USER MANUAL
Contents
1. 3 O A separator Alarm The text displays O A LIFE END when running time of the O A separator exhausts 4 Lubricating Oil Alarm The text displays LUBE LIFE END when running time of the lubricating exhausts 5 Grease Alarm The text displays GREASE LIFE END when running time of the grease exhausts 6 Belt Alarm The text displays BELT LIFE END when running time of the belt exhausts 7 High Discharge Air Temperature Alarm The text display HIGH TEMPERATURE when controller detects the discharge air temperature higher than ALARM T set data in MANUFACTORY PARA Page 17 of 23 6 Controller protection 1 Motor protection MAM 890 air compressor controller provides overload open phase current unbalance for motor Electronic failure Display MASTER FAN OVER LOAD re ge bearing wear and other mechanical Failure Display Reason Display MASTER OPEN PHASE Power supply contactor and open phase of phase motor Display MASTER UNBLANCE aise ud of contactor inside open loop of 2 Protection of High Discharge Air Temperature When discharge air temperature 1s above the high limit of set temperature the controller will send out the alarm to shut down the machine and This fault displays HIGHT T 3 Protection of Air Compressor Non reversing When compressor stops and three phases sequence is not in order THIS FAULT displays PHASE REVERSAL and the controller cannot start the motor Change the position o2. 1 Set as master In main menu press M to enter select menu and choose USER PARAMETER press n and switch to the menu below LOAD P 00 60MPa Continually press M until enter COM MODE menu COM MODE BLOCK Set COM MODE as BLOCK COM ADD as 0001 According to user requirement set BLK STATE as MASTER set ALTER TIME BLK NUMER BLK MIN BLK MAX BLK DELAY accordingly After setting Power off and restart the controller to enable the setting 2 Set as slave When MAM890 controller serves as slave it is only necessary to set COM MODE as BLOCK mode set COM ADD from2 16 with sequence according to the quantity of compressors BLK STATE set as SLAVE 3 Start stop block control Make sure block cables connect correctly and the parameter of compressors in net set correctly Activate master master controls the compressors in net automatically according to the air pressure detected Block control stops at the same time when manually stop the master so master will no longer send command to compressor in net 4 Block communication receiving and sending message The message received and sent by RS485 can be displayed by the corresponding indication screen which 1s convenient for customer to make sure if they have received and feedback data in BLOCK mode or COM MODE The method to switch to communication menu is as below press M in main menu and enter main menu and select run parameter and move down the c
3. In AUTO LOADING compressor will load if pressure is below this set data Ets ROBUR 2 In STANDBY mode compressor will start if the pressure is below this set data 1 Compressor will unload automatically if air pressure is above this set data BUND Epa 2 This data should be set above LOAD P also should be set below ULD LIM P Set the master start time record time when master is MOTOR DELAY 0008S activated controller will not start overload protection during this time to avoid stopping the master by impulse starting current LOAD DELAY 0002S Unloading in this set time after enter delta running UNLOAD When unloading continuously compressor will 0600S automatically stop and enter to standby status if over this set DELAY e STOP DELAY 0010S For NORMAL STOP operation compressor will stop after it continuously unloading over this set time Machine can be restarted only over this set time at any START DELAY 01008 case after NORMAL STOP STANDBY or FAILURE STOP Page 8 of 23 1 When set as LOCAL only the button on the controller can turn on and turn off the machine ON OFF MODE LOCAL REMOTE 2 When set as REMOTE mode both the button on the controller and the remote control button can turn on and off the machine 1 When set as the MANU only when the pressure is above unloading pressure compressor will unload automatically For any other case the Loading Unloading LOAD MODE AUTO MANU function can only be executed by press
4. Input ME ontroller e KM1 an an Car KM4 E ar m MAM 890B 3R star delta MAKE APPROVAL NO DOTO4 ABE Shenzhen Plot Electronic Co Ltd 2 direct start User switch Start F T an FU3 KB J PUL Inlet Valve KMI KM2 olo k Ea 220V EET Eben Eno 24V Power 10W FU2 0 5A y w PN ze cu a E KM2 c 141131121101 8 9 11 x Disc T Emergency ha uc ub ua Q Remote on off co Phase A RS 485 lt npu B 10 Controller Ds C Ote Air P M LO MAM 890B 3R direct start MAKE APPROVAL NO DQT0494 n Shenzhen Plot Electronic Co Ltd B 23 Wi d 23 xl
