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EXPERTS IN WATER CHEMISTRY SINCE 1903
9031CX Sodium Analyzer
User Manual
101-045-E.1

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Summary of Contents for Waltron 9031CX

  • Page 1 EXPERTS IN WATER CHEMISTRY SINCE 1903 9031CX Sodium Analyzer User Manual 101-045-E.1...
  • Page 2: Waltron Customer Commitment

    It is Waltron’s commitment to provide the customer with timely and accurate technical service and support. Waltron fully expects the customer to be satisfied with the quality, performance, and cost of this product. If there are any questions or concerns regarding this product, please feel free to contact Waltron at (908)-534-5100.
  • Page 3: Safety

     Follow all regulations and warning labels when disposing of chemicals. Do not mix chemicals. To obtain analyzer safety information or Safety Data Sheets (SDS), please contact Waltron or logon to www.waltron.net. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 4: Warranty Agreement

    If, within one year from the date of shipment, the customer experiences any equipment defects or is not satisfied with the analyzer manufacturing, Waltron will repair, or at its option, replace any defective part(s) free of charge. This warranty requires that the defective part(s) be returned to Waltron with shipping charges prepaid.
  • Page 5: Checklist Of Materials

    Checklist of Materials CHECKLIST OF MATERIALS  In order to ensure customer satisfaction, Waltron does its best to provide adequate and timely packaging and shipping services. Please perform the following after receiving a shipment:  Inspect all shipping containers upon receipt and record any visible damage. If there are any outward signs of damage, please retain all containers and packages for inspection by carrier.
  • Page 6: Symbol Definitions

    ESD HAZARD: Danger of an electro-static discharge to which equipment may be sensitive. Observe precautions for handling electrostatic sensitive devices. Protective Earth (PE) terminal: Provided for connection of the protective earth (green or green/yellow) supply system conductor. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 7 47 of the NZ Trade Marks Act. The mark is only to be used in accordance with conditions laid down by ACMA and RSM. This mark is equal to the CE Mark used in the European Union. N314 directly under the logo is Waltron’s unique supplier identification number. Waltron User Manual 101-045-E.1...
  • Page 8: Table Of Contents

    Warranty Agreement ......................3 Checklist of Materials ......................4 Symbol Definitions ........................ 5 Table of Contents ........................7 Introduction ........................9 Overview of the 9031CX Sodium Analyzer ....................9 1.1.1 Checklist of Materials .......................... 9 1.1.2 Main features ............................9 System description &...
  • Page 9 Spare parts ........................47 Consumable Spare Parts ..........................47 Recommended Spare Parts ........................47 Additional Spare Parts ..........................47 Troubleshooting ......................48 Specifications ....................... 50 Appendix 9031CX ......................51 Appendix Panel Mount ....................52 Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 10: Introduction

    CHECKLIST OF MATERIALS 1.1.1  In order to ensure customer satisfaction, Waltron does its best to provide adequate and timely packaging and shipping services. Please perform the following after receiving a shipment:  Inspect all shipping containers upon receipt and record any visible damage. If there are any outward signs of damage, please retain all containers and packages for inspection by carrier.
  • Page 11: System Description & Architecture

    Introduction SYSTEM DESCRIPTION & ARCHITECTURE The 9031CX Sodium analyzer system is comprised of the following: Wet-Section (Sensor Unit) a. Hydraulic panel consisting of constant head, flowcell, tubing, thermistor and solenoid valve b. Sodium and reference electrodes c. Reagent container d. Separate sodium standard solution containers (Low and High)
  • Page 12: Wet Section Unit

    Introduction WET SECTION UNIT 1.2.1 The 9031CX Sodium system is capable of monitoring sodium concentrations in sample feed. The solenoid valve is used to select between analyzing the sample, and accessing calibration standard 1 (Low)/calibration standard 2 (High) during calibration.
  • Page 13: Installation

    Mount the analyzer in a clean, vibration-free area avoiding direct radiant heat, sunlight and drafts. Avoid areas containing chlorinating equipment. The 9031CX Sodium analyzer default design is comprised of two separate sections (transmitter and wet section). The sensor unit can be mounted separately as long as it is no more than 330 feet (100meters) from the transmitter unit.
  • Page 14: Mounting The Transmitter Unit

    Transmitter unit is a NEMA 4X rated enclosure with cable glands for wiring. Size and layout of transmitter is shown below. Figure 4 Dimensions of the transmitter unit. (All dimensions in inches) Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 15: Sample Requirements

    If necessary, customer may choose to use sample cooling and pressure reducing equipment. When pressure reducing equipment is being used, a pressure relief valve should be installed between the sample point and sample inlet to ensure maximum safety. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 16: External Piping Connections

