Description: ET40IP Dual-Frequency & Four-Channel & Intelligent Eddy Current Detector is a new generation of eddy current nondestructive testing equipment; it adopts the most advanced FPGA, DSP digital electronic technology, eddy current technology and micro-processor technology, multi-channel real-time detection technology can detect ferromagnetic and non-ferromagnetic metal pipe inner wall and the outer wall defects effectively. ET40IP uses advanced eddy current impedance plane and time-based technology design, not only convenient debugging and operation, and is reliable, stable and sensitive detection capability. Instrument Features: Testing channel: 4 Testing frequency: 2 Frequency range: 64 Hz~5 MHz Testing speed: 160meter/min Gain range: 0~90dB continuously adjustable,adjust 0.5dB Phase rotation: 0 ~ 359 degrees continuously adjustable, the accuracy of 1 degrees Non-amplitude phase / amplitude domain alarm Gain ratio(Y/X): 0.1~10 Fast digital / analog electronic balance Real-time and delayed hardware alarm output Precision tip, tail end cutting function Synchronous alarm output Mass storage and reproducing the detection signal Has a memory trace delay blanking function Automatic signal amplitude and phase measurement Can save the detection report manually or automatically All digital parameter adjustment Can be driven by different forms of the detection probe