Vaisala HM40-A3AB Thermohygrometer with Remote Handle Probe for Tight Space
- Response Time: 17 seconds (90% of reading).
- RH Accuracy: ±1.5% RH from 0% to 90% RH at 32° to 104°F (0° to 40°C).
- ±2.5% RH from 90% to 100% RH at -40° to 32°F and 104° to 176°F (-40° to 0°C and 40° to 80°C).
- ±3% RH from 0 to 90% RH at 176° to 212°F (80° to 100°C).
- ±4% RH from 90% to 100% RH at 176° to 212°F (80° to 100°C).