Siemens WAC 11 Installation Instructions

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WAC 11

Installation Instructions

Fig. 1
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R
Fig. 2a
Fig. 2b
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Fig. 3
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1. Product description
The WAC 11 is used to verify audio alarms. It is fitted with a
speaker and microphone. The audio signal is connected directly
to the central control unit via an audio module (e.g. WMA 11) or
via a WAC 12, which acts as a master.
2. Supply package
The WAC 11 UK package contains the following
- One WAC 11
- One WLC 11 UK language kit complete with:
- Installation instructions.
3. Mounting instructions
The WAC 11 is designed for mounting in dry indoor rooms.
To ensure good acoustics, note the following points.
- Mount 2 to 2.5 m above floor level.
- Maintain adequate distance from noise sources (ven ti la tion
openings, fans etc.).
- Direct towards the centre of the space to be monitored.
- Do not mount on vibrating surfaces.
- The maximum length of the audio connection between the
WAC 11 and central control unit is 200 m.
3.1 Opening the housing (Fig.1)
1 - Using screwdriver Q, press locking tab to release.
2 - Lift off cover W.
3.2 Product overview (Fig. 2)
- Knockouts Q, T for cable inlet.
- Knockouts W, E for attachment of housing.
- Knockout R for disconnection monitor screw.
- Speaker Y.
- WMC 11 circuit board U.
3.3 WMC 11 circuit board (Fig. 3)
- Audio connection O.
- Tamper output I
- Free terminal U
- LED W, flashes to outside during monitoring (microphone
active).
- Switch E for "microphone active" LED.
- Tamper switch Y.
- Microphone R.
- Potentiometer Q for speaker volume.
- Potentiometer T for microphone sensitivity.