FMS Fault Correction
Feedback (E)
Aids
E7
The feedback values displayed
If the feedback element in its normal position is not at the bottom stop,
do not correspond to the
a higher feedback value may also be displayed.
values indicated
(e.g. in feedback of the fan speed minimum speed
Make sure that the control element is in the normal position.
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E8
The feedback potentiometers do not
The potentiometer connections are possibly transposed
attain the upper value indicated
(centre with outer)
Check wiring
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E9
Fault
321
Broken wire in feedback lead or feedback is not properly connected.
322
323
Current feedback poles are possibly reversed or below a minimum value of 4 mA
324
325
Check wiring
Check input current
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E10
"---" on the display
Selector switch (2) is on "Setting”
instead of a figure
Set selector switch (2) to "Automatic”
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E11
nd
Fault
211
Control element is outside the 2 monitoring band.
212
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213
nd
214
The 2 monitoring band serves to switch off immediately in the even
215
of an uncontrolled action of the control element.
221
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222
223
224
225
st
If the actual value is outside the 1 monitoring band, the compound is
stopped. After the parameterised time fault 231-235 occurs.
nd
st
The 2 monitoring band is standard 40 points above the 1 monitoring band.
101
S
p
et-
oin
t c
urv
e
Set-point value
Load rating
nd
2 monitoring
band
st
1 monitoring
band
