3 general alarm relay, 4 alarms log – EVCO EPU2BXP1S1 User Manual

Page 58

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EVCO S.p.A.

c-pro 3 micro SAVE/ c-pro 3 kilo SAVE | Application Manual ver. 1.0 | Code 144CP3UKSAE104

EVCO

page 58 of 68

AL11

Anti-freeze temperature probe

Automatic

Inhibits the relevant control

Selectable

AL12

Supply air temperature probe

Automatic

Inhibits the relevant control

Selectable

AL13

Return air temperature probe

Automatic

Inhibits the relevant control

Selectable

AL14

CO

2

probe

Automatic

Inhibits the relevant control

Selectable

AL15

Outdoor intake air temperature probe

Automatic

Inhibits the relevant control

Selectable

AL16

Pressure probe1

Automatic

Inhibits the relevant control

Selectable

AL17

Pressure probe2

Automatic

Inhibits the relevant control

Selectable

AL18

Alarm fire/smoke

Automatic

Inhibits the relevant control

Selectable

AL19

RTC alarm failure or unloading

Manual

Inhibits the management of the

RTC regulation

-

(

*1

) These alarms cause the unit to switch OFF (OFF due to alarm status)

(

*2

) To reset the alarms linked to running hours just reset the device hours.

7.3

General alarm relay

The controller manages a configurable alarm relay. For each alarm there is a parameter which selects whether that

alarm must be signalled on the alarm relay. Several alarms can be addressed to the relay.

Via the relevant parameter (PH61) it is possible to establish the polarity (NO, or NC) of the alarm relay.

7.4

Alarms log

The controller record the ALARMS LOG in a non-volatile area of the memory organised as FIFO (First In First Out), that

is a list of the last 100 alarms occurred.

To display the alarms log, select LOG from the General menu or press ESC from the main page to display this page:

Move the cursor on “Show HISTORIAN>>>” and push the Enter key. The alarms log screen will be displayed:

Each element of the log has the following information associated:

-

Alarm running number

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