| Model |
ST10 30073970 |
ST10C-A 30073972 |
ST10C-B 30073973 |
ST10C-C 30073974 |
ST10R 30073984 |
ST10S 30073982 |
ST10T-A 30073978 |
ST10T-B 30073979 |
| Meter Type |
pH |
Conductivity |
Conductivity |
Conductivity |
ORP |
Salinity |
TDS |
TDS |
| Measurement Range |
0.00 – 14 pH |
0.00 – 199.9 µs/cm |
0 – 1999 µs/cm |
0.00 – 19.99 ms/cm |
-1000 – 1000 mV |
0.0 – 10.0 ppt |
0.0 – 100.0 mg/L |
0.0 – 1000 mg/L |
| Accuracy |
±0.1 pH |
±2.5% FS |
±2.5% FS |
±2.5% FS |
2mV |
±2.5% FS |
±2.5% FS |
± 10mm |
| Measurement Resolution |
0.1 pH |
0.1 µs/cm |
1 µs/cm |
10 µs/cm |
1 mV |
0.1 ppt |
0.1 mg/L |
1 mg/L |
| Display |
LCD |
LCD |
LCD |
LCD |
LCD |
LCD |
LCD |
LCD |
| ATC |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
| Temperature compensation |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
| Automatic Shutdown |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
Yes, After 6 minutes of non-use |
| Battery Life |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
200 Hours with Disposable Batteries |
| Calibration |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
| Conductivity accuracy (±) |
- |
2.5 % |
2.5 % |
2.5 % |
- |
2.5 % |
2.5 % |
2.5 % |
| Conductivity measuring range |
- |
0.0 – 199.9 µS/cm |
0 – 1999 µS/cm |
0.00 – 19.99 mS/cm |
- |
0.0 – 10.0 ppt |
0.0 – 100.0 mg/L |
0 – 1000 mg/L |
| Dimensions |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW) |
| Net Weight |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
3.88 oz (110 g) |
| Number of Buttons |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| pH accuracy (±) |
0.1 |
- |
- |
- |
- |
- |
- |
- |
| pH measuring range |
0 – 14 |
- |
- |
- |
- |
- |
- |
- |
| Power |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
4 AG13 Batteries (Included) |
| Protection Rating |
IP67 |
IP67 |
IP67 |
IP67 |
IP67 |
IP67 |
IP67 |
IP67 |
| Temperature Display |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
Not Applicable |
| Working Environment |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing) |
| Wrist Strap |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |