Carrier 50FC - CO2 Air Quality Probe Connection

26
Connection of the CO air quality probe
There are diff erent options:
■ Ambient air quality probe.
■ Return air quality probe (duct-mounted).
■ Probe installed on the master unit of the local network (pLAN).
8 - ELECTRICAL CONNECTION
■ This probe must be fi xed to the interior wall of the room to be
conditioned, at ca. 1.5 m height in the room and at least 50 cm
from the next wall.
■ It should never be mounted:
- On outside walls.
- In niches or behind curtains.
- Above or near heat sources or shelves.
- On walls covering heat sources such as a chimney.
- In the radiation range of heat sources and lighting bodies
e.g. spotlights.
- In areas exposed to direct solar radiation.
Duct-mounted
This version can be connected to the air duct in these two ways:
Installation in the environment
M16x1,5
Ø > 13mm
Ø > 0.51“
19mm
0.75“
90
±0.3
mm
3.54
±0.11
“
5mm
0.2“
60
±0.3
mm
2.36
±0.11
“
Ø > 16mm
Ø > 0.63“
6mm
0.24“
Electrical connection
This probe (S10) is confi gured as analogue output 4…20 mA
(0..2000 ppm), in the analogue input B10 of the control board
(connector J18).
Recommended cable section : 1,5 mm
2
.
+V
GND
RH
T
CO2
GND
1
2
3
4
5
6
110
111
109
B10 (J18)
S10
Electric
cabinet
+V
GND
GND
CO2
NC
Tpassive
Tpassive
1
2
3
4
5
6
7
110
111
109
B10 (J18)
S10
Electric
cabinet
Ambient probe
Return probe