11
Alarms
11.1
Malfunctions and remedies
In the event of malfunctions immediately deactivate the valve and secure it
against inadvertent reactivation. Malfunctions may only be remedied by qualified
staff, who must observe the safety instructions.
Malfunction, signalling, cause, remedy
Malfunction
Signalling
Cause
Remedy
Programming is
not possible after
connecting the
supply voltage.
No LED is lit
•
No voltage at
connector 1
(PINs 1 and 3)
•
Polarity of
PINs 1 and 3
mixed up
•
Service
function active
•
Check the
electrical
connections
for correct
wiring
•
Connect PIN 1
and PIN 3
correctly
•
Disconnect the
plug
SETUP cannot be
activated
Green or yellow
Time window no
longer active
Disconnect from
the power supply
again and carry
out the operation
within 30 s
Manual operation
cannot be
activated
Green or yellow
Time window no
longer active
Disconnect from
the power supply
again and carry
out the operation
within 30 s
After connecting
the supply
voltage, green/
yellow is indicated
immediately
Green or yellow
Device already
programmed at
least 1 x
Reprogram in
order to adjust to
the process
conditions: Press
the + and -
buttons at the
same time for 3 ...
Actuate 7 s, see
restarting,
Valve opens very
slowly
Time exceeded in
PLC
Fault in the
compressed air
supply or filter
clogged up
•
Clean or
replace the
filter
•
Open the
supply air
throttle further
Alarms
Malfunctions and remedies
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17.03.2022
Summary of Contents for T.VIS A-15
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