|
|
Ohaus ST400D-G Starter Series Dissolved Oxygen (DO) Meter with STDO21: 0.00 – 20.0 mg/L(ppm); 0 – 50°C |
|
| For over a century, OHAUS has perfected the art of measurement through our line of weighing products. Taking the same approach to our weighing equipment, OHAUS now delivers Starter ST400D - a practical, affordable, low-maintenance DO Portable Meter equipped with optical technology. The ST400D is ideal for applications that require simple yet accurate DO measurements. more ... |
|
Laboratory Equipment >
pH Meters >
pH Meters
|
|
|
|
|
|
Features
For over a century, OHAUS has perfected the art of measurement through our line of weighing products. Taking the same approach to our weighing equipment, OHAUS now delivers Starter ST400D - a practical, affordable, low-maintenance DO Portable Meter equipped with optical technology. The ST400D is ideal for applications that require simple yet accurate DO measurements.
APPLICATIONS: Field and lab Dissolved Oxygen measurement
DISPLAY: Backlit Color Liquid Crystal Display (LCD)
OPERATION: 4 AAA batteries (included)
COMMUNICATION: N/A
CONSTRUCTION: ABS Housing
DESIGN FEATURES: 99 measurement memory, last calibration data recall, auto barometric pressure measurement, auto temperature compensation with manual salinity compensation
FEATURES
- Optical DO probe requires minimal maintenance and offers immediate measurement readings. No warm up or sample preparation needed.
- Large backlit LCD screen provides easy to read results - even in low light environments. Ideal for secure field use with a meter stand, wrist strap and durable IP54 housing.
- The 99-measurement library stores data for future reference and allows for easy one-touch recall of the last calibration data.
Product Specifications
| Measurement Range |
0.00 – 20.0 mg/L(ppm); 0 – 50°C |
| Measurement Resolution |
0.01 mg/L; 0.1%; 0.1 °C |
| Accuracy |
±0.2 mg/L(< 8 mg/L) or ±0.3 mg/L(8~20 mg/L); ±0.3 °C |
| Display |
Color LCD Graphics |
| Electrode |
STDO21 (Included) |
| Included Accessories |
IP54 Sets, Electrode Clip, Wrist Strap, 4 AAA Batteries, STDO21 Optical DO Probe, Portable Bag |
| Accuracy D0 |
0.2 ppm |
| Accuracy ± (Temperature) |
0.3 °C |
| Battery Life |
12 hours with Disposable Batteries |
| Calibration |
2 Point |
| Dimensions |
5.91 in x 1.38 in x 3.54 in (150 mm x 35 mm x 90 mm) (LxHxW) |
| Parameter |
Dissolved Oxygen |
| Power |
4 AAA (LR03) Batteries (Included) |
| Net Weight |
0.35 lb (0.16 kg) |
| Resolution (DO) |
0.01 |
| Temperature compensation |
Automatic |
| Temperature resolution |
0.1 °C |
| Temperature Sensor |
10 KO NTC |
| Working Environment |
41°F – 104°F, 80%RH, non-condensing (5°C – 40°C, 80% RH, Non-condensing) |
Weight:
1.00 lb
|
|
Other Ohaus ST400 and ST400M Portable Water pH Analysis Meter
|
Specifications
| Model |
ST400 |
ST400M |
ST400-B
30468964 |
ST400-F
30468965 |
ST400-G
30468966 |
ST400M-B
30468990 |
ST400M-F
30468991 |
ST400M-G
30468992 |
| Includes |
ST400 |
ST400, electrode |
ST400, electrode, case |
ST400M |
ST400M, electrode |
ST400M, electrode, case |
| Measuring Range |
pH |
-2 … 16.00 pH |
| mV |
-1999 …1999 mV |
| Conductivity |
- |
0.0 μS/cm ... 199.9 mS/cm |
| TDS |
- |
0.1 mg/l … 199.9 g/l |
| Salinity |
- |
0.0 … 99.9 psu |
| Resistivity |
- |
0… 20MΩ•cm |
| Temperature |
-5 °C ... 110 °C |
| Resolution |
pH |
0.01 pH |
| mV |
1 mV |
| Conductivity |
- |
0.1 μS/cm, Auto-range |
| TDS |
- |
0.01 mg/l, Auto-range |
| Salinity |
- |
0.01 psu, Auto-range |
| Resistivity |
- |
0.01Ω•cm, Auto-range |
| Temperature |
0.1 °C |
| Accuracy |
pH |
± 0.01 pH |
| mV |
± 1 mV |
| Conductivity |
- |
± 0.5% F.S. |
| TDS |
- |
± 0.5% F.S. |
| Salinity |
- |
± 0.5% F.S. |
| Resistivity |
- |
± 0.5% F.S. |
| Temperature |
± 0.5 °C |
± 0.3 °C |
| Calibration |
pH |
1-5 points, 6 predefined buffer groups |
1-5 points, 6 predefined buffer groups |
| Conductivity |
- |
1 point, 5 predefined standards |
| Memory |
1000 measurements
5 calibration data for each sensor ID |
1000 measurements (pH + conductivity)
5 calibration data for each sensor ID |
| Power Supply |
Rechargeable Li-battery, 2600mAh; > 300 charge and discharge times |
| Size/Weight |
Approximately 100W × 230 L × 40 H mm / 0.35 kg |
| Display |
LCD with Backlight |
| Input |
pH |
IP67 BNC, impedance > 10e+12 Ω |
| Conductivity |
IP67 Cinch, NTC 30 k |
| Conductivity |
- |
IP67 LTW |
| Temperature Compensation |
pH |
ATC & MTC |
| Conductivity |
- |
ATC, Linear: 0.00 / °C to 10.00%/ °C Reference Temperature: 20 or 25 °C |
| IP Protection |
P67 |
| Housing |
ABS / PC |
| Communication |
Micro-USB |
|
|
|
|
* within the 48 continental US States
|
|
|
|
|
|
|
|
