Lab Charge Analyzer

“5 Minute Jar Test”

touchscreen hi-res Color Display

LIVE
titration
charting

Data logging and
export

multilingual
(english, spanish, etc.)

The LCA5 is an essential coagulation optimization tool for the water treatment professional, allowing the user to quickly, and confidently, respond to rapidly changing raw water conditions. In under 5 minutes, the coagulant dosage needed to achieve charge neutralization can be determined by either manually or automatically titrating a raw water sample with coagulant until a zero (0) charge reading is obtained.

  • Accommodates 1,000 to 2,000 ml sample volumes
  • Integrated sample stirrer
  • High resolution 7” capacitive touchscreen
  • Graphical trending and data logging
  • Advanced signal health diagnostics
  • Export results to a USB flash drive
  • Tutorial videos play directly on display
  • pH & Temperature measurement
  • Automatic titration with coagulants and buffers (1 or 2 pumps)
  • Syringe pump for neat coagulant titration
  • Protective Transport case
  • Quickly determine target coagulant dosage needed to achieve charge neutralization, allowing for optimum NTU and TOC removal
  • Assess minimum dosage of buffer needed to raise pH in low alkalinity waters to help achieve optimum coagulation
  • Large sample size, sample stirrer, and advanced signal health diagnostics ensures accurate results

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Overview

The LCA5 is an essential coagulation optimization tool for the water treatment professional, allowing the user to quickly, and confidently, respond to rapidly changing raw water conditions.  In under 5 minutes, the coagulant dosage needed to achieve charge neutralization can be determined by either manually or automatically titrating a raw water sample with coagulant until a zero (0) charge reading is obtained.  An optional pH measurement along with automatic titration allows the LCA5 to also determine the buffer (e.g., caustic, lime) dosage in applications where pH adjustment is required due to low alkalinity conditions.  The optional buffer titration feature is also utilized in certain applications where sample pH modification may be required in order to achieve reliable charge measurement results.  Another very important feature is the large sample size capacity (up to 2 L), and integrated stirrer which further enhance accuracy, especially when titrating with undiluted coagulants.  The LCA5 also includes graphical trending of the titration, data logging with the ability to export past titration results to a USB flash drive, and instructional videos which play directly on the 7” high resolution touchscreen display.  The LCA5 comes backed with over 35 years of charge analysis expertise and world class customer support.  Speak to one of our product specialists to discuss whether the LCA is the right tool for your application.

MODEL CONFIGURATOR

LCA5.2
Automatic Pump Titration Configuration 0 = No Automatic Titration
1 = One Titrant Pump (Coagulant Only)
2 = Two Titrant Pumps (Coagulant & Buffer)
Syringe Pump Upgrade(1) 0 = No
1 = Yes
pH with Temp(2) 0 = No
1 = Yes

Example: LCA.2201 comes with 2 automatic solenoid micro-pumps (one for coagulant and one for buffer), and also includes pH and temperature measurement capability.

( 1 ): Syringe pump upgrade is required when chemical supplier states their coagulant should not be diluted, as is the case with some pre-hydrolyzed coagulants

( 2 ): pH w/Temp option is required if LCA5 is configured with titrant pumps. Note: Some applications require the LCA5 to have titrant pumps for sample pH adjustment capability in order to ensure accurate results. Contact Chemtrac for details.

Home Screen

Titration Chart

pH Calibration

Videos

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Q & A’s

The Chemtrac Laboratory Charge Analyzer is a device used to measure the charge of particles in a liquid sample. It is commonly used in water treatment and chemical processing industries to optimize coagulant and flocculant dosages, ensuring efficient treatment and cost savings.

The analyzer works by applying an electric field to a liquid sample and measuring the resulting particle movement. This movement, or electrophoretic mobility, is proportional to the charge of the particles. The analyzer then calculates and displays the charge, allowing operators to adjust treatment processes accordingly.

The Chemtrac Laboratory Charge Analyzer can test a variety of liquid samples, including raw water, treated water, wastewater, and various industrial process waters. It is suitable for both potable water and industrial applications.

The Chemtrac Laboratory Charge Analyzer helps optimize the use of coagulants and flocculants, leading to more efficient treatment processes. This can result in reduced chemical costs, improved water quality, and better compliance with regulatory standards. Additionally, it can help identify and troubleshoot process issues quickly.

Calibration of the Chemtrac Laboratory Charge Analyzer typically involves using standard solutions with known charges. Detailed calibration procedures can be found in the user manual, and it is recommended to perform calibration regularly to ensure accurate measurements.

Regular maintenance of the Chemtrac Laboratory Charge Analyzer includes cleaning the sample cell and electrodes, checking for any wear or damage, and recalibrating the device as necessary. Specific maintenance schedules and procedures can be found in the user manual.

The results from the Chemtrac Laboratory Charge Analyzer are typically displayed as a numerical value representing the charge of particles in the sample. A positive value indicates a positive charge, while a negative value indicates a negative charge. The magnitude of the charge can help determine the effectiveness of treatment chemicals and guide dosage adjustments.

To ensure accuracy, regularly calibrate the analyzer using standard solutions with known charges. Additionally, clean the sample cell and electrodes frequently to prevent contamination, and follow the manufacturer’s guidelines for sample preparation and handling. Performing routine maintenance checks and software updates will also help maintain measurement accuracy.

Specifications

  • /wp-content/uploads/display-spec-001.svg
    Display
    7” capacitive touchscreen, WVGA 800 x 480
  • /wp-content/uploads/sensor-spec-001.svg
    Sensor
    Streaming Current, immersion, quick connect
  • /wp-content/uploads/wetted-materials-spec-001.svg
    Sensor Wetted
    Delrin, 316 Stainless Steel
  • /wp-content/uploads/volume-spec-001.svg
    Sample Volume
    1000 – 2000 mL
  • /wp-content/uploads/titration-pumps-spec-001.svg
    Auto Titration Pumps
    Solenoid micro-pump, 50 microliter (μL) dispense volume (used with dilute chemicals)
  • /wp-content/uploads/weight-spec-001.svg
    Syringe Pump*
    with minimum 0.5 microliter (μL) dispense volume (used with neat chemicals)
  • /wp-content/uploads/pH-spec-001.svg
    pH probe*
    Glass body, 0 to 14 pH range, internal reference, ceramic junction
  • /wp-content/uploads/temp-spec-001.svg
    Temperature*
    RTD, 316 SS Body
  • /wp-content/uploads/power-spec-001.svg
    Power Requirements
    100 – 240 V, 50 – 60 Hz, 1 Amp Max
  • /wp-content/uploads/op-temp-spec-001.svg
    Operating Temperature
    34° – 120° F (0° – 50° C)
  • /wp-content/uploads/dimensions-spec-001.svg
    Dimensions
    8.5” W x 9.5” D x 15” H (23” H Fully Extended)
    215 mm W x 241 mm D x 381 mm H (584 mm H Fully Extended)
  • /wp-content/uploads/weight-spec-001.svg
    Weight
    16 lbs (7.3 kg)
    19 lbs (8.6 kg) with syringe pump

*Optional items must be specified at time of ordering

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