April 2010 Issue
JPI EDM 730/830: Options for Tight Panels
JPI’s newest all-system engine monitors combine clever packaging with a full feature set. Leaning logic is especially sophisticated.
As we attempt to keep our legacy aircraft flying longer and more efficiently, more pilots look to the avionics upgrade path as a means of improving utility and safety. And while the glass-panel primary flight display and multifunction display have both earned their fair share of attention, it’s also correct to suggest that the combined engine monitor—shorthand for a screen that includes powerplant and airframe system monitoring—is on many owners’ radar. Who isn’t eager to get rid of those wiggly needles, anyway? J.P. Instruments has been a household name in add-on engine monitors, making popular the bar-graph style of EGT and CHT monitoring. Many pilots are familiar with the firm’s 2.25-inch gauges and while some of them can include monitoring of other engine parameters besides EGT and CHT, the limited display size reduces the number of items you can watch at once.
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