Barco CHDD-254 5 x 4 inch Cockpit Head Down Display
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The CHDD-254 is an advanced, 5 x 4 inch avionics display that accepts both digital video inputs (DVI) and most of the currently available analog video inputs (Composite, RGB, STANAG,...). It is fully compatible with Barco's PU-2000 Processing Unit.
High brightness, excellent contrast
Equipped with sunlight-readable Active Matrix Liquid Crystal Display technology, the CHDD-254 combines high brightness with an excellent contrast. The use of integrated electronics allows for a compact footprint (maximum 4.5” depth) and low power consumption.
Features
• 2 Digital Video Inputs (DVI)• Various possible analog video inputs (video composite, VGA to XGA RGB (SoG or +H,+V), STANAG 3350B & C,...)
• Excellent visual performance
• Extra wide viewing angle
• Compact design
• Various keyboard options
• Option NVIS Class B compatibility
• Ambient luminance control
• Compatible with PU-2000 Processing Unit
• Extensive Built-In Testing (BIT)
| Panel type | AMLCD (Silicon TFT) |
|---|---|
| Panel active area | 132.5 x 99.4 mm / 5.22" x 3.91" |
| Panel resolution | 640 x 480 |
| Screen specifications | 262,144 colors, 64 grayscales |
| Brightness | White surface luminance 250 fL, 856 cd/m² |
| Contrast ratio | > 400:1 @ dark environment 7:1 @ 10,000 fC |
| Anti-reflection | Multi-layer coating MIL-C-14806 |
| NVG compatibility | MIL-STD-3009 (optional) |
| Color temperature | > 5000 K |
| White uniformity | better than 30% |
| Viewing angle | Horz: +/-60° Vert: -15°/+45° |
| Video inputs | DVI digital video (maximum 2) Analog video (maximum 6, depending on format) RS170, NTSC, PAL, VGA to XGA RGB (SoG or +H, +V), STANAG 3350 B & C |
| Control | RS-422 keyboard communication |
| Front controls | Brightness, Up/Down rocker switch |
| Control keys | Special function keys, customer selectable softkeys Automatic Light Control 2 light sensors |
| Power Supply | 28 Vdc, DO-160E |
| Power consumption | 45W (operating) |
| Extreme low temperature start | 85W (typ.) |
| Weight | 2.3 kg / 5.0 lbs |
| Cooling | Internal fans, cooling via cold wall |
| Built-in testing | IBIT, CBIT, PBIT |
| Software | RTCA/DO-178B Level B (D for analog inputs) |
| Hardware | RTCA/DO-254 Level D (Level A optional for native DVI) |
| Environmental | RTCA/DO-160E |
| High temperature | +55°C (operational) +71°C (30 mins) |
| Low temperature | -45°C (operational) |
| Warm-up time | 5 min @ -45°C |
| Humidity | Up to 95% RH, 60°C condensing |
| Operational shock | DO-160E 20g |
| Altitude | 50,000 ft (operational) |
| MTBF | 15,000 hrs (AIC) |