Datasheet

testo 312-2 / testo 312-3
Technical data testo 312-2 / testo 312-3
Common data
Storage temp. -20 to +60 °C
Oper. temp. +5 to +45 °C
Battery type 9V block battery
Weight 300 g
Dimensions 215 x 68 x 47 mm
Material/Housing ABS
Display LCD, 2 lines
Warranty 2 years
Warranty conditions see internet page
www.testo.com/warranty
Alarm display: audible and visible if limit values are reached
Alarm threshold -0.04 hPa and 100 hPa
Other features Measurement range can be switched from
±40 hPa to ±200 hPa
Adjustment step: 0.01 hPa or 5 hPa
Sensor types
testo 312-2
Meas. range -40 to +40 hPa
Accuracy ±1 digit ±0.03 hPa (0 to +3 hPa)
±1.5% of mv
(+3 to +40 hPa)
Resolution 0.01 hPa
Overload ±1.000 hPa
-200 to +200 hPa
±0.5 hPa (0 to +50 hPa)
±1.5% of mv (>50 hPa)
0.1 hPa
testo 312-3
-300 to +300 hPa
±0.5 hPa
(0 to +50 hPa)
±1.5% of mv
(≥50 hPa)
0.1 hPa
±8.000 hPa
-6.000 to +6.000 hPa
±4 hPa (0 to +400 hPa)
±2% of mv
(+400 to +2.000 hPa)
±4% of mv
(+2.000 to +6.000 hPa)
1 hPa
We measure it.
testo-312-2-3-4-P03 23.11.2011 14:38 Seite 3