JA224B – Multi-tone buzzer for up to 9 different warning tones
Tone output prioritized or mixed, control inputs electrically isolated, multi-level adjustment of output volume, download of the tones into the buzzer from memory card, test output, SSAS2 approval
Multisystem locomotives are now used for cross-border services throughout Europe.
One problem of their interoperability is the integration of different country specific train protection systems with their respective warning tones. It means that the driver’s cab of a multisystem loco must be equipped with up to 9 different buzzers for cross-border service..
The solution is an all-in-one device: the Schaltbau buzzer JA224B .
Features
- One device replacing up to 9 different buzzers
- All inputs optically isolated against each other and against supply voltage
- Two modes of operation:
- All 9 tones prioritized
- Combination: 3 tones prioritized, 6 tones mixed
- 16 volume settings
- Download of customized tones from memory card
- Test output (all 9 tones, volume-reduced)
Stock items
| JA224B | Electronic buzzers for 9 tones/voices max. |
| JA224B-24 | Version SSAS2 U n = 24 V DC |
| JA224B-36 | Version SSAS2 U n = 36 V DC |
| JA224B-24-MW | same as above with mounting brackets |
| JA224B-36-MW | same as above with mounting brackets |
Specifications
Multi-tone buzzer JA224B
| Sound level, distance 1m | 80 ... 100 db(A) |
| Pitch | 9 different tones |
| Nominal voltage | 24 or 110 V |
| Nominal current | 500 mA at 24 V DC |
| Ingress protection rating, IEC 60529 | IP20 |
| Ambient temperature range Tu | -25 °C ... +60 °C |
| Standards | EN 50121-3-2, EN 50128, EN 50155 |
What do you want to do?
Electrics for rolling stock
JA224B – Multi-tone buzzer for up to 9 different warning tones