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wtw P 700 IQ Operating Manual

Measuring system for online determination of orthophoshate in aqueous samples
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OPERATING MANUAL
ba75998e05 03/2015
P 700 IQ
Analyzer
MEASURING SYSTEM FOR ONLINE DETERMINATION OF ORTHOPHOSHATE IN AQUEOUS
SAMPLES

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  • Page 1 OPERATING MANUAL ba75998e05 03/2015 P 700 IQ Analyzer MEASURING SYSTEM FOR ONLINE DETERMINATION OF ORTHOPHOSHATE IN AQUEOUS SAMPLES...
  • Page 2 Copyright © 2016 Xylem Analytics Germany GmbH Printed in Germany.

  • Page 3: Table Of Contents

    Scope of delivery ....... . . 21 3.2.1 Scope of delivery of the P 700 IQ ....21 3.2.2 Accessories required in addition .
  • Page 4 P 700 IQ ........72...
  • Page 5 P 700 IQ What to do if ... Technical data Measurement characteristics ..... . 107 Application characteristics ......107 General data .
  • Page 6 P 700 IQ ba75998e05 03/2015...

  • Page 7: Overview

    P 700 IQ Overview 1. Overview 1.1 How to use this component operating manual Structure of the IQ Sensor Net Operating Manual IQ S ENSOR operating manual System Operating Manual (Ring Binder) IQ Sensor MIQ Module MIQ Terminal Operating Operating...

  • Page 8: Metrological Basics

    ) this is orthophosphate (anion PO Measuring method The P 700 IQ phosphate analyzer measures the concentration of orthophosphate in an aqueous solution with the aid of the vanadate molybdate method (yellow method). The reagent contains an aqueous solution of ammonium metavana-...

  • Page 9: Product Description

    Measure- ment takes place photometrically, at adjustable intervals. Instrument design Fig. 1-2,  9 shows the mains components of the P 700 IQ. Fig. 1-2: Main components of the P 700 IQ 1 Power supply unit for the photometer unit...
  • Page 10 H1 Heat tracing for feed line H2 Heat tracing for permeate return line Fig. 1-3: Block diagram P 700 IQ Operation The P 700 IQ is operated with a terminal on the IQ S . It is ENSOR connected to the IQ S through the MIQ/WCA 232 interface.

  • Page 11: Photometer Unit

    P 700 IQ Overview Information on IQ S terminals is given in the rel- ENSOR evant IQ S system operating manual. ENSOR 1.3.2 Photometer unit Fig. 1-4,  11 shows the hydraulic system of the P700IQ-PO4 photom- eter unit. Currentless path, filled...
  • Page 12 Overview P 700 IQ Fig. 1-5,  12 shows the photometer unit installed. Fig. 1-5: Photometer unit without plastic cover 1 Controller housing 2 Status LED 3 Optical block 4 Joint connection cable for supply voltage and communication 5 Overflow vessel...

  • Page 13: Status Led

    The photometer unit is performing an action. Tab. 1-1: Conditions of the status LED 1.3.4 Instrument options The P 700 IQ analyzer is available with different options. The options installed are quoted in the type designation on the name plate: P 700 IQ-(P)X123 Options Fig.
  • Page 14 The filtration pump is optimally adjusted to the sample filtration avail- (instrument option “P“) able as an accessory. Fig. 1-7,  14 shows the filtration pump in the P 700 IQ analyzer. Fig. 1-7: Filtration pump 1 Control panel with pump frequency indication ...

  • Page 15: Return Tube (Accessory)

    P 700 IQ Overview 1.3.5 Return tube (accessory) The return tube directs out of the analyzer housing the overflowing sample from the overflow vessel and the waste solution from the pho- tometer unit. Return tubes with heat tracing are available for frost pro- tection.

  • Page 16: Name Plates

    Overview P 700 IQ Order information referring to accessories is given in chapter 5.2 Consumables, accessories, replacement parts,  65. 1.4 Name plates The following components have name plates: Component Place of the name plate Total analyzer In the right-hand bottom edge on...

  • Page 17: Safety

    P 700 IQ Safety 2. Safety 2.1 Safety information 2.1.1 Hazard warnings in this operating manual The hazard warnings are defined for the following levels of danger: WARNING WARNING indicates a possibly dangerous situation that can cause death or serious injury if the safety instruction is not followed.

