Optex SE-Cond-D Instruction Manual
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Optex SE-Cond-D Instruction Manual

Optex SE-Cond-D Instruction Manual

Conductivity sensor
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Conductivity Sensor
SE-Cond-D
Thank you very much for purchasing Conductivity Sensor SE-Cond-D.
All of this instruction manual must be read before operation of this
Conductivity Sensor for safe and proper operation.
This instruction manual should be kept for future reference such as
maintenance.
The instruction manual is also available on the following website.
https://navi.optex.net/manual/05329/?lang=en
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Summary of Contents for Optex SE-Cond-D

  • Page 1 Instruction SE-Cond-D Manual Thank you very much for purchasing Conductivity Sensor SE-Cond-D. All of this instruction manual must be read before operation of this Conductivity Sensor for safe and proper operation. This instruction manual should be kept for future reference such as maintenance.
  • Page 2 The Contents of Packaging Conductivity Sensor Sensor: 1 Instruction manual (this document) Bushing for cable gland: 1 (Attached to sensor body cable) If there are any missing or faulty items, please contact our sales representative. Can be connected to SC-U1. Reference...

  • Page 3: Table Of Contents

    Table of Contents For Safe Use ................5 Component Name ..............7 Installation ................8 Sensor installation ..............8 Extension of sensor cable ........... 10 Wiring ................... 11 Sensor Setting ..............12 Display item ................ 12 Response time ..............13 4-20 mA Output Setting ............
  • Page 4 10 Cleaning ................28 Manual cleaning ..............28 Cleaning interval (relay) ............29 Cleaning activation .............. 30 Post-cleaning standby ............30 11 Troubleshooting ..............31 Error code list ..............31 12 Maintenance ................. 32 Maintenance (monthly) ............32 Long-term storage ............... 32 Electrode replacement ............

  • Page 5: For Safe Use

     Please thoroughly read "For Safe Use" before using this Conductivity Sensor properly.  Because these precautions are related to failure or malfunction, observe the precautions for use without fail. Do not use SE-Cond-D except for conductivity measurement. " " denotes "Prohibited action", and " " denotes "Required action" .
  • Page 6 To clean the sensor, first Do not wipe the sensor wipe away lightly with a w i t h s o l v e n t s u c h a s clean soft cloth damped T h i n n e r . I t m a y c a u s e by diluted mild detergent failure.

  • Page 7: Component Name

    Component Name Sensor cable Electrode...

  • Page 8: Installation

    Installation Sensor installation Before wiring, turn off the power switch of SC-U1 or disconnect the power cable from the supply source and wire the power cable after all the other wiring is complete. " " denotes "Prohibited action", and " "...
  • Page 9 Reference When installing the sensor in locations with high flow rates, make sure that the mounting brackets are sufficiently strong. * The PVC pipe VP-20 and a standard fitting to be prepared by the user. SC-U1 PVC pipe: VP-20 (sold separately) Use a standard fitting.

  • Page 10: Extension Of Sensor Cable

    Extension of sensor cable The standard length of the sensor cable is 6 m. To extend the cable, refer to the following. To extend the cable, connection using pull box is recommended. Max. cable length 1200 m (nominal cross-sectional area of 0.2 to 1.25 mm Pull box, etc.

  • Page 11: Wiring

    Wiring Use this product by connecting to Universal Transmitter SC-U1. For installation and wiring to SC-U1, refer to the "Universal Transmitter SC-U1 Installation Manual". Before wiring, turn off the power switch of SC-U1 or disconnect the power cable from the supply source and wire the power cable after all the other wiring is complete.

  • Page 12: Sensor Setting

    Sensor Setting The following settings are available from SC-U1. To start sensor setting, press Caution Pressing automatically retains the measurement value. Display item Set the conductivity items to display as the main display of SC-U1. Main display Select an item from the following. For operation, refer to the "Universal Transmitter SC-U1 Operation Manual", "6.1 Sensor Setting"...

  • Page 13: Response Time

    Display item Measurement Factory default item setting Item (display range) Unit Main Conductivity EC (0.00 to 10.00 mS/cm) mS/cm EC (0.00 to display 10.00 mS/cm) EC (0.00 to 10.00) mS/cm EC (0.000 to 1.000 S/m) EC (0.000 to 1.000) EC (0.0 to 30.0g/L) Response time Set a signal output response time.

  • Page 14: 4-20 Ma Output Setting

    4-20 mA Output Setting Set the 4-20 mA signal output setting from SC-U1. The factory default setting is OFF for 4-20 mA signal output. To set 4-20 mA output setting, press Caution Pressing automatically retains the measurement value. Output item selection Select an item to output by 4-20 mA signal.

  • Page 15: Upper/Lower Limit Of Signal Output Range

    Upper/lower limit of signal output range For the item by 4-20 mA signal output, set measurement value to output at lower limit (Lo, 4 mA) and upper limit (Hi, 20 mA). 20 mA Signal output 4 mA Measurement Measurement value at 4 mA value at 20 mA For operation, refer to the "Universal Transmitter SC-U1 Operation Manual", "6.3 4-20 mA Setting", "Signal output range lower limit"...

  • Page 16: Relay Setting

    Relay Setting Set the relay output setting from SC-U1. The factory default setting is OFF for relay output. To set the relay setting, press Caution Pressing automatically retains the measurement value. Alarm output setting Set the alarm to be output when the measurement value exceeds a certain value.

