| Компонент | Описание | Производитель | |
| 355-500A-10B | Echotel^ Model 355 Non-Contact Ultrasonic Two-Wire Transmitter for Level, Volume, or Open Channel Flow |
Magnetrol International, Inc. |
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| 355-500A-10R | Two-Wire Non-Contact Ultrasonic Transmitter For Level, Volume, and Open Channel Flow Measurement |
Magnetrol International, Inc. |