5. atalo so duse qe 22 Page 4 of 23 1 Basic Operation 1 Button Explanation MAM 890 O O POWER s Y la Ig S s Figure 1 1 1 e Start Button 1 When compressor is at stop status press this button to start the compressor 2 When compressor is set as master No 1 in block mode press this button to start the compressor and activate block mode function at the same time Stop Button 1 When the compressor is at running status press this button to stop the compressor 2 When compressor is set as master No 1 in block mode press this button to stop compressor and block mode function as well 3 When compressor 19 at stop status long press this button to display software edition set Button Loading unloading Button 1 When the compressor is at running status press this button to load unload 2 When the compressor is at setting mode press this button after modification to Page 5 of 23 confirm and save the modified data BA Move down button Decreasing button 1 When viewing the menu press this button to move downward the cursor 2 When modifying data press this button to decrease the data at current position A VN up button Increasing button 1 When viewing the menu press this button to move upward the cursor 2 When modifying data press this button to increase the data at current position K button Enter button 1 When modifying data press this button t
6. menu or the main menu If no operation at the current menu for 60 Seconds controller will automatically return to the main menu 5 User Parameter View and Modification In first menu press the n and Y to move the cursor to the USER PARA item press the 1d to switch to the following menu LOAD PRES 00 65MPa UNLOAD PRES 00 65MPa In this menu press 1d to switch to the following menu which requires a user password Input PASSWORD 0 Page 7 of 23 In this menu the first data bit of password started blinking press E Or M to modify the the first bit of password Press the 2 move the cursor to the next data bit modify the second data of password In accordance with the above modify the third and S fourth data of password in sequence ur to confirm the input data and the menu will switch to the following menu after verification The upper right corner with indicates the system LOAD PRES b verification of the password 00 65MPa In the menu above press T2 the first data of loading pressure starts to blink user can press B or M to modify the present data in accordance with the above method Press La to S move to next data bit and modify to the target data in sequence When finished press B to confirm and save the data The controller prompt sends out a short voice to tip the completion of parameter set 6 Customer Parameter and Functions 1
7. the unbalance protection will be invalid If OPEN PHASE protection 220 seconds OPEN iiid e PHASE protection is invalid PROD NO SOT ONE S Product serial No PHASE PROT ON OFF ON turn on phase sequence protection OFF turn off phase sequence protection POWER FREQ 50HZ 60HZ Set the operation power frequency 1 When the compressor is in a stop status and the TOTAL RUN TIME exceeds this TIME LIM set the controller will stop the compressor and display USER TIME LIM 0000H MISTAKE 2 If this data is set to 0000 TIME LIMIT function is invalid Controller detects oil filter O A separator air filter lubricate oil grease and belt running with alarming ed ee over this ALARM STOP set compressor will stop and report ALARM LONG STOP 1 When set as ON User can use DCS to set data through MODBUS protocol 2 When set as OFF User cannot use DCS to set data M SET PARA FF agi Sinig through MODBUS protocol 3 User can use DCS to set data only when compressor 1s at stop status PARA User could modify the factory password by old factory password START MODE DIRECT START STAR DELTA DIRECT START or STAR DELTA 9 Calibration Parameter You can set relative data of controller in CALBR PARA It is not allowed to view and modify without manufacturers authorization so please verify the password before view and modification The modification of CALBR PARA 1s similar with CUSTOMER PARA Main function is shown as below FACT
