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DESCRIPTION OF READ/WRITE REGISTERS [R/W]
■ "Digital 1" REGISTER:
H
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
En.Min/
En.Vel
En.Set
En.MinT
En.ECO
Max
L
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
-
-
Lock
MinT
Eco
-
On/Off: On/Off via supervision system
-
S/W: Mode set via supervision system (0: Cooling, 1:
Heating)
-
RE: selection of electrical heater via supervision system
-
Eco: Economy mode ON via supervision system
-
MinT.: Minimum Temperature control ON via supervision
system
-
Lock: keypad lock (0: unlocked, 1: locked)
-
En.On/Off :enabling of On/Off control via supervision
system
-
En.S/W: enabling of mode control via supervision system
-
En.RE: enabling of selection of electrical heater function
via supervision system
-
En.ECO: enabling of economy mode activation via supervi-
sion system
-
En.MinT: enabling of selection of Minimum Temperature
logic via supervision system
-
En.Set: enabling of forced override of setpoint via supervi-
sion system
-
En.Min/Max: enabling of setpoint thresholds via supervi-
sion system
-
En.Vel: enabling of selection of fan speed via supervision
system
■ "SETPOINT - COOLING" Register: setpoint imposed by
supervision system for the Cooling mode
■ "SETPOINT - HEATING" Register: setpoint imposed by
supervision system for the Heating mode
■ "MINIMUM SETPOINT - COOL." Register : lower limit
for setpoint in cooling mode
■ "MAXIMUM SETPOINT - COOL." Register ": upper limit
for setpoint in cooling mode
■ "MINIMUM SETPOINT - HEAT." Register ": lower limit
for setpoint in heating mode
■ "MAXIMUM SETPOINT - HEAT." Register ": upper limit
for setpoint in heating mode
■ "SPEED" Register: selection of fan speed via supervision
system
■ "ECONOMY CORRECTION" Register: correction of set-
point in the case of economy mode imposed by supervisor
(this correction is an amount subtracted from or added to
the setpoint, based on the operating mode)
SELF-DIAGNOSIS PROCEDURE
This procedure allows you to check whether the individual
outputs of the controller function correctly.
To run the procedure, follow the directions below:
■ Switch the thermostat off
Installation and operation manual
10
All manuals and user guides at all-guides.com
■ Push the keys at the same time
Bit 10
Bit 9
Bit 8
En.On/
En.RE
En.S/W
Off
Bit 2
Bit 1
Bit 0
■ Use the
RE
S/W
On/Off
■ Press the
no symbol
The electronic controller outputs can be checked one by
one either by observing the respective component (valve,
fan..) or verifying whether a voltage of 230 V is present at the
corresponding terminals.
■ To exit the self-diagnosis procedure press
001 level:
password entry
keys to change the value on the display
until arriving at the password for self-diagnosis (030) and
press
.
The following screen will be displayed:
button to switch on the various thermostat
outputs in sequence.
Symbol
Actuation
Extra low speed
Min. speed
Med. speed
Max. speed
Valve
Electrical heater
Second valve
no active outlet
few minutes the thermostat will automatically exit in any
case).
Terminals
N-V0
N-V1
N-V2
N-V3
N-Vc
N-Vh
(after a
FWEC2
Advanced electronic controller
FC66002764
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