Testo 312-2 压力仪（40/200 hPa）

1) Pressure measurement    
Measuring range: -40 to +40 hPa;  -200 to +200 hPa
Accuracy: ±0.03 hPa (0 to +3 hPa)
                ±1.5 % of mv (+3 to +40 hPa)
                ±0.5 hPa (0 to +50 hPa)
                ±1.5 % of mv (> 50 hPa)
Resolution: 0.01 hPa (-40 to +40 hPa)
                   0.1 hPa (-200 to +200 hPa)
Overload rel.   ±1000 hPa
2) General technical data    
Housing: ABS
Alarmsignal: audible; rpm - Optical
Alarm untere Grenze: -0.04 hPa
Alarm upper threshold: 100 hPa
Battery type: 9V block battery, 6F22
Display type: LCD
Display size: 2 lines
Storage temperature: -20 to +60 °C
Weight:  300 g
Dimensions: 215 x 68 x 47 mm
Operating temperature: 5 to +45 °C
Whats included: battery

manual