COLO.Science — WATER QUALITY / ELECTROCHEMISTRY — VIKING-EC300
VIKING-EC300 Conductivity Meter | COLO.Science
VIKING-EC300 Laboratory Conductivity Meter is a reliable benchtop instrument for routine measurement of
conductivity, resistivity, TDS, salinity and temperature. With a 7.0-inch high-resolution LCD display,
Auto Read, Timed and Continuous reading modes, automatic/manual temperature compensation, endpoint Auto-Hold,
GLP-compliant storage for 500 results per parameter, USB / RS-232 outputs and IP54 protection, VIKING-EC300 is suitable for
water quality laboratories, routine QC, process water checks, education, research and electrochemical measurement workflows.
EC / Resistivity / TDS / Salinity / Temp
7.0″ LCD
±1.0% FS
1–3 point calibration
GLP 500 results
SKU PRO-EC300
COLO.SCIENCE — LABORATORY CONDUCTIVITY METERS FOR WATER QUALITY TESTING
Routine EC, resistivity, TDS, salinity and temperature measurement
The VIKING-EC300 conductivity meter is designed for laboratories that need a dependable LCD-based platform for routine water analysis and quality control. It covers conductivity, resistivity, TDS, salinity and temperature measurement in one compact benchtop instrument.
With conductivity measurement from 0.000 µS/cm to 1000 mS/cm, up to 3 calibration points, automatic recognition of common EC standards, GLP storage and USB / RS-232 communication, VIKING-EC300 supports repeatable measurement documentation without unnecessary instrument complexity.
Key features
- Laboratory conductivity meter for EC, resistivity, TDS, salinity and temperature measurement.
- 7.0-inch high-resolution LCD with backlight for clear daily operation.
- Auto Read, Timed and Continuous reading modes.
- Automatic and manual temperature compensation with none, linear and pure water compensation types.
- Endpoint Auto-Hold with Reading / Stable / Locked prompts.
- 1–3 point calibration with standard recognition at 84 µS/cm, 1413 µS/cm and 12.88 mS/cm.
- GLP-compliant storage for 500 results for each parameter.
- USB / RS-232 outputs for PC and printer workflows.
- IP54 protection for routine laboratory environments.
Suitable for
- Routine water quality laboratories and daily EC measurement workflows.
- Process water, purified water, wastewater and environmental sample checks.
- Food, beverage, chemical and pharmaceutical QC laboratories.
- Teaching laboratories that need repeatable conductivity routines.
- Research laboratories that require clear measurement records.
- Laboratories that want a practical EC platform with GLP-style data handling.
VIKING-EC300 Conductivity Meter | COLO.Science
TECHNICAL SPECIFICATIONS — VIKING-EC300 LABORATORY CONDUCTIVITY METER
| Model | VIKING-EC300 |
| Product type | Laboratory conductivity meter for water quality analysis |
| SKU / Product number | PRO-EC300 |
| Measured parameters | EC / Resistivity / TDS / Salinity / Temperature |
| Display | 7.0-inch high-resolution LCD with backlight |
| Conductivity range | 0.000 µS/cm to 1000 mS/cm |
| Conductivity resolution | 0.001 µS/cm minimum, varies by range |
| Conductivity accuracy | ±1.0% FS |
| Reference temperature | 20°C, 25°C |
| Calibration points | Up to 3 points |
| Recognized standards | 84 µS/cm, 1413 µS/cm, 12.88 mS/cm |
| Resistivity range | 5.00 Ω·cm to 20.00 MΩ·cm |
| Resistivity resolution / accuracy | 0.01 Ω·cm minimum · ±1.0% FS |
| TDS range | 0.00 ppm to 300 ppt |
| TDS resolution / accuracy | 0.01 ppm minimum · ±1.0% FS |
| Salinity range | 0.0–80.0 ppt; 0.00–8.00 %NaCl |
| Salinity resolution / accuracy | 0.1 ppt; 0.1% · ±2 ppt |
| Temperature range | −5.0 to 110°C / 23.0 to 230°F |
| Temperature resolution / accuracy | 0.1 · ±0.2°C |
| Temperature units | °C / °F |
| Reading modes | Auto Read: Fast / Medium / Slow; Timed; Continuous |
| Prompts | Reading / Stable / Locked |
| Temperature compensation | ATC / MTC; types: none, linear, pure water |
| Settable options | Cell constant, temperature coefficient and TDS factor |
| Data storage | 500 results each parameter, GLP features |
| Inputs | Conductivity with temperature probe, 5-pin aviation connector |
| Outputs | USB, RS-232, PC / printer |
| Backlight / date & time | Yes / Yes |
| Auto shutdown | 1–60 min, Off |
| IP rating | IP54 |
| Power supply | AC adapter, 100–240 V AC input, DC 20 V output |
| Dimensions / weight | 242 × 195 × 68 mm · 900 g / 1.98 lb |
| HTML TechSpec | Open VIKING-EC300 technical specification |
Final measurement performance depends on electrode condition, cell constant, sample matrix, calibration standards, temperature compensation settings and laboratory method. Electrode and accessory compatibility should be confirmed before quotation.
Included configuration
PRO6154 EC electrode
Conductivity electrode for routine EC measurement workflows.
1413 µS/cm EC standard
Standard solution, 50 mL, for routine conductivity calibration.
EHO5 electrode stand
Electrode stand PRO6110 for stable daily laboratory operation.
COLO.SCIENCE VIDEO
VIKING-EC300 video presentation is in preparation
The video will present the LCD interface, EC calibration workflow, conductivity / resistivity / TDS / salinity measurement routines, electrode connection, Auto-Hold operation and data export options for VIKING-EC300.
COLO.SCIENCE KNOWLEDGE
Water quality testing and electrochemical measurement
Conductivity measurement is one of the most common electrochemical checks in laboratory water analysis. It helps laboratories understand dissolved ionic content, process consistency and changes in sample composition. For reliable results, laboratories need suitable standards, clean electrodes, defined temperature compensation and a method that matches the expected conductivity range.
VIKING-EC300 is positioned as a practical conductivity meter for laboratories that need reliable EC, TDS, salinity and temperature documentation in daily work. For additional educational content about laboratory water quality, visit the COLO.Science water quality knowledge category.
VIKING-EC300 for routine EC, TDS and salinity control
VIKING-EC300 Laboratory Conductivity Meter is a practical choice for laboratories that need a dependable instrument for daily EC, TDS, resistivity, salinity and temperature checks. It is especially useful when operators need clear readings, stable endpoint detection and simple calibration without unnecessary instrument complexity.
In water quality laboratories, industrial QC rooms and research environments, conductivity measurement is often used as a fast indicator of dissolved ionic content and process consistency. With 1–3 point calibration, automatic standard recognition, ATC / MTC compensation, GLP storage and USB / RS-232 communication, VIKING-EC300 helps laboratories document routine measurements, compare results over time and maintain a repeatable workflow for internal quality control.
Configuration notice — instruments are delivered according to application requirements
Conductivity meters are typically selected according to expected conductivity range, sample matrix, cell constant, electrode type, calibration standards, temperature compensation method, data handling requirements and workflow documentation.
Available electrodes, standards, accessories and technical options should be confirmed before quotation.
The content shown on this website is provided for general information and may not represent the final delivered configuration.
VIKING-EC300 — laboratory conductivity meter for EC, resistivity, TDS and salinity
A practical laboratory conductivity meter for conductivity, resistivity, TDS, salinity and temperature measurement — with 7.0-inch LCD, 1–3 point calibration, GLP storage for 500 results per parameter, USB / RS-232 outputs, IP54 protection and support from COLO.Science.