  • Page 18: Safety Datasheets Of The Chemicals

    We recommend storing all datasheets in one folder. 2.2 Safe operation 2.2.1 Authorized use The authorized use of the P 700 IQ phosphate analyzer comprises its use as a sensor in the IQ S . Only the operation and running...

  • Page 19: Personal Protective Equipment (Ppe)

    P 700 IQ Safety 2.3 Personal protective equipment (PPE) The PPE includes clothing and other equipment that is used to protect you against risks at your place of work. You must always wear your PPE while doing dangerous jobs to avoid injury or damage to your health.
  • Page 20 Safety P 700 IQ ba75998e05 03/2015...

  • Page 21: Commissioning

    P 700 IQ Commissioning 3. Commissioning 3.1 IQ S system requirements ENSOR The operation of the P 700 IQ requires the following software versions Software versions of the in the IQ S ENSOR controller and terminal components MIQ/MC2 Controller software: Version 3.39 or higher...

  • Page 22: Accessories Required In Addition

    Commissioning P 700 IQ 3.2.2 Accessories required in addition Depending on the application, the following additional accessories are required or recommended for operation. We explicitly recommend using original WTW accessories: Mounting accessories Ensure the safe fastening at the mounting location. The following vari- ants are available: ...

  • Page 23: Installation

    P 700 IQ Commissioning 3.3 Installation 3.3.1 Safety requirements on the electrical installation Electrical equipment (e.g. motors, contactors, cables, lines, relays) must meet the following requirements:  Conformity with national regulations (e.g. NEC, VDE and IEC)  Suitability for the electrical conditions at the installation site ...

  • Page 24: General Installation Instructions

    See section 3.3.6.3,  43. 3.3.3 Installing the housing The housing of the P 700 IQ can be installed in the following ways:  On the SM stand mount. See section 3.3.3.1 Installation on the SM stand mount,  25.

  • Page 25: Installation On The Sm Stand Mount

    P 700 IQ Commissioning  On a wall. See section 3.3.3.3 Installation on a wall,  34. In the housing there is a foam insert serving as a transport protection. Remove the foam insert once the installation of the housing has been completed.
  • Page 26 Commissioning P 700 IQ Fig. 3-2: Connecting the supporting pipes with the ground pipes Press the plastic protective plugs (1) into the upper ends of both square supporting pipes (4). Using the triangular stabilizing sheets (5), connect both square supporting pipes (4) with the preassembled ground pipes (2). For each side, use six hexagon head screws with large plain wash- ers, spring washers and locknuts as shown in Fig.
  • Page 27 P 700 IQ Commissioning Fig. 3-3: Connecting the supporting pipes with the cross pipes Connect both supporting pipes with each other using the two square cross pipes (6). For each joint, use two angle brackets (7), three hexagon head screws, two large plain washers, three spring washers and three locknuts.
  • Page 28 Commissioning P 700 IQ Fig. 3-4: Mounting the retaining hooks Mount the four retaining hooks (8) on the supporting pipes. For each hook, use two hexagon head screws, large plain washers, spring washers and locknuts. On each side there are three pairs of holes for the upper and lower retaining hooks.
  • Page 29 P 700 IQ Commissioning Mounting the housing Fig. 3-5: Mounting the housing Mount the housing by hooking the rails (9 and 10) fixed on its rear side into the retaining hooks of the stand mount. Fig. 3-6: Fixing the housing Fix the housing on both sides with four brackets (11) so it cannot shift sideways.

