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Display
Code*
LED Code
Relais switches
**
Cause
Reaction of Controller
internal
Opera-
tion
Failure
Adjustment
Motor fault
Err
2
X
X
Tripping of connected ther-
mostat or break between
terminals
“
TB
”
.
The unit then remains switched
off. A programmed operating
and fault-indicating relay is trig-
gering
Check motor and connection
then reset
External error
AL
-
selecta-
ble
Alarm from external con-
tact
Device continues working un-
changed
check contacts
Lmt E1 min
AL
-
-
selecta-
ble
Limit indication minimum
Actual value below setting
“
Alarm Minimum
”
(Input
“
E1
”
)
Device continues working un-
changed
Check setting and sensor
Lmt E1 max.
AL
-
-
selecta-
ble
Limit indication maximum
Actual value above setting
“
Alarm Maximum
”
(Input
“
E1
”
)
Sensor 1
Msg or.
AL*
6
selecta-
ble
selecta-
ble
Interruption / short circuit
in the sensor leads or sen-
sor values measured are
outside measuring range
The device works with minimal
or maximum modulation de-
pending on whether there is a
short-circuit or an interruption,
and on the programmed mode
of operation.
Check sensor
Earth fault
Err
7
X
X
Shortcut earth, that means
Shortcut between one
motor wire and PE
The unit cuts out and does not
switch on again.
Disconnect the device from
mains.
Check motor wires
A permanent shortcut earth
can damage the device!
DC-Voltage
AL
8
-
X
DC overvoltage because
of shortcut earth at switch-
on.
The unit cuts out.
Disconnect the device from
mains.
Check motor wires
*Code: Err = Error Al = Alarm Msg = Message
** Relais switches dependent on programmed function
Operating Instructions
Fcontrol
–
model series FXET4/6/10AMQ
Events / Fault signals
L-BAL-E079-GB 1706 Index 008
Part.-No.
81/87