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BK Precision 5335C, User Manual

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BK Precision 5335C User Manual Download Page 28

CHAPTER 3. FRONT PANEL OPERATION 

19 

 

The following measurement functions will not be affected by averaging. Conventional measurement functions:Fu, Fi, 

Ipk+, Ipk-, Upk+, Upk-, Time, WP, WP+, WP-, q+, q-, q and Fsyn. 

Harmonic measurement functions: 

φ

(k) , 

φ

UU(k) and 

φ

II(k) (k indicates the harmonic times). 

 

Summary of Contents for 5335C

Page 1: ...5335C Power Meter User Manual...

Page 2: ...r on electrical conductors associated with these category ratings The category rating is a Roman numeral of I II III or IV This rating is also accompanied by a maximum voltage of the circuit to be tes...

Page 3: ...d the recommended three conductor AC line power cable may result in injury or death Unless otherwise stated a ground connection on the instrument s front or rear panel is for a reference of potential...

Page 4: ...ents must be made by qualified service trained maintenance personnel who are aware of the hazards involved when the instrument s covers and shields are removed Under certain conditions even with the p...

Page 5: ...nstrument Return the instrument to B K Precision for service and repair to ensure that safety and performance features are maintained For continued safe use of the instrument Do not place heavy object...

Page 6: ...SAFETY SUMMARY vii CE Declaration of Conformity This instrument meets the requirements of EMC Directive EN 61326 1 2006 EN 61000 3 2 2006 EN 61000 3 3 1995...

Page 7: ...ch when instrument is ON Off Power This is the Out position of the power switch when instrument is OFF CAUTION indicates a hazardous situation which if not avoided will result in minor or moderate inj...

Page 8: ...3 1 5 Wiring External Current Sensors 5 1 6 Power up 6 1 6 1 Power Line Connection 6 1 6 2 Fuse Requirements 6 1 6 3 Power up Sequence 6 Menu 7 2 1 SYSTEM menu 7 2 2 SETUP Menu 8 2 3 CAL ZERO 8 2 4 RA...

Page 9: ...lter and Crest Factor Setting 15 3 4 1 Filter 16 3 5 Averaging Function 17 3 5 1 Index averaging 17 3 5 2 Linear averaging 18 3 5 3 Averaging function 18 3 5 4 Measurement function in harmonic measure...

Page 10: ...USB RS232 and LAN communication interfaces Screen captures are saved via the USB peripheral port located on the front panel Voltage and current measurement precision is nominally 0 1 1 1 Features 4 3...

Page 11: ...Key Name and function Waveform Display key press to view waveforms See Chapter 5 Harmonic Measurement key For viewing harmonic measurements See Chapter 6 Basic Measurement key The normal measurement s...

Page 12: ...t Shunt Input 1 4 Measurement Connection Setup Depending on the amount of current that will flow through the meter 2 configurations are specified 1 Remove the protective cover over the current input t...

Page 13: ...CHAPTER 1 GENERAL INFORMATION 4 Figure 1 3 Current terminal cover Figure 1 4 Low Current Wiring Setup Figure 1 5 High Current Wiring Setup...

Page 14: ...2 6 for details Always disconnect the main current input when using an external sensor The ports are electrically connected and if both are connected measurement error and damage may occur 1 Connect...

Page 15: ...2 1 Fuse Replacement 1 Disconnect the power cord 2 Locate the fuse box in the rear panel beneath the AC power socket Figure 1 7 3 With a small flat blade screwdriver insert the blade into the fuse bo...

Page 16: ...system wide functions are set and viewed Figure 2 2 details such as the LAN MAC address date screen brightness system initialization settings reset and self test are accessed here See Table 2 1 Figur...

Page 17: ...SYSTEM CONFIG Set date time beep and brightness SELF TEST Perform a self diagnostic INITIAL Reset device settings 2 2 SETUP Menu 2 3 CAL ZERO 2 4 RATIO SET This setting has the effect of scaling the...

Page 18: ...tup Menu Figure 2 5 Information Screen is still shown and used Use the arrow keys to move between parameters and digits Use the knob to change the value of the selected digit To commit the setting cha...

