Installation and Operating Instruction

Malfunctions and Errors
7.3 Error history Mode
The Error history mode can be activated by holding
the 3 button longer than 3 seconds. The information’s
displayed format is shown in the following
T a s t e3
table III
Display Display Element
E-Symbol alternating with the
Index-Symbol
Segment B
Error code for the chosen index Segment C and D
Error Log Mode LED 3 = Blinking
L E D 3
alternating
blinking
Error log mode can be exited by quickly pressing the 3 button (less than 1 second).
Error log mode also has a time out function that exits the installer mode after 30
minutes of inactivity. This function is also turned off if the electrical supply is interrupted.
7.4 Log Resistance Values for the Boiler and Reservoir Sensors
If there is an error in the boiler or reservoir sensors’ transmittal, it can be determined
via the sensors’ resistance values.
Temperature °C
Nominal Value k
RT 2333 640 6123
Temperature °C
Nominal Value k
RT 2333 640 6123
-40 309,5 35 8,055
-35 229,4 40 6,653
-30 171,7 45 5,524
-25 129,7 50 4,609
-20 98,82 55 3,863
-15 75,94 60 3,253
-10 58,82 65 2,752
- 5 45,91 70 2,337
0 36,10 75 1,994
5 28,59 80 1,707
10 22,97 85 1,467
15 18,29 90 1,266
20 14,72 95 1,096
25 12,00 100 0,9522
30 9,805
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Gebr. Bruns GmbH is not responsible for typographical errors or technical inaccuracies and reserves the right to make adjustments.
Gebr. Bruns GmbH • Hauptstraße 200 • 26683 Saterland •Tel.: + 49 (0) 44 92 / 92 46-0 • Fax: + 49 (0) 44 92 / 71 41
www.bruns-heiztechnik.de • info@bruns-heiztechnik.de