VESDA VLQ-100, Руководство по эксплуатации продукта

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VESDA by Xtralis VESDA VLQ Product Guide
www.xtralis.com 19
1. Remove the ceiling tile on which installation is required.
2. Remove the detector base from the detector body by holding the detector body and rotating the base
anti-clockwise.
3. Use Surface Mount Bracket (A) to drill three mounting holes and two wiring holes into the ceiling tile,
ensuring that the sampling pipe inlet arrows on the surface mount bracket are appropriately positioned.
4. Insert Surface Mount Bracket from top side of the ceiling tile and screw the detector base into it from the
bottom side of the ceiling tile.
5. Put the ceiling tile back in its position and pass the wires through the surface mount bracket and detector
base holes.
6. Secure the surface mount bracket in the ceiling void in accordance with local electrical codes.
7. Feed wires through the wire retaining strip on the base of the detector and attach to the appropriate
terminal block connectors.
8. Fit the terminal bock connectors to the appropriate sockets on the terminal block.
9. Align detector body to the base so that there is room to rotate it clockwise, ensuring that pipe inlets
match the arrows shown on the detector body.
10. Insert pipes into the pipe inlets and seal them tightly.
4.1.3 Flush Mount on Suspended Ceiling Tile
Flush mounting places the sampling pipes inside the ceiling cavity and the detector body in the protected area.
Note: There must be no significant pressure differential between the ceiling cavity and the protected area.
4.1.3.1 Mounting with Junction Box
C
A
B
D
Legend
A Ceiling Tile
B Flush Mount Bracket
C Generic third party
Junction Box
D Surface Mount Bracket
Figure 4-9: Flush Mount on suspended Ceiling Tile with Junction Box
1. Remove the ceiling tile (A) on which installation is required.
2. Use the Flush Mount Bracket (B) to cut the tile to pass the detector body and drill four holes for the
shroud screws.
3. Remove the Shroud (E), pipe inlet fascia (F) and snap-offs (G) from both pipe inlets (Figure 4-10).