Laboratory Benchtop Touch Screen Precision pH Meter
Engineered for Intelligent Laboratory Measurement and Data Mobility
Instrava Laboratory Benchtop Touch Screen Precision pH Meter integrates high-stability electrochemical measurement architecture with an intelligent microprocessor control system.
Equipped with a 6.5-inch LED display, automatic calibration, ATC (Automatic Temperature Compensation), Bluetooth communication, USB/RS232 output, and wireless printing capability, the system delivers precision analysis with structured data mobility.
With ±0.02 pH electrode accuracy, ≤2×10⁻¹²A ultra-low input current, and ≤1×10¹²Ω high input impedance design, the instrument ensures minimal signal drift and high analytical stability.
Designed for research laboratories, regulated testing environments, and professional analytical institutions, this platform combines precision, intelligence, and data flexibility.
Liquid Analysis Description
pH Meter Applicable Scenarios
Instrava Touch Screen Benchtop pH Meter is suitable for:
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Research laboratories and universities
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Pharmaceutical and biotech testing
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Environmental monitoring agencies
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Chemical and material research labs
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Food & beverage quality control
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Water treatment compliance laboratories
Its intelligent diagnostics and wireless communication capabilities make it ideal for modern digital laboratory environments.
pH Meter Engineering Advantages
Intelligent Microprocessor Architecture
Built-in microprocessor supports:
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Automatic calibration (1, 2, 3 point)
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Automatic Temperature Compensation (0–100°C)
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Clock display
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Data storage and USB transfer
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Wireless Bluetooth printing (optional)
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Real-time mobile data transmission (optional)
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Self-diagnosis system
Ensures operational intelligence and measurement reliability.
High-Precision Electrochemical Performance
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pH measurement range: -2 – 20 pH
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Resolution: 0.01 pH
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Electrode accuracy: ±0.02 pH
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Stability: ±0.01 pH / 3h
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Ultra-low input current: ≤2×10⁻¹²A
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High input impedance: ≤1×10¹²Ω
Minimizes signal loading effect and enhances electrode response fidelity.
Multi-Standard Buffer Recognition
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Automatic recognition of 25 buffers
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Selectable buffer groups: Europe & USA, NIST, China
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Supports 1, 2, or 3 point calibration
Flexible configuration for global laboratory standards.
6.5-Inch LED Smart Display
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Concise and user-friendly interface
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Clear parameter visualization
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Real-time measurement monitoring
Enhances analytical workflow efficiency.
Wireless & Data Integration Capability
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USB interface
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RS232 communication
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Bluetooth data transmission (optional)
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Wireless printing support
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Data export to USB memory (Excel-compatible)
Up to 1000 data sets can be stored, retrieved, and transferred for structured laboratory documentation.
Durable Industrial Control Design
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Omron long-life light-touch keys (>100,000 cycles)
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IP54 protection rating
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Stable internal circuit structure
Designed for continuous laboratory use.
Liquid Analysis Parameter
pH Meter Technical Specifications
pH Measurement
| Parameter | Specification |
|---|---|
| Range | -2 – 20 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.02 pH |
| Stability | ±0.01 pH / 3h |
| Temperature Compensation | 0 – 100°C, Automatic |
mV Measurement
| Parameter | Specification |
|---|---|
| Range | -1999.00 – 1999.00 mV |
| Resolution | 1 mV |
| Accuracy | ±0.1% FS |
Temperature Measurement
| Parameter | Specification |
|---|---|
| Range | 0 – 100°C |
| Resolution | 0.1°C |
| Accuracy | ±0.5°C |
System Parameters
| Parameter | Specification |
|---|---|
| Calibration | 1 / 2 / 3 Point (Auto) |
| Buffer Groups | Europe & USA, NIST, China |
| Data Storage | 1000 sets |
| Communication | USB / RS232 / Bluetooth |
| Display | 6.5-inch LED |
| Power Supply | 12V Adapter (110–220V, 50–60Hz) |
| Dimensions | 240 × 170 × 70 mm |
| Weight | 600 g |
| IP Rating | IP54 |
| Working Temp | 5 – 40°C |
| Working Humidity | 5 – 85% RH |
Complete Laboratory Kit Includes
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pH Meter Main Unit
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Electrode Holder
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Two-in-one pH Combination Electrode with Temperature Probe
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pH Buffer Solutions
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Power Adapter
Ready for immediate deployment in laboratory environments.
