91
KaCool D AF –
Comfortable feeling of well-being, thanks to AtmosFeel
3.25
Chilled water air conditioning system
Installation and operating instructions
Electrical cabling – actuation via KaControl SEL control panel,
max. 24 units with Modbus card
*) Lay shielded cables e.g. B. J-Y(St)Y, 0.8 mm separately from power cables.
**) Lay shielded data cable, twisted pairs, e.g. UNITRONIC
®
BUS LD 2 x 2 x 0.22 mm² or similar, linear but separate from power lines.
W1: Power supply
W2: Analogue input AI1 (optionally connectible), max. cable length 10 m, from 1 mm² 30 m, disconnect factory-fitted intake sensor
W3: Digital input DI1 (optionally connectible), max. cable length 30 m, from 1 mm² 100 m
W4, W6: Bus signal (tLan), max. cable length in each case 30 m
W5: Bus signal (Modbus)
3*
*
W4
2*
*
3
W1
1
2
1
2
2*
DI
COM
1
2
W6
W5
2*
3
3*
*
3
3
W2
W3
W1
3*
*
W5
3*
*
W4
GND
AI2
N
PE
L
1
2
3
GND
AI3
GND
V+
2
Tx
Tx
1
+
-
GND
3
1
2
GND
AI2
GND
AI1
1
2
N
PE
L
1
2
3
GND
AI3
GND
V+
3
2
Tx
Tx
1
1
+
-
GND
GND
DI2
1
2
GND
AI2
N
PE
L
1
2
3
GND
AI3
GND
V+
Tx
Tx
1
+
-
GND
3
1
2
GND
AI2
2
W1
GN
D
3
GN
D
24V
24V
1
Tx
+
Tx
+
2
-
3
GN
X
1
+
2
N
3
PE
1
L
2
GN
D
3
GN
D
24V
24V
1
Tx
+
Tx
+
2
W1
3
1
2
3*
*
W5
3
GND
V1
GND
V1
GND
V2
GND
V2
GND
V1
GND
V1
GND
V2
GND
V2
GND
V1
GND
V1
GND
V2
GND
V2
3
2
KaContr
oller
Contr
ol cir
cuit 2
Type 3210021,
Type 3210022
or
Type 3210026
KaContr
oller
Contr
ol cir
cuit 1
Type 3210021,
Type 3210022
or
Type 3210026
120 Ohm
120 Ohm
Mains power
230 V AC/50 Hz
Fuse by others
max. 16 A
Mains power
230 V AC/50 Hz
Fuse by others
max. 16 A
SEL contr
ol panel
Type 3232122 or
Type 3232123 (with BACnet)
- Optional -
Room sensor
Type 3250110
vertical installation,
e.g. on a wall in the
temperatur
e zone
- Optional -
Exter
nal
contact
On/Of
f
Parametrisable
function, e.g.
ON/OFF
changeover
KaCool D AF
Unit 1 230 V AC/50 Hz KaContr
ol
KaCool D AF
Unit 2 230 V AC/50 Hz KaContr
ol
KaCool D AF
Unit 24 230 V AC/50 Hz KaContr
ol
- Optional -
Cooling
actuator
- Optional -
Cooling
actuator
- Optional -
Cooling
actuator
Modbus car
d
Type 3260101
Modbus car
d
Type 3260101
Modbus car
d
Type 3260101
Heating/
cooling
actuator
Heating/
cooling
actuator
Heating/
cooling
actuator
AI: Ri = 20 kOhm
AI: Ri = 20 kOhm
AI: Ri = 20 kOhm
Summary of Contents for KaCool D AF
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