| U | Frequency | Sound level [dB] | Symbol | Order No. |
|---|---|---|---|---|
| 12 V | High 420 Hz ± 5% | 112 | K91/12V/HIGH | TFK-01AH |
| 12 V | Low 345 Hz ± 5% | 112 | K91/12V/LOW | TFK-02AH |
| 24 V | High 420 Hz ± 5% | 112 | K91/24V/HIGH | TFK-04AH |
| 24 V | Low 345 Hz ± 5% | 112 | K91/24V/LOW | TFK-05AH |
| U | Frequency | Sound level [dB] | Symbol | Order No. |
|---|---|---|---|---|
| 12 V | High 420 Hz ± 5% | 112 | K91/12V/HIGH | TFK-01AH |
| 12 V | Low 345 Hz ± 5% | 112 | K91/12V/LOW | TFK-02AH |
| 24 V | High 420 Hz ± 5% | 112 | K91/24V/HIGH | TFK-04AH |
| 24 V | Low 345 Hz ± 5% | 112 | K91/24V/LOW | TFK-05AH |