    Figure 6 Bottom of the wet section case, with sample inlet and drain connections ELECTRODE INSTALLATION PROBE CONNECTIONS 2.2.1 Wires coming from Pre-Amp Quick connect electrode connection Sodium Reference (Measuring) Electrode (Refillable Electrode version shown) Probe positioning clamp (finger tighten) Flowcell Figure 7 Probe connections Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 17: Probe Installation

    Tip of reference electrode electrode positioned positioned 5mm into just off bottom of sample (approximately flowcell even with the tip of the measuring electrode) Figure 8. Proper installation of the electrodes in the flowcell. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 18: Automatic Kcl Refill System (Optional)

    6. Poke a small hole in the top of the bottle so KCl flows freely and vacuum does not form. 7. Rinse off any spilled KCl with DI water before installing probe in the flowcell. (KCl will interfere with sample reading if it gets in the flowcell.) Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 19: Electrical Connections

    Installation ELECTRICAL CONNECTIONS WET SECTION UNIT 2.3.1 Constant Pre-Amp Head Reagent Buffer Entrainment Sodium Measuring Electrode Solenoid Valve Reference Electrode Flowcell Block Thermistor Drain Figure 9 Wet section layout and connections Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 20: Pre-Amp Unit

    Electrode – J1 Measuring Electrode – J1 The pre-amplifier unit has 3 connection terminals (J1, J2, J3) shown below: Figure 10 Pre-amplifier layout. Pin 1 of all the connectors is shown in black. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 21 Blue Wire : From +ve Thermister to Pin 1 of J2 Red Wire : From -ve Thermister to Pin 2 of J2 Black Heat Shrink (Shield) : From shield to Pin 3 of J2 Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 22: Transmitter Unit

    Switch OFF the power supply and high voltage power-operated control circuits before making any connections. This equipment operates on alternating current (AC) electricity. Always take suitable safety precautions to avoid the possibility of an electric shock. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 23: Connecting The Pre-Amp Output To Transmitter

    Pin 3 Iout2  Pin 4 FGnd ATTENTION In case no load is connected, it is advisable to connect a 470-ohm load resistor between Pin 1 & 2 and Pin 3 & 4 respectively. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 24: Connecting The Alarm(S) Outputs To Transmitter

    An RS-485 serial port is provided on the CPU card J7 The pin out of the connector is as shown below:  Pin 1  Pin 2 Data +  Pin 3 Data - Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 25: Operating The Analyzer

    Operating the analyzer 3 OPERATING THE ANALYZER ANALYZER OPERATION Figure 128 Sample flow during normal operation Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 26 Operating the analyzer The 9031CX Sodium analyzer system is comprised of separate combination sheet metal and plastic enclosures. The internal hydraulic components and tubing are mounted onto a sample panel connected to the cabinet. Sample enters through the inlet compression fitting at the bottom of the case and first passes through the heat exchanger.
  • Page 27: Alarms

    SAMPLE CONCENTRATION ALARMS 3.2.1 When the 9031CX Sodium system is in normal operation mode one alarm operates as a “low” alarm and the other operates as a “high” alarm. The CONC LOW alarm is activated when the sodium level decreases below the set value. The CONC HIGH alarm is activated when the sodium level increases above the set value.
  • Page 28: Getting Started

    If the analyzer is being started up for the first time, or if it was not in operation for a long time, the user should perform a calibration as detailed in Section 3.7.2. SOFTWARE STRUCTURE MAP Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 29: Main Menu

    High (1000ppb) sodium standard. Once High Sodium Standard bottle is connected the user must press ENTER and the solenoid is again activated thus allowing High Sodium Standard on to flow through the flowcell. The analyzer Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 30 When flow of the high standard solution is stopped, the calibration is complete and calibration values for mV1 and mV2 are stored in the Calibration Data Log. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 31: Process Calibration

    “Process cal. value” window. If you wish to make changes to the entered value, press the number “XX.X ppb” to edit the value and hit “ENT” again. Press “CALIBRATE” when ready. The Process Calibration will begin. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 32 Any calibration cycle or Grab Sample cycle may be interrupted at any time by pressing the ABORT OPERATION button. Once the calibration process is aborted, the measurement screen is displayed. To abort the operation: From the Commands window, press the “ABORT OPERATION” button. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 33: Display Window

    Strength: Percentage of mV1 reading vs mV2 (also referred to as slope) Flow input: Displays flow switch output (default ok if no flow switch is installed) Electrode: Displays user inputted vale for electrode identification (useful for recording date of electrode replacement, etc) Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 34: Checks Window

    The text within the button will turn red when the valve/relay is open. To simulate the 4-20mA output press on the button and then enter a value as a percentage into the white box using the keypad. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 35: Datalog Selection Window

