UNI-T UT-P4000 Series Manual Download Page 8

 
                                                                                                   

 

 

 

8

 

Make sure that the waveform measuring equipment connected to this device's output 
terminal (BNC) is equipped with a protective earthling with double-insulation 
construction. 

 

Do not allow the device to get wet, and do not take measurements with wet hands. This 
may cause an electric shock. 

 

If the waveform measuring instrument being connected to the output terminal (BNC) on 
this device is equipped with any other measurement terminals, take the following 
precautions to ensure that the other instrument does not form a bridge between the probe 
and any hazardous live part of a part. 
Isolate the terminal to which the probe is connected from other terminals on the measuring 
instrument using basic insulation conforming to the measurement category, working 
voltage, and pollution degree requirements of the circuit being tested. 
If basic insulation requirements cannot be met between the terminal to which this device is 
connected and other terminals of the measuring instrument, make sure that the voltage 
input to the measurement terminal does not exceed the Separated Extra-Low Voltage 
Earthed. 
Read and observe all warnings and precautions relating to electrical safety for the 
measuring instrument being connected to the probe. 

 

 

To avoid damage to the device, protect it from vibration or shock during transport and 
handling, and be especially careful to avoid dropping. 

 

Do not store or use the device where it could be exposed to direct sunlight, high 
temperature, humidity, or condensation. Under such conditions, the device may be 
damaged and insulation may deteriorate so that it no longer meets specifications. 

 

Before using the device the first time, verify that it operates normally to ensure that the no 
damage occurred during storage or shipping. If you find any damage, contact your dealer 
or CYBERTEK representative. 

 

This device is not designed to be entirely water- or dust- proof. To avoid damage, do not 
use it in a wet or dusty environment. 

 

The sensor head is a precision assembly including a molded component, a ferrite core, and 
a Hall Effect element. It may be damaged if subjected to sudden changes in ambient 
temperature, or mechanical strain or shock, and therefore great care should be exercised in 
handling it. 

 

The matching surfaces of the sensor head are precision ground, and should be treated with 
care. If these surfaces are scratched, performance may be impaired. 

 

Foreign substances such as dust on the contact surfaces of the sensor head can cause 
acoustic resonance and degrade measurement, so it should be cleaned by gently wiping 
with a soft cloth. 

 

To avoid damaging the sensor cable and power supply cable, do not bend or pull the 
cables. 

 

When the power is on, keep closed, except when clamping them onto the conductor to be 

Summary of Contents for UT-P4000 Series

Page 1: ...www uni trend com DC AC Current Probes UT P4000 Series UT P4030D 30A DC 100MHz UT P4150 150A DC 12MHz UT P4500 500A DC 5MHz...

Page 2: ...ss of important data Do not proceed beyond a CAUTION notice until the indicated conditions are fully understood and met A WARNING notice denotes a hazard It calls attention to an operating procedure p...

Page 3: ...istics 10 6 2 Mechanical characteristic 13 6 3 Environmental characteristic 14 7 Operating Method 14 7 1 Preparation before testing 15 7 2 Degaussing and Zero setting 15 7 3 Measuring method 15 8 The...

Page 4: ...capabilities Over current protection with dual indicators buzzer and LED High and low range selection Low current measurements Degaussing and automatic zero setting Digital set by panel soft push key...

Page 5: ...ul during measurement 2 Opening lever The operating lever used to open the sensor head Pull the lever to open the sensor jaw put in the cable under test and push the lever to lock the sensor head to m...

Page 6: ...Model Range Transfer ratio UT P4030D 30A 0 1V A 5A 1V A UT P4150 150A 0 01V A 30A 0 1V A UT P4500 500A 0 01V A 75A 0 1V A 10 Power supply socket External power supply socket standard with 12V 1A adap...

Page 7: ...the sensor head Align the sensor so that the probe s current direction indication corresponds to the direction of current flow through the conductor to be measured Also align the clamp so that the co...

Page 8: ...it from vibration or shock during transport and handling and be especially careful to avoid dropping Do not store or use the device where it could be exposed to direct sunlight high temperature humidi...

Page 9: ...ontinuous maximum continuous input for an extended period of time may result in activation of the safety circuit to prevent damage resulting from heating of the sensor At high ambient temperatures the...

Page 10: ...pears and check that the sensor head is properly closed If the sensor head is not properly closed an accurate measurement is not possible Accurate measurement may be impossible in locations subject to...

Page 11: ...0A 300Ap 500A 750A Current transfer ratio 5A 1V A 30A 0 1V A 75A 0 1V A 30A 0 1V A 150A 0 01V A 500A 0 01V A Measurable current 5A 1mA 30A 10mA 75A 10mA 30A 10mA 150A 100mA 500A 100mA Amplitude accura...

Page 12: ...e2 UT P4030D Figure3 UT P4030D Continuous maximum input measurement Input impedance VS Frequency curve Figure4 UT P4150 Amp Frequency curve Figure5 UT P4150 Figure6 UT P4150 Continuous maximum input m...

Page 13: ...put impedance VS Frequency curve 6 2 Mechanical characteristic Model UT P4030D UT P4150 UT P4500 Measurement conductor diameter max 5mm 20mm Cable length 1m 1 5m BNC Cable length 100cm Adapter dimensi...

Page 14: ...voltage might deviate because of the surrounding temperature so please be careful when testing sequentially The frequency of the current under test may cause resonance but this won t influence the tes...

Page 15: ...the high frequency current probe UT P4000 series adapter and oscilloscope Power up the UT P4000 probe and the green LED power indicator will be lighted Set the oscilloscope Ground the measuring mode...

Page 16: ...powered by standard adapter independent of oscilloscope power so it is very easy to use 9 2 Can UT P4000 series product measure small current A Yes For now the UT P4000 series current probe has two o...

Page 17: ...nt because the probe is not on the circuit yet The current under test should not surpass the limit value of the probe Please always maintain your probe and do not use it in the humid environment If th...

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