Installer Manual Fleck 3900 - NXT - Programming
Ref. MKT-IM-015 / B - 08.06.2018 67 / 126
Options:
•down flow;
• up flow (not for 2850 valve type);
• up flow fill first (only for 2750 and 2900/2910 types).
6.5.10. Remote started regeneration
Start regeneration from an external signal (see chapter 5.9. Electrical connections, page 52).
Note
The contact will close after a preset duration. When the contact closes, the regeneration
starts.
Note
This mode can be combined with the other methods of regeneration; it has priority once it is
activated.
6.5.11. Display format
Set the unit system to be used.
Options:
• US GALLONS: volume in gallons, time display 2 x 12 hours, hardness in grains;
• EU-METRIC-LITERS: volume in litre, time display 24 hours and hardness depends on the
language:
EN: mg/L as CaCO
3
FR: °F GE: °dH IT: °TH SP: °TH
N Set regeneration flow with and .
→ Default setting: down flow
O Press to validate the selection and advance to the next
parameter.
REGENERANT FLOW:
DOWN FLOW
P Set the remote controller with , and .
→ Can be adjusted from OFF to 01:39:00.
Q Press to validate the selection and advance to the next
parameter.
Without remote controller.
REMOTE SIGNAL
START:OFF
With remote controller and 1
minute contact programmed.
REMOTE SIGNAL
START: 00:01:00
R Set the display format with and .
S Press to validate the selection and advance to the next
parameter.
DISPLAY FORMAT:
EU-METRIC-LITERS
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