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time on is displayed, alternating with the word "On".
Use the adjustment knob to set time on to the desired value.
Press the push-button. The current time off is displayed, alternating
with the word "OFF".
Use the adjustment knob to set time off to the desired value.
4. RECIRCULATION
In recirculation mode, the controller calculates the temperature difference
between the two probes and starts the fans when the difference is equal to
a user-defined value. The fans operate according to the timer settings.
ON
OFF
Time on [in seconds] - The portion of the timer cycle during which the Stage
2 fans are on.
Time off [in seconds] - The portion of the timer cycle during which the Stage
2 fans are off.
The Stage 2 offset is the temperature difference between the two probes at
which the Stage 2 recirculation fans turn on. When the temperature differ-
ence decreases by 0.5
used in recirculation mode. In the following example, the offset is 4
ON
TIME ON
o
F, the fans stop running. The differential value is not
TC4-NVS/P
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1
2
3
4
TIME OFF
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
5
6
7
TC4-NVS/P.rev.05
o
F.
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