Portable Multi Parameter Water Quality Meter LMPWM-T2010

Introduction

Portable Multi Parameter Water Quality Meter supports up to 3 electrode interfaces for pH, EC, and DO, offering versatile measurements. The pH range spans from 0 to 14 with an accuracy of ≤ ±0.05 pH. The EC range extends from 0 to 20,000 μS/cm, while the DO range measures from 0 to 20 mg/L. With an IP67 protection grade, the meter ensures durability in challenging field conditions. functionality supports auto-saving and query features, making it ideal for environmental monitoring and water quality testing.

This water testing equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Our Portable Multi Parameter Water Quality Meter is perfect for field testing, environmental monitoring, and water quality research in various industries. It ensures accurate pH, EC, and DO measurements for aquaculture, wastewater treatment, and labs.

Specifications

pH Electrode Type	Triple compound pH electrode
pH Measurement Principle	Glass electrode method
pH Measuring Range	0 to 14
pH Accuracy	≤ ±0.05 pH
pH Repeatability	≤ ±0.05 pH
pH T90 Response Time	<10s
pH Temperature Compensation Accuracy	≤ ±0.05 pH
EC Electrode Type	Plastic shell graphite electrode
EC Measurement Principle	Two-wire electrode method
EC Measuring Range	0 to 20000 μS/cm
EC Accuracy	≤ ±1%
EC Repeatability	≤ ±1%
EC T90 Response Time	<20s
EC Temperature Compensation Accuracy	≤ ±1%
DO Electrode Type	Digital fluorescence dissolved oxygen electrode
DO Measurement Principle	Fluorescence quenching method
DO Measuring Range	0 to 20 mg/L
DO Accuracy	≤ ±0.3 mg/L
DO Repeatability	≤ ±0.15 mg/L
DO T90 Response Time	<60s
DO Temperature Compensation Accuracy	≤ ±0.3 mg/L
pH Electrode Material	Glass,
EC Electrode Material	Graphite, Plastic
DO Electrode Material	Stainless steel,
Working Relative Humidity	10 to 85% RH (No condensing)
Working Temperature	-5°C to 50°C
Storage Relative Humidity	5 to 85% RH (No condensing)
Display	3.3-inch monochrome display
External Interface	Electrode Interface ×3, ×1
Data Storage	Automatic interval saving, automatic lock saving
	Support query and auto save
Protection Grade (Device)	IP67
Protection Grade (Electrodes)	IP68
Power Supply	Lithium battery/AA NiMH battery
pH Electrode Cable Length	1m (customizable)
EC Electrode Cable Length	1m (customizable)
DO Electrode Cable Length	1m (customizable)
pH Electrode Dimension	φ12×160mm
EC Electrode Dimension	φ12×160mm
DO Electrode Dimension	φ12×142mm
pH Electrode Weight	0.040 kg
EC Electrode Weight	0.020 kg
DO Electrode Weight	0.060 kg
Dimension	200mm × 101mm × 36mm
Weight	0.420 kg
Gross Weight	5 Kg

Features

Clear Monochrome Display

Customizable Cable Length

Robust Weather Resistance

User-Friendly Interface

Rechargeable Battery Option

Dual Power Supply

Secure Smart Lock

Real-Time Smart Alarm

FAQs

1. What are the key factors to consider when selecting this water testing equipment for laboratory use?

When selecting this water testing equipment, 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 water testing equipment be calibrated to ensure accurate results?

It is recommended to calibrate this water testing equipment 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 water testing equipment?

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 water testing equipment be used with different types of samples, and are there any compatibility considerations?

Yes, this water testing equipment 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 water testing equipment 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.