Description
The PT-104 is a four–channel temperature measuring data logger. It offers the ultimate in resolution (0.001 °C) and accuracy (0.015 °C). Along with temperature it can also be used to measure resistance and voltage.
| Input/Output | |||
| Type | Temperature | Resistance | Voltage |
| Sensor | PT100, PT1000 | n/a | n/a |
| Range | -200 to +800 °C | 0 to 375 Ω | 0 to 115 mV |
| 0 to 10 kΩ | 0 to 2.5 V | ||
| Accuracy (at 23 ±2 °C) | 0.015 °C | 20 ppm at 100 Ω | 0.40% |
| + 0.01% of reading | |||
| Temperature coefficient | 5 ppm/°C | 5 ppm/°C | 100 ppm/°C |
| RMS noise with filter | 0.01 °C | 10 ppm | 10 ppm |
| Resolution | 0.001 °C | 1 µ? | 0.156 µV |
| Overload protection | ±30 V | ||
| Number of inputs | 4 | ||
| Converter resolution | 24 bits | ||
| Conversion time | 720 ms per channel | ||
| Input connectors | 4-pin miniDIN | ||
| Input impedance | >1 MΩ | ||
| Output connectors | USB and Ethernet | ||
