TESTO 445 Instruction Manual page 42

Pressure probes
Pressure probe for measuring velocities
and differential pressure or absolute pressure
Accessories for pressure probes
Pitot tubes to measure velocity
(in connection with pressure probes);
longer versions on request
Silicone hose to connect Pitot tube and pressure probe, 5 m long
Magnetic holder for 0638.1445/0638.1545/0638.1645 pressure probes
Plug-in velocity probes
Vane probe, can be attached to handle or telescope
Range of application: -30 to +140 °C
Vane/temperature probe, can be attached to handle or telescope
Vane/temperature probe, can be attached to handle or telescope
Bendable vane probe for integrated velocity measurement
Range of application: -20 to +60 °C
Bendable vane probe for integrated velocity measurement
Range of application: -20 to +60 °C
Accessories for plug-in vane probes
Telescope for plug-in vane probes, max. 1 m long
Extension for 0430.0941 and 0430.0944 telescopes, 2m
Handle for plug-in vane probes
Swan neck, flexible connection between probe and connection part
Magnetic probe holder for vane probes
Measuring Accuracy
range
-4 to 10 mbar ±0.03 mbar
-40 to 100 mbar ±0.1 mbar(0 to 20mbar)
±0.5% of m.v. (rem.)
2000 mbar ±5 mbar
(Abs.p)
Temp.max Material
+350 °C Chromium-plated brass
+350 °C Chromium-plated brass
+500 °C Stainless steel
+700 °C Stainless steel
Meas. range
0.6 to 20 m/s
0.4 to 60 m/s
-30 to +140 °C
0.4 to 40 m/s
-30 to +140 °C
0.25 to 20 m/s
0.2 to 15 m/s
long
42
Ordering data
Probes for testo 445
Connection
cable
1.5 m
PUR
Length/Ø
500mm/7 mm
350mm/7 mm
300mm/4 mm
1000mm/7 mm
Accuracy (System)
±(0.2 m/s +1 % of m.v.)
±(0.2 m/s +1 % of m.v.)
±(0.2 m/s +1 % of m.v.)
±(0.1 m/s +1.5 % of m.v.)
±(0.1 m/s +1.5 % of m.v.) 0635.9340
Connection
cable
2.3 m silcone
Please connect
connection cable
0409.0063
1.5 m silicone
Part no.
0638.1445
0638.1545
0638.1645
Part no.
0635.2045
0635.2145
0635.2245
0635.2345
0554.0440
0554.0225
Part no.
0635.9443
0635.9540
0635.9640
0635.9440
Part no.
0430.0941
0430.0942
0430.3545
0430.0001
0554.0430