ECH 200 BD
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BLOCCO UTENZE CODE SIGNAL DESCRIPTION
COMPRESSOR 1 COMPRESSOR 2 EXTERNAL
FAN
INTERNAL
FAN
PUMP ELECTRICAL
HEATER 1
ELECTRICAL
HEATER 2
BY PASS RESET
E00 Remote Off Triggered by the
digital input
configured as
“Remote ON-OFF ”
(refer to digital
inputs)
OFF OFF OFF OFF OFF OFF OFF
E01 High pressure
(digital)
Triggered by digital
input ID1 (refer to
digital inputs)
OFF OFF Always manually
reset
E02 Low pressure
(digital)
Triggered by digital
input ID2 (refer to
digital inputs);
OFF OFF OFF OFF Inactive during
timer Pa A01
after a
compressor is
turned on or
the 4-way valve
(reversing valve)
is reversed.
Inactive during
defrosting if Pa
24=0.
Automatically
reset unless
alarm events per
hour reaches
the value of
parameter Pa
A02, after which
manually reset;
E03 Thermal switch
protection
compressor 1
Triggered by the
digital input
configured as
“Compressor 1
thermal switch” (refer
to digital inputs);
OFF Inactive during
timer Pa A07
after
compressor is
turned on.
Automatically
reset unless
alarm events per
hour reaches
the value of
parameter Pa
A08, after which
manually reset;
E04 Thermal switch
protection
condenser fan
Triggered by the
digital input
configured as “Fan
thermal switch” (refer
to digital inputs);
OFF OFF OFF OFF Automatically
reset unless
alarm events per
hour reaches
the value of
parameter Pa
A09, after which
manually reset;
E05 Anti-freeze Active if analogue
probe AI2 (refer to
analogue inputs) is
configured as an anti-
freeze probe (Pa H06
= 1);
Triggered when
probe AI2 detects a
value below Pa A11;
OFF OFF OFF Inactive during
timer Pa A10
after Ech 200 is
turned on using
the On-OFF key
(refer to
keyboard) or by
a digital ON-
OFF input (refer
to digital
inputs).
Goes off if AI2
detects a value
greater than Pa
A11 + Pa A12;
Automatically
reset unless
alarm events per
hour reaches
the value of
parameter Pa
13, after which
Table of alarms
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