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Fig. 4

Fig. 6

The right to make technical changes to the described equipment without prior notice 

is reserved - © 2002 -

4. Wiring

4.1 E-Bus (fig. 4)

The E-Bus (B4+,B3,B2,B1-) must be connected to the 
central control panel (

A

) and also to other accessories (

B

). 

For additional information see the Control panel installation 
manual 

4.2 Audio for SAK 52 (fig. 5)

Connect terminals A- and A+ to the central control unit (

E

) (e.g. 

WMA 11), and also to other accessories (

D

). 

Connect terminals 1 and 2 to the speaker (

C

). 

A twisted pair with a minimum diameter of 0.6 mm must be 
used to avoid extraneous noise. The length of the audio link 
to the central control unit must not exceed 200 m. 

5. Close and seal the housing (fig. 6)

1  - Engage the cover in the top retainer (

A

).

2  - Close the cover (

B

).

6. Start-up

6.1 Microphone sensitivity 

The sensitivity of the microphone can be set using the 
connector (fig. 3 item 

E

). Connector closed = max. sensitivity, 

connector open = min. sensitivity.

6.2 Speaker volume

The volume of the speaker can be set using the connector 
(fig. 3 item 

R

). Connector closed = max. volume, connector 

open = min. volume.

6.3 Addressing

To enter an address in the remote keypad, simultaneously press 
keys 

 and 

 and hold for approximately 5 sec.

6.4 Display address

To display the current address of the remote keypad, 
simultaneously press keys 

 and 

.

6.5 Test of displays

Simultaneously press keys 

 and 

 to activate all LEDs 

and the buzzer.

7. Technical data

Supply (12 

V

DC

)  

From the E-Bus

Power consumption min.  

22,5 mA

Power consumption max.  

105 mA

Operating temperature  

0° C to +55° C

Housing  

ABS

Dimensions in mm  

H 110 x W 170 x D 32

Safety class  

IP 30

Environmental  

class II

Weight  

250 g

Fig. 5

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