AFM-8A
High Performance Power Analyzer
Rev 1.0
2023-02-22
Operation Manual
Страница 1: ...AFM 8A High Performance Power Analyzer Rev 1 0 2023 02 22 Operation Manual ...
Страница 2: ...e which are used to warn of potential hazards or to interpret and specify the operating procedures The presence of such safety signs indicates that there is a danger of electricity and failure to follow certain instructions will result in personal injury This is a safety warning sign that warns of the risk of potential personal injury Please follow all the safety information after this mark to avo...
Страница 3: ...tion 15 3 6 Harmonic data display and key operation 16 3 7 Phasor diagram display and key operation 17 3 8 Waveform display and key operation 17 3 9 Time of use TOU data display and key operation 18 3 10 Event logging display and key operation 18 3 11 Meter information and key operation 19 3 12 Setting display and key operation 19 3 12 1 Password input 19 3 12 2 Parameter setting 19 3 12 3 Setting...
Страница 4: ...U season format 37 4 10 3 Schedule setting 37 4 10 4 Segment setting 38 4 10 5 Tariff setting 38 4 10 6 Holiday setting 38 4 11 Power quality event logging and Waveform capture 39 4 11 1 Event logging data format see Table 4 11 40 4 11 2 Logging events 40 4 11 3 Event logging triggering conditions 40 4 11 4 Event log retrieve 42 4 11 5 Waveform capture data format 42 4 11 6 Waveform capture group 4...
Страница 5: ...ient is the perfect choice for SCADA system integration Energy management AFM 8A series can calculate bidirectional and four quadrant active power and reactive power accumulation as well as the maximum minimum value of the parameters and demand calculation function with the system software can help users to measurement the energy consumption of each circuit loop and load trends Remote control AFM ...
Страница 6: ...ion The dimensions of the AFM 8A series conform to the IEC standard 92mm DIN square shape and thickness only 82mm Installation by self locking buckles without screws installation or removal are very convenient Intuitive display easy to learn and use 3 5 inch large screen high brightness LCD display the screen clear and the content intuitive easy to learn and use All measurement data can be easily ...
Страница 7: ...3 1 3 AFM 8A series applications Energy management system Industry automation Power monitoring Power grid automation Intelligent Building Intelligent switchboard switchgear Substation automation ...
Страница 8: ...4 2AO 4DI 4RO 2AO 8DI 2AO 4DI 4RO LAN 2AO 8DI LAN Chapter 2 Installation 2 1 Exterior and dimensions 2 2 Meter installation 2 3 Meter connections and wiring Terminal block ...
Страница 9: ...5 1 Phase 1P2W 0 1A 5A 1P3W 0 1A 5A 1P2W 0 333mV 1P3W 0 333mV Voltage and current wiring CT secondary side distinguishes 1A 5A and 333mV ...
Страница 10: ...6 3P3W w o PT 3CT 0 1A 5A 2CT 0 1A 5A 1CT 0 1A 5A 3CT 0 333mV 2CT 0 333mV 1CT 0 333mV 3P3W 2PT 3CT 0 1A 5A 2CT 0 1A 5A 1CT 0 1A 5A 3CT 0 333mV 2CT 0 333mV 1CT 0 333mV ...
Страница 11: ...7 3P4W w o PT 3CT 0 1A 5A 1CT 0 1A 5A 3CT 0 333mV 1CT 0 333mV 3P4W 3PT 3CT 0 1A 5A 1CT 0 1A 5A 3CT 0 333mV 1CT 0 333mV ...
Страница 12: ...er input range ADH AC 85 264V DC 100 300V ADL DC AC 20 56V Voltage output 0 5V 1 5V 0 10V 1000Ω Current output 0 20mA 4 20mA 0 10mA 530Ω Pulse output Open Collector O C 30Vdc 30mA max Relay contact form 5A 250Vac 5A 30Vdc DI input form 12V 5mA Distance 1200M max Terminate resistor at last device 120 300Ω 0 25W typical 150Ω ...
Страница 13: ...orrectly 3 1 Meter panel 1 Screen title 2 Main display area 3 Notification area 4 Buttons symbols 5 Operation buttons 3 2 Display screen and operation buttons description AFM 8A series display panel is a 3 5 inch TFT LCD the resolution is 320 240 pixels The display content and the way will be flexible according to the actual needs There are four physical buttons at the bottom of the panel ...
