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1 failure signals according to namur ne 107 – ARI Armaturen ARI-PREMIO Plus EN User Manual

Page 44

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Page 44

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Operating and installation instructions

Thrust actuator ARI-PREMIO-Plus

9.1 Failure signals according to NAMUR NE 107

Warnings and information messages (blue, yellow or orange LEDs) do not interrupt the
control mode!

Actuator cannot be controlled
with analogue control signal

Actuator is set to 3-point
operation or is currently
controlled by a 3-point signal
(indicated by lit LED above 3-
point connector)

By withdrawing the connector for
the 3-point signal, you can
determine whether the actuator is
set to 3-point operation or
whether it is simply being
controlled by a 3-point signal
If the LED goes out, a 3-point
signal is present, e.g. from an
anti-freezing contact
If the LED is still lit, the actuator is
set to 3-point operation. An
analogue control signal must be
present during the initialisation
run in order to control the
actuator with an analogue signal!
Repeat the initialisation with an
analogue control signal applied

Actuator oscillates continuously
about a point

Xp setting on controller is too low

Increase the Xp value (refer to
the controller Operating
Instructions)
or set the ECONOMY switch to
ON

Dead band setting on controller is
too low

Increase the dead band value
(refer to the controller Operating
Instructions)
or set the ECONOMY switch to
ON

Dirty slide

Clean surface with Greycode
(black/white)

NE 107

Colour

NAMUR description

PREMIO-Plus

Maintenance required

Blue

Urgent maintenance required
Maintenance required

Information corresponding to the
diagnostic switch:
3 = Comprises step 1 and step 2

as well as other function
checks (e.g. voltage and
frequency faults)

2 = Internal temperature exceeds

80°C for more than one hour
or oscillation detected

1 = Moisture detected inside the

actuator for more than one
hour or maximum hysteresis
band active for more than one
hour

0 = Off

Fault

Possible Causes

Remedy