Adjustment - Manual operation
All control modes, which are selected via the settings assistant, can be overridden with the functions of manual operation OFF, MIN, MAX, MANUAL.
Functions of manual operation can be selected in menu 
“Settings”→ “Manual operation”
“Manual operation (OFF, MIN, MAX, MANUAL)”:
Function | Description |
|---|---|
Auto control mode | Pump works according to the set controls. |
OFF | Pump is switched off. Pump is not running. |
MIN | Pump is set to minimum power. |
MAX | Pump is set to maximum power. |
MANUAL | Pump is working according to set control, which is meant for the “MANUAL” function. |
The functions of manual operation OFF, MAX, MIN, MANUAL correspond to the functions Ext. OFF, Ext. MAX, Ext. MIN and Ext. MANUAL.
Ext. OFF, Ext. MAX, Ext. MIN and Ext. MANUAL can be triggered through the digital inputs or through a bus system.
Priorities
Priority* | Function |
|---|---|
1 | OFF, Ext. OFF (binary input), Ext. OFF (bus system) |
2 | MAX, Ext. MAX (binary input), Ext. MAX (bus system) |
3 | MIN, Ext. MIN (binary input), Ext. MIN (bus system) |
4 | MANUAL, Ext. MANUAL (binary input) |
* Priority 1 = highest priority
NOTICE
The “MANUAL” function replaces all functions including those which are controlled via a bus system.
If a monitored bus communication fails, the control mode set through the “MANUAL” function is activated. (Bus Command Timer)
Adjustable control modes for the MANUAL function:
Control mode |
|---|
MANUAL – Differential pressure Δp-c |
MANUAL – Differential pressure Δp-v |
MANUAL – Volume flow Q-const |
MANUAL – Speed n-const |