ARI ARI-PACO 2G, Инструкции по эксплуатации и монтажу

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Page 2-46 0040501006 2422 - Translated original instructions -
Operating and installation instructions
Thrust actuator ARI-PREMIO
®
-Plus 2G
9.0 Troubleshooting table
ATTENTION !
- read point 10.0 and 12.0 prior to dismantling and repair work !
- read point 6.0 before restarting the plant
Fault Possible causes Remedy
Green LED does not lit Power failure Check the mains power supply
Operating voltage is incorrect Connect the operating voltage
indicated on the rating plate
Elektronics have burnt out Make sure the mains voltage
coincides with the value indicated
on the rating plate. Replace the
electronics.
Terminal not connected correctly
or cable does not make proper
contact inside terminal Insert the terminal securely and
check the connecting cable
Actuator starts briefly, then stops
and starts again briefly CDF management is active due
to internal overheating Protect against radiated heat, lag
the pipes
Actuator stops for 15 s or does
not respond to control signals for
15 s Actuator has detected a
handwheel movement The motor is not started for
another 15 s for safety reasons
4 to 20 mA input signal cannot be
set on controller or setpoint
selector ARI-PREMIO
®
-Plus 2G
electronics have no power
Check the power supply to the
electronics
Initialization cancelled; red and
yellow LEDs lit Outside the valid travel range Possible causes: Incorrect fitting
projection, refer to point 5.3
Mounting to valves), incorrect
column length, valve missing
Red LED lit Actuator not initialized yet. Start an initialization run after
mounting the actuator on a valve
and connecting the control signal
No values or incorrect values at
analogue output
Parameter settings are incorrect Set the parameters as described
in 5.5.3 Switch functions
Analogue output card missing or
defective Replace the analogue output
card
Actuator oscillates continuously
about a point Proportional action 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)