Packaged rooftop units
16
Connection of the air quality probe
Mounting instructions
2
1
141
0J
02
33
5
4
click!
7
6
No. 2
Setting and electric connections
This probe is con
fi
gured by analogue output 4…20 mA and digital output
N.O. with IAQ setpoint of 60% (posible activation of extraction system).
In the B10 analogue input (connector J18), it is posible to connect the
output X1 for controlling the CO2 (ppm) or the output X2 for controlling
the IAQ (%).
Recommended cable section : 1,5 mm
2.
Factory
settings
6
5
4
0
…
10 V
3
2
1
0
Off
DIP-
Switches
=
left position
=
right position
6
5
4
3
2
1
1 2 3 4 5 6 7 8 9
IAQ
40
45 50 55 60 65 70 75 80
%IAQ
IAQ
CO
2
IAQ
- 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.
Summary of Contents for 50EH
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