425 Testo Hot Wire CFM Anemometer

• Flow, volume flow (cfm) and temperature measurements
• Multi-point and timed mean calculations
• Max-Min values make comparisons fast and easy
• "Hold" button freezes readings
• Clear backlit display
• Auto Off
• TopSafe provides water, dirt and impact protection

Specifications

Storage temperature -40 to +185 °F
Operating temperature -4 to +122 °F
Battery type 9V battery
Battery life 20 hr
Weight 10 oz
Dimensions 7 x 2.5 x 1.6 in
Material/Housing ABS

Probe type Thermo
Meas. Range 0 to +4000 fpm
Accuracy ±(6 fpm +5% of rdg.)
Resolution 2 fpm

Probe type NTC
Meas. range -4 to +160 °F
Accuracy ±0.9 °F (+32 to +140 °F)
±1.3 °F (remaining range)
Resolution 0.1 °F