Carel FLSTDMAHUE User Manual Download Page 23

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ENG

“FLSTDMAHUE” +030220961 - rel. 1.1 - 28.08.2019

Ingressi/Uscite D17

Ingressi digitali
01=Vent.mandata: On

02=Vent.ripr.: On

Fig. 5.m

Note:

the status of the digital input (ON/OFF) also depends on whether

its configured as normally open (NO) or normally closed (NC) in menu Hb

•

analogue outputs: control signals for modulating actuators, supply/return
air fan, dampers, humidifier, valves. See the list of parameters.

Ingressi/Uscite D28

Uscite analogiche

04=Vent.mand.: 100%
05=Serr.esterna: 100%

06=Serr.miscela: 0.0%

Fig. 5.n

Important:

the menu D only shows the inputs/outputs that have been

enabled, i.e. position ≠ 0 assigned in menu Hb. See paragraph 7.3

5.5 E. Data logger

From the main menu (E.) the logged alarms can be displayed in sequence:
the alarm is saved with its number in the log, the time, date, code, description
and the supply (TS) and return (TR) temperature measured when the alarm
was activated; to cancel the alarms, access the Service menu with password
(G.Service

f.Service settings

d.User service/Change PW1

Delete data

logger). The “Alarm” button, on the other hand, is used to mute the buzzer (if
fitted), display currently active alarms and reset them (obviously these remain
in the log) and at the end of the list go directly to the data logger.

Storico allarmi

E01

N 6 12.33 03/09/10

B02

termico

post-riscaldamento
TS. 30.1°C TR. 21.3°C

Fig. 5.o

Note:

•

also see the chapter on alarms;

•

the alarm log cannot be accessed directly by pressing the alarm button

5.6 F. Board switch

The main menu (F.) displays the graph of controllers connected in the
pLAN network. To switch from one controller to another, scroll to the “go to
unit” field and enter the address of the unit to connect to: as soon as the
connection has been established, the address is shown in the “unit address”
field and on the graph.

Cambia scheda

F01

Indirizzo unita 1
Passa ad unita 1

1 16
17 32

Fig. 5.p

5.7 G. Service

The main menu (G.) provides access to a submenu divided into two parts:

FIRST PART

(a, b, c, d): is not password-protected and can be used to display

and set the following:

•

G.a. Change language:

select one of the languages loaded in the

application program (Italian, English…) and then on the following screen
enable language selection when starting;

•

G.b. Information:

information relating to the application code (and

version), on the first screen available, while the second shows the
information concerning the pCO board hardware.

Information Gb01

Carel S.p.A.

Code: FLSTDmAHUE

Ver.: 1.1B02 14/05/10

Manuale:

Bios: 4.35 10/09/00

Boot: 4.03 03/07/06

Fig. 5.q

•

G.c. Summer/Winter:

the season can be selected via:

Keypad: the following screen is used to select the current season:
summer or winter;

Digital input: summer/winter changeover depends on a previously
configured digital input (Hb24);

BMS: season changeover is managed by the supervisor;

Keypad/BMS: the season changeover control is the most recent
between keypad or BMS;

AUTO: if “FIX DAYS” is selected on the following screen, the start summer
and start winter dates can be set, while if on the other hand AUTO is
selected, as well as the start summer and start winter dates temperature
thresholds can be set to change season automatically. See paragraph 8.7;

•

G.d. Working hours:

displays the operating hours of the main devices on

the AHU (fans, humidifier, pumps, heaters) that may require periodical
maintenance.

SECOND PART

(e, f, g): from this point on in the submenu, password PW1

must be entered to browse the screens.

•

G.e. BMS configuration:

this section is used to set all the parameters

required for connection to a supervisory system, such as the protocol,
communication speed and address. The BMS offline alarm can be
enabled to signal communication failures during operation, and finally
the commissioning service can be activated, requiring connection to a
computer running the pCO5+ manager program.

•

G.f.a. Working hour set:

used to set the operating hour threshold for the

main devices on the unit: fans, humidifier, pumps and heaters. When the
operating hours are exceeded a “warning” is shown that must be reset by
accessing this screen. See the chapter on alarms.

•

G.f.b. Probe adjustment:

used to set an offset to add too or subtract

from the probe reading in question (temperature, humidity, differential
pressure, air quality). Once having confirmed the offset value (Cal), pressing
automatically updates the value of the corresponding probe (shown to
the side)

•

G.f.c. Thermoregulation:

this branch includes all the parameters relating

to temperature control and that can be modified during installation or
service, except for the manufacturer parameters, which are located in
branch H.c;

Main mask information: these are the two variables available on the
standard display;

Temperature/humidity limits set: these are the minimum and maximum
limits for setting the corresponding set points (B.Setpoint

B02.

Comfort, B03.Pre-comfort, B04.Economy) in Economy, Pre-comfort and
Comfort modes, both summer and winter;

For the explanation of the following screens relating to the control
algorithms, see the “Functions” chapter.