November 2018 Press Release ... The latest version of the Model 900 Edge Profile Comparator incorporates a high resolution, flat-screen, LED back lit LCD monitor. The upgraded display provides sharper image rendering and a longer screen life.
For more information about upgrading the 900B/BE model, contact the H&L factory at (603) 964-1818.
The Video Frame Grabber converts the Model 900 analog RS-170 video signal into an uncompressed image data stream. The frame grabber is installed inside the Model 900C/CE monitor cabinet, and connects to your PC via a standard USB cable. The Video Frame Grabber includes:
An external Video Frame Grabber option is available for adding image capture to Model 900 units that did not include the feature at time of purchase. The part number for the external model is 900-38.
The airfoils on a gas turbine engine are subjected to many abuses, including dust and debris, and even birds, which are sucked into the engine at high speeds. Studies show that regular inspection and repair of these airfoils enhance the performance of the engine and result in fuel savings. See the H&L Instruments Airfoil Contour Control Application Note to read about the benefits gained from correctly contoured turbine and fan blades.
The Model 900C/CE Edge Profile Comparator is a precision instrument used for inspecting the leading and trailing edges of aircraft turbine engine blades. The instrument can also inspect stationary steam and gas turbine engines used to produce electric power. The Model 900C/CE contains an optical module that employs a solid state video camera and an infrared light source for illuminating the blade edge. The blade edge is magnified 20x or 40x, dependent on the option purchased.
The Model 900C/CE is compatible with inspection of a range of turbine engine blades including:
The Model 900 Edge Profile Comparator is listed in the General Electric shop manual as recommended equipment for inspection of the CFM-56 engine.