  • Page 30: Installation On A Rail

    Commissioning P 700 IQ 3.3.3.2 Installation on a rail For installation on a rail, the RM rail mount bracket is required. ATTENTION Make sure that the rail is sufficiently stable. For installa- tion at an open air test site, make sure that the installa- tion will also withstand strong storms.
  • Page 31 P 700 IQ Commissioning Fig. 3-8: Mounting the retaining hooks Mount the four retaining hooks (5) on the supporting pipes. For each hook, use two short hexagon head screws, spring washers and locknuts. There are three pairs of holes each for the upper and lower retaining hooks.
  • Page 32 Commissioning P 700 IQ Fixing the rail mount Place the rail mount bracket in front of the rail in the required posi- bracket tion. Bracket upright! Rail If necessary, insert fur- ther terminal strips and washers Fig. 3-9: Mounting the rail mount bracket on the rail Attach the rail mount bracket to two suitable horizontal rail pipes with the aid of the four clamping devices.
  • Page 33 P 700 IQ Commissioning Mounting the housing Fig. 3-10: Mounting the housing Mount the housing by hooking the rails (7 and 8) fixed on its rear side into the retaining hooks of the rail mount bracket. Fig. 3-11: Fixing the housing (on the right: Detailed view) Fix the housing on both sides with four brackets (9) so it cannot shift sideways.

  • Page 34: Installation On A Wall

    Commissioning P 700 IQ 3.3.3.3 Installation on a wall With the rails on its rear side, the analyzer is hooked into the retaining hooks of the WM wall mounting set. ATTENTION Make sure that the wall is strong enough for the weight of the analyzer and that the mounting material (screws, plugs, etc.) is suitable for the wall type.

  • Page 35: Installing The Fm Filter Membrane Module And The M 1.5 Attachment For Filtration

    P 700 IQ Commissioning Fig. 3-13: Analyzer housing in the wall mounting assembly WM. 1 Retaining hook 2 Fixing screws of the rail 3.3.4 Installing the FM filter membrane module and the M 1.5 attachment for filtration Installation instructions Heed the following notes when installing the filter membrane module: ...

  • Page 36: Inserting The Connections Into The Housing

    Run the suction line to the analyzer. Fix the line with cable ties at some suitable places as necessary. How to connect the suction line to the P 700 IQ, see section 3.3.5,  36. 3.3.5 Inserting the connections into the housing...
  • Page 37 P 700 IQ Commissioning Run the IQ S cable through the small rear cable gland. ENSOR Fix the IQ S cable only slightly for the time being so ENSOR that it can be readjusted later. If the IQ S should be further branched at the...

  • Page 38: Connecting The Lines

    Commissioning P 700 IQ 3.3.6 Connecting the lines Fig. 3-16,  38 shows the housing with the completely connected lines including the accessories and all options: Fig. 3-16: Completely connected lines 1 Power line 5 IQ S cable ENSOR 2 Suction tube...

  • Page 39: Miq//Wca 232

    MIQ//WCA 232: Guide the IQ S cable through the connection plate of ENSOR the P 700 IQ (see chapter 3.3.5 Inserting the connections into the housing,  36). For connecting the MIQ/WCA 232 to the IQ S ENSOR use only the IQ S...
  • Page 40 Commissioning P 700 IQ SENSORNET 1 SENSORNET 2 SENSORNET 2 SENSORNET 1 SNCIQ SACIQ SNCIQ/UG Fig. 3-17: Terminal strip of the MIQ/WCA 232 1 Seal 2 Cable gland Guide the IQ S cable though the cable duct (see ENSOR Fig. 3-16,  38).

  • Page 41: Connecting The Power Line And Heat Tracing Lines

    P 700 IQ Commissioning 3.3.6.2 Connecting the power line and heat tracing lines WARNING If the power supply is connected incorrectly, there may be danger to life from electric shock. Pay attention to the following points during installation:  The power supply box may only be connected to the power supply by a qualified electrician.
  • Page 42 Commissioning P 700 IQ PE PE N N L Eingang/ Input Begleitheizung 230 VAC Heating Line 230 VAC 230 VAC / 16 A PE PE N N L Eingang/ Input Begleitheizung 115 VAC Heating Line 115 VAC 115 VAC / 16 A Fig.

  • Page 43: Connecting The Liquid Containers

    Commissioning The heating bands of the heat tracing lines must start within the P 700 IQ analyzer housing to keep the lines frost free. At the outlet of the return tube, the heat tracing must stick out 10 to 20 mm. If necessary, shift the heat tracing in the sleeve tube accordingly.
  • Page 44 The P 700 IQ has an extra counter for each liquid container (see chapter 5.4.1 Changing the liquid containers,  77). When delivered, the counters are set to 100 %.

