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Technical data

CA76NA

Hauser

Supply pressure

1.0 to 5.0 bar (14.5 to 72.5 psi)

pH of the sample

CA76NA-**AD

pH 3.5 to 11 (unbuffered)

CA76NA-**AE

pH 2 to 4 (alkalinity: based on pH 2 acidified with

HCl and buffered with 225 ppm CaCO

)

Sample flow rate

10 to 15 l/h (2.64 to 3.96 gal/hr)

Sample supply

• 1 to 6 input channels with pressure regulator (regulates pressure to approx. 0.8 bar

(11.6 psi))

• additional lab sample

• pH regulation to pH 11

14.7 Mechanical construction

Dimensions

→  15

Weight

Approx. 23 kg (50.7 lbs)

Hose specification

Medium inlet

• Externally toleranced PE or PTFE hose with outer diameter of 6 mm on quick-release

coupling

• Hose minimum length: 200 mm (7.87 in)

Medium outlet

• Sample conditioning unit outlet: hose measuring 6 x 4 mm

• Overflow vessel outlet, hose measuring 6 x 4 mm

• General outlet: hose measuring 11 x 8 mm

• Overflow valve outlet, 8 x 6 mm

Содержание CA76NA

Страница 1: ...Products Solutions Services Operating Instructions CA76NA Analyzer for sodium BA01706C 07 EN 04 22 00 71578460 2022 04 01 Valid as of version V1 14 00...

Страница 2: ......

Страница 3: ...connection check 21 7 Operation options 22 7 1 Structure and function of the operating menu 22 8 Commissioning 23 8 1 Preliminaries 23 8 2 Setting up PROFIBUS communication 29 8 3 Function check 30 8...

Страница 4: ...o a dangerous situation Failure to avoid the dangerous situation can result in a fatal or serious injury LCAUTION Causes consequences If necessary Consequences of non compliance if applicable Correcti...

Страница 5: ...n sources of ignition and smoking are forbidden Eating and drinking are forbidden Wear eye protection goggles Wear safety gloves Reference to device documentation 1 2 Documentation The following instr...

Страница 6: ...Quality assurance of demineralization systems and seawater desalination Quality assurance of the ultrapure water circuit in the semi conductor and electronics industry Use of the device for any purpos...

Страница 7: ...ved Devices connected to the analyzer must comply with the applicable safety standards 2 6 IT security We only provide a warranty if the device is installed and used as described in the Operating Inst...

Страница 8: ...Main components 1 Power switch 7 Bottle for lab sample 2 Electronics unit 8 Sample conditioning unit controls and filters the flow of sample 3 Amplifier 9 Measuring unit with supply vessel 4 Bottle w...

Страница 9: ...ncluding measuring unit and supply vessel 1 Sample outlet circuit 7 Housing outlet 2 Outlet after alkalization pump 8 Sample outlet calibration 3 Inlet of alkalization pump 9 Temperature sensor 4 Inle...

Страница 10: ...channel opens The sample flows to the overflow vessel The rest of the time the sample drains off via the bypass at the solenoid valve 4 Each channel needs a minimum overpressure of 0 5 bar 7 3 psi an...

Страница 11: ...gm KCl electrolyte gel AgCl S Ag The potential of the sodium electrode is measured against the reference of the pH electrode 3 1 5 Calibration unit The calibration unit consists of the following main...

Страница 12: ...y adding an alkalization reagent e g diisopropylamine The sensitivity of the measuring arrangement to interference ions is according to the following rule Ag H Na Li K 3 2 2 Sample conditioning Sample...

Страница 13: ...ur supplier or your local Sales Center 4 1 1 Scope of delivery The scope of delivery comprises 1 analyzer 1 print version of the Brief Operating Instructions in the language ordered The sodium electro...

Страница 14: ...ing glass symbol Enter valid serial number 3 Search magnifying glass The product structure is displayed in a popup window 4 Click the product overview A new window opens Here you fill information pert...

