testo 174H
Characteristic
Probe type
Measuring range
Humidity accuracy
Temperature
accuracy
Resolution
Operating
temperature
Storage
temperature
Battery type
Life
Protection class
Meas. cycle
Memory
Software
Warranty
EC Directive
Values
NTC temperature sensor and internal
capacitive humidity sensor
0 to 100 % RH (non-dewing atmosphere),
-20 to +70 °C
± 3 % RH (2 % RH to 98 % RH)
± 1 digit +0.03 % RH/K
± 0.5 °C (-20 to +70 °C)
0.1 % RH, 0.1 °C
-20 to +70 °C
-40 to +70 °C
2 x 3 V button cell (2 x CR 2032 lithium)
1 year (15 min measuring cycle, +25 °C)
IP20
1 min - 24 h (can be selected)
2 x 8000 readings
can be used with Windows XP, Vista, Win7
24 months, warranty conditions: see website
www.testo.com/warranty
2004/108/EC
3 Specifications
23