Marine Data MD74RDI/W Weatherproof Digital Rudder Angle Indicator 
Marine Data MD77RDI Dial Rudder Angle Indicator
Rudder Angle Indicator with 118mm compass dial display, with touch controls. Enclosed in a compact, powder coated aluminium casing.
Marine Data MD77RDI Dial Rudder Angle Indicator
The MD77RDI is a NMEA-based Rudder Angle Indicator, housed in a robust, compact aluminium enclosure. Fitted with touch panel dimmer control for background and pointer illumination.Features
- Clear and Easily Read Dial Display
- Rudder Angle up to 40°
- Automatic indication of lost valid rudder sensor angle data
- Automatic detection of previously lost heading data with no reset required
- Panel or Bulkhead Mounted
- Accepts NMEA data from a Rudder Angle Transmitter
- Local and Remote Dimming Control
- Supports digital RS422 NMEA 0183
- Wheelmark Approved when installed as part of a Marine Data Rudder Angle Indication System
Applications
- External use on a seagoing vessel
- Used to display RSA Rudder Sensor Angle Data transmitted from marine equipment compatible with the NMEA 0183 data protocol
- Two units may be used to display dual rudder positions