Страница 15: ...suitable protective gloves to protect against mechanical risks Comply with minimum spacing requirements when mounting Use the spacers provided when mounting 5 1 Mounting requirements 5 1 1 Mounting op...

Страница 16: ...to very dusty environments 4 Install the device in a dry environment 5 Make sure that the wall has sufficient load bearing capacity and is fully perpendicular 6 Make sure that the device is horizonta...

Страница 17: ...zer on a vertical surface 10 0 39 200 7 87 10 0 39 560 22 4 ESC A0049178 5 Analyzer CA76NA spacing requirements in mm in Observe the required distances when mounting 5 3 Post mounting check After moun...

Страница 18: ...tention to the polarity and maximum load 500 6 If floating relay outputs are used provide an appropriate backup fuse for these relays at the installation location 7 Observe the values for maximum cont...

Страница 19: ...yzer is operated with 100 to 130 V AC replace the fuse with the T 2 5 A fuse supplied The fuse is located in the cover of the electronics unit 1 Guide the cables through the cable entries on the back...

Страница 20: ...2 NO1 COM1 NC1 X 100 X12A X23 CH1 CH2 X3 X1 F01 PROFIBUS X5 B A GND SH X12B X7 X8 A0041292 L1 N PE NO1 CO M1 NC1 NO2 CO M2 NC2 A CO M B CO M B A GND SH X100 Power supply 100 to 240 V AC 50 60 Hz X1 Re...

Страница 21: ...ot sufficiently tightened must be tightened with 2 Nm for the confirmed level of IP protection Cables cable ends are loose or insufficiently secured Conductive cable strands are left in the device 6 4...

Страница 22: ...bmenu Input menu Input menu Entry mode Entry mode Input menu input value is accepted Key Entry mode Input menu input value is not accepted Input menu Submenu Submenu Main menu Main menu Measured value...

Страница 23: ...e electrical connection is established as described 18 Power supply and medium supply are available Push in couplings All hydraulic connections with hoses feature push in couplings by design Hoses mus...

Страница 24: ...ary pressure SL Standard solution C Overflow level monitor LS Laboratory sample D Alkalization vessel P1 Dosing pump DP Diisopropylamine DIPA P2 Circuit pump E Supply vessel P3 Alkalization pump Conne...

Страница 25: ...medium discharged from the sample conditioning unit and overflow vessel can be directly re introduced into the power plant circuit As alkalization reagent is used the water discharged at the general...

Страница 26: ...the packaging The sodium electrode is marked Na on the shaft The pH electrode has no marking 3 Remove the lower sealing cap with the saline solution If there are any salt crystals on the electrode rin...

Страница 27: ...lectrode as far as it will go into the left hand chamber sodium or right hand chamber pH 6 Tighten the screw connection by hand 8 1 3 Connecting reagent bottles LWARNING Contact of chemicals with eyes...

Страница 28: ...bottles made of solid material e g glass for alkalization reagent There is space for a 2 5 liter bottle on the analyzer 0 66 US gal An empty bottle is supplied as a protective measure 10 Bottle for a...

Страница 29: ...so that the sample flows off evenly at the overflow 1 12 Control valve Set the sample flow to 5 to 10 l h 1 32 to 2 64 gal h at the control valve 2 Wait until sample flows off evenly via the overflow...

Страница 30: ...ing device Switch on the analyzer at the mains switch 8 5 Configuring the measuring device The following steps must be performed once the analyzer has been switched on 1 Wait for a run in period of 4...

Страница 31: ...lect the Mode function and confirm with 5 Select the AUTOMATIC option and confirm with 6 Navigate to the Parameters menu 7 Enter the factory password 2222 or a new password that has been assigned 8 De...

Страница 32: ...te measuring interval Channel 1 Read only Indicates the channel whose measured value is shown on the display MST 1 Read only Displays the name of the channel The channel name can be edited pH C Read o...

Страница 33: ...ogbook contains up to 5600 events The last row contains a filter option which allows the user to perform a simplified search for events Entry No Number of the entry displayed The entries are in chrono...