  • Page 45: Initial Commissioning

    P 700 IQ Commissioning 3.4 Initial commissioning Steps for Make sure that all liquid containers are correctly connected, and commissioning the all lines and tubes are correctly installed. analyzer Set the switch of the power supply box to ON (I pressed).
  • Page 46 Commissioning P 700 IQ If no sample runs into the overflow vessel, proceed in one of the following ways:  Fill the suction line with water manually:  Switch off the filtration pump.  Pull the intake tube off the filtration pump.
  • Page 47 IQ S system operating manual. ENSOR Use <> to select the P 700 IQ in the measured value display. Use <C> to switch to the calibration and service menu. The maintenance condition is activated. Confirm the maintenance condition with <OK>.
  • Page 48 Switch off the maintenance condition. See the IQ S ENSOR system operating manual. After the initial commissioning, the P 700 IQ works with the factory calibration. If the measured values are not as expected, further actions and correction settings are avail- able: ...

  • Page 49: Measuring Operation

    ENSOR Start the measuring operation manually in the calibration and service menu. Use <> to select the P 700 IQ on the measured value dis- play. Use <C> to switch to the calibration and service menu. The maintenance condition is activated.
  • Page 50 Measuring / Operation P 700 IQ Fig. 4-1: Calibration and service menu If the system is not yet filled: Carry out the Fill the system function. All tubes of the P700IQ-PO4 are automatically filled with the con- nected solutions and sample liquid.

  • Page 51: Measuring

    Tab. 4-1: Measured value display during a cleaning or calibrating procedure 4.1.4 Settings for the P 700 IQ Start the measuring operation so the measured values of the P 700 IQ can be displayed (see section 4.1.2 Starting the measuring operation, ...
  • Page 52 Measuring / Operation P 700 IQ Then navigate to the setting menu of the P 700 IQ. The exact pro- cedure is given in the relevant IQ S system operating ENSOR manual. Adjust the setting values as necessary. Setting table Tab.
  • Page 53 (WAIT CAL) to be performed at a specified point of time. Activate or switch off the automatic start Autostart of the P 700 IQ after a power failure Save and quit The P 700 IQ stores all changed settings and the display switches to the next...

  • Page 54: Calibration

    Measurement Tab. 4-3: Priorities 4.2 Calibration 4.2.1 Overview Why calibrate? During operation, components of the P 700 IQ can age or become dirty and thus change their characteristics, e.g.:  Flow-through cell  LED  Photo diodes  Color reagent Regular automatic or manual calibration procedures help you to recog- nize any changes to the measuring characteristics of the P 700 IQ.

  • Page 55: 1-Point Calibration

    ENSOR Maintenance condition During the calibration procedure, the P 700 IQ is in the so-called main- tenance condition. All linked outputs remain at their current status. After a manual calibration has been finished, the maintenance condition has to be switched off manually.
  • Page 56 MIQ/WCA 232 module in the analyzer. IQ S Fig. 4-3: ET terminal ENSOR Stopping the running Use <> to select the P 700 IQ on the measured value dis- operation play. ba75998e05 03/2015...
  • Page 57 P 700 IQ Measuring / Operation Fig. 4-4: Measured value display Open the calibration and service menu with <C>. The maintenance condition is activated. Confirm the maintenance condition with <OK>. The calibration and service menu is displayed. Fig. 4-5: Calibration and service menu Carry out the Stop function to stop the running operation.

  • Page 58: 2-Point Calibration

    Confirm the note with <OK>. The measured value display appears. The measured value flashes. If necessary, disconnect the terminal from the MIQ/WCA 232. Close the housing of the P 700 IQ. Confirm the note with <OK>. The measured value display appears. Until a valid measured value is available, the display shows bars «- - - -».
  • Page 59 If the ambient temperatures are under 0 °C, make sure that the liquids do not freeze during the calibration procedure.  Leave the housing of the P 700 IQ open for as short a time as possible  Only carry out a manual calibration if the interior of the ≤...
  • Page 60 Measuring / Operation P 700 IQ Fig. 4-7: Calibration and service menu Carry out the Stop function to stop the running operation. Option: Carry out the Purge manually function to rinse the measuring cycle with cleaning solution. Carrying out calibration Carry out the Calibrate manually / 2-point-cal.
  • Page 61 The measured value display appears. The measured value flashes. If necessary, disconnect the terminal from the MIQ/WCA 232. Close the housing of the P 700 IQ. Wait until a measured value is shown on the measured value dis- play (approx. 5…7 minutes).

