HDS Middle Range / HDS Premium Range
Basic Settings and Service Procedures
Service Manual 04.2008
Page 65 / 127
3.1.3 Flame sensor brightness value
Function
45 °C
LED display
Meaning
LDRTEST
Display of the brightness
value measured by the
flame sensor.
The value is displayed by
the LEDs, digit for digit,
whereby each LED
stands for a numerical
value from 0 - 9
according to its number.
Numerical value „0“
Measured value
The display is repeated
after a pause.
Example:
A brightness value of
1016 is measured. The
LEDs light up in the
following order:
- PAUSE -
.
.
.
Numerical value „1“
Numerical value „2“
Numerical value „3“
Numerical value „4“
Numerical value „5“
Numerical value „6“
Numerical value „7“
Numerical value „8“
Numerical value „9“
Note:
A value over 471 is assessed as being „dark“.
A value up to 471 is assessed as being „light“.