Страница 34: ...increments for a sodium calibration including the measured mV values S E0 mV Read only Slope standard electrode potential C0 C Read only Initial concentration average calibration temperature Error Re...

Страница 35: ...ed normal device operation is guaranteed If ON is selected all the information output by the device is frozen Measured values errors and alarms are not forwarded Switch on this function if performing...

Страница 36: ...Temp Displays the zero point shift S mV D Enter the average temperature of the buffer solutions deactivatable temperature compensation E0 mV Displays the slope Meas pot mV Displays the measuring poten...

Страница 37: ...are possible for relay 2 OFF No message Test Relay test function Warning The relay reports all warnings all calibration errors E1 to E7 No Sample E10 Limit E20 Limit The relay reports only when the c...

Страница 38: ...gain in the defined time which must be configured under WaterTest MBF Channel Select the channel for the supply of MBF water MBF mixed bed filter Select a channel where medium is available continuousl...

Страница 39: ...ter that is low in sodium In contrast to calibrations the regeneration process requires significantly less time thereby minimizing the time when the analyzer is not available for measurements If the o...

Страница 40: ...us 1 126 Factory setting 126 Configure the slave address of the analyzer Names of Meas Points You can assign customized measuring point names to the individual channels 1 Select a maximum of 7 letters...

Страница 41: ...n 20 2 INT16 Time until next Na regeneration Displays the time until the next Na regeneration min Status 2 22 4 REAL S Na Slope of the last Na calibration mV dec 26 4 REAL E0 Na E0 value from the last...

Страница 42: ...dium concentration of channel 5 ppb g l 86 1 BYTE Status C5 Assignment of channel status 44 87 1 BYTE Reserve C5 88 2 INT16 Measuring time C5 Set measuring time in automatic mode 2 min Channel 6 90 4...

Страница 43: ...r C0 value of the Na calibration is too high 2 Delta U too large Delta U value of the Na calibration is too high 3 STABW too large Standard deviation of Na calibration is too high 4 S Na too low Slope...

Страница 44: ...nnel 5 no time limit switched off by off 6 Start meas ch 6 Starts measurement of channel 6 no time limit switched off by off 7 Start regeneration Starts the automatic regeneration of the Na electrode...

Страница 45: ...CA76NA Operation Endress Hauser 45 Index calibration interval Value Calibration interval Unit 0x00 Off 0x01 4 h 0x02 12 h 0x03 24 h 0x04 48 h 0x05 72 h 0x06 120 h 0x07 168 h...

Страница 46: ...ccurs after a calibration E6 S pH too small Slope of the pH electrode outside the permitted limits only occurs after a calibration E7 S pH too large Slope of the pH electrode outside the permitted lim...

Страница 47: ...00 S mV D 25 0 C Parameters Basic Settings Parameter Default value Unit g l ppb Language English WaterTest On MBF Channel 1 Autostart On Date Current date Scan Time Current time Parameters Measuremen...

Страница 48: ...d W 1111 Password P 2222 10 3 Firmware history Date Version Changes to firmware Documentation 06 2022 V1 14 00 Complete revision BA01706C 04 22 10 2019 V1 13 02 Extension to include PROFIBUS function...

Страница 49: ...de As needed approx Once a month Cleaning the flow through cell As needed approx every 2 months Replace the alkalization reagent Every 6 months Check the lines for leaks As needed every 6 months at th...

Страница 50: ...er cartridge while paying attention to the flow direction indicated on the adhesive label on the filter 4 Fit the medium supply hose with the quick release coupling back on 11 2 3 Cleaning the measuri...

Страница 51: ...om the measuring unit 2 Loosen the Allen screws AF4 of the cover and then remove the cover 3 Empty the measuring unit e g with a pipette 4 Untighten the hose connections of the measuring unit To do so...

Страница 52: ...ose the O ring fitted in the measuring unit 6 Loosen the 2 PH2 Phillips screws on the cover of the liquid control unit and open the cover 7 Unscrew the hose to the circuit pump 8 Hold the measuring un...

