ARAG 853 Serie Instalación Uso Y Mantenimiento página 17

The valve does not
respond to commands
The valve does not stop at
the preset point
The valve works correctly,
but the red LED blinks
Tab. 4
Off
Green steady on
Red blinking
4 and 16
Green steady on
Red blinking
13
12
14
Red blinking 15
No power supply.
-
Wrong wiring harness
connection.
Power supply voltage
lower than the minimum
value.
Geared motor broken.
The CAN-BUS address
assigned to the valve is
wrong.
The sent commands are
wrong or have been sent
to the wrong address
-
The connection between
valve and control device
is faulty or not suitable.
3 No motor rotation signal. • Remove the motor and
Abnormal current
8
absorption detected.
Problem on motor
control circuit.
The sent commands are
- wrong or have been sent
to the wrong address.
Angle sensor not
2
calibrated
5 Problem on angle sensor
6 Problem on angle sensor
Error in angle
7
measurement
The valve cannot reach
the requested position
(error greater than 1°)
Too a high temperature
has been detected
Power supply voltage
too high
Power supply voltage
too low
17
• Check the connections and
the cables.
• Replace the cable; If the
problem persists, contact
your nearest Service Center.
• Check the connections and
the cables.
• Make sure that the
harnesses are suitable for
the system.
• Replace the geared motor.
• Repeat the address
assignment procedure.
• Check the commands sent
by the control device.
• Check connections.
• Make sure that the harness
structure complies with the
CAN-BUS 2.0 specifications.
• Check for the presence
and conditions of
terminating resistors.
make sure that the ball can
move freely; on the contrary,
perform valve maintenance
operations or contact your
nearest Service Center.
• Restart the valve .
• Restart the valve; if the
problem persists, contact
your nearest Service Center.
• Check the commands sent
by the control device.
• Restart the valve; if the
problem persists, contact
your nearest Service
Center.
• Check the operating
conditions: under these
conditions the valve
could not have the
specifiedperformance.
GB