8. verify password first In the first menu press Al and v to FACTORY PARAMETER press to switch to the menu below PASSWORD 0 Input the correct password to switch to the FACTORY PARAMETER menu as below MOTOR CURR N 100 0A For more factory parameter please check factory parameter sheet When modify factory parameter please refer to customer parameter modification method supperpassword is required to set TOTAL RUN TIME PHASE PROT POWER FREQ and MAX RUN TIME 8 Factory Parameter Sheet and Function MAXIMUM When the current of motor is more than 1 2 times of MOTOR CURR OVERLOAD VAULE OF the set data the unit will stop for overload feature THE MOTOR 1 2 see table2 1 1 ALARM T 105 C When discharge air temperature reaches this set data compressor will alarm STOP T 110 C When the discharge air temperature reaches this set data compressor will alarm and stop STOP P 1 00MPa When pressure reaches this set data compressor will alarm and stop This data is the maximum of UNLOADING P The Mose isis UNLOADING P in the customer parameter must be Page 10 of 23 PO set no higher than this data RUN TIME 000100 Hours Modify the TOTAL RUN TIME LOAD TIME 000095 Hours Modify the TOTAL LOAD TIME CLR FAULT anaes Input the password 8888 and press set button to clear all the history failure record MAX MIN gt SET MIN 10 respond time is CUR UN BAL 0006 ap 0 If the set data 15
9. w Figure 4 1 5 Controller structure dimensions Page 15 0f 23 107 5 m A ace T Ha R NO S A A AS A AS S AS AS AS eeu 4 5 2 Electrical Wiring Installation C1 Emergency Remote on off A RS 485 B AC 20V Figure 4 1 6 Hole size Fan Start Inlet valve 1411312 1011 9 8 116 90 4 3 2 1 uc ub ua Phase Control ler gt Disc T P CTI Input 15 16 17 18 19 20 21 Air P Figure 4 2 1 Terminal arrangement diagram Page 16 of 23 D Cable connection of controller 1 Common terminal for digital 2 Input terminal for 3 Input terminal for remote input emergency stop signal control signal on off icati 8s RS485 communication port AC 20V power Control inlet valve Control start stop valve 10 Digital output 12 13 14 Input terminal for phase common terminal test 15 16 Connect pressure sensor 17 18 19 Connect motor current 20 21 Connect temperature transformer sensor Note Electromagnetism coil shall be connected nearest with RC snubber during wiring 5 Alarm Function 1 Aur Filter Alarm The monitor displays AIR LIFE END when the running time of the air filter exhausts 2 Oil Filter Alarm Oil filter alarm The text displays OIL LIFE END when running time of the oil filter exhausts
10. ORY PARA MOD PARAMETE Page 11 of 23 1 When calibrate the current of motor A revise standard current data controller calibrate the current by figuring the current coefficient and save the data automatically 2 Standard current data will return to zero after calibration When calibrate the current revise coefficient COEF 1 000 Current data in display sample data coefficient 1 When calibrate the current of motor B revise standard current data controller calibrate the current TARGET CUR 0000 by figuring the current coefficient and save the data automatically 2 Standard current data will return to zero after calibration When calibrate the current revise coefficient COEF 1 000 Current data in display sample data coefficient this data is dret 1 When calibrate the current of motor C revise standard current data controller calibrate the current TARGETCUR 0000 by figuring the current coefficient and save the data automatically 2 Standard current data will return to zero after calibration When calibrate the current revise coefficient COEF 1 000 Current data in display sample data coefficient thisdataisqret OOOO TARGET CUR 10 Operating Authorization and Password Controller provides multiple passwords and access management According to different levels of passwords controller provides different levels of operating authorization details as following 1 User operation password fixed Permi
11. SCREW AIR COMPRESSOR TYPE MAM 890 B USER MANUAL Shenzhen Plot electronic Co Ltd Address 4th Floor 5th Building Highstar Industry Estate Gangtou Bantian Shenzhen City China Telephone 0755 83172098 83172822 Postal code 518129 Fax 0755 83172966 E mail plt pltsz com Web site www pltsz com VOTE OF THANKS Thank you for your trustworthy and select of PLOT air compressor controller Shenzhen Plot Electronic Co Ltd specializes on the manufacture and R amp D of air compressor controller We are devoted to win customer trust through our high quality products and service We try our best to ensure the completeness and correctness of the manual but PLOT Company shall reserve the rights for continuous research and improvement on its products and assume no obligation for the modification and improvement on the previously delivered products The design of products is subject to the change without notice Please feel free to contact our after sale service center if you encounter any problem with our product You are always welcome to make suggestions and advices N Notice Please read all the operation manual before operating the set and keep this manual for further reference Installation of MAM 8 compressor controller can be performed only by professional technicians Installation position shall be considered carefully in order to ensure good ventilation and reduce electromagnetic interference electromagne
