| PT1 FUNCTIONS |
| Cond KCl |
Conductivity |
potassium chloride |
microsiemens (µS) |
| tdS 442 |
Total Dissolved Solids (TDS) |
442™ Myron L Natural Water Standard |
parts per million (ppm) |
| tdS nacl |
TDS |
sodium chloride |
ppm |
| SALt 442 |
Salinity |
442™ Myron L Natural Water Standard |
parts per thousand (ppt) |
| SALt nacl |
Salinity |
sodium chloride |
ppt |
| Specifications |
| Measurement Range |
1 - 10000 µS or ppm (0.0010 - 10.000 ppt salinity) |
| Accuracy (After Wet Calibration) |
± 1% of reading |
| Repeatability |
< 1000 µS or ppm ± 1 Count
≥ 1000 µS or ppm ± 0.3% of reading |
| Resolution |
Conductivity and TDS:
0.1 for 1.0 - 99.9 µS or ppm
1 for 100 - 10000 µS or ppm |
Salinity:
0.0001 for 0.0010 - 0.1000 ppt
0.001 for 0.100 - 10.000 ppt |
Temperature:
0.1 ºC / 0.1 ºF |
| Time to Reading Stabilization |
10 - 20 seconds |
| Active Mode Power Consumption |
30 - 100 mA |
| Sleep Mode Power Consumption |
2 µA |
| Temperature Measurement Range |
0 - 71 °C or 32 - 160 °F |
| Temperature Accuracy Displayed |
± 0.1 ºC or ± 0.1 ºF |
| Temperature Compensation Method |
Automatic to 25 ºC |
| Physical Dimensions |
17.15 cm L x 1.59 cm D or 6.75 in. L x .625 in. D |
| Weight |
55 g or 1.94 oz. |
| Case Material |
Anodized Aircraft Aluminum with Protective Coating |
| Battery Type |
One N type, Alkaline, 1.5V |
| Calibration Solution Point |
1800 µS KCl; 3000 ppm 442™ (2027 ppm NaCl) |
| Operating/Storage Temperature |
0 - 55ºC or 32 - 131ºF |
| Water Resistance |
IP67 and NEMA 6 |
| EN61236-1: 2006 - Annex A: 2008 |
Electrostatic discharge to the PT1 may cause it to spontaneously turn on. If this
occurs, the PT1 will turn off. |