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Leadtek Turbidity Manual

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Turbidity Controller

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Summary of Contents for Leadtek Turbidity

  • Page 1 Turbidity Controller...

  • Page 2: Table Of Contents

    Content Safe operation procedures--------------------------------------------------------------------------- 2 Instrument use------------------------------------------------------------------------------------------- 2 Product content-------------------------------------------------------------------------------------- --- 2 Specifications----------------------------------------------------------------------------------------- --- 3 Instrument installation--------------------------------------------------------------------------------- 4 Connection label------------------------------------------------------------------------------------- --- 5 Electrode connection figure-------------------------------------------------------------------------- 5 Relay contact protection ------------------------------------------------------------------------------ 6 Display ---------------------------------------------------------------------------------------------------- 7 Key---------------------------------------------------------------------------------------------------------- 8 Keeping mode------------------------------------------------------------------------------------------- 8 Setting----------------------------------------------------------------------------------------------------- 9 Current 1 settings---------------------------------------------------------------------------------------- 10 Current 2 settings---------------------------------------------------------------------------------------- 10 Relay 1 settings------------------------------------------------------------------------------------------- 11...

  • Page 3: Safe Operation Procedures

    6. Please separate the power lines of instrument from other machines that produces high noise in the power lines. Instrument use Instruments are used in industrial measuring of the temperature and turbidity, such as urban wastewater treatment, sanitation network, industrial effluent treatment, surface water monitoring, drinking water etc.

  • Page 4: Specifications

    Specifications Functions NTU/FNU mg/L 0.00 到 4000.0 0.00 到 4500.0 Measuring range Resolution Accuracy < 5% <5% Temp. compensation Temp. range 0.0 to +50.0℃ Temp. resolution 0.1℃ Temp. accuracy ±0.2℃ Data update time 1-60 Second Ambient temperature 0 to +70℃ range Storage temp.

  • Page 5: Instrument Installation

    Instrument installation The instrument can be panel, wall or pipe mounted installation. Panel Installation: Make a 138x138 mm square cutout and insert the instrument. Screw in the fixed block with the screws and fixed bar. Cutout size Installation figure - 4 -...

  • Page 6: Connection Label

    Wall and pipe installation Connection label Electrode connection figure - 5 -...

  • Page 7: Relay Contact Protection

    Relay contact protection Electrical spark at the relay contact may affect the life of the relay, especially in an inductive and capacitive load. In order to inhibit the spark and arc, user should use an RC circuit to extend the life of the relay. AC protection, use for inductive load 1.

  • Page 8: Display

    Display 1. Date and time 2. Main display 3. Unit 4. Temperature and unit 5. First current output 6. Second current output 7. Measurement status and Error indicator, there is no display if meter is in keeping mode 8. Count down timer: cycle time/clean time, it also displays the “delay” when relay3 has a delay enabled.

  • Page 9: Key

    MODE SHIFT DOWN ENTER Key name Meas. status Setting status Cal. status Record status MODE Enter password Exit Exit Exit SHIFT none Move digit Mode digit Mode digit Enter record DOWN None ENTER ON/OFF back light Enter Enter Enter Keeping mode Keeping mode is a safe mode.

  • Page 10: Setting

    Setting Press MODE key to enter the password menu and then press UP/DOWN/SHIFT key to input password 1200 then press ENTER will enter to setting mode or press MODE key to exit. If no key is be pressed and over 10 minutes then it will go back to measurement mode.

  • Page 11: Current 1 Settings

    Current 1 settings 1. Set the corresponding 4.00mA to NTU,mg/L. 2. Set the corresponding 20.00mA to NTU,mg/L, the difference between 4.00mA and 20.00 mA at least is 10.0 NTU(mg/L). 3. Set the offset current of NTU,mg/L ,the range is±1.00mA. 4. The filter time range is 0-120 seconds, the low pass filter of software will active when the current from one point to another point if user sets the filter time.

