| HT-1890C |
| Function | Range | Resolution | Function | Range | Resolution |
| inH2O | ±24.08 | 0.01 | Ozin2 | ±3.92 | 0.01 |
| Psi | ±0.870 | 0.001 | ftH2O | ±.006 | 0.001 |
| Mbar | ±60.0 | 0.1 | cmH2O | ±60.9 | 0.1 |
| kPa | ±6.000 | 0.001 | Kgcm2 | ±.060 | 0.001 |
| inHg | ±1.771 | 0.001 | Bar | ±.060 | 0.001 |
| mmHg | ±45.0 | 0.1 | |||
| Size | 170mmx55mmx33mm | ||||
| Weight | 165g | ||||
| Accessories | 9V battery,manual,2 of soft hose and blister card. |
