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3.2 Low voltage VFD driven motors with current transformers (V

L-L

<690)

3.3 Low voltage line driven m

otor using existing current transformer’s

secondary terminal (V

L-L

<690)

Содержание eMCM

Страница 1: ...User Manual Artesis Motor Condition Monitoring Systems eMCM Motor Condition Monitoring with Energy Meter PS 01 KL 25 REV 00...

Страница 2: ...eMCM Using 26 1 Communication Setup 26 2 First Use 28 3 Diagnostic Function 39 Appendices 49 1 Appendix 1 MCM Error alarm and warning conditions 49 2 Appendix 2 Current and voltage sensor selection 52...

Страница 3: ...ms motor condition monitoring based on the technology developed in NASA and it needs minimum user intervention Furthermore eMCM provides energy consumption measuring which enables user to come up with...

Страница 4: ...ransformers 0 5 accuracy FREQUENCY RANGE 15 120Hz COMMUNICATION Network RS485 Modbus RTU TCP IP Modbus TCP DISPLAY 4 3 LED Displays electrical measurement failure information and setting values Status...

Страница 5: ...motor If the line status change is persistent the user should assess the root cause of this change For instance it may be due to a problem in the contactors or for inverter driven motors the settings...

Страница 6: ...idered Name Description Mounting Indoor Operating Temperature 10 50 Store Temperature 25 70 Humidity Relative Humidity 80 non condensing eMCM should be installed within the cabinet panel or similar sp...

Страница 7: ...Indicates Power status Module status etc 5 CT connection port Terminal for 3 phase CT connection RJ11 6 ZCT connection port Terminal for ground CT connection 7 Reset button Trip Relay Reset Button 8...

Страница 8: ...8 2 1 Supply Voltage Terminal This is the terminal to supply voltage to the device AC100 240V Pin No Description N Neutral AC L Line AC...

Страница 9: ...e Input Terminal This is the terminal for measuring motor input voltage Input voltage must be max 690Vrms line to line Pin No Description L1 Connecting to R phase L2 Connecting to S phase L3 Connectin...

Страница 10: ...Indicating power status of the device 2 StatusM Indicating module diagnostic status 3 Empty No Function 4 FaultD turned on when module find some changes during motor condition monitoring 5 CommS flas...

Страница 11: ...s CT wiring should be done to become K of the CT to direction of power source and L to direction of the motor load The K of the CT terminal should be connected with K of the connector and L of the CT...

Страница 12: ...ion function to default one This function will be useful when user forget password or IP address of the device Followings are the default parameters for protection function Functions Default Value IP...

Страница 13: ...ate as Modbus slave External Modbus master device can acquire status data or control the device through this port Also several eMCM can be connected through this port Pin No Description 1 Transmit 2 T...

Страница 14: ...2 7 HMI Port eMCM can be connected with gems HMI through this port User can monitor the status value acquired from eMCM and change setting values Pin No Description 3 6 Signal Ground 4 Transmit 5 Rece...

Страница 15: ...ernet Port AES Config and WEBHMI can acquire data from this port User can change diagnosis settings or acquire data from eMCM through this port RJ 45 Pin No Description 1 Transmit 2 Transmit 3 Receive...

Страница 16: ...16 2 9 Communication Connection Diagram...

Страница 17: ...17 3 Components 3 1 eMCM HMI...

Страница 18: ...iption 1 LCD Screen 4 3 TFT LCD 2 Status LED Indication of operation status 3 Buttons Six buttons are used to controlling HMI 4 Installation Clips The clips are used for fixing the HMI to the panel 5...

Страница 19: ...19 4 3 HMI Installation...

Страница 20: ...n Voltage Phase Voltage R S Current Line Current R Total Whr Total power consumption Frequency Voltage Frequency 4 4 2 Status Line Voltage Parameter Description Vrs Phase Voltage R S Vst Phase Voltage...

Страница 21: ...atus Current Parameter Description Ir Line Current R Is Line Current S It Line current T Leakage Leakage Current 4 4 4 Status Unbalanced Parameter Description Voltage Voltage Unbalance Current Current...

Страница 22: ...tal reactive power consumption Active Power Instant active power Reactive Power Instant reactive power 4 4 6 Status Run Status Parameter Description Run Hour Motor running hour after last start Total...

Страница 23: ...uency Signal Frequency Phorder 0 Phase ordering Phorder 1 Phase ordering Phorder 2 Phase ordering Phorder 3 Phase ordering Phorder 4 Phase ordering Phorder 5 Phase ordering Nruns Number of learn mode...

Страница 24: ...24 4 4 8 Alarm 4 4 9 History Diagnostic History 4 4 10 Setup General Command Parameter Description Reboot Restart eMCM Device...

Страница 25: ...ription RS485 ID Modbus ID for communication with RS485 port of eMCM RS485 BAUDRATE Communication speed for Modbus RS485 RS485 Mode Slave or Master Mode Modbus ID Modbus ID Update Update eMCM after ch...

Страница 26: ...1 1 Serial Port Option Serial port settings are under Setup General RS485 on HMI module User should select same communication speed as set in eMCM Because eMCM uses RS 485 user need to use RS 485 to R...

Страница 27: ...g values of eMCM are shown below Parameter Value Modbus ID 1 Modbus Port 502 Gems DMS Port 4001 IP Address 192 168 3 21 Gateway Address 0 0 0 0 Subnet Mask Address 0 0 0 0 GEMS DMS Port is the port nu...