  • Page 12: Relay 1 Settings

    Relay 1 settings 1. Press UP/DOWN key to ON/OFF (enable/disable) relay1. 2. Close set point: active point for NTU,mg/L. 3. Open set point: inactive point for NTU,mg/L. 4. Delay time: the range is 0-120 seconds. Relay needs to delay first then active if the measuring data is reach to close set point.

  • Page 13: Relay 3 Settings

    Relay 3 settings 1. Press UP/DOWN key to ON/OFF (enable/disable) relay3. 2. Period time: The period for Rinsing or interval function. 3. Clean time: When period is timeout then relay active. 4. Delay time: the range is 0-120 seconds. Relay needs to delay first then active if the period is timeout.

  • Page 14: Temperature Settings

    Temperature settings 1. Temperature offset ,the range is±5.00℃. 2. Temperature display: display the temperature on measurement mode or not. RS485 settings 1. ID address:1-255. 2. Baud rate ,press UP/DOWN key to choose. Date settings Press UP/DOWN key to set the date. When power off the date will be kept for around 2 days.

  • Page 15: Data Log Settings

    Data log settings 1. Press UP/DOWN key to ON/OFF (enable/disable) this function. 2. Display type, press UP/DOWN key to choose 3. Erase all the records. 4. Saving period from 5 to 120 second. Notice: 1. When user chooses ON, then it will save measuring data follow the save period time. 2.

  • Page 16: Reset The Parameters

    Reset parameters Press UP/DOWN key to choose the reset. Notice: The reset will not affect the calibrated parameters. Record query Press UP key at the measurement mode to enter record query mode. Press UP/DOWN and SHIFT key to input record number then press ENTER key enter or press MODE key exit.

  • Page 17: Calibration

    Calibration Press MODE key to enter the password menu and then press UP/DOWN/SHIFT key to input password 1100 then press ENTER will enter to calibration mode or press MODE key to exit. If no key is be pressed and over 10 minutes then it will go back to measurement mode.
  • Page 18 Zero calibration Waiting for the reading is stable and then press ENTER to go to next or press MODE to exit. 1. Put the electrode to the standard buffer. 2. Waiting for the reading is stable and then press ENTER to finish the calibration or press MODE to exit.
  • Page 19 mg/L calibration 1. Put the electrode to the deionized water. 2. Waiting for the reading is stable and then press ENTER to finish the calibration or press MODE to exit. 1. Input slope standard buffer. 2. The range is 0.1 to 4500.0 mg/L. Slope calibration 1.

  • Page 20: Default

    Proportion input Input the proportion. The range is 0.01 to 5.00 Notice: When user chooses the mg/L and uses the proportion then the display is the reading of mg/L X proportion. Mg/L working mode 1. Factory default, restore to the default parameters.
  • Page 21 Current 1 filter second range: 0 to 120 Current 2 filter second range: 0 to 120 Current 1 fixed output 4.00 range: 4.00 to 20.00 Current 2 fixed output 4.00 range: 4.00 to 20.00 Current 1 HOLD type fixed range: fixed/last Current 2 HOLD type fixed range: fixed/last...

  • Page 22: Password

    Password Press MODE key 1100:Calibration mode 1200:Setting mode If no key is be pressed and over 10 minutes then it will go back to measurement mode. Error code Error 01 memory error Error 02 reading is over maximum Error 03 reading is under minimum Error 04 temperature is over maximum...
  • Page 23 command 03: read the settings command 04: read the readings 04:definition address (00) 0x00 NTU,mg/L reading reading:X 0.1 (01) 0x01 NTU,mg/L current reading:X 0.01 (02) 0x02 Temperature reading:X 0.1 (03) 0x03 Temperature current reading:X 0.01 (04) 0x04 Error code reading:X 1 (05) 0x05 (06)
  • Page 24 (22) 0x16 Relay2 mg/L open S.P. reading:X0.1 (23) 0x17 Relay2 delay time reading:X1 (24) 0x18 Relay3 clean period reading:X0.1 (25) 0x19 Relay3 clean time reading:X1 (26) 0x1A Relay3 delay time reading:X1 (27) 0x1B Relay3 function reading:X1 0:clean,1:period alarm ,2:Error alarm (28) 0x1C Record saving time reading:X1...

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