Page 19: ...CHAPTER 2 MENU 10 2 5 Under the setup menu 2 6 External Current Sensor Figure 2 6 Ratio Set Menu Figure 2 7 Ratio Set Menu Figure 2 8 Ratio Set Menu...

Page 20: ...CHAPTER 2 MENU 11 Figure 2 9 Ratio Set Menu...

Page 21: ...rmined For an 117V RMS AC line signal with little distortion and a purely real load power factor 1 the peak value is 1 414 117V 165V 1 414 is the approximate Crest Factor of a Sine wave So the appropr...

Page 22: ...oltage and current range 3 2 1 Fixed range Select the required range from a number of options After selection the range will not change with the input signal For the voltage range when the crest facto...

Page 23: ...the input signal cycle set in the measurement interval The measurement interval is the integer times of the test cycle The measured value of BK5335C is calculated by averaging sampling data in the me...

Page 24: ...fers to the first point 1024 from the data updating cycle The sampling frequency of harmonic measurement is determined automatically by the signal cycle set as the PLL source in the instrument The sam...

Page 25: ...ating rate can be set When the data updating rate is increased rapid load changes of the power system can be obtained When the data updating rate is decreased relative low frequency signals can be mea...

Page 26: ...ON is selected the averaging function is enabled When OFF is selected the averaging function is disabled Mode Set the mode of the averaging function EXP index averaging often used for analysis of the...

Page 27: ...easurement functions are obtained via operation in other modes and the obtained measurement function is affected averaging 1 Urms Umn Udc Urmn Uac Irms Imn Idc Irmn Iac P S and Q 2 Ucf Icf and WPAV ar...

Page 28: ...The following measurement functions will not be affected by averaging Conventional measurement functions Fu Fi Ipk Ipk Upk Upk Time WP WP WP q q q and Fsyn Harmonic measurement functions k UU k and I...

Page 29: ...e voltage effective current active power and power factor Figure 4 1 1 main measurement 4 0 1 Operation steps 1 In the Meter interface when the soft key corresponding to VIEW 4 is pressed 10 measureme...

Page 30: ...the parameter displayed in the interface blue font background Press the right soft key corresponding to the parameter to adjust the parameter displayed at present P Q S and PF are set in sequence NOTE...

Page 31: ...CHAPTER 4 METER DISPLAY images png Figure 4 4 images png Figure 4 5 images png...

Page 32: ...CHAPTER 4 METER DISPLAY 23 Figure 4 6 images png Figure 4 7...

Page 33: ...to facilitate observation The waveform display interface includes the vertical axis and the horizontal axis 5 1 1 Introduction of soft keys on the interface When the button is pressed the initial wav...

Page 34: ...tating the knob vertical voltage position vertical current position trigger level trigger delay level calibration AUTO Automatic adjustment when the soft key corresponding to this parameter is pressed...

Page 35: ...igger point is generally displayed in the left of the display screen Following the trigger point the waveform is displayed on the display screen from left to right over time Before using the trigger f...

Page 36: ...source trigger mode trigger slope and other trigger related configuration Detailed steps are as follows Operation steps 1 Press to enter the waveform display interface 2 In the waveform display inter...

Page 37: ...th 1 s Trigger delay time Within 1 s 3 sampling cycles Table 5 3 External Trigger Input Specifications Minimum pulse width refers to the width of the high or low trigger level at least 1 s Trigger del...

Page 38: ...e Select the button and the initial harmonic measurement interface below will appear Description of information of harmonic measurement interface Parameter name Parameter descriptions V_RANGE Voltage...

Page 39: ...nd total harmonic distortion THD factor of different harmonics Harmonic lists can be displayed in the whole sequence odd sequence and even sequence Below is a whole sequence harmonic list Harmonic con...

Page 40: ...he upper limit of analysis orders as the denominator f using the data of fundamental wave 1 order components as the denominator Parameters Instruction THD Formal Distortion factor calculation formula...

Page 41: ...ers max is k 0 determined by the frequency of PLL source automatically 50 orders at most 6 2 2 PLL source In the harmonic mode 5335C adopts PLL to multiply the frequency of the input signal The freque...

Page 42: ...instrument in case of changes of the PLL source or its frequency the correct measured value cannot be obtained at once 6 2 3 Harmonic analysis order The harmonic analysis order k is an integer number...

