Pentair FLECK 2850 SXT - Feedwater Hardness (H); Reserve Selection (RS)

Installer manual Fleck 2850 SXT - Programming
Ref. MKT-IM-030 / C - 12.05.2020 57 / 104
6.5.9 Feedwater hardness (H)
Set the feedwater hardness.
Mandatory
Enter the feedwater hardness in°TH, ppm or grains of hardness for softener system.
Info
The feedwater hardness parameter is only available if the controller type has been
programmed for volumetric regeneration.
The feedwater hardness can be set from1 to1990°TH, ppm, or grains.
1. Press or to set the feedwater hardness in accordance with
display format (DF), see Display format mode (DF) [
→
Page55].
2. Press to validate the selection and to move the next parameter.
6.5.10 Reserve selection (RS)
Info
This parameter is not useful when regeneration control type (CT) is set to FI.
Set the reserve type.
Options:
• SF: safety factor;
• rc: fixed reserve capacity.
1. Press or to set the reserve type.
2. Press to validate the selection and move to the next parameter.
6.5.10.1 Safety factor (SF)
Info
This parameter is not shown if RS is set to RC.
The safety factor can be set from 0 to 50% of the initial volumetric capacity.
1. Press or to set the reserve type.
2. Press to validate the selection and move to the next parameter.