H300 Temperature Humidity Chamber
Page 13
Function Key Menu
No changes to controller default parameters.
Global Menu
Parameter
Display
Temperature Humidity
Display Units
AC Line Frequency
Zone
Channel
Communication Menu
Parameter
Display
Temperature Humidity
Standard Bus Address
Troubleshooting
Symptom
Causes
Chamber does not control
temperature and humidity
The CONT switch is in the OFF position.
Humidity does not increases
fast enough, or does not
increase above 75%RH
1.
The water in the water reservoir is too low
2.
The water in the water reservoir is too cold. Allow about 30 minutes
for the water to warm up to normal operating temperature.
3.
The chamber door is not properly sealed
4.
The water in the reservoir is not distilled.
Humidity does not decrease
fast enough
1.
Desiccant is used up (red). Make sure some of the desiccant in the
desiccant reservoir is blue.
2.
Condensation in the chamber.
3.
The chamber door is not properly sealed.