Portable Conductivity Meter LPCM-T2012

Introduction

Portable Conductivity Meter is adapted with different modes for measuring quality of water on parameters such as conductivity, salinity and temperature. Due to its portable design, it is suitable for outdoor measurements i.e. on site water testing, remote area water testing and for research purpose. It is reliable and user friendly. This conductivity meter is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Used for quality testing of water on different parameters in research and development labs, water resources and plants in nearby or remote area.

Specifications

Conductivity	Conductivity measurement range 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200 mS/cm Conductivity accuracy ±0.5% F.S Conductivity calibration points 1 to 5 points Conductivity calibration solutions 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm or Custom Conductivity resolution 0.001, 0.01, 0.1, 1
Salinity	Salinity range 0.00 to 80.00 ppt, 0.00 to 42.00 psu Salinity accuracy ±1% F.S Salinity measurement modes Practical Salinity (psu) or Natural Seawater (ppt) Salinity resolution 0.01, 0.1, 1
Temperature	Temperature measuring range 0 105 °C, 32 to 221 °F Temperature measuring accuracy ± °0.5 C, ± 0.9 °F Temperature calibration points 1 point Temperature resolution 0.1 °C, 0.1 °F
Temperature compensation	0 to 100 °C, 32 to 212 ° F, Manual or Automatic
Temperature coefficient	Linear and Pure water compensation
Reference temperature	20 °C or 25 °C
Stability conditions	Low or high
Cell constant	K= 0.1, 1, 10 or custom
Calibration due	1 to 31 days or off
Memory	500 data sets
Data hold	Manual or auto-end point
Connector	6 pin mini plug
Power Control	Manual or Automatic (10, 20 or 30 minutes after last key pressed)
Power	3 × 1.5 V AA batteries or DC 5 V power adapter
Dimension (L × W × H)	170 × 85 × 30 mm
Weight	300 g

Features

Common features

Calibration due reminder informs operator to calibrate the meter regularly

Stability indicator displays the status of current measurement

Auto hold function freezes stable, final readings for better viewing and recording

1 to 5 points push button calibration to automatically identify calibration solutions

Selectable temperature units (°C or °F) for different application requirements

Expanded memory stores and recalls up to 500 readings

Calibration report provides details of calibration standard and cell constant

Help message as an operational guide, helps users for quick access to the parameters

Reset function automatically resumes all settings back to factory default options

Store data is transferrable into computer via communication interface

Conductivity /Salinity/ Temperature

Conductivity: 1 to 5 point calibration with automatically identification of calibration solutions

Temperature: Can select cell constant (0.1/1/10) and normalization temperature 20°C or 25°C

and Salinity: Seawater, practical salinity measurements mode to meet different water quality measurement requirements

linear and pure water compensation improves the measurement accuracy

FAQs

1. What are the key factors to consider when selecting this conductivity meter for laboratory use?

When selecting this conductivity meter, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this conductivity meter be calibrated to ensure accurate results?

It is recommended to calibrate this conductivity meter at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this conductivity meter?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this conductivity meter be used with different types of samples, and are there any compatibility considerations?

Yes, this conductivity meter can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the conductivity meter malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.