Owner's manual

Chapter 8 _____________________________________________________________ Technical Data
VAISALA _______________________________________________________________________ 163
0604-022
Figure 79 Dewpoint Measurement Accuracy Graph DMT346
Table 40 Mixing Ratio Specifications DMT346
Property
Value
Measurement range (typical)
0 ... 1000 g/kg (0 … 7000 gr/lbs)
Accuracy
±12 % of reading
Table 41 Operating Environment Specifications (Both Models)
Property
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
without display
-55 … +80 °C (-67 … +176 °F)
with display
-40 … +80 °C (-40 … +176 °F)
Pressure range for probes
Slight pressure difference (~ 200
mbar)
Measured gases
Non-corrosive gases
Electromagnetic compatibility
EN61326-1: Electrical equipment for
measurement, control, and
laboratory use – EMC requirements
– for use in industrial locations