VESDA by Xtralis VESDA VLC Product Guide
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12.2.1 Assembly
1. Put the aspirator pipe inlet into the hole leading to the pipe network (E).
2. Tighten the screws securing the aspirator (D).
3. Connect the air hose to the aspirator pipe (C). Ensure a tight fit over the pipe.
4. Insert the termination card (A) into the interface card slot (F).
5. Tighten the termination card screws (A).
6. Reconnect the wires to the aspirator (B).
7. Put the front cover back on and tighten the screws.
8. Power ON the detector and check the aspirator is running.
9. Resolve all Fault conditions.
12.3 Internal Wiring
The table below provides the cable loom interconnecting details inside the detector. Use the look up
table in conjunction with the attached circuit diagram to assist with maintenance.
From To Connector
Name on CPU
Cable Name #Pins
CPU card Detection chamber Pre-amp or X9 Pre Amp 6Wireribbon
CPU card Detection chamber Laser or X10 Laser 6
Termination
card
LED PCB LED card or
X11
LED cable 7
Termination
card
Aspirator Aspirator or X12 Aspirator cable 3
Table 12-2: Interconnecting loom details