DYS DWA-3000B-DO Operating Instructions Manual
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DYS DWA-3000B-DO Operating Instructions Manual

Microprocessor based do analyzer
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Operating & Instruction Manual
DWA-3000B-DO
Microprocessor based DO Analyzer

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Summary of Contents for DYS DWA-3000B-DO

  • Page 1 Operating & Instruction Manual DWA-3000B-DO Microprocessor based DO Analyzer...

  • Page 2: Table Of Contents

    DWA-3000B-DO ANALYZER Table of Content 1. Introduction--------------------------------------------------------------------------------------------------------------------------------------- 3 2. Summarized Outline------------------------------------------------------------------------------------------------------------------------------ 3 3. Warning and Caution ---------------------------------------------------------------------------------------------------------------------------- 3 1) Warning 2) Caution 4. Process Applications------------------------------------------------------------------------------------------------------------------------------- 4 5. Special Features----------------------------------------------------------------------------------------------------------------------------------- 5 6. Specification -------------------------------------------------------------------------------------------------------------------------------------- 5 7. Function Key Description------------------------------------------------------------------------------------------------------------------------- 6 8. CONFIGURE MODE Function Set-Up Detail----------------------------------------------------------------------------------------------------- 6 9.

  • Page 3: Introduction

    Oxygen analyzer to read and transmit the signal inputted directly in the sensor. Dissolved Oxygen Analyzer(DWA-3000B-DO) has all built-in circuit necessary to output and transmit 4~20 ㎃ including the isolation function, provides reliable data even in using at any monitoring process and control.

  • Page 4: Process Applications

    DWA-3000B-DO ANALYZER WARNING ▪ Be sure to be same between the set-up power supply inside and power supply in use in case of running the current and voltage. ▪ Be sure to use the rated fuse or under, which is mounted in the power-supply.

  • Page 5: Special Features

    DWA-3000B-DO ANALYZER 5. Special Features ▪ Microprocessor-based Digital Program Controller. ▪ Wide graphic LCD screen and illumination function (Graphic LCD 160*128 Dots) ▪ Retrieval of analyzer status data information (Per TMS Communication Standard Regulation of Ministry of Environment) ▪ RS-232C/DC POWER MODEM Interface Communication for TMS ▪...

  • Page 6: Function Key Description

    DWA-3000B-DO ANALYZER 7. Function Key Description Enter to Set Up Mode. CONFIG Enter to Calibration Mode & Change of Input Data digits. Change Input Data values. Change Input Data values. Change Input Data values & Manual Cleaning Instruction. Moving of Input Data Item & Calibrating Instruction of Calibration Mode.
  • Page 7 DWA-3000B-DO ANALYZER 2) ZERO Calibration CAUTION ▪ Check if any cracks or abnormalities exist on Sensor by all appearances after unpacking. If any abnormalities are found, contact the Supplier.. ▪ Be sure to execute calibration prior to operation to adjust the electrical characteristics of Sensor &...
  • Page 8 DWA-3000B-DO ANALYZER C A L I B R A T I O N Z e r o 0 0 0 . 0 m g / L C A L S p a n 0 8 . 1 1 m g / L C A L 제...

  • Page 9: Do Measurement

    DWA-3000B-DO ANALYZER 10. DO Measurement 주 의 ▪ Be sure to calibrate prior to the installation of instrument. ▪ To be displayed on LCD screen in real time once the initial power is supplied. ▪ Measuring item, temperature, measuring value, measuring unit, measuring graph & status information are displayed.

  • Page 10: Configure Mode (Set-Up Change)

    DWA-3000B-DO ANALYZER 11. CONFIGURE MODE (Set-Up Change) 1) Sensor Calibration (Sensor parameter) ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 11 DWA-3000B-DO ANALYZER 2) Sensor Calibration (Sensor Setting) ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 12 DWA-3000B-DO ANALYZER 3) Temperature Parameter ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 13 DWA-3000B-DO ANALYZER 4) External Contact Output Set-Up ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 14 DWA-3000B-DO ANALYZER 5) Analogue Output Set-Up ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 15 DWA-3000B-DO ANALYZER 6) Cleaning Contact Output Set-up ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 16 DWA-3000B-DO ANALYZER 7) Trend Setting ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .
  • Page 17 DWA-3000B-DO ANALYZER 8) Time Set-Up ▪ Press key to start with below screen. CONFIG C O N F I G U R E 1 . S e n s o r p a r a m e t e r 2 .

  • Page 18: Other Function Set-Up

    DWA-3000B-DO ANALYZER 12. Other Function Set-Up 1) Manual Cleaning Press key to start the cleaning and stop automatically after cleaning at the Measurement Mode. 2) Clearing of Trend Screen Press the key for 3 seconds at the Measurement Mode to clear the current Trend Value...

  • Page 19: Installation

    DWA-3000B-DO ANALYZER 13. Installation The main unit of instrument is constructed with DIN144 size utilizing the panel mounting components to install at the desired site. The Detection Section shall be fastened with genuine bracket component of standard size. Special attention shall be paid on following items when installing the instrument and the detection section.

