Ca/Test ELECTRONICS Safety Summary To avoid personal injury and/or product damage, review and comply with the following safety precautions. These precautions apply to both operating and maintenance personnel and must be followed during all phases of operation, service, and repair of this probe. statement calls attention to an operating procedure, practice, or condition, which, if not followed correctly, could result in injury or death to personnel.
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Ca/Test ELECTRONICS Capacitors inside the instrument may retain a charge even if the instrument is disconnected from its source of supply. Use Only in Office-Type Indoor Setting The probe is designed to be used in office-type indoor environments. Do not operate the probe: •...
Ca/Test ELECTRONICS Must be Grounded This probe is grounded by the shell of the BNC connector through the grounding conductor of the power cord of the measurement instrument. Before making connections to the input leads of this probe, ensure that the output BNC connector is attached to the BNC connector of the measurement instrument, and that the measurement instrument is properly grounded.
Ca/Test ELECTRONICS Terms and Symbols T he following symbols appear on the product or in its documentation: Direct current Both direct and alternating current r--.._ Caution, possibility of electric shock Caution, see documentation for details � □ Double insulation Earth Ground Definitions Measurement Category II (CAT II) refers to local-level electrical distribution, such as that provided by a standard wall outlet or plug-connected...
Ca/Test ELECTRONICS 1 Introduction to CT4066 Overview The CT 4066 differential probe allows safe, accurate measurement between two voltage points where neither point is referenced to ground. The probe offers both a 25 MHz bandwidth for the 50x and 200x attenuation settings and a 15 MHz bandwidth for the 20x attenuation setting.
Ca/Test ELECTRONICS 2 Product Overview CT 4066 Description Power Indicator (Red) Pincer Clips, black and red Insulated BNC Cable Figure 1 CT 4066: Front Panel Features 450885-001 Rev. A...
Ca/Test ELECTRONICS 3 Using the Probe At the time of powering on the probe, the input leads must not � be connected to an item to be tested. Never operate the probe with the case open. CAUTION This probe is used to carry out differential measurements between two points on the circuit under test.
Ca/Test ELECTRONICS Getting Started Connect the BNC output connector to the vertical input of a general purposed oscilloscope. The oscilloscope must have a ground referenced. Connect power adapter. Select the proper attenuation ratio. When measuring signals below 70 V, switch the attenuation ratio to 20x in order to get higher resolution and less noise ratio.
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Ca/Test ELECTRONICS Vertical Scale on Oscilloscope Scope Input Probe Actual Vertical Scale Actual Vertical Impedance Attenuation Attenuation Reading on the Scale of the Setting Setting Oscilloscope Oscilloscope 1 MO 0.5 V/div 10 V/div 1 MO 0.5 V/div 25 V/div 1 MO 200x 200x 0.5 V/div...
Ca/Test ELECTRONICS 5 Specifications All specifications apply to the unit after a temperature stabilization time ° ° of 20 minutes over an ambient range of 25 C ± 5 Electrical Characteristics 25 MHz (50x and 200x attenuation) Bandwidth 15 MHz (20x attenuation) 14 ns for 50x and 200x Rise Time 23.4 ns for 20x...
Ca/Test ELECTRONICS Mechanical Characteristics Weight 250 g Dimensions 195 x 55 x 30 mm BNC Cable Length 100 cm Input Leads Length 55 cm each Environmental Characteristics Operating Temp/Humidity o·c to 5o•c 110% to 85% RH 1o·c ° Storage Temp/Humidity C to 110% to 90% RH Pollution Degree...
Ca/Test ELECTRONICS 6 Voltage Derating Curve The derating curve of the absolute maximum input voltage in common mode is shown as follows: CT4066 Maximum Input Voltage Derating Curve 1000 ..r" � lKHz l0KHz l00KHz 1MHz 10MHz 100MHz Frequency re 2 CT4066: Derati11g Curve 450885-001 Rev.
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