Technical specification
Setting the tone signal
according to the following
table
any position of the DIP-
switch may be used to set
the tone signal.
Switch-
Signals Tone sequence
position
Tone seq. frequency
Three-tone
5 Hz
Three-tone
10 Hz
Three-tone
15 Hz
Three-tone
20 Hz
Two-tone
5 Hz
Two-tone
10 Hz
Two-tone
15 Hz
Two-tone
20 Hz
Switch-
Signals Tone sequence
position
Tone seq. frequency
Single tone 180 ms on
70 ms off
Single tone 120 ms on
50 ms off
Single tone
60 ms on
25 ms off
Single tone
Continuous
tone
Warble tone
1.8 Hz
Warble tone
3.6 Hz
Warble tone
3.9 Hz
Warble tone
7.8 Hz
3
:
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T
Device designation:
Housing material:
Die-casting aluminium Colour: black
g
k
9
.
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.
x
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:
t
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W
Resonant hood material:
Makrolon, UV proof (polycarbonate) Colour: black
Physical dimensions:
approx. 140 x 150 x 120 mm
Cable entry:
1x M20 x 1.5; 1x M12 x 1.5
Terminals:
cable cross section 0.75-1.5 mm
2
/ AWG 14; single core and fine strand
Operation position:
any (wall mount, ceiling mount*)
Protection category:
IP 66
Explosion category:
II 2G Ex e ib mb IIC T6
Certificate of conformity:
BVS 03 ATEX E 430
2
9
/
1
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:
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C
Ambient operation temperature: -20°C to + 40°C
Storage temperature:
-40°C to +75°C
Transport temperature:
-40°C to +75°C
Relative humidity:
up to max. 90%
Telephone connection:
Terminals
D: Lb and W
Ringing alternating current:
32 V
AC
- 75 V
AC
; 23 Hz - 54 Hz
Overlaid supply voltage:
0 V
DC
- 63 V
DC
Input impedance:
at 25 Hz: Z 8 k
Ω
at 50 Hz: Z 4 k
Ω
Current intensity:
I
K
3 A
Equipotential bonding:
Connection inside the housing
Insulation class:
I
Acoustic signalling device:
Loudspeaker
Acoustic signal:
3-tone call, tone sequence: 800 Hz, 1067 Hz, 1333 Hz
2-tone call, approx. 931 Hz, approx. 1253 Hz
Tone sequence frequency:
Choice of 4 different DIP switch settings
Sound pressure level:
> 90 dB(A) using 2-tone call, at 1 m distance at 45 V 23 Hz
Maintenance:
not necessary
* In rooms considerably influenced by dust or water ceiling mounting to be effected the open acoustic hood
showing downwards.
AS1
Ex-proof Audible Telephone Call Secondary Sounder
