Datasheet

testo 312-4
Technical data testo 312-4
Set testo 312-4
General technical data
Basic set testo 312-4 High-pressure set testo 312-4
Weight Approx. 600 g
Dimensions 219 x 68 x 50 mm
PC software Easyheat
Warranty 2 years
Warranty conditions see internet page
www.testo.com/warranty
Measurement rate auto 1 s to 24 h
fast 0.04 s
Interface for printer
Interface for PC
infrared
RS 232
Measurement data
store
Approx. 25.000 readings
Sensor types
Pressure (internal sensor in
the testo 312-4)
Temperature (via external
temperature probe Type K)
Meas. range 0 to 200 hPa dependent on probe type used
Accuracy ±1 digit ±0.03 hPa (0 to +3 hPa)
±1.5% of mv (+3.1 to +40 hPa)
±2 hPa or ±1% of fsv
(+41 to +200 hPa)
±0.4 °C (-100 to +200 °C)
±1 °C (remaining range)
Resolution 0.01 hPa 0.01 °C
Pressure (via high-pressure
probe)
0 to 25 bar
±0.5% of fsv
10 hPa
Part no. 0563 1327 Part no. 0563 1328
Illustration may differ from originalIllustration may differ from original
testo 312-4 differential pressure gauge
testo 312-4 hose set
balloon pump with release screw
conical test plug 1/2
conical test plug 3/4
testo fast printer
pressure set for gas pressure measurements in
heating systems
system case
testo 312-4 differential pressure gauge
testo 312-4 hose set
balloon pump with release screw
conical test plug 1/2
conical test plug 3/4
testo fast printer
pressure set for gas pressure measurements
on heating systems
high-pressure plug 3/8 und 3/4
high-pressue plug 1/2 and 1
high-pressure probe 1up to 25 bar
system case
We measure it.
testo-312-2-3-4-P07 23.11.2011 14:40 Seite 7