loa-bao-dong-126db-a-ma121f-alarm-horn-sounder-ip66-e2s-vietnam.png
Eac-logo Ce-approval
2-21-200

MA121F Alarm Horn Sounder IP66/67

The MA121F is a very high output, 126dB(A) alarm sounder. With a robust, fire retardant, IP66 & IP67 Type 4/4X/13 enclosure.

The 'M' series of products have been designed to withstand the harshest of environments. Constructed from lightweight, impact and fire resistant ABS, the range features stainless steel, ratchet adjustable mounting brackets and has been third party tested to IP66/67.

Specification

 
Maximum output: 126dB(A) @ 1 metre [117dB(A) @ 10ft/3m]
Nominal output: 121dB(A) @ 1m +/- 3dB - Tone 2 [112dB(A) @ 10ft/3m]
No. of tones: 45 (UKOOA / PFEER compliant)
No. of stages: 3
Volume control: Max. 121dB(A);
Min. 112dB(A) - Tone 2
Effective range: 300m/984ft @ 1KHz
Voltages DC: 24V dc (10-30V dc);
48V dc (35-60V dc)
[DC units can use 24V ac for single stage applications.]
Voltages AC: 24V ac; 115V ac; 230V ac
Stage switching: Negative or positive
Reverse polarity stage switching on DC units.
Ingress protection: IP66 & IP67 (Third party tested)
Housing material: High impact UL94 V0 & 5VA FR ABS
Colour: Grey (RAL7038)
Cable entries: 2 x M20 supplied with
1 blanking plug
Terminals: 0.5 to 4.0mm² cables.
Operating temp: -25 to +55°C [-13° to +131°F]
Storage temp: -40 to +70°C [-40° to +158°F]
Relative humidity: 90% at 20°C [68°F]
Weight: DC: 2.50kg/5.5Ibs AC:3.00kg/6.6Ibs
*SPL data +/-3dB(A). Measured at optimum voltage.

Part Codes

Part Code: Ident.: Description:
Product type: MA121 Alarm horn sounder
Flare type: F Flare re-entrant horn
Voltage: AC115
AC230
AC024
DC024
DC048
115V ac 50/60Hz
230V ac 50/60Hz
24V ac 50/60Hz
24V dc (10-30Vdc)
48V dc (42-54V dc)
Cable entries: A
B
C
M20x1.5 & ½” NPT
M20x1.5 & M20x1.5
½” NPT & ½” NPT
Stopping plug material: N Nylon
Bracket: 1
2
304 (A2) Stainless Steel
316 (A4) Stainless Steel
Approvals: A1 CE, EAC, RMRS
Enclosure: R
G
Red
Grey
e.g: MA121FDC024CN1A1R MA121 alarm horn sounder, flare horn, 24Vdc, dual 1/2"NPT cable entries, red enclosure.

Alarm sounder

Version: Voltage: Current :
24V dc   10-30V dc 950mA*
48V dc 35-60V dc 600mA*
24V ac 50/60Hz +/-10% 1000mA
115V ac 50/60Hz +/-10% 240mA
230V ac 50/60Hz +/-10% 120mA
 
* current at nominal voltage on Tone 2

Tone Table

Stage 1 WAV file Frequency Description. Stage 2 Stage 3
T 1   340 Hz Continuous T 2 T 5
T 2   800/1000Hz @ 0.25 sec Alternating T 17 T 5
T 3   500/1200Hz @ 0.3Hz 0.5 sec Slow Whoop T 2 T 5
T 4   800/1000Hz @ 1Hz Sweeping T 6 T 5
T 5   2400Hz Continuous T 3 T 20
T 6   2400/2900Hz @ 7Hz Sweeping T 7 T 5
T 7   2400/2900Hz @ 1Hz Sweeping T 10 T 5
T 8   500/1200/500Hz @ 0.3Hz Sweeping T 2 T 5
T 9   1200/500Hz @ 1Hz - DIN / PFEER P.T.A.P. T 15 T 2
T 10   2400/2900Hz @ 2Hz Alternating T 7 T 5
T 11   1000Hz @ 1Hz Intermittent T 2 T 5
T 12   800/1000Hz @ 0.875Hz Alternating T 4 T 5
T 13   2400Hz @ 1Hz Intermittent T 15 T 5
T 14   800Hz 0.25sec on, 1 sec off Intermittent T 4 T 5
T 15   800Hz Continuous T 2 T 5
T 16   660Hz 150mS on, 150mS off Intermittent T 18 T 5
T 17   544Hz (100mS)/440Hz (400mS) - NF S 32-001 T 2 T 27
T 18   660Hz 1.8sec on, 1.8sec off Intermittent T 2 T 5
T 19   1.4KHz-1.6KHz 1s, 1.6KHz-1.4KHz 0.5s -NFC48-265 T 2 T 5
T 20   660Hz Continuous T 2 T 5
T 21   554Hz/440Hz @ 1Hz Alternating T 2 T 5
T 22   544Hz @ 0.875 sec. Intermittent T 2 T 5
T 23   800Hz @ 2Hz Intermittent T 6 T 5
T 24   800/1000Hz @ 50Hz Sweeping T 29 T 5
T 25   2400/2900Hz @ 50Hz Sweeping T 29 T 5
T 26   Bell T 2 T 15
T 27   554Hz Continuous T 26 T 5
T 28   440Hz Continuous T 2 T 5
T 29   800/1000Hz @ 7Hz Sweeping T 7 T 5
T 30   300Hz Continuous T 2 T 5
T 31   660/1200Hz @ 1Hz Sweeping T 26 T 5
T 32   Two T chime. T 26 T 15
T 33   745Hz @ 1Hz Intermittent T 2 T 5
T 34   1000 & 2000Hz @ 0.5 sec Alternating - Singapore T 38 T 45
T 35   420Hz @ 0.625 sec Australian Alert T 36 T 5
T 36   500-1200Hz 3.75sec /0.25sec. Australian Evac. T 35 T 5
T 37   1000Hz Continuous - PFEER Toxic Gas T 9 T 45
T 38   2000Hz Continuous T 34 T 45
T 39   800Hz 0.25sec on, 1 sec off Intermittent T 23 T 17
T 40   544Hz (100mS)/440Hz (400mS) - NF S 32-001 T 31 T 27
T 41   Motor Siren - slow rise to 1200 Hz T 2 T 5
T 42   Motor Siren - slow rise to 800 Hz T 2 T 5
T 43   1200 Hz Continuous T 2 T 5
T 44   Motor Siren - slow rise to 2400 Hz T 2 T 5
T 45   1KHz 1s on, 1s off Intermittent - PFEER Gen. Alarm T 38 T 34
Country specific or custom tone configurations and alarm frequencies are available upon request.