07/2015
Temperature Difference Controller TDC 3
Page 25 of 47
2. Statistics
2.1 Operating hours
Display of operating hours of the solar pump connected to the controller; various time ranges (day-
year) are available.
2.2 Average temperature difference
∆
T
Display of the average temperature difference between the reference sensors of the solar system
with the consumer switched on.
2.3 Heat output
Display of the heat output of the system.
2.4 Graphic overview
This provides a clearly-organized display of the data listed under 2.1-2.3 as a bar graph.
Various time ranges are available for comparison. The two left-hand keys can be used to page
through the data.
2.5 Message log
Resetting and deleting the individual analyses. The function “All statistics” clears all analyses but
not the error messages.
2.6 Reset/clear
Display of the last 10 events occurring in the system with indication of date and time.
The menu “2. Statistics” is used for function control
and long-term monitoring of the system.
The menu is closed by pressing “esc” or selecting
“Exit statistics”.
Caution
For analysis of the system data it is essential for the time to be set accurately
on the controller. Please note that the clock does not continue to run if the mains
voltage is interrupted, and must therefore be reset. Improper operation or an
incorrect time may result in data being deleted, recorded incorrectly or
overwritten. The manufacturer accepts no liability for the recorded data!
