MAINTENANCE AND OPERATING MANUAL
Electronic controller
HAS T 070÷140
81
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited.
A008 Water differential pressure
switch (***)
Unit Off Immediate Man. No Digital input
A009 Phase-monitor Unit Off Immediate Man.
/Del.
Yes Digital input. With phase-
monitor enabled
A010 Probe(s) not enabled Warning on
display
Immediate Auto Yes If non-enabled probe is
selected
A011 Evaporator water IN high
temperature
* Delayed Man. No With probe enabled
A012 Evaporator water IN low
temperature
Warning on
display
Delayed Auto No With probe enabled
A013 Evaporator water OUT high
temperature
* Delayed Auto No With probe enabled
A014 Evaporator water OUT low
temperature (**)
Unit Off except
for Pumps
Immediate Auto Yes With probe enabled.
Activation Setpoint,
Deactivation Setpoint+Diff
A015 Probe BAT1 faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A016 Probe BAT2 faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A017 Probe BEWIT faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A018 Probe BEWOT faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A019 Tank water OUT high
temperature
Delayed Auto Yes With probe enabled
A020 Tank water OUT low
temperature
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A021 Probe BTWOT faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A022 Probe BRWIT faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A023 Probe BRWOT faulty or open
circuit
Unit Off except
for Pumps
Delayed Auto Yes With probe enabled
A024 Module 2 not connected to
network
Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A025 Alarm present on module 2 Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A026 Module 3 not connected to
network
Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A027 Alarm present on module 3 Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A028 Module 4 not connected to
network
Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A029 Alarm present on module 4 Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A030 Module 5 not connected to
network
Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A031 Alarm present on module 5 Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A032 Module 6 not connected to
network
Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
A033 Alarm present on module 6 Warning on
display
Immediate Auto Yes With modularity enabled. Only
on master module
Alarm
code
Alarm description Controller action Operation Reset
Active
in OFF
Notes
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