pH meter SevenDirect SD20
Straight to the point.
The SevenDirect SD20 is an accurate and flexible meter for the determination of pH and ORP. The instrument is delivered with an EasyPlace sensor arm.
Mastered in no time
Large color touchscreen provides direct measurement and easy data entry. Instructions guide users through the sensor calibration process.
Tracks your records
The instrument stores data like timestamp, sample and sensor ID with every measurement and prints or exports records automatically.
Tough enough
Closed connector compartment and replaceable cover keep the instrument safe from dust and spills, even with sensors attached (IP54 in-use).
Description
Brand: Mettler Toledo
Specifications – pH meter SevenDirect SD20
Parameter | ORP pH |
Channel | Single-channel |
Version kit | Meter only |
pH resolution | 0.1 0.01 0.001 |
pH accuracy (±) | 0.002 |
mV resolution | 1 0.1 |
mV accuracy (±) | 0.1 |
Temperature Range | -30 °C – 130 °C |
Temperature resolution | 0.1 °C |
Temperature accuracy (±) | ±0.1 °C between 0 °C and 100 °C |
Ease of Use | Touch screen Calibration Support Guided Verification Simple Methods Multilingual Menu |
Security and compliance | GLP User management |
Memory Size | 2000 standard measurements |
Data Transfer | PC Printer USB stick |
Flexibilty and modularity | Barcode reader Stirrer |
Protection Rating | Watertight and dustproof (IP54) |
Sensor Included | None |
Display Type | 7″ Color TFT |
Meter Type | Benchtop Single-Channel |
mV measuring range | -2000..2000Â mV |
Dimensions | 195x205x65 mm |
Weight | 850 g |
Connectors | BNC RCA / Cinch USB A USB B Mini-DIN for stirrer |
Compatible with Intelligent sensor management (ISM) | Yes |
Portable Meter | No |
Product Line | SevenDirect |


What types of textile testing equipment does Visiontex Co. offer?
Visiontex Co. provides a wide range of textile testing equipment, including instruments for testing fabric strength, colorfastness, pilling, abrasion resistance, and more. We aim to support laboratories with accurate and reliable tools for all aspects of textile quality assessment.
Do you provide calibration services for laboratory equipment?
Yes, we offer professional calibration services to ensure that your laboratory equipment performs accurately and complies with industry standards. Our team provides certified calibrations and maintains traceability to recognized standards.
Are Visiontex Co.’s calibration services accredited?
Yes, our calibration services are conducted by authorized and certified professionals. We follow rigorous standards and issue calibration certificates that meet industry requirements.
Can Visiontex Co. assist with setting up a new textile testing laboratory?
Absolutely! Our team provides end-to-end support, from helping you select the right equipment to guiding you through the installation and calibration processes. We offer comprehensive consultancy for both new and existing textile laboratories.
Does Visiontex Co. provide after-sales support and training?
Yes, we prioritize customer satisfaction by offering ongoing support and training for the equipment we supply. Our experts can guide your team on optimal equipment use and maintenance practices to ensure long-term reliability.
What is the lead time for ordering equipment from Visiontex Co.?
Lead times vary based on equipment availability and your specific requirements. Once we know the products you need, our team will provide an estimated delivery time and keep you updated throughout the process.
How do I request a quote for specific equipment or services?
You can request a quote by visiting our website and using the contact form, or by reaching out directly via email or phone. Please provide details of your requirements, and our team will respond promptly with a detailed quote.
Does Visiontex Co. offer maintenance services for textile testing equipment?
Yes, we offer maintenance services to keep your equipment in optimal condition. Regular maintenance helps prevent downtime and extends the lifespan of your testing tools.
How does Visiontex Co. ensure the quality of the products it supplies?
We partner with reputable manufacturers and conduct rigorous quality checks to ensure that all products meet industry standards for accuracy, durability, and reliability.
What payment options are available for purchases?
We offer flexible payment options to accommodate various customer needs. Please contact our team for details on the available payment methods and terms.
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