EVCO EPK4BHQ1AH Installer manual - Manual (Page 96)

EVCO S.p.A. c-pro 3 NODE kilo AHU | Application manual ver. 1.0
page 96 of 114
7.2 Table of Alarms
The following is a list of all the alarms managed by the application. The order of presentation is the same as the
order of presentation for the active alarms. All alarms can be viewed even when the machine is off.
Code Description of the alarm Rearm Consequence Delay
AL01
Thermal alarm fan (*²)
Or alarm inverter (flow)
Auto Shuts down all devices Fixed 2 sec.
AL02
Thermal alarm fan (*²)
Or alarm inverter (return)
Auto Shuts down all devices Fixed 2 sec.
AL03 Flow air flow switch (*²) Manu Shuts down all devices Configurable
AL04 Return air flow switch (*²) Manu Shuts down all devices Configurable
AL05 Thermal circulation heating pump Auto Stops the pump Fixed 2 sec.
AL06 Thermal circulation cooling pump Auto Stops the pump Fixed 2 sec.
AL07
Heating elements circuit breaker alarm
(*²)
Auto Shuts down all devices Fixed 2 sec.
AL08 Air filter pressure switch A/M Display Configurable
AL09 Humidifier A/M Stops the humidifier Configurable
AL10 General alarm A/M Shuts down all devices Configurable
AL11 Anti-freeze Auto
Shuts down fans and closes
the shutter
Forces heating coil to 100%
Forces cooling coil to 0%
Configurable
AL12 Heat recovery device alarm Auto
Activates the heat recovery
device by-pass
Configurable
AL13 Fire/smoke Alarm (*²) Auto Shuts down all devices -
AL14 Operating hours - flow fans Manu*¹ Display -
AL15 Operating hours - return fan Manu*¹ Display -
AL16 Operating hours - coil 1 pump Manu*¹ Display -
AL17 Operating hours - coil 2 pump Manu*¹ Display -
AL18
Room temperature probe/return broken
or disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL19
Discharge air temperature sensor broken
or disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL20
Outdoor air temperature sensor broken or
disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL21
Room humidity probe/return broken or
disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL22
Exhaust air temperature sensor broken or
disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL23
Channel pressure probe broken or
disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL24 Air quality probe broken or disconnected Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL25
Flow humidity sensor broken or
disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL26
Remote set point variator potentiometer
broken or disconnected
Auto
Inhibits the controls upon
which the sensor is dependent
Configurable
AL27 Dampers opening potentiometer broken Auto Inhibits the controls upon Configurable