A.O. Smith DRE PLUS Installation, User And Service Manual page 51

0313853_DRE PLUS_ENNLFR_V3.0, 20-06-2023
differential is 1°C. With these settings, the rows are energized as indicated in the table
below.
To set the differential:
1. Open the 1st differential control screen.
2. Change the differential setpoint:
a) Use [+] to increase the setpoint.
b) Use [-] to decrease the setpoint.
3. Press [ACCEPT] to confirm the value or press [BACK] to return to the previous
screen.
The default value for the differential is 1 °C.
Example 1: default setting
Row Number
Row 3 (top row)
Row 2 (middle row)
Row 1 (bottom row)
Example 2: different differentials
Row Number
Row 3 (top row)
Row 2 (middle row)
Row 1 (bottom row)
Differential Energized at
Temperature
(Turn On)
1°C < 57°C
1°C < 58°C
1°C < 59°C
Differential Energized at tem-
perature (Turn
On)
4°C < 49°C
5°C < 53°C
2°C < 58°C
EN
Energizing stops
at Temperature
(Turn Off)
> 58°C
> 59°C
> 60°C
Energizing stops
at temperature
(Turn Off)
> 53°C
> 58°C
> 60°C
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