Designed for Modern Intelligent Laboratories
Instrava Laboratory Touch Screen Precision pH Meter combines electrochemical accuracy, intelligent diagnostics, and wireless data integration to meet the demands of modern analytical environments.
From research institutions to regulated quality control laboratories, it ensures precision measurement, structured documentation, and flexible data mobility.
Instrava — Engineered for Intelligent Analytical Control.
Instrava OEM/ODM
Tailored Sourcing & Customization: Getting You the Exact Product You Need
As your trusted supplier and sourcing partner, we bridge the gap between your custom requirements and China’s vast manufacturing capabilities.
Finding the right product in a massive supply chain can be challenging. That is where we step in.
As a curated industrial supplier, our core value is simple: we stand in your shoes to help you procure the most optimal products. Whether you are an EPC contractor needing specialized technical compliance, an OEM equipment manufacturer looking for custom branding, or an industrial distributor/trader seeking competitive edge, we customize and tailor products to fit your exact procurement needs.
How We Customize to Fit Your Procurement Needs
For EPC Contractors & Engineers: We custom-configure instruments and devices to match your precise datasheets—tailoring process connections, exotic materials, signal protocols, and managing third-party calibration and testing so you get project-ready solutions.
For OEM Equipment Manufacturers: We provide comprehensive OEM/ODM customization, including custom housing, labeling, branding (private labeling), and tailored technical specifications to seamlessly integrate with your machinery.
For Industrial Distributors & Traders: We offer flexible customization in packaging, product ranges, and technical parameters, helping you differentiate your portfolio and win more local bids.
Why Partner with Us for Custom Sourcing?
One-Stop Engineering Alignment: You don’t have to deal with multiple factories. We translate your technical requirements into precise manufacturer blueprints.
Strict Quality & Compliance Safeguard: We oversee the entire customization and production process in China, ensuring the final customized product meets your local standards and certifications.
Our Ultimate Value: We don’t just sell what’s on the shelf. We find, customize, and deliver the most suitable and cost-effective product for your unique application.
Why is high input impedance critical in precision pH measurement?
pH electrodes generate extremely weak millivolt signals.
A high input impedance (≤1×10¹²Ω) prevents signal loading effects that could distort the electrode potential. Combined with ultra-low input current (≤2×10⁻¹²A), the design ensures signal integrity, faster stabilization, and improved measurement accuracy in high-resistance samples.
How does the instrument maintain long-term measurement stability (±0.01 pH / 3h)?
How does the instrument maintain long-term measurement stability (±0.01 pH / 3h)?
How is Bluetooth data transmission secured in laboratory environments?
Bluetooth communication is designed for short-range controlled environments.
Data transmission can be restricted to authorized devices and is typically used for:
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Wireless printing
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Mobile data viewing
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Temporary field documentation
For regulated laboratory data archiving, USB and RS232 wired transfer remain the primary traceable communication methods.
What is the function of intelligent electrode status display?
The smart electrode diagnostic system evaluates calibration slope and offset values after each calibration cycle.
It helps identify:
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Electrode aging
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Membrane contamination
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Calibration instability
This preventive diagnostic approach reduces measurement uncertainty before formal testing begins.
How does automatic buffer recognition improve calibration accuracy?
The system automatically recognizes 25 predefined buffers across Europe & USA, NIST, and China standards.
Automatic identification reduces human input error, ensures correct buffer matching, and improves multi-point calibration consistency.
What role does the built-in microprocessor play in data management?
The embedded microprocessor coordinates:
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1000-set structured data storage
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Timestamp tracking
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Data filtering and recall
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USB export (Excel-compatible format)
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System self-diagnosis and firmware logic control
This integrated architecture supports traceable and organized laboratory workflows.
Why Trust Instrava?
We select manufacturers from a neutral, impartial standpoint, always with your best interests in mind.
Our very existence depends on helping you source the products that are the perfect fit for your needs.
Based in China, we are able to conduct on-site inspections of production environments and product quality firsthand.
We help you avoid intermediaries posing as factories.
We facilitate smoother after-sales support, eliminating time zone issues and the delays often associated with dealing directly with factories.
Our multilingual team ensures effective communication.
For a trading startup, every interaction with a client is a precious opportunity—a sign that you are willing to place your trust in us and give us the chance to prove ourselves.
In the digital age, while information is easily accessible, misconceptions often cloud the trust between people.
Instrava relies entirely on trust; it is our core philosophy and the foundation of our existence in society. It is the fundamental basis for our long-term growth and our commitment to serving the community.
Please place your trust in us.