  • Page 62: Calibration History

    Currently active calibration Chronological list of the last calibration procedures Fig. 4-8: P 700 IQ calibration history The calibration history provides the following information:  Date and time of the calibration  Type M = manual calibration, A = automatic calibration, F = factory calibration ...
  • Page 63 Take into consideration that the sensor may provide incor- rect measured values. Ensure the correct functioning of the sensor by checking and/or recalibrating it. Use <> to select the P 700 IQ on the measured value dis- play. Use <C> to switch to the calibration and service menu.
  • Page 64 Measuring / Operation P 700 IQ ba75998e05 03/2015...

  • Page 65: Maintenance And Cleaning

    P 700 IQ Maintenance and cleaning Maintenance and cleaning 5.1 Hazard warnings Read the chapter 2. Safety,  17 before doing any maintenance work. This is important for your personal safety. WARNING Dangerous chemicals. Improper use of chemicals can cause damage to your health.
  • Page 66 Maintenance and cleaning P 700 IQ Consumables Order Type Consumable number RE 2.5 Reagent 2.5 L 821999 CL 1.0 Cleaning solution 1.0L 821998 ST0.0 Standard 1.0 L (0.0 mg/l PO4-P) 821971 ST1.6 Standard 1.0 L (1.6 mg/l PO4-P) 821997 ST8.0 Standard 1.0 L (8 mg/l PO4-P)
  • Page 67 P 700 IQ Maintenance and cleaning Accessories Order Type Accessories number Wall mounting assembly for P 700 IQ 821989 Stand mount for P 700 IQ 821991 Rail mount for P 700 IQ 821988 FM adapter Adapter for horizontal installation of...

  • Page 68: Maintenance And Cleaning Activities (General Steps)

    Maintenance activities have to be carried out at regular intervals on the P 700 IQ. The preparation of the P 700 IQ depends on whether the maintenance activity should be carried out while the P 700 IQ is closed or open. ba75998e05 03/2015...

  • Page 69: Calibration And Service Menu (Service Menu)

    Prior to carrying out any maintenance work, the interval- controlled cleaning, calibration and measuring functions have to be stopped. Use <> to select the P 700 IQ in the measured value display. Use <C> to switch to the calibration and service menu. ba75998e05...
  • Page 70 Used in the following situations:  Decommissioning, shutdown, transport of the P 700 IQ  Repair and maintenance activities, e.g. changing the tubes. Start measuring Procedure to start a measurement.
  • Page 71 P 700 IQ Maintenance and cleaning Function Description Fill the system Procedure to fill all tubes with liquids and sam- ple. Used in the following situations:  The tubes are not filled completely (to the valve) with liquid, e.g. after exchanging the liquid containers ...

  • Page 72: Maintenance And Cleaning Work On The Closed

    P 700 IQ: Selecting the P 700 IQ Use <> to select the P 700 IQ in the measured value display. Fig. 5-1: Measured value display Stopping the running Use <C> to switch to the calibration and service menu.
  • Page 73 P 700 IQ Maintenance and cleaning Fig. 5-2: Calibration and service menu Carry out the Stop function to stop the running operation. Carrying out Carry out the required maintenance activities, such as:  Start the maintenance function in the calibration and service maintenance activities menu (Purge manually, Calibrate manually / 1-point-cal.)

  • Page 74: Maintenance And Cleaning Work On The Open P 700 Iq

    Leave the housing open for as short a time as possible. Selecting the P 700 IQ Use <> to select the P 700 IQ in the measured value display. ba75998e05 03/2015...
  • Page 75 P 700 IQ Maintenance and cleaning Fig. 5-3: Measured value display Stopping running Use <C> to switch to the calibration and service menu. operation The maintenance condition is activated. Confirm the maintenance condition with <OK>. The calibration and service menu is displayed.
  • Page 76 Confirm the note with <OK>. The measured value display appears. The measured value flashes. If necessary, disconnect the terminal from the P 700 IQ. Close the housing of the P 700 IQ. Wait until a measured value is shown on the measured value dis- play (approx.

