FP51-SL
17
4.
Operating controls and functional elements
Front view
Rear view
1a
1b
Mains power switch, illuminated for circulator
Mains power switch, illuminated for cooling machine
2
VFD COMFORT-DISPLAY
Header: Control indicators
Line 1:
Actual value
internal or external
The display is depending on the selected control mode in the
menu > Control < (internal or external).
Line 2:
Working temp. setpoint, constantly S xxx.xx
Line 3: Actual value (E = external or I = internal)
Alternating with the display in line 1
Use the keys
to indicate further values in line 3
PI
Capacity in % - with manipulated variable set to >control<*
PS Capacity in % - with manipulated variable set to >serial<* or
>eprog<*
H Heater
capacity
in
Watts
U
Mains voltage Volts
F
Flow rate in liters/minute
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