Vaisala DM500 - Manual (Page 30)

User's Guide ______________________________________________________________________
28 __________________________________________________________________ M210205EN-D
The Effect of the Liquid Coolant Temperature
on Cooling Capacity
The cooling capacity of the sensor is dependent on the cooling water
temperature, as shown in Figure 8. Recommended water temperature:
< 15 ºC (50 ºF).
Figure 8 Effect of Water Temperature on Lowest Achievable
Stable Sensor Temperature
Sample gas flow in the above Figure 8 1.0 slpm; T
amb
23 ºC; water
flow 5 l/min.