  • Page 77: Carrying Out The Maintenance And Cleaning Activities

    5.4.1 Changing the liquid containers The P 700 IQ has an extra counter for each liquid container (from soft- ware version 2.13). The counter counts the consumption of the follow- ing procedures as soon as the function was started: ...

  • Page 78: Checking The Climate Kit (If Available)

    The counter for the selected liquid is set to 100%. The tube for the selected liquid is filled. Carry out steps 15…21 in section 5.3.4 Maintenance and clean- ing work on the open P 700 IQ,  74. 5.4.2 Checking the climate kit (if available) Check in particular that the temperature in the inside of the housing is reliably regulated to the operating temperature (+15 °C…+40 °C) prior...
  • Page 79 T < +25 °C The ceiling fan is switched off. Checking the climate kit Check the logbook of the P 700 IQ for exceeding or undercutting the operating temperatures (chapter 8.1.1 Error messages,  115). Checking the heating At outside temperatures of <...

  • Page 80: Changing The Filter Mats

    Maintenance and cleaning P 700 IQ Checking the cooling At outside temperatures of > +35 °C, check that the ceiling fan is running: Open the housing lid. Hold a hand to the ventilation grid. Feel the air current. The air currents can be felt better with damp hands.

  • Page 81: Changing The Tube Set (T Set)

    P 700 IQ Maintenance and cleaning Fig. 5-7: Exchanging the upper filter mat 1 Ventilation grid 2 Filter mat 3 Opening for screwdriver Close the ventilation grid. Fold the bearer and close the housing lid. Screw the housing lid tight with the two screws.
  • Page 82 12 months Preparations Carry out steps 1…11 in section 5.3.4 Maintenance and cleaning work on the open P 700 IQ,  74. Disconnect the plug from the P700IQ-PO4 (the heat tracing continues to operate). Switch off the analyzer at the power switch.
  • Page 83 P 700 IQ Maintenance and cleaning Fig. 5-9: Photometer unit without plastic cover 1 Peristaltic pump 2 Knurled-head screw 3 Cuvette Put on protective clothing (lab coat, protective goggles, chemical resistant protective gloves). Exchanging the tube set Remove the old tubes.
  • Page 84 Maintenance and cleaning P 700 IQ 110 mm 140 mm Pump 50 mm 500 mm Waste Fig. 5-11: Connection diagram for tubes with 50 mm, 110 mm, 140 mm, 500 mm length 400 mm Orange 400 mm Blue 400 mm...

  • Page 85: Changing The Pump Tube Of The Peristaltic Pump

     The deterioration of the tube quality is a slow process. When the working life of the pump tube is near its end, the P 700 IQ may have to be calibrated more often.
  • Page 86 Maintenance and cleaning P 700 IQ Remove the plastic cover from the photometer unit. Fig. 5-13: Photometer unit without plastic cover 1 Peristaltic pump 2 Knurled-head screw 3 Cuvette WARNING Dangerous chemicals. If the pump tube was leaky or has burst, chemicals may have leaked.
  • Page 87 P 700 IQ Maintenance and cleaning Fig. 5-14: Holding one half of the pump head (tube openings are on the left side) Lift the new pump tube (PT) to discover its intrinsic bend. See Fig. 5-15,  87. Fig. 5-15: Intrinsic bend of the tube All tubes have an intrinsic bend.
  • Page 88 Maintenance and cleaning P 700 IQ Insert the mounting aid (included in the scope of delivery) between the rotor plate and the hose. See Fig. 5-17,  88. Fig. 5-17: Inserting the mounting aid Push the mounting aid completely inside. The mounting aid presses the tube into the dent.
  • Page 89 P 700 IQ Maintenance and cleaning The tube is now in the dent. See Fig. 5-20,  89. Fig. 5-20: Pump tube in the dent Place the second half of the pump head on the motor shaft. See Fig. 5-21,  89.

  • Page 90: Cleaning The Filter Membrane

    Carry out steps 13…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. Make sure that the liquids run through the tubes in the correct direction and that all tube connections are tight.