Страница 28: ...described in the following sections 2 1 Calibration eMCM is manufactured with correct calibration factor It is important that the correct factor be entered for each channel as eMCM will not function...

Страница 29: ...This depends on your PC s setup but most PC s have only one serial port which is addressable at COM1 by default Parameter Value Port COM1 COM2 Baud rate 9600 Parity None Data Bits 8 Stop Bits 1 2 2 3...

Страница 30: ...ce Download VI data Downloads previously recorded VI data for viewing Use of Take Data is recommended for latest VI values Clear Learn eMCM clears learned data and restarts diagnosis module Once learn...

Страница 31: ...rform the actual monitoring NOTE Without the learning period MCM has insufficient information on which to base its decisions as the motor ages and will not perform to its specifications Firstly eMCM a...

Страница 32: ...d at voltages of 690Vrms and above Voltage transformer conversion rate information can be obtained from VT s datasheet 6600V 110V PT Ratio 60 7200V 100V PT Ratio 72 CT Ratio The eMCM device has two mo...

Страница 33: ...arts operation and eMCM starts acquisition current and voltage values With these values eMCM starts learning and improving After these procedures are finished eMCM starts motor status monitoring A ser...

Страница 34: ...ck the calculated values of the relevant parameters when trying to understand the origin of an alarm condition Using Commission command will return to the commissioning state NOTE For a detailed descr...

Страница 35: ...rrow keys and press the OK key 2 3 1 Command Reboot Clear Learn and Reset Factory options are available in the Command menu Reboot restarts the device Clear Learn deletes the previously learned model...

Страница 36: ...ntry screen by using right left and up down buttons and press the OK button After all entries are made press SET to save all changes Parameter Description Motor Nominal Voltage Fill with motor nominal...

Страница 37: ...ed for the IMPROVE phase Update Iteration The number of data acquisition iterations required for an UPDATE phase Motor RPM Nominal angular speed of the motor GET command on the other hand ensures that...

Страница 38: ...or nominal current Frequency Nominal line frequency or most common inverter operating frequency Motor RPM Nominal angular speed of the motor PT Ratio Ratio of Voltage transformer CT Ratio Ratio of Cur...

Страница 39: ...the performance of eMCM Alarms provide information specific to the motor being tested and are indications of faults caused by incorrect connections to the motor the supplied line voltage and or motor...

Страница 40: ...ic levels capacitors isolation of cables motor connector or terminal slackness loose contactors etc WATCH LOAD There is a possibility of a load change If the process load has not been altered delibera...

Страница 41: ...cted running conditions during a learning period In order to adequately cover the range of load conditions experienced by a motor system a sufficient number of acquisition cycles or iterations is requ...

Страница 42: ...most recent physical values available for the motor can be displayed using the AES Viewer AES Configurator or MCM API Tool applications Examination of these values can often indicate the precise reaso...

Страница 43: ...by pressing the Device Status Go Idle button on AES Configuration software or Select Command Go Idle Send button on MCM API Tool Subsequent restart of eMCM can be achieved by selecting RESUME from the...

Страница 44: ...preset number eMCM will automatically return to MONITOR without user intervention 3 6 Advanced Use It is possible to customize the behavior of eMCM by adjusting various settings These settings can be...

Страница 45: ...oes not update the flash with new values at each iteration as this could shorten the flash lifetime On the other hand the longer data are stored in volatile memory the greater the potential for data l...

Страница 46: ...r a database or record keeping expert personnel time consuming data gathering and analysis It provides comprehensive mechanical and electrical as well as driven system fault coverage though it measure...

Страница 47: ...rameters 1 4 E1 indicate problems associated with rotor stator winding etc while 5 8 E2 indicate electrical supply problems such as voltage imbalance isolation problem of cabling capacitor motor conne...

Страница 48: ...efully than line changes as some faults developing in motor based systems can cause changes in the loading conditions For instance leakages from pump seals can cause pressure drops which will be inter...

Страница 49: ...rror There is no data present 0x800000 Data acquisition error An error occurred during data acquisition causing insufficient data to be acquired 0x01000000 Parameter error An illegal value was calcula...

Страница 50: ...its 0x2000 Line fault One or two voltage phases were compatible with zero below No voltage limit 0x4000 Power fault All the voltage phases were compatible with zero below No voltage limit 0x8000 Unsta...

Страница 51: ...quency tolerance Illegal value for the mean frequency IMPROVE UPDATE and MONITOR 0x2000000 Noisy data The estimated admittance is inconsistent with the measured RMS values for voltage and current This...

Страница 52: ...hould be considered Systems employing an inverter will generally limit initial inrush to a maximum of about 150 of nominal current With a soft starter system this limit will probably be 400 Sensors mu...

Страница 53: ...53 3 2 Low voltage VFD driven motors with current transformers VL L 690 3 3 Low voltage line driven motor using existing current transformer s secondary terminal VL L 690...

Страница 54: ...ltage line driven motors with using existing current transformers secondary terminal VL L 690 3 5 High voltage line driven motors with using existing current transformers secondary terminal VL L 690 A...

Страница 55: ...55 4 Appendix 4 HMI Menu settings and parameters...

Страница 56: ...56 5 Appendix 5 Flowcharts for Alarm Conditions...

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