Profile: Appalachian Electronic Instruments Inc. offers optical, electronic, mechanical & chemical solutions for measurement, control & automation purposes. We deal with tufting, warp knitting & preparation, and contract manufacturing. The tufting machine monitoring system (TMMS) combines fiber optic yarn break detection, safety channels and backing detection/centering. It has up to 12 channels with touch screen full color user interface. Our ASM 18 traveling fabric scanner provides defect detection coverage for warp-knitted fabrics, including weft-insertion and automotive upholstery. Its features include real time wireless detector-to-machine control communication, automatic sensitivity adjustment with manual override and initial set-up via menu-driven portable programmer.