Xtralis VESDA VLC-500-EX, Руководство по эксплуатации продукта

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VESDA by Xtralis VESDA VLC-EX Product Guide
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11.2 Replacing the Aspirator
1. Remove the 4 screws securing the termination card (A)
2. Disconnect the wires on the aspirator (B)
3. Gently pull out termination card (A) from the interface card (the interface card is not visible, it is
connected to the back of the termination card). Leave the termination card suspended by its wires.
4. Pull off the air hose from aspirator pipe (C)
5. Undo the (captive) screws securing aspirator (D)
6. Lift the aspirator out
Legend
A Terminal Card
B Aspirator Wire Loom
C Aspirator Air Hose
D Aspirator
E Pipe Network Port
F Interface Card Slot
Figure 11-2: Illustration for replacing the aspirator
11.2.1 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. Replace the stainless steel front cover and tighten the screws.
9. Power ON the detector and check the aspirator is running.
10. Resolve all Fault conditions.
11.3 Internal Wiring
The table below provides the cable loom interconnecting details inside the detector.
Table 11-2: Interconnecting loom details
From To Connector
Name on CPU Cable Name # Pins
CPU card Detection chamber Pre-amp or X9 Pre Amp 6 Wire ribbon
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