testo 635
We measure it.
Probes
Dimensions
Probe shaft/probe shaft tip
Measuring
range
Accuracy
t99
Part no.
Probe type
Humidity probes
0 to +100 %RH
-20 to +70 °C
2 %RH ꢀ+2 to +98 %RH)
0.3 °C
Humidity/temperature probe
0636 9735
0636 2161
Ø 12 mm
0 to +100 %RH
-20 to +125 °C
2 %RH ꢀ+2 to +98 %RH)
0.2 °C
Robust humidity probe for meas.
up to +125 °C, short-term up to
+140 °C, Ø 12 mm, e.g. exhaust
ducts, and for meas. of material
equilibrium moisture, e.g. bulk
goods
300 mm
Ø 12 mm
0 to +100 %RH
0 to +40 °C
2 %RH ꢀ+2 to +98 %RH)
0.2 °C
Thin humidity probe with built-in
electronics, incl. 4 attachable PTFE
protection caps for material
0636 2135
0636 6160
60 mm
Ø 4 mm
moisture equilibrium measurement
Woods:
Building
〈
50 %
20
Scatter field probe for fast and
damage-free material moisture
measurement, with probe cable
1.2 m
materials:
%
〈
Pressure dewpoint probes
0 to +100 %RH
-30 ... +50 °C
tpd
0.9 °C tpd ꢀ+0.1 to +50 °C tpd)
1 °C tpd ꢀ-4.9 to 0 °C tpd)
2 °C tpd ꢀ-9.9 to -5 °C tpd)
3 °C tpd ꢀ-19.9 to -10 °C tpd)
4 °C tpd ꢀ-30 to -20 °C tpd)
300 s
300 s
Pressure dewpoint probe for
measurements in compressed air
systems, Fixed cable
0636 9835
0636 9836
300 mm
300 mm
0 to +100 %RH
-60 to +50 °C
tpd
0.8 °C tpd ꢀ-4.9 to +50 °C tpd)
1 °C tpd ꢀ-9.9 to -5 °C tpd)
2 °C tpd ꢀ-19.9 to -10 °C tpd)
3 °C tpd ꢀ-29.9 to -20 °C tpd)
4 °C tpd ꢀ-40 to -30 °C tpd)
Precision pressure dewpoint probe
for measurements in compressed
air systems, including certificate
with test point -40°C tpd, Fixed
cable
Absolute pressure probes
0 to +2000 hPa
5 hPa
Absolute pressure probe 2000 hPa
0638 1835
Air probes
-60 to +400 °C
Class 2 1)
25 s
Robust air probe, T/C Type K,
Fixed cable
0602 1793
115 mm
Ø 4 mm
1) According to standard EN 60584-2, the accuracy of Class 1 refers to -40 to +1000 °C ꢀType K), Class 2 to -40 to +1200 °C ꢀType K), Class 3 to -200 to +40 °C ꢀType K).