Menu pump - setting of pump pressure, E 38 – JULABO FP45-HE Refrigerated and Heating Circulators User Manual
Page 38
Menu functions
38
9.3.
MENU PUMP - Setting of pump pressure
Examples:
Soll
Ist
Factory setting:
stage 1
The pressure of the circulating pump is adjustable in four stages. After
setting, the VFD COMFORT-DISPLAY indicates the corresponding value.
Adjustable pump capacity
stage 1 ... 4
Illuminated display:
for pump pressure
Adjusted:Display for the adjusted pump pressure stage in the –OFF-
mode.
Effective: Display for the effective pump pressure stage (rotation
speed) after start.
For protecting the pump motor, the rotation speed (i.e. the pump pressure
stage) changes with the load applied.
Example: The viscosity of the bath fluid (i.e. the load applied to the pump
motor) changes with the working temperature in the bath.
Flow rate:
22 ... 26 l/min
Pump capacity stage
1
2
3
4
Pump pressure
[bar]
0.4
0.5
0.6
0.7
Suction pump
[bar]
0.2
0.26
0.33
0.4
Total capacity
[bar]
0.6
0.76
0.93
1.1
in a loop circuit
1. Press the
key.
2. Select the menu >PUMP< pressing the
key and confirm by
pressing the
key
The set parameter flashes (example: >LEVEL 2<)
3. Change the parameter by pressing
and confirm by pressing the
key.
or
Press the
key if the parameter is to be retained.