Страница 14: ... 2 seconds to return to the previous page Right key Go to next page 3 2 2 Symbol icons in main screen On the left side of the main screen is the I O status and the system indication icon describe as below Icon Description Digital input 1 8 status indication the number is displayed when there is an input trigger Relay output 1 4 status indication the number is displayed when there is a relay output...
Страница 15: ...on each cell represents a 10 load percentage 3 3 Measurement data display and key operation The main screen of the meter has three kinds of summary display page and two function pags can be set also can get these pages scrolling Press in any of the summary display pages will see the screen appears yellow cursor press the up and down keys to move the yellow cursor to the measurement parameters you ...
Страница 16: ...ower Active energy Summary power Neutral current Voltage harmonic Reactive energy Current harmonic Voltage and current individual harmonics Voltage and current individual harmonics Current demand Unbalance Unbalance Current Also in any one of the summary display page press into quickly index list page Press the up and down keys to select the item to be queried then press ...
Страница 17: ...oltage L L Unbalance Current Current Unbalance Demand Current Power Active Power Reactive Power Apparent Power Demand Power Harmonic THD Voltage THD Current Individual Energy Energy Summary Active Energy Reactive Energy Power Factor Power Factor ...
Страница 18: ... Power Power Factor Unbalance THD Current Demand Current Demand Power Demand Demand Current Demand Power TOU Data Last Month This Month Yesterday Today Phasor Diagram Waveforms Phasor Diagram Waveforms Event Log Real Time Wave Event Log Real Time Wave Information System I O Status CO2 Version Wiring Meter ...
Страница 19: ... maximum minimum screen Press the up and down keys to switch between different parameters Press return to the previous list page g g 3 5 Demand data display and key operation To query the demand data can enter from the summary display page or from the quickly index list into the query Demand of current or power is shown on one page The notification area below shows the calculation of the demand and...
Страница 20: ...ay page or from the quickly index list into the query THD of voltage or current is shown on one page 2nd 63rd individual harmonic divided into two page displays In the individual harmonic query page press the left and right keys to move the cursor then the top of the page will display the which harmonics and the value Press down key to switch the voltage and current of each phase of the harmonic s...
Страница 21: ...nd right keys to move the front 8 and rear 8 cycles waveform diagram press the down key to switch the waveforms of the voltage and current of each group and the waveform of all the voltage or all current 3 7 Phasor diagram display and key operation To query the phasor diagram only can enter from the quickly index list The phasor diagram has three kinds of page which can be switched by left and rig...
Страница 22: ... can be seen each accumulation energy data 3 10 Event logging display and key operation To query the event logging only can enter from the quickly index list When you select the event log in the quickly index list the right side displays the date and time list of the logging there is no list when there is no logging record Select the time to go to the query you can see the logging content Press th...
Страница 23: ...To leave the input screen press the left button for two seconds Password is 4 digits 0000 9999 integer the default is 1000 after entering the setting function you can modify this password and please be sure to keep in mind the new password Each time you enter the setting function must enter the correct password when back to the measurement screen to enter the settings again you must input the pass...
Страница 24: ...ry Energy Unit Mode Interval Demand Date Time Clock Main Page Ratio Energy Mode New P CODE Rotating Interval Active Bright Standby Bright Backlight Timeout Display CO2 Ratio Auto Wiring Password 3 12 3 Setting menu list Into each item can be seen detail the parameters items list as below ...
Страница 25: ...unction DI 7 Function DI 4 Function DI 6 Function DI 8 Function Digital Input Pulse Output Pulse Output 1 Pulse Output 2 Output Sourse High Width Divider Module 1 State Module 1 Address Module 2 State Module 2 Type Polling Timeout Module 1 Type Module 2 Address Scan Interval Polling Delay Extented Modules ...
Страница 26: ...dress Baud Rate Baud Rate Data Parity Data Parity COM Port 2 Power Event Waveform Enable Power Event Log Capture a Waveform Clear Power Event Logs Rated Current DI Capture Edge Sag Event Configure Clear All Waveforms Rated Voltage Storage Mode Swell Event Configure Over Current Event Configure ...
Страница 27: ...d one is numeric input so keys function will different according to the setting contents of the item In the option item selected keys function as below Abandon input return to the previous page If want to abandon input press 2 seconds then return to the previous page In the numeric input keys function as below Select Enter Move the number input position Enter Number increase and decrease 3 12 5 Bac...
