Vaisala DM500 - Manual (Page 20)

User's Guide ______________________________________________________________________
18 __________________________________________________________________ M210205EN-D
1
2
3 4
5
6
7
8
9
Figure 4 DMP501 Dewpoint Sensing Unit Back Panel
The following numbers refer to Figure 4 above:
1
= Water In (WI)
2 = Gas In (GI)
3 = Connection to DMI500
4 = Relay for heated sample lines
5 = Water Out (WO)
6 = Temperature sensor connection (optional)
7 = Service switch 4: Adjustment enable switch
8 = Gas Out (GO)
9 = Serial port EIA-232, RS232
NOTE
The DM500 shall always be operated in horizontal position or in
position where the device is supported by the handle, see picture on
page 125.