Page 43: ...change frequently resulting in changes of the working current in a large scale The current may decrease of dozens of amperes to a few milliamperes Ordinary power measuring instruments can only be used...

Page 44: ...P the negative watt hours of feedback power q ampere hour the sum of positive and negative Ampere hours q the consumption of positive Ampere hours q the negative ampere hours of feedback power and WPA...

Page 45: ...gral ending time Timer Display the fixed integral time Table 7 2 Measurement Information 7 3 1 Integral operation Active power integral In watt hour displayed as WP watt hours the sum of positive and...

Page 46: ...function Executable Unenforceable Unenforceable Synchronization Executable Unenforceable Unenforceable Data updating rate Executable Unenforceable Unenforceable Integral function parameter setting Int...

Page 47: ...he real time start mode integration will not be started before the current time and date Integration will be started when the screen is updated once at least before the start time Stop set in the MANU...

Page 48: ...s Operation steps 1 Press Integ to enter the integral display interface 2 In the integral measurement display interface Press the soft key corresponding to the START parameter to start or recover inte...

Page 49: ...he serial port of a controller i e personal computer using a straight through RS 232 cable terminated with DB 9 connectiors Do not use a null modem cable Table 8 1 shows the pinout for the connector I...

Page 50: ...unication baud rate Data bit 8 Stop bit 1 Parity none even odd EVEN eight data bits with even parity ODD eight data bits with odd parity NONE eight data bits without parity Start Bit 8 Data Bits Parit...

Page 51: ...cimal points such as 192 168 111 24 Please ask the network administrator to provide an IP address Use DHCP network to automatically set the IP address Subnet masksetting The mask used when subnet webs...

Page 52: ...Chapter 9 Specifications The specifications listed below are valid and specified for the following conditions Warm up time of 30 minutes Ambient temperature 23 5 Relative humidity 30 to 75...

Page 53: ...whichever is less Input voltage transient 1s max 2 kV peak or 1 5 kV RMS whichever is less Input voltage common mode max 600 Vrms Voltage input impedance 2 M 13 pF in parallel typical Current input i...

Page 54: ...004 I2 mA 0 5 to A or 0 00013 I2 of reading 0 00004 I2 mA 2 5 to 200 mA add to the DC current accuracy specification Power Measurement Accuracy Real power accuracy 2 3 CF 3 4 DC 0 1 0 2 F S 0 5 Hz f 4...

Page 55: ...Hz 75 Hz to 150 Hz 150 Hz to 300 Hz 300 Hz to 600 Hz 600 Hz to 1200 Hz Sample rate Fund freq x 1024 Fund freq x 512 Fund freq x 256 Fund freq x 128 Fund freq x 64 Window width 1 2 4 8 16 Upper limit o...

Page 56: ...isplay 480 x 272 Remote Interfaces USB RS232 LAN Power 100 to 240 VAC 50 60 Hz Power Consumption 50 VA max Dimensions W x H x D 8 4 x 3 5 x 14 214 5 mm 88 2 mm 354 6 mm Weight 6 2 lbs 2 8 kg Three Yea...

Page 57: ...y out positioning and measurement during measurement and use This section describes all error information of the 5335C power meter as well as error causes and disposals All prompt information is liste...

Page 58: ...than zero Error description The set time must be larger than zero Possible cause The set integral time is not correct Disposal Reset the set integral time Harmonic open fail Error description The harm...

Page 59: ...ime setting is illegal Disposal Reset the system time Cal zero fail Error description Zero calibration fails Possible cause Communication abnormality Disposal Check the communication cable Table 10 1...

Page 60: ...nspection of LCD screen Test dsp Self inspection of DSP Test beep Self inspection of the buzzer SelfTest is finished The instrument has finished the self test Softkey is not available The current soft...

Page 61: ...up Check whether the power meter is started normally Check whether the instrument fuse is in good conditions Check whether other connectors are in good conditions and whether cables plugs and other p...

Page 62: ...CHAPTER 10 ROUTINE MAINTENANCE 52 Check whether the instrument displays error information Use other instruments instead of this instrument for confirmation...

Page 63: ...via our website www bkprecision com Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs The warranty is void if...

Page 64: ...accessories that you are using with the device Customers not on an open account must include payment in the form of a money order or credit card For the most current repair charges please refer to the...

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