3 fault indications on the power supply, 0 dismantling the valve and the housing, 3 fault indications on the power supply -35 – ARI Armaturen CONA control EN User Manual
Page 35: 0 dismantling the valve and the housing -35, Ns 10.0 and 1, Operating and installation instructions cona, Control 9.3 fault indications on the power supply
Rev. 0040807014 1614
Page 2-35
Operating and Installation Instructions
CONA
®
-control
9.3 Fault indications on the power supply
10.0 Dismantling the valve and the housing
Green
"DC OK"
LED
Meaning
Description
Corrective measure
Lit
Output voltage > 27 V Output voltage and current OK
The power supply is functioning
correctly
Blinking
Output voltage < 27 V Power supply in operation but
- Fault at load
- Current consumption > IBOOST
- Output short-circuited
- Disconnect and exchange the
defective load
- Reduce the current consumption,
either by connecting an
additional power supply or by
disconnecting any loads that are
not required
- Remove the short-circuit
Off
No voltage at output
Power supply not in operation
because
- No mains voltage present
- Primary fuse has tripped
- Device is defective
ATTENTION !
Check the following points carefully:
- The piping system must be pressureless.
- The medium must be cool.
- The plant must be drained.