Страница 28: ...e can be set as sliding block and fix block according to user 4 1 1 1 Sliding block When using the sliding block interval method user selects an interval from 1 to 60 minutes which is the period of the calculation The demand updates every 1 minute as the block slides once The following figure description takes a 15 minute block interval as an example 4 1 1 2 Fix block Like the sliding block a calc...
Страница 29: ...e and current wiring is a matching requirement For example V1 V2 and V3 need to correspond to I1 I2 and I3 and the input direction of current is also the same For example input I11 and flow out I12 In actual use wiring errors may occur In this case you can compensate for the wiring errors through the meter s auto wire change function to obtain the correct measurement results without changing the w...
Страница 30: ...t be correct and θ 59 4 1 3 5 4 3P3W 3CT V2 must be correct and θ 59 4 1 3 5 5 1P3W VN must be correct and θ 59 4 1 3 5 6 1P2W θ 59 4 1 3 5 7 3P3W 1CT N A 4 2 MAX MIN This meter logs maximum and minimum value statistics for phase line voltages current active power reactive power apparent power power factor frequency demand unbalance factor THD as well as the time they occur All data is stored in n...
Страница 31: ...en a parameter changes so that the defined event triggering condition is established and the duration exceeds the preset time limit the event record will be started The parameter number and value of the event the status of the event and the time stamp of the event are recorded as events and up to 16 such records can be stored in the memory In addition to the condition setting from event log the al...
Страница 32: ...d Determines whether the meter is enabled for event logging Logging is only enabled when set to 1 and settings related to event logging take effect Each event Log enabled Determines whether the corresponding log is enabled or not There are 16 logs in all and each one is corresponding to one bit of a 16 bit register The corresponding bit must be set to 1 in order to activate the event log Complete t...
Страница 33: ...en an alert is triggered and when it recovers Date and Time Indicates the time stamp of log The latest log number 0 16 indicates which number is the latest record After power on the number is 0 and for each incremented record the number is incremented by 1 and the event log number is cycle record Table 4 3 4 5 Relay function AFM 8A series meter have 4 relays in addition to RO function can also be ...
Страница 34: ...e relay remains in the active state until manually release Manually release can come from the DI input the DI function set to relay reset or through the communication relay output set to OFF Delay time That is how long after the alarm condition is established to relay active The delay range is from 0 to 5999 unit 0 1S When it is set to 0 there is no delay relay will be action when the alarm condit...
Страница 35: ...DI5 DI8 is selected the corresponding register settings will be invalid Table 4 5 Mode setting Each DI has 10 functions for designation values clearing relay reset general DI function and light on screen backlight or waveform capture Debounce time setting That is the input signal is established after how long to confirm the establishment of input mainly to eliminate bounce generated when the mecha...
Страница 36: ...0V 0 5V and 1 5V for option the load capacity as below 0 10V 0 5V 1 5V Load Resistance 1000Ω 0 20mA 4 20mA 0 10mA Load Resistance 530Ω 4 7 1 AO function setting Table 4 6 indicates the setting contents and addresses of AO If no AO function the corresponding register settings will be invalid Table 4 6 Parameter assign select target parameter for AO convert output For example 1 is frequency 13 is cu...
Страница 37: ...sponding to Zero and a higher value corresponding to Span the meter will automatically correct the linearity to zero and full scale When fine tuning connect the output terminal to a higher precision instrument and measure the output signal to confirm that it is within the expected accuracy Output value read The actual value of the AO output the range of values and the unit vary with the output cat...
Страница 38: ... level time The setting range is 0 5000 the unit time is 1mS When set to 0 the pulse duty cycle is 50 Note The maximum pulse output frequency is 40Hz If it is test pulse output it fixed output 1600 pulses per 1kWh 4 9 Data logging function In order to facilitate users to understand the history of the meter the meter provides data logging function Record a set of data at regular intervals Meter int...
Страница 39: ...ltage and current relative to V1 phase voltage MAX and MIN THD of voltage and current current demand and power demand of the maximum and minimum AO AO register output value Recording interval duration time Can set any integer between 1 32767 Unit with the interval time that is each data record interval time Record interval duration time unit Can set the second minute hour day Record period Enable ...
Страница 40: ...record parameters have changed then all the records will not be retained and start recording from beginning 4 9 2 Data log read Read data logs must be read via communication see Table 4 10 Table 4 10 The length of each data log can be obtained by reading the byte count address The length of the data obtained through the data read address for data log content read as shown in the following figure D...