12. ch motor With RS485 communication B pressure sensor K Pressure 890 controller Serial 2 Specification table for power of suited motor l Current range Corresponding Specification A main motor Remark power KW MAM890 20 Below 11 MAM890 40 16 40 1 185 mams 10 m 245 Waas Qu 39 5599 MAMS9 4p 40 1 Table 3 2 1 Power Table 4 Installation 1 Mechanical Installation The CT shall be installed at a place where the current of motor cable can be measured thus controller Page 14 of 23 can be set according to instructions on motor nameplate the detailed dimensions 1s shown as below pa 106 5 ei HEC Figure 4 1 1 Structural dimensions of CTI 36 through hole Figure 4 1 2 Install dimensions of CTI 2 Controller Installation A certain room should be left around controller for wiring The specific dimension is shown as below E 83 00 5 2 99 116 00 7 Le 47 00 A Co qu Co Dn LJ 106 23
13. f any arbitrary two phase power lines and check the rotation of motor 4 Protection of High Pressure When the discharge air pressure is above the MAX LIM P the controller will send out the alarm to shut down the machine and THIS FAULT displays HIGH P 5 Protection of Sensor Failure When pressure sensor or temperature sensor is disconnected the controller will send out the alarm to shut down the machine and THIS FAULT displays SENSOR FAULT 6 Low Temperature Protection When discharge air temperature is below LOW T PRO in manufacturing parameter THIS FAULT displays P SENSOR FAULT two minutes after compressor turns on the controller will send out the alarm to shut down the machine 7 Troubleshooting 1 This Fault Review Failure stop caused by the external parts of controllers may be removed by checking THIS FAULT or HISTORY FAULT method is shown as below When a fault occurs the controller in the main interface displays the current fault content For example Page 18 of 23 When the pressure sensor failure 1t displays the following interface STOP P SENSOR FAULT User can reset the error according to the following information 2 Common Failures and Causes High temperature of Bad venmeondition olga Check the vent condition and lubricant discharge air amount etc ADS S Cable off or PT100 failure Check the wiring and PT100 Failure High Pressure Pressure too high or the pressure sensor failure O EE c
14. ing loading unloading key 2 When set as AUTO the loading unloading function can be executed by the fluctuation of air pressure automatically 1 When set as PROHIBIT the communication function 1s invalid 2 When set as COMP compressor function as a slave and is able to communicate with computer or DCS 3 When set as BLOCK compressor can net control set the communication ADD in block mode or when COM ADDRESS 0001 communicate with monitoring center This ADD is unique for every controller in net 1 When service as master in BLOCK Master controls slave the COM ADDRESS should be No 1 iai oe MSO LAME 2 When service as slave in BLOCK slave is controlled by master When master pressure is between BLOCK LOAD P and TURN TIME BLOCK UNLOAD P master determine slave work alternatively over this set time BLK NUMER BLK MIN In BLOCK one compressor will start or load when pressure is below this set data In BLOCK mode one compressor will stop or unload when pressure is above this set data In BLOCK mode when master sends two commands BLK DELAY 0050S continuously second command signal delays for this set data 0000H Record total running time of oil filter 1f changing new oil nmm a ite the ats Pret ql 0000H Record total running time of O A separator If changing new aana O A separator the data should be reset by manual operation 0000H Record total running time of air filter If changing new air mre Y rr be zese by manal operat