  • Page 91: Mechanical Cleaning

    5.4.6.1 Mechanical cleaning Preparations Carry out steps 1…11 in section 5.3.4 Maintenance and cleaning work on the open P 700 IQ,  74. Switch off the filtration pump (with the Start/Stop key, or switch off the whole analyzer). Pull the filtration unit out of the basin or channel.

  • Page 92: Chemical Cleaning

    Restarting the Carry out steps 15…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.6.2 Chemical cleaning Chemical cleaning is recommended if mechanical cleaning no longer brings any significant improvement, i.e. the negative pressure set on the manometer no longer reduces significantly after mechanical clean- ing.
  • Page 93 P 700 IQ Maintenance and cleaning Preparation Base solution Yield instructions Household hygienic Add sufficient water cleaner based on to 1.5 l hygienic sodium hypochlorite cleaner so that the volume is 6 l Techn. sodium hypo- Add sufficient water chlorite solution (13...

  • Page 94: Exchanging The Filter Membrane

    Restarting the Carry out steps 13…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.7 Exchanging the filter membrane ATTENTION If the filter membrane is dismounted, inevitably it must also be replaced.

  • Page 95: Storing A Used Filter Membrane

    Switch on the filtration pump with the Start/Stop key. Restarting the Carry out steps 13…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.8 Storing a used filter membrane Proceed as follows to store the filter membrane: Mechanically clean the filter membrane.

  • Page 96: Cleaning The Suction Tube Of The Sample Filtration

    Carry out steps 13…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.10 Cleaning the suction tube of the sample filtration The suction tube brings the sample from the filter membrane module to the overflow vessel via the filtration pump.From time to time it can be...
  • Page 97 Proceed as follows to clean the suction tube: Preparations Carry out steps 1…11 in section 5.3.4 Maintenance and cleaning work on the open P 700 IQ,  74. Switch off the filtration pump (with the Start/Stop key, or switch off the whole analyzer).
  • Page 98 Maintenance and cleaning P 700 IQ Clean the overflow vessel with a brush, water, descaler or deter- gent. Subsequently, thoroughly rinse the overflow vessel with water to remove any detergent residues. If necessary: Clean the filter membrane (see section 5.4.6 Clean- ing the filter membrane, ...

  • Page 99: Performing A Hydraulic Check

    Restarting the Carry out steps 13…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.11 Performing a Hydraulic check You can check the functioning of the valves and pump. After the Hydraulic check function has been started ...

  • Page 100: Performing An Led Check

    Restarting the Carry out steps 15…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. 5.4.12 Performing an LED Check You can check the functioning of the measurement LED on the open P 700 IQ.
  • Page 101 P 700 IQ Maintenance and cleaning In the calibration and service menu, select More . . . , then the LED Check function. Start the LED Check function. LED CHECK Cycle: LED (on/off) - LED (on/off) - LED (on/off) - LED (on/off) -...
  • Page 102 If the LED does not light up at all or does not light up as described:  Decommission the P 700 IQ.  Contact the service department. Restarting the Carry out steps 15…21 in section 5.3.4 Maintenance and clean- measuring operation ing work on the open P 700 IQ,  74. ba75998e05 03/2015...
  • Page 103 Cause Remedy Temperature in the housing of See log book the P 700 IQ outside the permit- Automatic or manual measure- ted operating temperature ment is only possible if the oper- ating temperature in the housing is adhered to...
  • Page 104 What to do if ... P 700 IQ Implausible measured values Cause Remedy Wait for another measurement Calibration error Carry out calibration Measuring cell of the photometer Carry out cleaning procedure unit dirty Container for reagent RE 2.5 is Exchange RE 2.5...
  • Page 105 IQ S cable to the Install an additional power ENSOR P 700 IQ too long (voltage drop supply module (MIQ/PS) in the too great) vicinity of the sensor Electrical connection between Starting with the power supply...
  • Page 106 What to do if ... P 700 IQ ba75998e05 03/2015...

  • Page 107: Technical Data

    All specifications concerning the measuring accuracy refer to the use of suitable standard solutions. 7.2 Application characteristics Suitability and areas of The P 700 IQ analyzer is designed for online measurements of the application orthophosphate concentration (PO4) in aqueous samples, especially for phosphorus elimination in wastewater treatment plants.

