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7.6. MPA External Detector Alarm Display
The MPA external detector alarm display is required if the detector is not directly visible
or has been mounted in false ceilings/ or floors.
The MPA should be mounted in corridors or access pathways to the corresponding
building sections or rooms.
The red alarm display (A) corresponds to DIN 14 623.
7.6.1. Use of the MPA in explosive areas
The external detector alarm display conforms to the device
category 3G, gas group IIB, and temperature class T6, in
accordance with the European guideline 94/9/EG (ATEX). Thus the
external detector alarm display may be used in Zone 2 areas where
there is danger of explosion!
D The connection conditions (see next page) must absolutely be adhered to!
7.6.2. Mounting hints
D Mounting directly on the ceiling or wall.
D For surface--mounted cable insertion (aP), break out the inputs (X) prepared on
the housing. For cable insertion below the surface (uP), the cable is inserted
through the opening below the connection board.
According to VdS guidelines, the MPA must be mounted so that
the flat side of the prism (Y) shows in the observer's line of sight.
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A
Y
A
Y
ST- -FIR/ PRM1 / deh
PI -- 34.65d
X
BDL- -4998121218
A23.en /09.02.2007
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