15. ion dl mme UT lees y mal et o o LUBE l data should be reset by manual operation grease the data should be reset by manual operation a e y mal er o o BELT data should be reset by manual operation ms 7 1 Alarm prompts when total running time of oil filter is OIL FILTER above the set data 2 Set this data to 0 to clear oil filter running time anan 1 Alarm prompts when total running time of O A separator O A SEPARATOR is above the set data 2 Set this data to 0 to clear O A separator running time Page 9 of 23 PROHIBIT COM MODE COMP BLOCK mmm 9999H 1 Alarm prompts when total running time of air filter is AIR FILTER above the set data 2 Set this data to 0 to clear air filter running time 1 Alarm prompts when total running time of lubricate 1s above the set data 2 Set this data to 0 to clear lubricate running time 1 Alarm prompts when total running time of grease is above the set data 2 Set this data to 0 to clear grease running time 1 Alarm prompts when total running time of belt is above BELT the set data our 2 Set this data to 0 to clear belt running time 1 Set to EN Display in English EE 2 Set to CH Display in Chinese pus User could modify the user password by old user password PASSWORD or factory password 7 Factory Parameter View and Modification FACTORY PARAMETER store relatively parameter set by factory To check FACTORY PARAMETER you have to
16. l EP UNA 12 Controller Function and Technical Parameter sss sss sss sss sese sese 13 Model and Spec HHIGaHOfLs susto AAA A l4 Is Gh struetiolt OL PENSE ASE e es iae eeu onion ieiunus l4 2x peciDcatton table tor poer OL suited ANOLON sister tcs dolce leete dies 14 Al lle real cer oa eL e 14 ES MVPS Wie Te R R Eolo ie cea caer Dh mu MEI Iu I ME 14 25 Controller Tnsta Mati Ons Sd 15 2 Beccar desa 16 OS AA A E O E 17 Is ARMA TTT 17 25 DUE e e hs ele 17 Su D ALOU Ly PATTI sce i ECUESTRE Du dis ded 17 cc OIA la AAA A samiuateescenueddechunissdnquasamesenananieds 17 ANN EI SEIS N O 17 0s Belt Alain saca uegucat aemulus A epa cen 17 Ts EHelrDiselatbe Adr Temperature donan 17 Os Controller prote CHOB eii od 18 Ls IMOtor protec 18 25 Protectionmot Hiph Discharge Air Tempera UTE ness eee A AA AT 18 y Prociono Air Compressor INOTDETOVOLSITID srar rbidsos 18 Ax PLOTECUON OL Hie PreSSUEG Sn escort o dede oe dl eos luce dl e eu putre eee dee dl elo 18 Sc O T AUTE ascnci iu RE IU M M cantante eae 18 Ta TroubleShooun wicca uh T 18 cido ias A ee te te ee ett eee ri ett ne ee te ee ee eee eee ee ee eee ee eee ee 18 2 Common Failures atid Cases p Et EE o etait o suas 19 Sa Block tMOUS COME and net e aa tan dart ela i pda dadas a dera a bestem dius 20 Ms Block OSC OM eT zs 2a oie Shi et Ss a metu E iss Ka dE a M Soe 20 PE n tod el aie Roehl cee ad atest Soe hates Sen cent cea week 21 Dic Schemat TA CLAM pillado renacido
17. o move to the next data bit 2 When select menu press this button to switch to submenu If no submenu available the controller will shift to data setting mode Return button Reset button 1 When modifying data press this button to exist data setting mode 2 When viewing the menu press this button to return to previous menu 3 When the controller is at failure stop status long press this button to reset 2 Indicator instructions Power Indicator Indicator on when controller is energized Run indicator Indicator is on when motor is running Alarm indicator Indicator is blinking when alarming indicator on when fail to stop indicator off when error is cleared 3 Status Display and Operation The display screen will show as below after power on SCREW After power on show this menu COMPRESSOR After 5 seconds the main page will show up as PRES 0 60MPa Main menu SYS STOP CU Press LH the main menu will show up as TEMP 80 C Main menu SYS STOP COI Press M to enter into Selection Menu Page 6 of 23 RUN PARA USER PARA Level 1 menu FACTORY PARA ever Sa MOD PARAMETER 4 Operating parameters and Menu Press M move the cursor to RUN PARAMETER then press 2 to switch to the secondary menu MOTOR A A 0100 B 0100 C 0100 Press M to check the specific parameter Such as viewing FAN CUR RUN TIME LOAD TIME and so on Press the KS to return to the previous
