COLO.Science — Electrochemistry · conductivity meters
VIKING-EC310 Portable Conductivity Meter
VIKING-EC310 is a professional portable meter for conductivity, resistivity, TDS, salinity and temperature, with GLP data memory and USB output for field and laboratory work. It combines a 3.5″ backlit LCD, conductivity measurement from 0.000 µS/cm to 500 mS/cm (±1.0 % FS), 1- to 3-point calibration with automatic standard recognition, automatic / manual temperature compensation, a 500-result memory (GLP), USB connectivity, a rechargeable Li battery and IP65 protection.
Overview
Applications
- Water quality: drinking water, wastewater, surface and process water.
- Purified water: resistivity and conductivity of deionised, RO and laboratory water.
- Field and on-site: compact IP65 housing for sampling points, rivers, wells and plants.
- Food, aquaculture and industry: salinity, TDS and conductivity of brines, rinse water and process solutions.
Why VIKING-EC310
- Clear display: 3.5″ LCD with backlight with Reading / Stable prompts.
- Calibration: 1–3 points with automatic recognition of 84 µS/cm, 1413 µS/cm, 12.88 mS/cm.
- Portable protection: IP65 housing, silicone case and wristband for one-hand work.
- Data traceability: 500 results stored per parameter with date, time and GLP records.
Technical specifications
| Model | VIKING-EC310 |
| SKU | PRO6065 |
| Conductivity range | 0.000 µS/cm to 500 mS/cm |
| Conductivity resolution | 0.001 µS/cm minimum, auto range |
| Conductivity accuracy | ±1.0 % FS |
| Reference temperature | 20 / 25 °C |
| Calibration | 1–3 points, standard recognition |
| Recognised standards | 84 µS/cm, 1413 µS/cm, 12.88 mS/cm |
| Settable parameters | Cell constant, temperature coefficient, TDS factor |
| Compensation type | None, linear, pure water |
| Resistivity range | 5.00 Ω·cm to 20.00 MΩ·cm |
| Resistivity accuracy | ±1.0 % FS |
| TDS range | 0.00 ppm to 300 ppt |
| TDS accuracy | ±1.0 % FS |
| Salinity (NaCl) | 0.0 to 80.0 ppt, 0.1 ppt, ±2 ppt |
| Temperature range | −5 to 110 °C / 23 to 230 °F |
| Temperature accuracy | ±0.2 °C |
| Temperature compensation | ATC / MTC |
| Reading modes | AutoRead (fast / medium / slow), timed, continuous |
| Reading prompts | Reading, Stable, Locked |
| Display | 3.5″ LCD with backlight |
| Data memory | 500 results per parameter, GLP |
| Electrode input | 5-pin connector (conductivity + temperature) |
| Outputs | USB (PC, printer) |
| Auto power-off | 300 / 600 / 1200 / 1800 / 3600 s or off |
| Power supply | Rechargeable Li battery; adapter 100–240 V AC / 5 V DC |
| Protection | IP65 |
| Dimensions | 80 × 225 × 35 mm |
| Weight | approx. 400 g |
COLO.SCIENCE VIDEO
VIKING-EC310 operation video
Installation, settings, cell constant calibration and measurement — step by step.
VIKING-EC310 operation video (5:01). Open the video in a new window
ELECTRODES AND ACCESSORIES
Electrodes and accessories for the VIKING-EC310 portable conductivity meter
The VIKING-EC310 is delivered with the conductivity electrode DJS-1VTC (k = 1, ATC, 5-pin connector), the 1413 µS/cm standard and electrode holder, silicone case, wristband, carrying case. Electrodes with k = 0.1, 0.01 and 10 and standards from 84 µS/cm to 111.3 mS/cm extend the range from ultrapure water to brines.
PRO6154
Conductivity electrode DJS-1VTC (k = 1, ATC)
2–20000 µS/cm, glass body, with temperature sensor, 0–80 °C, Φ12×120 mm; 5-pin connector.
Standard delivery
PRO7007
Conductivity standard 1413 µS/cm, 50 mL
Calibration standard at 25 °C for cell-constant calibration.
Standard delivery
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Silicone protective case and wristband
Shock-absorbing silicone sleeve and wristband for safe one-hand field use.
Standard delivery
PRO7006
Carrying case
Protective case for the meter, electrode and buffers in field use.
Standard delivery
PRO6156
Conductivity electrode DJS-1VTG (k = 1, ATC)
2–3000 µS/cm, glass body, with temperature sensor, 0–80 °C, Φ12×120 mm; 5-pin connector.
Optional
PRO6157
Conductivity electrode DJS-0.1VTG (k = 0.1, ATC)
0.05–200 µS/cm, glass body, with temperature sensor, 0–80 °C, Φ12×120 mm; 5-pin connector.
Optional
PRO6158
Conductivity electrode DJS-0.01VT (k = 0.01, ATC)
0.05–20 µS/cm, titanium alloy, with temperature sensor, 0–60 °C, Φ18×50 mm; 5-pin connector.
Optional
PRO6160
Conductivity electrode DJS-10VTC (k = 10, ATC)
2000–200000 µS/cm, glass body, with temperature sensor, 0–80 °C, Φ12×120 mm; 5-pin connector.
Optional
More electrodes and accessories
- PRO6159 — Conductivity electrode DJS-0.01VT (k = 0.01, ATC), flow cell
- PRO6998 — Thermal printer 771000
- PRO6130 — Conductivity standard 1413 µS/cm, 250 mL
- PRO6132 — Conductivity standard 84 µS/cm, 250 mL
Tell us your sample and we will confirm the right electrode for your VIKING-EC310 portable conductivity meter. Full electrode range: Electrochemistry catalogue →
Selection guidance
VIKING-EC310 suits users who need resistivity, salinity and GLP records in a compact portable meter; the carrying case is included for mobile work. COLO.Science helps you choose the electrode and standards.
Configuration checklist
- Sample type: drinking, waste, pure or process water, solutions, brines.
- Range: expected conductivity decides the cell constant (k = 0.01 / 0.1 / 1 / 10).
- Calibration: number of points and standards close to the sample value.
- Documentation: memory, GLP records, USB export or printer.
- Need more?: see VIKING-EC310T.
Sales and support for international customers
COLO Lab ExpertsPolje ob Sotli 4, SI-3255 Buče, Slovenia
Phone: +386 70 713 437 · Email: sales@colo.si · Web: colo.si
We supply laboratories across Europe directly and through partners. B2B prices are quoted net, excluding VAT.









