Apollo 45681-394MAR Discovery Marine Sounder VID Base (Red Flash) - Isolating [SIL2]
The Discovery Marine Sounder Visual Indicator Base makes full use of the Discovery protocol. For ease of commissioning, a ‘Magnetic Wand’ can be used to test and adjust each sounder locally.
- It is possible to set individual control of the sounder and visual indicator
- Volume and tone settings can be selected from the control panel
- Electronic bell tone
- IMO 1A tone included
![Apollo 45681-394MAR Discovery Marine Sounder VID Base (Red Flash) - Isolating [SIL2] - JEM Systems UK](http://jemsystems.co.uk/cdn/shop/files/apollo-default-title-apollo-45681-394mar-discovery-marine-sounder-vid-base-red-flash-isolating-sil2-45681-394mar-63957883912565.jpg?v=1766067788&width=1920)
![Apollo 45681-394MAR Discovery Marine Sounder VID Base (Red Flash) - Isolating [SIL2] - JEM Systems UK](http://jemsystems.co.uk/cdn/shop/files/apollo-default-title-apollo-45681-394mar-discovery-marine-sounder-vid-base-red-flash-isolating-sil2-45681-394mar-63957883912565_1024x.jpg?v=1766067788)