0
r
r2
r3
r4
CM2
CM
r4
r7
CM
CM2
r7
r2
SP
EH2
EH
A
CM
CM2
r7
r2
SP
A9
A9
A8
r
0
22
9
22
0
8
22
9
8
22
9
r2
0.3
50
2
0.3
50
3
0.3
50
4
0.3
50
4
r3
20
45
4
20
45
42
20
45
43
20
45
43
r4
0.3
50
2
0.3
50
3
0.3
50
4
0.3
50
4
SP
8
32
23
8
32
23
8
32
23
r2
0.3
50
0.3
50
2
0.3
50
4
r4
0.3
50
0.3
50
2
0.3
50
4
r7
0.3
50
0.5
0.3
50
0.5
0.3
50
0.5
A8
0
20
.5/2.5
0
20
.5/3.5
0
20
.5/4.5
A9
0.3
50
0.3
50
0.3
50
A
0
20
2.5
0
20
2.5
0
20
2.5
REGULATION
1.- ECOLEAN
Inlet water temperature is thermostatically controlled via set point and tolerance range (differential) as shown in the following
diagrams:
1.1- COOLING OPERATING MODE
1.2- HEATING OPERATING MODE
1.3- AFFECTED PARAMETERS
2.- AIRCOOLAIR
STEP STEP 2
Unit 2 CM
STEP 2 STEP
Unit. 2 CM
Ambient (or return air duct) temperature is thermostatically controlled via set point and tolerance range (differential) as shown in the
following diagrams:
2.1- AUTOMATIC MODE
(Heat pump)
2.2- AUTOMATIC MODE
(Cooling only+Electrical heater)
2.3- AFFECTED PARAMETERS
3.- AIRCUBE
Aircube is regulated by digital input. (see section 7,
advanced functions
, for more details).
HEAT
COOL
HEAT
COOL
Inlet water
temperature (ºC)
Inlet water
temperature (ºC)
Ambient
temperature (ºC)
Ambient
temperature (ºC)
Par.
DESCRIPTION
VALUE UNIT 1CM.
VALUE UNIT 2CM.
VALUE UNIT 3CM.
VALUE UNIT 4CM.
MIN.
MAX.
DEF.
MIN.
MAX.
DEF.
MIN.
MAX.
DEF.
MIN.
MAX.
DEF.
Cooling set point
Cooling differential.
Heating set point.
Heating differential
Par.
DESCRIPTION
UNIT 1 COMPRESSOR
UNIT 2 COMPRESSORS
UNIT 3 COMPRESSORS
MIN.
MAX.
DEF.
MIN.
MAX.
DEF.
MIN.
MAX.
DEF.
Set point (DC40).
Cooling differential.
Heating differential.
Dead zone.
SP E.H. cool / SP E.H. heat
Differential E.H.
SP E.H. 2 cool.