  • Page 108: General Data

    Lateral view: Required space Space to open the lid approx. 200 Access to lid screws from both sides Opening angle approx. 500 180 ° Space for connections Fig. 7-1: Dimension drawing of P 700 IQ housing (dimensions in mm) ba75998e05 03/2015...
  • Page 109 P 700 IQ Technical data approx. 20-50 Fig. 7-2: Dimension drawing of P 700 IQ, installation on a mounting stand (dimensions in mm) approx. Height variable Rail pipe diameter max. 50 mm Fig. 7-3: Dimension drawing of P 700 IQ, rail mounting (dimensions in mm)
  • Page 110 Technical data P 700 IQ Ambient conditions Temperature range  Operation with climate kit - 20 … +40 °C ( - 4 … + 104 °F) without climate kit + 15 …+40 °C (+ 59 … + 104 °F)  Storage -20 …+50 °C (-4 …...
  • Page 111 P 700 IQ Technical data Light source for photome- LED, 420 nm (violet) Filtration unit Membrane surface: 1000 cm Cut-off limit: < 0.45 µm Max. operating temperature: 45 °C (113 °F) Max. suction height: 5 m pH value: 2…11.5 Housing: PVC...

  • Page 112: Electrical Data

    Technical data P 700 IQ Test certificates 230 V AC 115 V AC CE, cETLus 7.4 Electrical data Input voltage Depending on the selected variant: 230 V AC, 50 Hz or 115 V AC ±10% / 60 Hz Fuse protection of the...

  • Page 113: Consumption Data

    P 700 IQ Technical data  Isolation ≥ 500 V IQ S cable ENSOR  Temperature-resistant in a range of (SNCIQ, SNCIQ/UG, SACIQ) -20 °C…+80 °C,  weather-resistant (year-round)  watertight (cable sheath) Requirements on the: Nominal voltage: Power supply 230 V AC ±...
  • Page 114 Technical data P 700 IQ ba75998e05 03/2015...

  • Page 115: Indexes

    IQ S system ENSOR for the P 700 IQ analyzer. Information on the contents and structure of the log book and the structure of the message code is given in the L...
  • Page 116 Indexes P 700 IQ Message code Message text EC13Bx Automatic calibration error: Calibration standard could not be deter- mined or is not suitable for current measurement range. System stopped! * Check the current measurement range * Check the used calibration standard...

  • Page 117: Info Messages

    P 700 IQ Indexes 8.1.2 Info messages The analyzer does not generate any info messages. 8.2 Status info The status info is a coded piece of information on the current status of a sensor. Each sensor sends this status info to the controller. The status info of sensors consists of 32 bits, each of which can have the value 0 or 1.
  • Page 118 Indexes P 700 IQ ba75998e05 03/2015...

  • Page 119: Glossary

    P 700 IQ Appendix 9. Appendix 9.1 Glossary Absorbance Logarithmic measure for the absorption of the sample; negative decadic logarithm of the transmission. Adjusting To manipulate a measuring system so that the relevant value (e. g. the displayed value) differs as little as possible from the correct value or a value that is regarded as correct, or that the difference remains within the tolerance.
  • Page 120 Appendix P 700 IQ Firmware The software permanently assigned to an instrument. Ground fault circuit Earth leakage circuit breaker. An electrical assembly group that interrupter switches off a circuit as soon as the strength of current in the phases does not exactly agree with the strength of current in the neutral con- ductor.
  • Page 121 P 700 IQ Appendix Resistance Short name for the electrolytic resistivity. It corresponds to the recipro- cal value of the electrical conductivity. Resolution Smallest difference between two measured values that can be dis- played by a meter. Slope The slope of a linear calibration function.
  • Page 122 Appendix P 700 IQ ba75998e05 03/2015...
  • Page 124 For more information on how Xylem can help you, go to xyleminc.com. ® Service address: Xylem Analytics Germany Sales GmbH & Co. KG Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany Tel.: +49 881 183-325 Fax: +49 881 183-414 E-Mail wtw.rma@xyleminc.com Internet: www.WTW.com Xylem Analytics Germany GmbH Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany...

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