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Related Manuals for UNI-T UTE310
Summary of Contents for UNI-T UTE310
- Page 1 Quick Guide UTE310 Digital Power Meter...
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Page 2: File Version
UNI-T is the registered trademark of Uni Trend Technology (China) Co., Ltd. File Version UTE31020230801-V1.00 Statements UNI-T products are protected by patent rights in China and foreign countries, including issued and pending patents. UNI-T reserves the rights to any product specification and pricing changes. -
Page 3: Safety Instruction
Users must follow the following conventional safety precautions in operation, service and maintenance of this device. UNI-T will not be liable for any personal safety and property loss caused by the user’s failure to follow the following safety precautions. - Page 4 Quick Guide UTE310 Digital Power Meter “Note” sign is present, all conditions must be met before this device will function properly. Alternating current of device. Please check the region’s voltage range. Direct current device. Please check the region’s voltage range.
- Page 5 Quick Guide UTE310 Digital Power Meter electrical / electronic product must not be discarded in household waste. This environment-friendly use period (EFUP) mark indicates that dangerous or toxic substances will not leak or cause damage within this indicated time period. The environment-friendly use...
- Page 6 The recommended calibration period is one year. Calibration should only be carried out by qualified personnel. Warning The UTE310 Digital Power Meter only supports measurement of power supplies under CAT II (600V) type overvoltage conditions, so please use the instrument strictly in accordance with this measurement environment.
- Page 7 UTE310 Digital Power Meter 2. Introduction UTE310 is a high precision and high performance digital power meter. The current measurement range is 50uA～20A, which meets the requirement of production, test and R&D. UTE310 digital power meter is suitable for the power measurement from production line to R&D field.
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Page 8: Technical Index
The data update interval can up to 0.1s UTE310 digital power meter can freely set the data update interval: 0.1s, 0.25s, 0.5s, 1s, 2s, 5s, 10s, 20s, Auto, to meet the measurement needs of different frequency signals. 2.2 Technical Index... - Page 9 Quick Guide UTE310 Digital Power Meter 150V 300V 150V 600V 300V Voltage Resolution 0.001V/0.01V CF=3 CF=6 or 6A 2.5mA 10mA 20mA 10mA 50mA 25mA 100mA 50mA Current Range 200mA 100mA 500mA 250mA 0.5A 2.5A Current Resolution 0.0001mA/0.001mA/0.01mA/0.1mA/1mA CF=3 CF=6 or 6A...
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Page 10: Application System
Communication Interface RS-232/GPIB, LAN, USB 2.3 Application System The application system chart of the UTE310 digital power meter is shown in the following figure. 2.4 Environmental Condition UTE310 digital power meter can only use indoors and non-condensing area, the general environmental requirements are shown as below table. -
Page 11: Getting Start
Quick Guide UTE310 Digital Power Meter 3. Getting Start This chapter is to introduce the precautions and preparation for using the UTE310 digital power meter for the first time. 3.1 General Inspection Before using a new UTE310 digital power meter, it is recommended that you follow the following steps to check the instrument. -
Page 12: Before Use
If the instrument fails to power up properly, contact your UNI-T distributor for assistance. 4. Front Panel This chapter is to introduce the front panel and its key function of the UTE310 digital power meter, as shown in the following figure. - Page 13 Quick Guide UTE310 Digital Power Meter Up/Down selection key Use the up/down key to select an item when setting the parameters. For the sake of simplicity, the up/down keys are indicated by the two buttons [▲] [▼]. Left/Right selection key Use the left/right key to select an item to the left or right when setting the parameters.
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Page 14: Key Combination
Quick Guide UTE310 Digital Power Meter Stop key Press this key to pausing the integral. Press the Shift key with this key is to reset the integral or zeroing the integral. Single measurement In data hold, press the Single key to measure one time, the measured data is kept after the measurement is finished. - Page 15 Quick Guide UTE310 Digital Power Meter 5.1 Rear Panel of UTE310 Picture Function Description Voltage input terminal The maximum allowable input voltage is 600V. Current input terminal The maximum allowable input current is 20A. External current sensor input terminal The maximum allowable input voltage is 2V when EXT1 is selected. The maximum allowable input voltage is 10V when EXT2 is selected.
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Page 16: User Interface
Quick Guide UTE310 Digital Power Meter 6. User Interface This chapter is to introduce the user interface and the parameter of UTE310 digital meter. 6.1 Description of Display Icon Display Contents Function Description Indicates that the voltage is a fixed range of 15V /30V /150V /300V /600V U-RANGE 15V /30V /150V /300V /600V respectively (each range is one-half of the current range when CF=6 or 6A). - Page 17 Quick Guide UTE310 Digital Power Meter SYNC.U Indicates that the voltage is set as a synchronous source. SYNC.I Indicates that the current is set as a synchronous source. Indicates that the measured voltage is lower than the rated range of 30%.
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Page 18: Measurement Interface
Quick Guide UTE310 Digital Power Meter 6.2 Measurement Interface 6.2.1 Common Measurement Pressing the [Meter] key to enter the common measurement interface. VIEW-1 has four test interfaces, the first interface displays the voltage (such as RMS voltage, voltage calibration average value, voltage AC component, voltage DC component, voltage positive peak value, voltage negative peak value);... - Page 19 SET (Harmonic Setting) Interface 6.2.3 Wave Display Pressing the [Wave] key to enter the wave display interface. UTE310 supports display the waveform of voltage and current at the same time or display one of them. Rotating the encoder knob to adjust the time axis, the vertical axis is automatically set according to the measured range.