Страница 53: ...ting Mode Mode AUTOMATIC 11 2 4 Calibrating the pH electrode You can obtain good results with buffers with pH values of 4 and 7 The pH value of buffer pH1 should be lower than that of buffer pH2 Both...

Страница 54: ...Automatically calibrating the sodium electrode The analyzer has a built in function for automatic calibration Set the calibration interval for automatic calibration for this function 1 Navigate in th...

Страница 55: ...to remove the bubbles Do not allow the glass bulbs of the electrodes to become dry Fit protection caps on the electrodes Remove electrodes from the left sodium and or the right pH chamber 5 NOTICE The...

Страница 56: ...left hand chamber sodium or right hand chamber pH 6 Tighten the electrode coupling finger tight 11 2 7 Measuring the laboratory sample The measurement of a laboratory sample makes it is possible to C...

Страница 57: ...goggles protective gloves and a lab coat when working with chemicals Avoid any skin contact with chemicals Do not inhale any vapors Ensure the area is well ventilated Comply with further instructions...

Страница 58: ...op up the bottle with 0 5 liter 16 9 fl oz of standard solution 5100 g l ppb Na and screw it back into the holder 6 Under Maintenance Reagent Exchange select the Yes option 7 After replacing execute t...

Страница 59: ...adapter required for connection to the analyzer the bottle connection including thread adapter nut and seal are ready to use Bottles with alkalization reagent with GL45 thread A different union is sup...

Страница 60: ...Ensure the area is well ventilated Measuring unit If the analyzer has not been in operation for more than 3 days it must be taken out of service to avoid any damage to the device Proceed as follows to...

Страница 61: ...uote the serial number of the device when ordering spare parts 12 3 Return The product must be returned if repairs or a factory calibration are required or if the wrong product was ordered or delivere...

Страница 62: ...f the analyzer is mounted or disassembled incorrectly Two people are needed to mount and disassemble the analyzer Wear suitable protective gloves to protect against mechanical risks Comply with minimu...

Страница 63: ...alyzer order the sodium electrode pH electrode and standard solution as a starter kit accessory pH electrode Sodium electrode Standard solution Order No 71358762 13 1 2 Electrode kit Sodium electrode...

Страница 64: ...6NA 64 Endress Hauser Sodium standard solution Standard solution 5100 g l ppb Na 500 ml 16 9 fl oz Order No 71358761 13 1 7 Other accessories Threaded adapter for alkalization bottle GL45 IG S40 AG Or...

Страница 65: ...liant acc to IEC 61158 Data transmission rate 9 6 kbit s 12 Mbit s Galvanic isolation Yes Connectors M12 socket as per IEC 61072 2 101 5 pin b coded For version with PROFIBUS DP Maximum of two analog...

Страница 66: ...to 240 V AC voltage level If the analyzer is operated with 100 to 130 V AC replace the fuse with the T 2 5 A fuse supplied The fuse is located in the cover of the electronics unit Power consumption 4...

Страница 67: ...Ambient temperature range 5 to 45 C 41 to 113 F Storage temperature 0 to 50 C 32 to 122 F Alkalization reagent and electrodes Store the alkalization reagent and electrodes at temperatures above 5 C 41...

Страница 68: ...ressure regulator regulates pressure to approx 0 8 bar 11 6 psi additional lab sample pH regulation to pH 11 14 7 Mechanical construction Dimensions 15 Weight Approx 23 kg 50 7 lbs Hose specification...

Страница 69: ...aintenance Maintenance schedule 49 Maintenance tasks 49 Menu 35 Taking out of service 60 Measured value display 32 Measured variables 65 Measuring range 65 Measuring system 10 Measuring the laboratory...

Страница 70: ...ching on 30 Symbols 4 5 T Taking out of service 60 Technical data Environment 67 Input 65 Mechanical construction 68 Output 65 Performance characteristics 66 Process 67 Relay outputs 65 Technical pers...

Страница 71: ......

Страница 72: ...www addresses endress com 71578460 71578460...

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