Страница 41: ...tween 1 to 4 User must enter the correct value for the season setting parameter in accordance to the TOU season table If the season setting parameter is set as 2 the first 2 slots of the TOU season table must be set otherwise it will be considered as an invalid input TOU function will be disabled 4 10 2 TOU season format Enter the start date into the TOU season table slot following this format MM ...
Страница 42: ...is parameter can be set from any integer between 0 and 20 meaning a maximum of 20 holidays can be programmed to the TOU calendar If the holiday setting parameter is set as 3 the first 3 slots of the holiday schedule must be set otherwise it will be considered as an invalid input TOU function will be disabled Note User can reset the TOU calendar to default value via communication Holiday schedule T...
Страница 43: ...current month TOU will be copied over to last month TOU at the every beginning of each month the first day of each month at time 00 00 00 Current month TOU will be cleared and reset to 0 2 Fixed day User can select when the values from current month TOU would be copied over to last month TOU User can set the time in the following format DD HH MM SS DD stands for day HH stands for hour MM stands fo...
Страница 44: ...appens The user must clear the event log and then the logging will log the new event When the log is cleared the new event will be logged from the first event happening There will be no data loss after the power is off When any phase of the three phase voltage is lower than the set value voltage rated value x threshold there will be a voltage sag event One or two phase of the three phase voltage sa...
Страница 45: ...ses current restore back to normal a new over current event will be responded Note To power quality event logging and waveform capture normal response user need to set the appropriate parameters the parameters set as shown in Table 4 12 In the parameter settings voltage sag and voltage swell share the same voltage rated value The parameters for event logging includes voltage rated value current ra...
Страница 46: ... triggering 0 NO 1 YES DI triggering bit1bit0 DI1 bit3bit2 DI2 bit5bit4 DI3 bit7bit6 DI4 bit9bit8 DI5 bit11bit10 DI6 bit13bit12 DI7 bit15bit14 DI8 Two bits meaning 00 No DI triggering 01 DI triggering from OFF to ON 10 DI triggering from ON to OFF Voltage sag triggering 0 NO 1 YES Voltage swell triggering 0 NO 1 YES Over current triggering 0 NO 1 YES Waveform order Before triggering point 8 V1 wav...
Страница 47: ...anual triggering Manually trigger one group waveform capture can be operating the corresponding register or from the meter front DI triggering waveform capture is only suitable for the DI input on the meter itself and the DI waveform capture function is only valid when the DI function is set to waveform capture This setting can also be operating via meter front The modbus address assigns two bits ...
Страница 48: ...eform data and it is being retrieved firstly write group number 1 8 into record Number for read address the group number written in must be smaller or equal to the newest number of records otherwise the writing operation will be invalid and the desired waveform cannot be retrieved After the group number is written correctly read waveform data addresses in order to get the written group number wave...
Страница 49: ...e corresponding register or from the meter front see Table 4 15 4 12 1 The first port of RS 485 communication Table 4 15 Communication protocol Modbus RTU Device address Set the communication address of the meter The setting range is an integer from 1 to 247 Baud rate Set the communication rate up to 115200bps 0 1200 1 2400 2 4800 3 9600 4 19200 5 38400 6 57600 7 115200 Parity check Can be set non...
Страница 50: ...e setting of Ethernet communication parameters can be completed by setting the corresponding register or from the meter front see Table 4 16 4 12 3 Ethernet communication Table 4 16 Communication protocol Modbus TCP DHCP setting Dynamic Host Configuration Protocol that is the device in the network to automatically obtain IP 0 Manual 1 Automatic IP address The IP address of the meter Submask addres...
Страница 51: ... number is not enough to use you can through the second RS 485 port to expand DIO module 4 13 1 DIO expansion module setting The parameter setting operation of the expansion module can be completed by setting the corresponding register or from the meter front as shown in Table 4 18 The maximum number of expansion modules is two groups each group has a maximum of 16 input or output channels and the...
Страница 52: ...dule function to not work normally When the actual number of input or output channels of the expansion module is less than the set number of types the excess part of the channel may read incorrect data or respond to the communication when read or controlled 4 13 2 DIO expansion module read and control Expansion module can be used normally by the correct settings DI and DO function settings are bas...
Страница 53: ...n DO output trigger can also set the trigger conditions such as more than equal to less than the set point The setting address of the expansion module DO is shown in Table 4 20 Note The communication protocol of DIO expansion module is Modbus RTU Therefore the command for reading DI or controlling DO is the standard command code such as 01 02 05 so the expansion module used should support the same...
