Therma 1 is a handheld indicator for thermocouples ensors type K, and has now hold function. The reference junction compensation (CJC) is of crucial importance when using thermocouples. This CJC criterion is fulfilled very well by Therma 1. Therma 1 is delivered with a soft case with dimensions 300 x 110 x 40 mm. Sensors are to be ordered separately and several models are available. See below. Upon request indicator and selected sensors can be calibrated together and a calibration certificate. Favourable prices for calibration temperatures 0 and 100 °C.
Specification Therma 1 without sensor
| Input |
Thermocouple type K with miniature connector |
| Measuring range |
-100 to +1370 °C |
| Accuracy at 23 °C |
±0,4 °C ±0,1% of reading |
| Resolution |
0,1 °C to 300°C, else 1 °C |
| Deviation in reference juntion |
±0,02 °C/°C |
| Sampling rate |
2 times per second |
| Ambient operational temperature |
-20 to 50 °C |
| Power supply |
3 pcs AAA-batteries |
| Operating time at 25 °C |
> 10 000 hours |
| Automatic shut off |
After 10 minutes of operation, can be inhibited |
| Dimensions |
128 x 56 x 25 mm |
| Weight |
130 g |