Data Sheet for Product

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Building Technologies QAA88.3 Room unit with PPS2 interface CE2Q1626en
HVAC Products 18-11-2005
Mounting
• Follow the mounting instructions included in the room unit packaging.
• The room unit is suitable for wall-mounting and for mounting on a recessed conduit
box
with the cables fed in from the rear. If the cables are mounted on the surface
of the wall, then the accessory ARG70.2 shall be used
• Do not mount in recesses, shelves, behind curtains or doors, or above or near heat
sources.
• Avoid exposure to direct sunlight or draughts.
• The electrical wiring conduit must be sealed where it joins the room unit, to prevent
the occurrence of draughts in the conduit which could affect the sensor.
• The specified ambient conditions must be complied with.
• A mounting kit is included with the unit.
Installation notes
Local installation regulations must be observed.
The room unit is not protected against connection to AC 230 V.
CP- CP+
PPS2 interface, supply voltage
CP– Device supply, Data PPS2 (neg.)
CP+ Device supply, Data PPS2 (pos.)
STOP
Note!
Terminal layout