TESTO 650 - Page 62

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Ordering data
Diff.pressure
Diff.pressure
Absolute pressure
±10 mbar
±100 mbar
2000 mbar
± 0.03 mbar
± 0.1 mbar (0 to 20 mbar)
± 0.5 % of m.v. (rem.)
± 5 mbar
0638.1445
0638.1545
0638.1645
Relative pressure
probe
Pressure probes for testo 650, 400
Meas. range
Measuring
method
Accuracy
Part no.
Part no.
Pressure probe for measuring air velocities
and differential pressure
or absolute pressure
Pressure probe, refrigerant-proof stainless
steel, screw-in thread 7/16” UNF
- Low pressure probe to 10 bar
- High pressure probe to 30bar
- High pressure probe to 40bar
- High pressure probe to 100bar
- High pressure probe to 400bar
Accessories for pressure probes
0554.0225
0409.0202
Magnetic holder for pressure probes 0638.1445 / 0638.1545 / 0638.1645
Connection cable for pressure probes 0638.1740, 0638.1840 and 0638.1940
Differential
pressure
probe
Absolute
pressure
Differential
pressure
probe
-1…+10 bar
-1…+30 bar
-1...+40 bar
-1...+100 bar
-1...+400 bar
0…+100Pa
0…+10hPa
±1% of f.v. Overload 25 bar
±1% of f.v. Overload 120 bar
±1% of f.v. Overload 120 bar
±1% of f.v. Overload 250 bar
±1% of f.v. Overload 600 bar
±(0.3Pa ±0.5% of mv)
(0...+100Pa)
0…+100hPa
±0.5% of mv (+20...
+100 hPa)
±0.3hPa (0...+20hPa)
0…+1000Pa
0…+2000Pa
±1hPa (0...200hPa)
0.5% of mv (+200...
+1000 hPa)
±2hPa (0...400hPa)
0.5% of mv (+400...
+2000 hPa)
0…+2000Pa
±5hPa (0...+2000hPa)
±0.03hPa (0...10hPa)
0638.1741
0638.1841
0638.1941
0638.2041
0638.2141
0638.1347
0638.1447
0638.1547
0638.1647
0638.1747
0638.1847
Pressure probe, measures differential pres-
sure, in robust metal housing with impact
protection, incl. magnet for attachment
- Precision pressure probe 100Pa
- Pressure probe 10hPa
- Pressure probe 100hPa
Pressure probe, measures differential pres-
sure, in robust metal housing with impact
protection, quick closing coupling (M8 x 0.5),
incl. magnet for attachment
- Pressure probe 1000hPa
- Pressure probe 2000hPa
- Pressure probe 2000hPa