
USER'S GUIDE____________________________________________________________________
144 _________________________________________________________________ M210762EN-D
Table 36 Dewpoint Specifications DMT346
Property Description / Value
Sensor Vaisala DRYCAP®180S
Measurement range -25 … +100 °C (-13 … +212 °F) T
d
Accuracy ±2 °C (±3.6 °F) T
d
See the accuracy graph in Figure 73
below
Response time 63% [90%] flow rate
1l/min and 1 bar pressure
from dry to wet 5s [10 s]
from wet to dry including auto-
calibration 45s [5 min]
0604-022
Figure 73 Dewpoint Measurement Accuracy Graph DMT346
Table 37 Mixing Ratio Specifications DMT346
Property Description / Value
Measurement range (typical) 0 ... 1000 g/kg (0 … 7000 gr/lbs)
Accuracy ±12 % of reading
Table 38 Operating Environment Specifications (Both Models)
Property Description / Value
Mechanical durability
Probes Up to +180 °C (+356 °F) for DMT345
Up to +350 °C (+662 °F) for DMT346
for transmitter body -40 ... +60 °C (-40 ... +140 °F)
with display 0 ... +60 °C (32 … +140 °F)
Storage temperature range -55 ... +80 °C (-67…+176 °F)
Pressure range for probes Slight pressure difference (~ 200
mbar)
Measured gases Noncorrosive gases
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