  • Page 20: Wiring

    DWA-3000B-DO ANALYZER 14. Wiring Connect the Contact Output, Cleaning Output & Current Output in accordance with the marking shown on the Terminal Block located in the instrument.
  • Page 21 DWA-3000B-DO ANALYZER Connect the Sensor Cable in accordance with the marking shown on the Terminal Block located in the instrument. Connect the Power Supply line in accordance with the marking shown on the Terminal Block located in the instrument. Check the Input Power Supply and Power Supply Switch before connection of Power...

  • Page 22: Outward Appearance

    DWA-3000B-DO ANALYZER 15. Outward Appearance 22.4 8.00 mg/L CONFIG ENTER...

  • Page 23: Cause Of Trouble And Troubleshooting

    DWA-3000B-DO ANALYZER 16. Cause of Trouble and Troubleshooting Symptom Most Probable Cause Troubleshooting - Accumulation of Alien Materials - Clean Sensor on Sensor - Replace Membrane or Excessive Fluctuation - Damage on the sensor membrane Sensor of Display Value - Check the place where bubble...

  • Page 24: Repair Of Defective Electrode

    DWA-3000B-DO ANALYZER 17. Repair of Defective Electrode 1) Checking and Repair of Electrode - Electrode Calibration (period : appox.1 month) : Refer to the operating instruction. - Cleaning of PROBE and electrode (period : 2 weeks∼1 month) : Clean it with water..
  • Page 25 DWA-3000B-DO ANALYZER Oxygen is one of the obstacles in the analysis by Polarography because it makes the analysis of certain ion be difficult due to the easy reduction from inert electrode. You should pay attention to. Remove oxygen by passing through non-reducible gas like nitrogen, then.
  • Page 26 DWA-3000B-DO ANALYZER The reaction in the electrode is : Cathode : O2 + 2H O + 4e‾ ⇨ 4OH‾ Anode : 2Pb ⇨ 2Pb + + 4e‾ + + 4OH‾ ⇨ 2Pb(OH) 2Pb(OH) + 2KOH ⇨ 2KHPbO + 2H The solubility of oxygen and the diffusion rate of membrane depend on the temperature of water, and the temperature compensation will be needed because the amount of the air- saturated oxygen in the water is changeable.
  • Page 27 DWA-3000B-DO ANALYZER 3) Saturated DO table according to the Temperature (JIS) Temp. (℃) 14.16 14.12 14.08 14.04 14.00 13.97 13.93 13.89 13.85 13.81 13.77 13.74 13.70 13.66 13.63 13.59 13.55 13.51 13.48 13.44 13.40 13.37 13.33 13.30 13.26 13.22 13.19 13.15...
  • Page 28 DWA-3000B-DO ANALYZER 4) Saturated DO according to the Temperature and Salinity (JIS) Salinity(ppt) Temp.(℃) 14.16 13.74 13.32 12.90 12.48 12.06 11.64 11.22 10.80 13.77 13.36 12.95 12.55 12.14 11.73 11.32 10.92 10.51 13.40 13.00 12.61 12.21 11.82 11.42 11.03 10.63 10.24...
  • Page 29 DWA-3000B-DO ANALYZER 5) Saturated DO table according to the Temperature (ANSI) Temp. (℃) mg/l (O2) Temp. (℃) mg/l (O2) Temp. (℃) mg/l (O2) 14.621 8.915 6.213 14.216 8.743 6.116 13.829 8.578 6.021 13.460 8.418 5.927 13.107 8.263 5.835 12.770 8.113 5.744...

  • Page 30: Integrated Communication Protocol Standard (Tms Output)

    DWA-3000B-DO ANALYZER 19. Integrated Communication Standard (TMS Output) 1) Summary The Integrated Communication Protocol Standard is designed to follow the protocols & other detail subjects with the Integrated Communication Standard issued by the Department of Integrated Monitoring Network Management, Environmental Management Corporation similar to the National Water Quality Telemonitoring System Network, identifying all the issues created in receiving &...
  • Page 31 DWA-3000B-DO ANALYZER 4) Communication Command Description The Command Code is an instruction requesting the real time measuring data & correction or calibration data calling from the Host (Data Gathering Device) to the Instrument. According to the Communication Protocol Standard of the Integrated Communication Standard issued by...
  • Page 32 DWA-3000B-DO ANALYZER Status Output Code Code Code Description Measuring Error Description Normal Operation Normal Operation Sensor Fault, Parameter Set-Up Error, Operation Error Temperature Sensor Error Create Code immediately On Calibration after moving into the Calibration Menu of Instrument Check & Repair Parameter Correction &...

  • Page 33: Quality Assurance And Post Order Services

    DWA-3000B-DO ANALYZER ☞ 0x02RCHK0x03XX<CR> : Instrument Calibration Start ▪ 0x02 : Beginning of Statement ▪ RCHK : Instrument Calibration Start ▪ 0x03 : End of Statement ▪ XX : Error Test Code ▪ 0x0d : Carriage Return Start of Calibration (FORMAT-3)

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