Installation and operating instructions profi-air 250/360 flex
97
No.
Connection description
No.
Value
J1
Digital input
2
Input 1
can be programmed using the profi-air cockpit
pro software
4
3
Input 2
can be programmed using the profi-air cockpit
pro software
4
J2
AC mains inlet
1
L – 230 VAC
2
N – 230 VAC
J4
Defroster heater network connection
1
L – 230 VAC
2
N – 230 VAC
J5
Connection for internal humidity sensor
1
Power
2
SCK
3
SDA
4
GND
J6
Fan 1 network connection
1
L – 230 VAC
2
N – 230 VAC
J7
Fan 2 network connection
1
L – 230 VAC
2
N – 230 VAC
J8
Summer bypass flap connection
1
L / open – 230 VAC
2
L / closed – 230 VAC
3
Neutral
4
–
J9
Connection for internal temperature sensors
1 / 2
S3
3 / 4
S4
5 / 6
S1
7 / 8
S2
J16
Fan 1 signal wiring
1
Tachometer
2
V fan 0–10 V
3
V Ref 10 V
4
GND
J17
Fan 2 signal wiring
1
Tachometer
2
V fan 0–10 V
3
V Ref 10 V
4
GND
J23
Connection for internal VOC sensor
1
Power
2
SCK
3
SDA
4
GND
RS485
Modbus connection for external control panel or connection box
1
Power
2
GND
3
Shield
4
RS485_A
5
RS485_B
6
GND
F1
Mainboard fuse
6
250 V / 2A fast-acting / 5 x 20 mm
J22 / J24
Protective conductor (PE)
ANT
Connection for wireless remote control antenna
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