Emerson Dixell IEV22D User Manual

1592026260 IEV22-24D GB r.1.0 21.02.2019 IEV 48/60
10. Alarm codes and actions
Code
displayed
Meaning
Cause of alarm
Action taken
Type of reset
AP1
...
AP4
Alarm of probe
PB1, Pb2, Pb3
or Pb4
Faulty probe or
value out of
range
Blocked adjustment by the valve
closing;
Active alarm relay output if enabled
by parameter;
Enable the buzzer;
icon flashes;
Code of alarm on the display.
Automatic when
connection
problems are
solved or after
probe
replacement.
MoP
Maximum
operating
pressure
Evaporation
pressure
converted to
temperature >
MOP activation
threshold
delayed by Et40
seconds
Automatic action of the controller to
counteract the MoP;
Active alarm relay output if enabled
by parameter;
Enable the buzzer;
icon flashes;
Code of alarm on the display.
Automatic.
If the equivalent
temperature of
the pressure
probe drops
below Et15/Et35
- 1.0°C, the
driver carries out
the aperture of
the valve by
Et16/Et36 steps
at each second
of operation.
The alarm is
cleared only
when the
superheating
temperature
drops below the
superheating
setpoint value.

Emerson Dixell IEV22D Specifications

General

Brand	Emerson
Model	Dixell IEV22D
Category	Controller
Language	English