| Datasheet | Datasheet.pdf |
| Installation Manual | D207-00-001-IS_Issue_2_MA112-121_.pdf |
| Russian EAC Declaration of Conformity | D-GB.GA05.B.12595-20-24.03.2025.pdf |
| Russian Maritime register | 19.00193.278.pdf |
| Ingress Protection certificate | M_Range_IP_Rating_Report.pdf |
| Declaration of Conformity | DC-028_Issue_H_M.pdf |
| 2D drawing (PDF) | SK0122_Issue_B.pdf |
| 2D drawing (DWG) | SK0122_Issue_B.dwg |
| 3D drawing (IGS) | SK0112-3D_Issue_A.IGS |
| 3D drawing (STEP) | SK0122-3D_Issue_A.STEP |
| Hi-res product image 1 (TIFF) | 2-21-200_MA121.tif |
| Lo-res product image 1 (JPG) | 2-21-200_MA121.jpg |
| 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 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 (RAL 3000) Grey (RAL7038) |
| 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 | ||
| Stage 1 | WAV file | Frequency Description. | Stage 2 | Stage 3 |
|---|---|---|---|---|
| T 1 | /system/1/assets/files/000/000/415/415/246615edd/original/TF001.WAV | 340 Hz Continuous | T 2 | T 5 |
| T 2 | /system/1/assets/files/000/000/419/419/e353c86c4/original/TF002.WAV | 800/1000Hz @ 0.25 sec Alternating | T 17 | T 5 |
| T 3 | /system/1/assets/files/000/000/417/417/abf396de0/original/TF003.WAV | 500/1200Hz @ 0.3Hz 0.5 sec Slow Whoop | T 2 | T 5 |
| T 4 | /system/1/assets/files/000/000/420/420/50f9ee7a7/original/TF004.WAV | 800/1000Hz @ 1Hz Sweeping | T 6 | T 5 |
| T 5 | /system/1/assets/files/000/000/421/421/b578af8a9/original/TF005.WAV | 2400Hz Continuous | T 3 | T 20 |
| T 6 | /system/1/assets/files/000/000/422/422/42b72dd93/original/TF006.WAV | 2400/2900Hz @ 7Hz Sweeping | T 7 | T 5 |
| T 7 | /system/1/assets/files/000/000/373/373/a686b0abe/original/TF007.WAV | 2400/2900Hz @ 1Hz Sweeping | T 10 | T 5 |
| T 8 | /system/1/assets/files/000/000/376/376/00cd26f9e/original/TF008.WAV | 500/1200/500Hz @ 0.3Hz Sweeping | T 2 | T 5 |
| T 9 | /system/1/assets/files/000/000/386/386/ceb4e488c/original/TF009.WAV | 1200/500Hz @ 1Hz – DIN / PFEER P.T.A.P. | T 15 | T 2 |
| T 10 | /system/1/assets/files/000/000/374/374/021ee6540/original/TF010.WAV | 2400/2900Hz @ 2Hz Alternating | T 7 | T 5 |
| T 11 | /system/1/assets/files/000/000/377/377/ac5498db0/original/TF011.WAV | 1000Hz @ 1Hz Intermittent | T 2 | T 5 |
| T 12 | /system/1/assets/files/000/000/375/375/771bd7a3e/original/TF012.WAV | 800/1000Hz @ 0.875Hz Alternating | T 4 | T 5 |
| T 13 | /system/1/assets/files/000/000/378/378/6380218ec/original/TF013.WAV | 2400Hz @ 1Hz Intermittent | T 15 | T 5 |
| T 14 | /system/1/assets/files/000/000/379/379/51c1bb5a9/original/TF014.WAV | 800Hz 0.25sec on, 1 sec off Intermittent | T 4 | T 5 |
| T 15 | /system/1/assets/files/000/000/380/380/06feaa7b3/original/TF015.WAV | 800Hz Continuous | T 2 | T 5 |
| T 16 | /system/1/assets/files/000/000/381/381/93f51c79a/original/TF016.WAV | 660Hz 150mS on, 150mS off Intermittent | T 18 | T 5 |
| T 17 | /system/1/assets/files/000/000/382/382/2c2978b6a/original/TF017.WAV | 544Hz (100mS)/440Hz (400mS) – NF S 32-001 | T 2 | T 27 |
| T 18 | /system/1/assets/files/000/000/397/397/d6d84d0c3/original/TF018.WAV | 660Hz 1.8sec on, 1.8sec off Intermittent | T 2 | T 5 |
| T 19 | /system/1/assets/files/000/000/383/383/11797b764/original/TF019.WAV | 1.4KHz-1.6KHz 1s, 1.6KHz-1.4KHz 0.5s -NFC48-265 | T 2 | T 5 |
