Vaisala DPT145 - Manual (Page 55)

Chapter 8 _____________________________________________________________ Technical Data
VAISALA ________________________________________________________________________ 55
1107-032
Figure 12 DPT145 Dewpoint Measurement Accuracy
Table 15 Operating Environment
Property Description / Value
Operating temperature of electronics -40 … +60 °C (-40 ... +140 °F)
Pressure 0 … 50 bar (0…725 psi)
Relative humidity 0 ... 100 %
Measured gases SF
6
SF
6
/N
2
mixture
Table 16 Outputs
Property Description / Value
Digital output RS-485, non-isolated, Vaisala protocol
Connector 4-pin M8
0 20
20
0
10
30
-10
-20
-30
10 30 40 50 60
40
D
ew
po
in
t
te
m
pe
ra
tu
re
(°
C
)
Temperature of measured gas (°C)
-40 -30 -20 -10 70 80
-40
-50
-60
Not recommended for
continuous measurement
Dewpoint measurement low limit
-70
Accuracy not specified
Accuracy
±3 °C Td