however, requires the following maintenance work: •...
  • Page 19: Accessories

    DipFit W CPA 111 5 Accessories Accessories ❑ pH or redox electrodes: – OrbiSint W CPS 11, 12 see Technical Information TI 028C/07/en, order no. 50054649 – OrbiTex CPS 21 see Technical Information TI 029C/07/en, order no. 50054650 – CeraTex CPS 31 see Technical Information TI 030C/07/en, order no.
  • Page 20 5 Accessories DipFit W CPA 111 ❑ Chemoclean CPR 30 / CPR 31 Automatic spray cleaning systems for hydromechanical-chemical cleaning of the electrodes. CPR 31 is mounted in one of the three mounting positions instead of an electrode. CPR 30: see Fig. 5.2 CPR 31: see operating instructions BA 201C/07/en, order no.
  • Page 21 DipFit W CPA 111 5 Accessories Fig. 5.4: Dimensions of calibration cap; max. filling volume 70 ml ❑ Mounting frame for CPA 111, CPA 510, CPA 530 and CLA 111 Material: SS 304 Order no. 50066561 Fig. 5.5: Dimensions of mounting frame ❑...
  • Page 22: Technical Data

    6 Technical data DipFit W CPA 111 Technical data General specifications Manufacturer Endress+Hauser Product designation DipFit WDipFit W CPA 111 Mounting Version A flange DN 100, with additional captive star handle screws Version B adjustable flange DN 100 Version C...
  • Page 23 DipFit W CPA 111 Index Accessories ......17–19 Nameplate ........4 Adapter for adjustable flange .
  • Page 25 Declaration of contamination Dear costumer, Because of legal determinations and for the safety of our employes and operating equipment we need this “Declaration of contamination” with your signature before your order can be handled. Please put the completely filled in declaration to the instrument and to the shipping documents in any case. Add also safety sheets and/or specific handling instructions if necessary.
  • Page 26 Tel. ++675 (3) 251188, Fax (3) 259556 Tel. ++55 (11) 50313455, Fax (11) 50313067 Belorgsintez Poland Philippines Canada Minsk Endress+Hauser Polska Sp. z o.o. Brenton Industries Inc. Tel. ++375 (172) 263166, Fax (172) 263111 Endress+Hauser Ltd. Warszawy Makati Metro Manila Burlington, Ontario Belgium / Luxembourg Tel.

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