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No. Description
Setting
Display conditions
Access
level
Enumeration
By default
36
Heat recovery unit
0: Without
1: Plate
3: Gradual speed heat
recovery unit
as per P1
Read-only
3
37
Differential pressure sensor on the heat
recovery unit
0: Without
1: With
0
P01 = 39HXE or 39HXV
or (P01 = 39HXC and P31 Electric
preheater = without)
3
38
Heat recovery unit outlet temperature sensor,
intake side
0: Without
1: With
0
3
90
External generator
0: None
0
3
1: Heater
P28 Coil 1 = Hot water
or
P29 Coil 2 = Hot water
2: Cooler
P28 Coil 1 = Cold water
or
P29 Coil 2 = Cold water
92
Coil no.1 pump
0: Without
1: With
0
P28 Coil 1 = Cold water or Hot water or
mixed
3
93
Coil no.2 pump
0: Without
1: With
0
P29 Coil 2 = Cold water or Hot water or
mixed
3
99
Configuration locked
0: unlocked
1: locked
0
3
8.2 - Setting parameter
No, Description
Setting
Unit
Display conditions
Access
level
Enumeration
By default
100 Language
0: French
1: English
2: German
3: Spanish
4: Italian
5: Dutch
0
1
102 Date
DD/MM/YYYY
1
103 Time
HH/MM
1
104 Air intake ventilation control
1: Flow rate
2: Duct pressure
1
2
105 Air extraction ventilation control
0: Intake fan control
feedback
1: Intake fan flow rate
feedback
0
P104 Extraction ventilation control
=
Duct pressure
2
2: Duct pressure
P104 Exhaust fan ventilation control
= Duct pressure
and
P37 Differential pressure sensor on
heat recovery unit = without
106
Multiplication factor value of the signal sent
by the air extraction fan with pressure control
in the supply air duct
1
P104 Intake ventilation control =
Duct pressure
and
(P105 Exhaust fan control = Control
feedback or flow rate feedback)
2
108 Damper opening time delay
180
s
P26 Isolation damper ≠ Without
3
110
AHU max flow rate
As per P1 m
3
/h
Visible as read-only
3
111
AHU flow rate low limit threshold
As per P1 m
3
/h
Visible as read-only
3
112
Air intake fan flow rate setpoint 1
As per P1 m
3
/h
P104 Air intake ventilation control =
Flow rate
1
113
Air intake fan flow rate setpoint 2
As per P1 m
3
/h
P104 Intake ventilation control =
Flow rate
and
P160 Setpoint 1/setpoint 2 selection
= time sched/CMS or on/off input or
on/off override
and
P161 Application of setpoint 1/
setpoint 2 selection = ventilation or
tempe ventilation
1
114
Air intake fan flow control PID proportional
band (P)
6000
m
3
/h
P104 Air intake ventilation control =
Flow rate
2
115
Air intake fan flow rate control PID integral
time (I)
4
s
P104 Air intake ventilation control =
Flow rate
2
116
Air intake fan flow rate control PID derivative
time (D)
0
s
P104 Air intake ventilation control =
Flow rate
2
118 Intake duct pressure setpoint 1
200
Pa
P104 Air intake ventilation control =
Duct pressure
1
8 - PARAMETERS
50
Summary of Contents for 39HXC
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