MRC MCX-5000 Series, Руководство пользователя

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11 6
S I G N A L G E R Ä T E
II 2 G EEx em [ib] IIC T6
- 20
+ 40
°C
IP 66
90 dB
Explosion Proof Audible Telephone Call
Signalling Sounder AS1
Features
◗
explosion proof telephone call sounder for applications in
industrial explosion endangered areas
◗
tone types and tone frequencies selectable via DIP switch
◗
power supply via telephone call voltage
◗
works independently also during power failures
Type AS1
Housing, Colour
aluminium die cast, black
upper part polycarbonate
Mounting wall or ceiling
Weight 0,9 kg
Call voltage 32 V AC - 75 V AC
Branch exchange voltage 0 V DC - 63 V DC
Input impedance
at 25 Hz Z ≥ 8 k Ω
at 50 Hz Z ≥ 4 k Ω
Accoustic signal device loudspeaker
Tone types
single-/two-/three or wobble tone
selectable via DIP-switch
Tone frequencies
5 to 20 Hz in 4 settings
selectable via DIP-switch
Terminal 1,5 mm
2
single or fine wire
Cable entry 1 x M20x1,5
Insulation class I
Equipotential bonding connection inside housing
Current intensity IK ≤ 3 A
Approval BVS 03 ATEX E430
Technical data
Order data
Type Order No. Description
AS1
410 100 004 Ex-proof audible telephone call signalling sounder
Tone setting
Tone Type DIP-Switch Tone Sequence/Tone Sequence Frequency
Single tone
180 ms on 70 ms off
120 ms on 50 ms off
60 ms on 25 ms off
continuous tone
Two tone
931-1.253 Hz
5 Hz
10 Hz
15 Hz
20 Hz
Three tone
800-1.067-1.333
Hz
5 Hz
10 Hz
15 Hz
20 Hz
Wobble tone
1,8 Hz
3,6 Hz
3,9 Hz
7,8 Hz