THE ect MAD 8D EDDY CURRENT SYSTEM This system is capable of inspecting any heat exchanger tube in the world (ferrous or nonferrous), and can do it faster than any other eddy current system. Everything that is needed to inspect any heat exchanger from the largest power plant condenser to the smallest feed water heater, all in one portable unit.     IMPORTANT SPECIFICATIONS: High Speed 2-Meter Per Second Inspection Speed Up to 8 kHz Sample Rate High Speed 5-Meter Per Second Automatic Data Analysis Peak-to-Peak or Maximum Rate of Change Data Analysis Built-in 4.2 GByte Optical Disk Drive for Data Storage All in One 27 Pound Unit 12.0 H x 15.5 W x 8.5 D Inches AT Style Keyboard, 102 Keys 110/220 Vac Auto Sensing Power Supply Extensive On Line Help Training Video Tapes Available     SPECIAL FEATURES: Simultaneous Injection (SI) Simultaneous Sampling (SS) Eddy Current Data Acquisition Hardware Data Storage on Built-in Optical Disk Drive Automatic or Manual Data Analysis Tube Sheet Mapping Report Generation PROBE TYPES Differential, Absolute, and Send/Receive with industry standard 4 Pin MS Connector BRIDGE IMPEDANCE 50 ohm FREQUENCY CHARACTERISTICS RANGE: 55 Hz to 4MHz DRIFT: Less than 0.002% for 24 hours REPEATABILITY: Better than 0.002% ANALOG OUTPUT CHARACTERISTICS VOLTAGE: ± 8 Volts minimum into 10k ohm BANDWIDTH: 450 Hz IMPEDANCE: 100 ohm nominal CONNECTOR: 15 Pin D Connector TRANSFER CHARACTERISTICS SENSITIVITY: 150 Volts/Ohm min. at 30 kHz at max. gain setting GAIN: 84 db at maximum gain setting DRIFT: Less than 0.1 Volts per hour at 60db gain with probe NOISE: Less than 90 mV P-P at max. gain & max. bandwidth BALANCE: High speed successive approx. electronic balance DISPLAY: 10.4 inch active TFT color VGA on local bus STORAGE DISPLAY MODES 4XY Impedance Planes; 1XY Impedance Plane 4 or 8 Strip Charts; Optional C-Scan 2XY Impedance Planes and 2 or 4 Strip Charts PERSISTENCE DISPLAY MODE 1XY Impedance Plane EDDY CURRENT CHANNEL CONTROLS GAIN: 256 Linear Steps PHASE: 360 Degrees FREQUENCY: 2 Digit and X10 Multiplier VOLTS/DIVISION: Separate Horiz. & Vert. .06, .13, .25, .5, 1, 2, V/DIV ANGLE AMPLIFIER: On/Off HP FILTER: On/Off LP FILTER: 8 to 450 Hz BALANCE: Each channel independent or all simultaneously FLAW GATE: ± 8 Volts Vertical POSITION: ± Full Screen, Horizontal and Vertical MIXER CONTROLS INPUT PHASE: 360 Degrees OUTPUT PHASE: 360 Degrees HORIZ. WEIGHT: 0 - 100 VERT. WEIGHT: 0 - 100 VOLTS/DIVISION: Separate Horiz. & Vert. .06, .13, .25, .5, 1, 2 V/DIV ANGLE AMPLIFIER: On/Off HP FILTER: On/Off POSITION: ± Full Screen, Horizontal and Vertical CANCEL: Automatic SYSTEM CONTROLS SAMPLE RATE: 125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz AUTO ERASE: 1 to 32 Seconds or Off CODE COMPLIANCE Meets or exceeds ASME Section V & XI requirements COMPUTERS In the ect MAD 8D Eddy Current System, the eddy current hardware is housed in a computer, usually a lunchbox style computer. In most quotations for a complete system, Line Item 1, the ect MAD 8D Eddy Current System includes the computer. The two most common computer models are as follows: 800 COMPUTER SPECIFICATIONS STYLE: Lunch Box COLOR LCD SCREEN: 800 x 600 Pixels DIAGONAL SCREEN SIZE: 12.1 inches DIAGONAL IMAGE SIZE: 9.7 inches PROCESSOR: Pentium 586-233 MHz OPERATING SYSTEM: DOS 7.03 or Windows RAM: 32 MByte HARD DRIVE: 20.0 GByte Minimum with local bus controller FLOPPY DRIVE: 3-1/2 inch 1.44 MByte KEYBOARD: 102 Key SIZE: 11.5 H x 15.75 W x 8.25 D inches WEIGHT: 20 pounds (with optional Optical Disk Drive) 1280 COMPUTER SPECIFICATIONS STYLE: Lunch Box COLOR LCD SCREEN: 1280 x 1024 Pixels DIAGONAL SCREEN SIZE: 15.4 inches DIAGONAL IMAGE SIZE: 15.4 inches PROCESSOR: Pentium 586-233 MHz OPERATING SYSTEM: DOS 7.03 or Windows RAM: 32 MByte HARD DRIVE: 20.0 GByte Minimum with local bus controller FLOPPY DRIVE: 3-1/2 inch 1.44 MByte KEYBOARD: 102 Key SIZE: 13.25 H x 17.25 W x 9.75 D inches