A121 Alarm Sounder
 
The A121 is a very high output, 126dB(A) alarm sounder. High SPL in a robust, fire retardant IP66 housing ensure the A121 is suitable for all general signalling applications including fire, security and process control.
 
PRODUCT SPECIFICATIONS:
Nominal Voltage:       24 vDC (10-30V dc)
Current Consumption:950mA (SPL data +/-3dB(A). Measured at optimum voltage.
Maxim output:           126dB(A) @ 1 metre
Nominal output:         121 dB(A) 1m +/- 3dB – Tone 2
No. of tones:             45 (UKOOA / PFEER compliant)
No. of stages:             3
Volume control:         Max. 121dB(A); Min. 112dB(A) – Tone 2
Effective range:          300m @ 1 KHz
Voltages DC:             24V dc (10-30V dc); 48V dc (35-60V dc)
                                 [DC units can use 24V ac for single stage applications.]
Voltages AC:            24Vac; 115Vac; 230Vac
Stage switching:        Negative or optional positive
Ingress protection:    IP66
Housing material:      High impact UL940 VO & 5VA FR ABS
Colour:                     Red (RAL3000)
Cable entries:            2 x M20 clearance gland entries in side & back
Terminals:                 0.5 to 4.0mm2 cables.
Operating temp.:       -25 to +55¤C
Storage temp.:          -40 to +70¤C
Relative humidity:      90 % at 20¤C
Weight:                    DC: 2.10kg AC: 2.70kg
 
FEATURES:
- Automatic synchronisation on multi-soundersystem.
- Continuosly rated.
- Stainless steel fixings.
- Unit can be mounted using external lugs or internal BESA compatible fixing positions.
- Duplicate cable terminations (in & out for daisy-chain installations).
- Tropicalisation available on request.
- Available with custom tone configurations and frequencies.
- Programmable version available:
   - 45 alarm tones
   - 4 remotely selectable stages
   - Any tone can be assigned to any stage
  - User configurable continuos frequency tone.
 
APPROVALS:
- VdS approved to En54-3 (CPD 89 / 106 / EEC).
- UKOOA / PFEER compliant alarm tones.
- UL approved version available.
- GOST-R approved. Cert: POCC GB-JB05-B02228
 
 
AVAILABLE VARIATIONS:
DC: 24v, 48v,
AC: 24v, 115v, 230v
Housing colour: Red or Grey

 

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int.ref.#: 116-7780-005.1401 - 116-139107 - 116-44076