FITRE TWIN S, User Manual

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Setting the ringing signal
Use the DIPswitch to set the ringing signal of the TWIN-Kombi.
Switch position] Tone sequence frequency [kHz Tone sequence [sec]
No. 1 No. 2 1.4 1.5 2.2 2.9
0 0 X X 0.3
0 1 X X 0.3
1 0 X X 0.5
1 1 X X X 0.2
Dimension illustration
Technical Data
Connection data:
Cable glands .........................................................M20 x 1.5 mm, clamping capacity ø 5-9 mm
Terminals...............................................................for strands up to 1.5 mm2
Mains connection:
Terminal designation.....................................L1, N, on the housing
Power supply ................................................230 VAC ±10% 50 Hz / 60 Hz
Operating time ..............................................TWIN-S has been designed for short-time or intermittent operation.
At 30°C ambient temperature and maximum power supply the
following conditions apply:
Duty cycle: .................................................... ≤ 30 min.
Rest duration: ............................................... ≥ 30 min.
Telephone connection:
Terminal designation.....................................W, Lb
Ringing alternating current............................24 VAC ... 75 VAC
Ringing frequency.........................................16 Hz ... 54 Hz
Overlaid supply voltage.................................0 VDC ... 63 VDC
Input impedance at 25 Hz.............................Z
≥ 8 k Ω
Input impedance at 50 Hz.............................Z ≥ 4 k Ω
Acoustic signalling:
Acoustic signalling device .....................................piezoelectric disc
Acoustic signal
(choose signal via DIP-switch) ..............................2-tone or multi-tone, 4 different settings
Sound pressure approx. ........................................95 dB (A) at 1 m