    To access the Datalog Selection Window: From the Main Menu, press the “DISPLAY” button. Then press the “DATALOG” button. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 36 The last 10 alarms are saved under the Alarms Datalog with red text. The user may press on the red text to turn it green to indicate the alarm has been addressed. A description of all the alarms are given in Section 3.2 Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 37 Each result is recorded with the Time and Date the calibration occurred, Strength (or slope), Outcome (pass or fail), and mV1 and mV2 (the readings in mV of the low and high calibration standards). Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 38: Main Menu - Service Mode

    CONFIGURATION MENU – SERVICE MODE The Configuration Window will give you access to calibration setup and general settings. To access the Configuration Menu: From the Main Menu under service mode, press the “CONFIGURATION” button. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 39: Calibration Setup Window

    High conc.alarm: set the alarm limit for high concentration of sodium sample Measure range: set the measurement range Temp.range: enter the upper limit of your temperature range Time & date: enter the time and date for the analyzer’s internal clock Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 40: Service Menu - Service Mode

    Cal 1: displays the mV reading of calibration standard 1 from the last calibration mV Cal 2: displays the mV reading of calibration standard 2 from the last calibration Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 41: Troubleshooting

    Make sure standard containers (CAL1 and CAL2) are full of solution.  Make sure the low 100ppb standard is connected to Cal1 tubing and high 1000ppb standard is connected to Cal2 tubing. Note that the high standard is red in color. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 42: Maintenance

    In warm weather pressure increases in the bulk container of ammonia and the cap must be released with care. Waltron uses a 28 - 30% w/v solution (0.89 s.g.) which is recommended. Refer to section 5.7 which relates to sodium concentration and pH.
  • Page 43: Standard Solutions

    Waltron offers Sodium Standard, 100 ppb, in a 5 gallon container. Part Number N1234-544.  Waltron also offers Sodium Standard, 1 ppm, in a 5 gallon container. Part Number N1234-545. Note that the high calibration standard is red in color.
  • Page 44: Etching Solution

    REFERENCE ELECTRODE FILL SOLUTION (FOR USE WITH N3010-174) ATTENTION Waltron offers a stock solution of 3.0 M Potassium Chloride in a 2oz. size. Part Number N1234-547. This solution is required for refilling the reference electrode at extended intervals. This solution should be stored in a tightly sealed plastic bottle.
  • Page 45: Scheduled Servicing

    It is important not to exceed the etching time or the performance of the CAUTION electrode may be permanently degraded.  Dispose of the etching solution by diluting to waste with plenty of water. Use fresh etching solution each time. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 46: Shut-Down Procedure (Prolonged Shut-Down, 1+ Months)

    For storing the Gel-filled reference electrode, fill the rubber teat with a dilute KCl solution (part number N1234-547) and push teat over the end of the electrode. Do not let either electrode dry out. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 47: Ph Effects

    0.5ppb Na+, the pH must be greater than 11.4 ATTENTION If the buffer is allowed to become completely exhausted, the reading may be very erratic due to the lack of ionic strength adjustment of the high purity sample. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 48: Spare Parts

    10 Micron Filter W9040-053 Filter Housing P2000-022B Pre-Amp, 9031CX, Complete Entrainment “T” Assembly N2554-066A P5000-019 Transmitter Assembly P2000-056 Solenoid Valve Assembly P2000-054 Solenoid Cable Assembly N1152-169 Pressure Relief Valve N2554-067C Heat Exchanger Assy, 9031CX Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 49: Troubleshooting

    Verify operation of solenoid valve. Calibration Fail Strength is close to zero. Check level of salt bridge solution in reference electrode. Calibration Fail Strength is close to zero. Faulty reference electrode. Replace with one of known performance. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 50 No thermistor response. Clean/replace thermistor. Check SENSOR FAIL” thermistor connection at pre-amp. Display read “OVR” Signal from electrodes too Check sample concentration. Check high – sample electrode connections and pre-amp. concentration over maximum range (>10ppm) Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 51: Specifications

    Sample should be filtered to at least 60 microns, free of film forming compounds Power Consumption Less than 20VA 1/4” Swagelok Sample Inlet Fitting Nozzle that fits 3/8” hose connection Sample Outlet Fitting Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...
  • Page 52: Appendix 9031Cx

    -180.83 2 ppm -163.02 5 ppm -139.47 10ppm -121.67 Approximate electrode mV outputs for calibrations using Waltron Electrodes: Refillable Reference Electrode Gel-Filled Reference Electrode mV 1 (100 ppb) mV 2 (1 ppm) mV 1 (100 ppb) mV 2 (1 ppm)
  • Page 53: Appendix Panel Mount

    This Appendix shows the schematics of the Retrofit Panel Mount Bracket option for the transmitter case for panel mounting over an existing 9030 panel cut-out and the dimensions of the required cut-out for panel mounting the transmitter without the retrofit faceplate. Waltron User Manual 101-045-E.1 9031CX Sodium Analyzer...

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