Technical Data - TESTO 440 Instruction Manual

5 Technical data

Temperature (NTC)
Measuring range
Accuracy (±1 digit) at
22 °C
Resolution
Temperature (TE)
Measuring range
Accuracy (±1 digit)
Resolution
Pressure
Measuring range
Accuracy (±1 digit) at
22 °C
Resolution
* Change in position or attachment to magnetic surfaces affects the sensor. Therefore, first zero the
sensor in the end position of the instrument.
Probe connections
Type K thermocouple
connection
Testo Universal
Connector (TUC) for
connection of cabled
probes with
corresponding plug
©
Bluetooth probe
Differential pressure
Technical data
testo 440
±0.4 °C (-40 to -25.1 °C)
±0.3 °C (-25 to +74.9 °C)
±0.4 °C (+75 to +99.9 °C)
±0.5% of m.v. (remaining meas. range)
testo 440
-200 to +1370 °C
±(0.3 °C + 0.3% of m.v.)
±0.5 °C for cold junction
testo 440
-
testo 440
1x digital Bluetooth
-
testo 440
5 Technical data
testo 440 dP
-40 to +150 °C
0.1 °C
testo 440 dP
0.1 °C
testo 440 dP*
-150 to +150 hPa
±0.05 hPa (0 to +1.00
hPa)
±0.2 hPa + 1.5% of m.v.
(1.01 to 150 hPa)
0.01 hPa
testo 440 dP
1x
1x
©
probe or testo Smart Probe
testo 440 dP
+
45