Operating controls and functional elements
14
4. Operating controls and functional elements
Front view Rear view
1
Mains power switch, illuminated
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
(providing EPROG input set to >Flow rate<)
*refer to >MENU / CONFIGIGURATIO> page 32
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