ITT PumpSmart PS220, Configuration And Operation Manual

Page: 165 / 300

PS220 Configuration & Operation Guide
PS220 164
Functions &
Features
Notes:
1. De-Staging values for up to 6 pumps are set to default values in the PS220 Multipump Functionality.
For both Speed and Torque, these values are set to % of “Max Speed” (Parameter30.12). Recommendations for these
values are as follows:
2. If you are using Torque/Smart Control in lieu of Speed PS220 Miscellaneous Wizard choice 2, the recommended
values for Destaging are as follows:
3. If you are using Process Variable as your stage and destage value you should “draw out” and well define these
De-stage values for all pumps. The default values WILL NOT WORK PROPERRLY
Name Value Notes
Destage 2 75% Adjust based on Static
Head
Destage 3 85% Adjust 5% Higher than
Destage 2
Destage 4 92% Adjust 3% Higher than
Destage 3
Destage 5 94% Adjust 3% Higher than
Destage 4
Destage 6 96% 96% should not be
exceeded.
Name Value Notes
Destage 2 60% Test all values. These are
system dependent
Destage 3 70% Test all values. These are
system dependent
Destage 4 80% Test all values. These are
system dependent
Destage 5 86% Test all values. These are
system dependent
Destage 6 90% Test all values. These are
system dependent