| T 20 | /system/1/assets/files/000/000/384/384/5c30f9f4d/original/TF020.WAV | 660Hz Continuous | T 2 | T 5 |
| T 21 | /system/1/assets/files/000/000/385/385/a85a0a356/original/TF021.WAV | 554Hz/440Hz @ 1Hz Alternating | T 2 | T 5 |
| T 22 | /system/1/assets/files/000/000/387/387/d33e565a9/original/TF022.WAV | 544Hz @ 0.875 sec. Intermittent | T 2 | T 5 |
| T 23 | /system/1/assets/files/000/000/388/388/b4cf9203e/original/TF023.WAV | 800Hz @ 2Hz Intermittent | T 6 | T 5 |
| T 24 | /system/1/assets/files/000/000/389/389/68683d240/original/TF024.WAV | 800/1000Hz @ 50Hz Sweeping | T 29 | T 5 |
| T 25 | /system/1/assets/files/000/000/398/398/7c1bf5e00/original/TF025.WAV | 2400/2900Hz @ 50Hz Sweeping | T 29 | T 5 |
| T 26 | /system/1/assets/files/000/000/395/395/631e82dc8/original/TF026.WAV | Bell | T 2 | T 15 |
| T 27 | /system/1/assets/files/000/000/390/390/10abe0caa/original/TF027.WAV | 554Hz Continuous | T 26 | T 5 |
| T 28 | /system/1/assets/files/000/000/391/391/5f7a58b54/original/TF028.WAV | 440Hz Continuous | T 2 | T 5 |
| T 29 | /system/1/assets/files/000/000/392/392/68d5d1294/original/TF029.WAV | 800/1000Hz @ 7Hz Sweeping | T 7 | T 5 |
| T 30 | /system/1/assets/files/000/000/393/393/744c6f53f/original/TF030.WAV | 300Hz Continuous | T 2 | T 5 |
| T 31 | /system/1/assets/files/000/000/394/394/1bfee2f1b/original/TF031.WAV | 660/1200Hz @ 1Hz Sweeping | T 26 | T 5 |
| T 32 | /system/1/assets/files/000/000/396/396/d64fbc9d0/original/TF032.WAV | Two T chime. | T 26 | T 15 |
| T 33 | /system/1/assets/files/000/000/410/410/a0f0ba2a6/original/TF033.WAV | 745Hz @ 1Hz Intermittent | T 2 | T 5 |
| T 34 | /system/1/assets/files/000/000/399/399/84b54dafb/original/TF034.WAV | 1000 & 2000Hz @ 0.5 sec Alternating – Singapore | T 38 | T 45 |
| T 35 | /system/1/assets/files/000/000/402/402/9168c8c48/original/TF035.WAV | 420Hz @ 0.625 sec Australian Alert | T 36 | T 5 |
| T 36 | /system/1/assets/files/000/000/400/400/aba6c8a51/original/TF036.WAV | 500-1200Hz 3.75sec /0.25sec. Australian Evac. | T 35 | T 5 |
| T 37 | /system/1/assets/files/000/000/405/405/214ccf82a/original/TF037.WAV | 1000Hz Continuous – PFEER Toxic Gas | T 9 | T 45 |
| T 38 | /system/1/assets/files/000/000/407/407/ecce63f4f/original/TF038.WAV | 2000Hz Continuous | T 34 | T 45 |
| T 39 | /system/1/assets/files/000/000/401/401/e3954ab10/original/TF039.WAV | 800Hz 0.25sec on, 1 sec off Intermittent | T 23 | T 17 |
| T 40 | /system/1/assets/files/000/000/403/403/88b145b84/original/TF040.WAV | 544Hz (100mS)/440Hz (400mS) – NF S 32-001 | T 31 | T 27 |
| T 41 | /system/1/assets/files/000/000/404/404/1c1741943/original/TF041.WAV | Motor Siren – slow rise to 1200 Hz | T 2 | T 5 |
| T 42 | /system/1/assets/files/000/000/408/408/e0fadcdd2/original/TF042.WAV | Motor Siren – slow rise to 800 Hz | T 2 | T 5 |
| T 43 | /system/1/assets/files/000/000/406/406/49b88184e/original/TF043.WAV | 1200 Hz Continuous | T 2 | T 5 |
| T 44 | /system/1/assets/files/000/000/409/409/590aa5e82/original/TF044.WAV | Motor Siren – slow rise to 2400 Hz | T 2 | T 5 |
| T 45 | /system/1/assets/files/000/000/412/412/fa8b418f9/original/TF045.WAV | 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. | ||||
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