SA4550 Datasheet

Product catalog summary

Overview: The Sandel SA4550 Primary Attitude Display is designed as an upgrade for aging electromechanical Attitude Direction Indicators (ADIs) and complements the Sandel SN4500 Primary Navigation Display. It features patented LED display technology with a resolution of 200 pixels per inch and offers 180° horizontal and vertical viewing angles.

Specifications:

Weight: 3.4 lb (1.54 kg) for the display, 0.5 lb (0.23 kg) for bracket and connectors.
Dimensions: Length varies based on retrofit version, with a standard body size of 3.975 in. x 3.975 in. and bezel size of 4.060 in. x 4.060 in.
Display: LED backlit, Class B compatible per MIL-STD-3009.
Power Requirements: 20-33 VDC, 28 VDC @ 1.4A (40W) nominal.
Cooling: Internal fan requiring ambient air at fan input.

Mounting and Compatibility: The SA4550 fits a standard 4-ATI panel cutout with clamp and Sperry compatible connectors. Bezel adapters are available for 4x5 and 5x5 panel cutouts.

Operating Environment: The display operates in temperatures from -20°C to +70°C and up to a maximum altitude of +55,000 ft.

Certification: The SA4550 is certified under multiple TSO standards including TSO-C113, TSO-C3d, TSO-C4c, TSO-C34e, TSO-C36e, and TSO-C52b. It also complies with EASA ETSO standards and DO-160E, DO-178B, and DO-254 guidelines.

Interfaces: The display supports various interfaces including Remote XYZ synchro (ARINC 407) for pitch and roll, ARINC 429, and several analog and discrete inputs.

Benefits: The SA4550 is designed to replace electromechanical ADIs with minimal disruption, offering a cost-effective solution that enhances both operational and residual value of aircraft.

Catalog excerpts

The Sandel SA4550 Primary Attitude Display is the perfect update for aging electromechanical ADIs, and an ideal complement to the high-definition Sandel SN4500 Primary Navigation Display. Featuring Sandel's patented LED display technology, generating a resolution of 200 pixels per inch, the SA4550 provides 180° horizontal and vertical viewing angles. You'll find the SA4550 completely transforms your panel. Reliable, affordable and backed by Sandel's award-winning product support, the SA4550 is ideal for corporate and air transport

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SA4550 4-ATI PRIMARY ATTITUDE DISPLAY Weight SA4550 Bracket & Connectors Drawing from our experience with thousands of compact integrated displays in service, we designed the SA4550 to do what no others can: Replace your electromechanical ADI with a modular Dimensions Length electronic unit. Body And by saving on both acquisition and installation costs, the SA4550 is a costeffective way to enhance both the operational and the residual value of your aircraft or fleet. This allows you to update your panel with minimum disruption to your aircraft. 7.82 in. (19.86 cm) from back of bezel (Sperry AD-550...

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SA4550 Datasheet

SA4550 Datasheet

Catalog excerpts

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