

Lovibond SD 310 OXI Complete + Probe 1.5m Cable (discontinued) Replaced with 724680
This product has been discontinued and replaced with 724680
Product Name
SD 310 Oxi
Test / Range
Dissolved Oxygen | 0-70 mg/l O2 |
Oxygen Saturation | 0-600 % O2 |
Partial Pressure | 0-1200 hPa |
The SD 310 Oxi meets the day-today demands for sturdy and reliable measurement of dissolved oxygen. The well-known Clark-oxygen-sensor with integrated temperature compensation allows instant measurement without the need for time consuming polarisation.
The automatic hold function “freezes” measuring data in the display, and makes them easy to read.
Data logger and alarm functions enable continuous monitoring of measurement results in the field, with storage for up to 8000 data sets
The water-tight housing (IP 65 & IP 67) together with the rugged and protective armour ensures reliable operation even in extreme ambient conditions.
Delivery Content
- SD 310 Oxi
- 2 x AAA batteries
- Oxygen Sensor with 1.5 metre cable
- operating instructions
- Electrolyte solution
- 3 x replacement membranes
- protective casing for field use
Note the meter can be supplied with Oxygen sensors with 10m cable or 30m cable:
724660 SD 310 plus Oxygen Sensor with 10m cable
724665 SD 310 plus Oxygen Sensor with 30m cable
Parameter | Range | Resolution | Accuracy |
---|---|---|---|
O2 Concentration | 0.00 - 70.00 mg/l | 0.01 | ± 0.2 mg/l |
O2 Saturation | 0 - 600% | 0.1% | ± 1.5% |
O2 Partial Pressure | 0 - 1200 hPa (0- 427.5 mmHg | 1 | ± 3 hPa |
Temperature | -5.0 ... +50.0°C +23.0 ... +122.0°F |
±0.2°C 5.0 .... +100.0°C |
|
Connections | |
Electrode | 7 pin bayonet |
Interface/External Supply | 4-pole bayonet connector for serial interface and supply (with accessory USB 300) |
Display | Backlit LCD |
Calibration | Automatic 1, 2 or 3 point calibration, 0%, 100%, ambient air, air saturated water |
Data Storage | 1000 data sets manually; 8000 data sets using logger |
Protection Class | IP67 (housing and connections) |
Dimensions | 164 x 98 x 37mm (H x W x D) inc. protection cover |
Weight | 287g inc. battery and protective armouring |
Housing | Impact resistant PA 6 G B30 housing with pop-up clip |
Armouring | Shock-absorbing protective armouring |
Power Supply | 2 x AAA battery (included). Power consumption: <1.0mA |
Battery Life | 160 hours; auto off function 0 - 120 minutes |
Ancillary Items
Stock Code |
Name |
|
Service Set SD 310 Oxi |
|
USB 300 cable |
|
GSOFT 3050 Data Transmission Software |

Frequently Asked Questions
Clear answers to help you choose the right water testing solution with confidence
Which brands of water testing kits do you supply?
Do you provide kits for both home and professional use?
Yes — whether you’re a pool or spa owner, aquarium keeper, utility company, or a university laboratory, we have the right solution for your needs.
Can I arrange servicing or calibration for my photometer?
Absolutely. We also provide servicing and calibration to keep your photometers accurate and reliable.
How quickly do you dispatch orders?
Orders placed before 2:30 pm (Monday–Friday) are dispatched the same day. We also ship on Saturdays for your convenience.
Which couriers do you use for delivery?
We deliver through UPS, DPD, and Royal Mail. You can also choose to upgrade to next-day delivery at checkout.
What is your return policy?
We accept returns within 14 days of delivery provided the items are unused, in their original packaging, and in resalable condition. Please contact our team before returning any items.
Can I place bulk or business orders?
Yes, we welcome bulk, trade, and institutional orders. For tailored pricing or large quantities, please get in touch with us directly.
How can I get help if I’m unsure which kit to buy?
You can call us at 📞 +44 (0)115888 2726 and our team will guide you in choosing the most suitable kit for your needs.