- Page 20 Quick Guide UTE310 Digital Power Meter Average Active Power Integration Current Integration 6.2.5 Setup Menu Pressing the [SETUP] key to enter the Setup menu, to set the the parameter of data synchronization source, digital filter, crest factor, data update interval, automatic timeout, automatic data synchronization source, average filter (AVG), external current sensor input (EXT) and external proportional converter VT/CT/PT, JUMP (skipping range), D/A Output and Control, etc.
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Page 21: Measurement Preparation
Quick Guide UTE310 Digital Power Meter 7. Measurement Preparation This chapter is to introduce the measurement range, measurement mode and wiring connection. 7.1 Range Settings 7.1.1 Voltage Range Settings ·Steps 1. In any interface, press the [Voltage] key to pop out the selection window of voltage range;... -
Page 22: Measurement Mode
When CF=6 or 6A, all ranges will be reduced to half of the original, i.e. Ext1: Auto, 1.25V, 2.5V, 5V. Ext2: Auto, 25mV, 50mV, 100mV, 250mV, 500mV, 1V. 7.2 Measurement Mode UTE310 series has three measurement modes. The user can set the mode according to the signal type or the value to be displayed. Setting Steps 1. -
Page 23: Wire Connection
The UTE310 has two input methods for voltage measurement, four input methods for current measurement, and a total of eight input methods for power measurement. These are shown in the table below. - Page 24 Quick Guide UTE310 Digital Power Meter Wire connection schematic diagram when measuring the signal with small current Explanation In order to minimize the effect of stray capacitance on the measurement results, the measurement can be connected to the current input of the power meter as close as possible to the power supply ground, and use the thicker and shorter wires for the wire connection.
- Page 25 Quick Guide UTE310 Digital Power Meter 7.3.2 Wire Connection of Direct Input Voltage and of CT Transformer Input Current (②) Danger Do not use bare wire and sensor. It is important to avoid leaving the secondary side of a current transformer (CT) open-circuited, as it can cause high voltage transients and electric shock.
- Page 26 Quick Guide UTE310 Digital Power Meter 7.3.4 Wire Connection of Direct Input Voltage and (CT Transformer + EXT) Input Current (④) Warning When using this wire connection for measurement, connecting the secondary side of CT to the input terminal of EXT, and then connecting the input terminal of EXT to the sensor input of the instrument, and finally connecting CT to the circuit to be tested.
- Page 27 Quick Guide UTE310 Digital Power Meter 7.3.6 Wire Connection of VT Transformer Input Voltage and CT Transformer Input Current (⑥) When the maximum current or voltage of the measuring object is over than the maximum measurement range of the instrument, it must use the CT and VT before measuring.
- Page 28 Quick Guide UTE310 Digital Power Meter 7.3.7 Wire Connection of VT Transformer Input Voltage and EXT Transformer Input Current (⑦) Warning Do not use bare sensor, it may cause electric shock. Please make sure that the sensor is intact and the energized parts of the sensor are insulated from the box, and the sensor need have sufficient voltage-resistant for the voltage used in the measuring circuit.
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Page 29: Remote Control
UTE310 communication interface is DB9 male head, and the definition of pin as shown in the following figure. RXD (RS-232 data input) TXD (RS-232 data output) Instruments.uni-trend.com... - Page 30 8.1.1 RS-232 Settings Communication protocol: set the communication protocol of power meter to SCPI, the setting method see subsection 7.2.3. Baud rate: the baud rate of UTE310 and the control host should be the same, the setting method see subsection 7.3.1.
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Page 31: Lan Interface
8.2 LAN Interface UTE310 is equipped with a LAN port, so the user can send commands to the power meter by LAN port. When the power meter receives the command, the power meter will execute the function which corresponding to the key on the front panel and return the measured and calculated data, the setting parameters and state bytes of control panel and the error codes. - Page 32 The number mentioned in the above schematic indicates the pin numbers of RJ-45 interface, other pins not listed are not used. When a PC directly connect to a single UTE310, please use a cross-cable (one port is T586A and the other port is T586B).
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Page 33: Usb Interface
Transmission rate User-defined 32-bit or 64-bit Windows 7 and higher systems PC requirement with USB ports USB Connecting Figure 8.3.1 PC Connect to UTE310 via USB PC Connect to a Single UTE310 PC Connect to Multi-UTE310 Instruments.uni-trend.com 33 / 38... -
Page 34: Gpib Interface (Optional)
8.4 GPIB Interface (Optional) UTE310’s optional interface is GPIB. If the optional GPIB interface is selected, the RS-232 will not be equipped. When the optional GPIB interface is selected, the user can send the command to the power meter via GPIB, the power meter will execute the function which corresponding to the key on the front panel and return the measured and calculated data, the setting parameters and state bytes of control panel and the error codes. - Page 35 GPIB interface of the power meter, the user needs to set the GPIB address of the power meter first. 8.4.4 PC Connect to UTE310 via GPIB When using the GPIB interface for communication, please use genuine GPIB cable and do not use the longer wire.
- Page 36 Quick Guide UTE310 Digital Power Meter Explanation To ensure stable communication, when using the GPIB interface to communicate, other interface is forbidden. The number in the above block diagram indicates the pin numbers of the computer's USB or the pin ...
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Page 37: Troubleshooting
Quick Guide UTE310 Digital Power Meter 9. Trouble-shooting After pressing the power switch button, the power meter does not start normally. The fault can be handled according to the following process. Instruments.uni-trend.com 37 / 38... - Page 38 UTE310 Digital Power Meter 10. Contact Us If the use of this product has caused any inconvenience, if you in mainland China you can contact UNI-T company directly. Service support: 8am to 5.30pm (UTC+8), Monday to Friday or via email. Our email address is infosh@uni- trend.com.cn...
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