  • Page 17: Cleaning Output Setting

    Conductivity Conductivity Setting item (0.000 to 1.000) (0.00 to 30.00g/L) [EC] [EC] Trigger High Alarm/Low Alarm Active Level 0.000 to 1.000 0.0 to 30.0 Hysteresis High Alarm 0.000 to Active level 0.0 to Active level Low Alarm 0.000 to (1.000- 0.0 to (30.0- Active level) Active level)

  • Page 18: Adjustment

    Adjustment Adjust and display the measurement values according to usage. In addition, adjust and display the measurement values according to the environment where used. To adjust, press • ・ Pressing automatically retains the measurement value. • ・ After calibration, the adjustment value returns to the initial value.

  • Page 19: Offset Adjustment

    Offset adjustment Set the offset coefficient to add to a Display value after offset measurement value. adjustment Display the measurement value with Measurement offset-adjusted to any display value. value For 4-20 mA output ("6 4-20 mA Output Setting P.14) and alarm output "Alarm output setting" P.16), the adjusted values are applied.
  • Page 20 Press The measurement item selection display is displayed. to select the item for offset adjustment and press to switch pages. Sensor model Output item The adjustment menu is displayed. Sensor channel Select [Offset Adjustment] using , and press Enter the offset value. Select a digit by and value , and press...

  • Page 21: Span Adjustment

    Span adjustment Display value Set the span coefficient for a measurement value. after span Display the measurement value with adjustment span-adjusted to any display value. Measurement For 4-20 mA output ("6 4-20 mA Output Setting" value P.14) and alarm output ("Alarm output setting" P.16), the adjusted values are applied.
  • Page 22 Press The measurement item selection display is displayed. Select an item to perform span adjustment using , and press Sensor model to switch pages. Output item Sensor channel The adjustment menu is displayed. Select [Span Adjustment] using , and press Input a span adjustment value.

  • Page 23: 2-Point Adjustment

    2-point adjustment Display current values of the 2 points as any adjustment values, respectively. Display the measurement value with span-adjusted to any display value. For 4-20 mA output ("6 4-20 mA Output Setting" P.14) and alarm output ("Cleaning output setting" P.17), the adjusted values are applied. Electromotive force cannot be adjusted.
  • Page 24 Press The measurement item selection display is displayed. Select an item to perform the 2-point adjustment using , and press to switch pages. Sensor model Output item The adjustment menu is displayed. Sensor channel Select [2-Point Adjustment] using , and press...
  • Page 25 Enter the [Point 1] display, [Point 1] adjusted, [Point 2] display, and [Point 2] adjusted values in this order. Select a digit by and value by , and press . The value is set and the cursor moves to the next item. When a value outside the set range is entered, a short beep sounds.

  • Page 26: Adjustment Initialization

    Adjustment initialization Reset the adjustment value to the factory default value. Press The measurement item selection display is displayed. Select an item to initialize adjustment using , and press to switch pages. Sensor model Output item Sensor channel The adjustment menu is displayed. Select [Initialize Adjustment Value] using , and press...

  • Page 27: Maintenance Setting

    Maintenance Setting Set the maintenance setting from SC-U1. To perform maintenance, press Caution Pressing automatically retains the measurement value. Measurement value hold The latest measurement value is retained (held). This is used for sensor maintenance and cleaning. For operation, refer to the "Universal Transmitter SC-U1 Operation Manual", "8 Maintenance Setting"...

  • Page 28: Cleaning

    While cleaning the measurement value of the target sensor is retained (held). Press The sensor selection display is displayed. Select [EC SE-Cond-D] using and press By selecting [ALL], all of the connected sensors can be selected.

  • Page 29: Cleaning Interval (Relay)

    Select [Manual Cleaning] using , and press The cleaning device is activated and the display returns to the measurement value display. The sensor under cleaning shows "CLEAN" on the measurement value display. In addition, "C" is displayed in the sensor selection display. Cleaning interval (relay) Set a time interval to activate the cleaning device.

  • Page 30: Cleaning Activation

    Cleaning activation Set the time period for cleaning. Select an item from the following. For operation, refer to the "Universal Transmitter SC-U1 Operation Manual", "9 Cleaning" and "Cleaning Activation". Factory Item Setting range default setting Cleaning Activation 10 to 120 seconds (by 10 seconds) 30 seconds Post-cleaning standby Set the standby time after cleaning.

  • Page 31: Troubleshooting

    Troubleshooting Error code list The following table describes error codes, causes and actions. If you find any problem other than the error codes, refer to "When in trouble" in the "Universal Transmitter SC-U1 Operation Manual". When the normal condition is not recovered after the countermeasure is taken, when any problem other than these occurs, or when requesting repairs, check the model and the serial No.

  • Page 32: Maintenance

    Maintenance ・ To clean the sensor, lightly wipe with a clean, soft cloth and water • Caution diluted with a mild detergent, and then wipe with a dry, soft cloth. ・ Do not wipe the sensor with organic solvent such as benzine. •...

  • Page 33: Specifications

    Specifications Model SE-Cond-D Measurement Conductivity item Measurement 0.00 to 10.00 mS/cm range 0.000 to 1.000 S/m 0.0 to 30.0 g/L Display resolution 0.01 mS/cm 0.001 S/m 0.1 g/L Power supply 6 to 40 VDC ≤7 mA Current consumption Communications Modbus...

  • Page 34: External Dimensions

    External Dimensions NPT 3/4 [mm]...
  • Page 36 OPTEX CO., LTD. 5-8-12, Ogoto, Otsu, Shiga, 520-0101 Japan el.+81-77-579-8680 Fax.+81-77-579-8199 http://www.optex.co.jp/env/eng/ 2022.11 59-3151-1...

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