18. oller has five basic protection functions for main motor and fan s motor D Open phase protection When any phase opens the respond time equals to set time when phase open time is set above 20s open phase protection is invalid 2 Unbalance protection when MAX MIN gt SET MIN 10 respond time is 5s 3 Protection features of overload time unit second please see following table table 2 1 1 multiple lactual Iset motor operates with delay time according to overload multiples and operation time shown in following table table 2 1 1 when motor working current is higher or equal to the set current from 1 2 times and 3 0 times Time parameters ontime p o je fa js s Operation time S Table 2 1 1 curve table of reverse time limit for protection of motor Temperature protection when actual temperature measured is larger than temperature set response time 28 Contact capacity of output relay 250V 5A Contact endurance 500000 times Current error is less than 1 0 RS485 communication function 1 Block mode control Page 13 of 23 2 Communicate with external devices as slave through MODBUS RTU baud rate 9600BPS Istart bit 8 data bits 1 stop bit and even parity 10 Remote control compressor When set as remote control mode user can remotely control the compressor 11 Remote or local start block mode 3 Model and specification 1 Instruction of type MAM 890 B T 40 Maximum work current mat
19. onverter Pressure Sensor Cable off Sensor failure or the cable connect Check the wiring and pressure Failure reversed converter Open Phase e A OE AOS EIER Check the power and contactors Voltage too low tubes block bearing wear off Overload or other mechanical failure or wrong set data etc Power unbalance contactor failure or the Check the power contactor and the Unbalance l internal open loop of the motor motor Wrong Phase Reversed phase sequence or open phase Check the wiring Sequence Ovod ea Master start time set to less than the star delta Reset the master start time to be longer E delay time than star delta delay 2 seconds Check the wiring if the coil of contactor connect with surge absorber or not Check the set data voltage bearings tubes and other mechanical system Main Contactor The emergency button loose controller reset by shakes frequently interference Page 19 of 23 8 Block mode control and net work 1 Block mode control 1 Block control explanation MAM890 controller can block operate with MAM series compressor with communication function 16 pcs compressors are allowed in the net at most The cable connection for block mode control is as below No 1 No 2 No 3 No 4 No N Master Slave Slave Slave Slave Picture9 1 1 Compressor with net communication address 0001 is master others are slave Any one MAM series compressor can be set as master or slave 2 Block mode setting
20. ssions allows to modify the LOADING P UNLOADING P FAN START T FAN START T ON OFF MODE LOAD MODE COM MODE COM ADD and BLOCKING MODE 2 New user password factory set Permissions Allows to modify all CUSTOMER PRAMETER 3 Mmanufacturer sales password factory set Permissions Allows users to modify all CUSTOMER PRAMETER the NEW USER PIN some MANUFACTURER PARAMETER MANUFACTORY SALES PASSWORD Page 12 of 23 4 Mmanufacturer operation Password fixed Permissions Allows users to modify all CUSTOMER PRAMETER the NEW USER PIN some MANUFACTURER PARAMETER MANUFACTORY SALES PASSWORD Calibrate Password fixed Permissions Allows users to calibrate currents in CALBR PARAMETER 6 Super Password fixed Permissions Allows users to modify TOTAL RUN TIME PHASE SEQUENCE PROTECTION OPWER FREQUENCY TIME LIMIT after user enter factory parameter and verify supper password Controller Function and Technical Parameter Digital input amp output 2 points of digital input 3 points of digital relay output Analog input 1 point of Pt100 temperature input 1 point of 4 20mA pressure signal input one group of three phases current inputs CT provided Controller power supply AC16 28V 50 60HZ 0 3A 5VA CRecommend 10VA Measurement D Discharge air temperature 50 150 C Accuracy T 17 2 Operation time 0 999999 hours 3 Current 0 999 9A 4 Pressure 0 1 60MPa Accuracy 0 01Mpa Protection of motor this contr
21. tic interference RC snubber must be connected to the two terminals of coil such as AC contactor valve etc which are controlled by relay output Port connection shall be inspected carefully before power on Correct ground connection the third ground can help increase product capacity of resisting signal interference N Wiring shall be performed respectively according to regulations for heavy and weak current to reduce Set rated current of motor the max current of motor 1 2 Features Chinese English display Remote control Local control Block mode Independent mode On off control of motor Prevention for air compressor reversion Temperature measurement control and protection Voltage measurement and protection RS485 communication function supporting MODBUS RTU protocol Protection for open phase overload current unbalance current high voltage low voltage High integration high reliability high cost performance Contents IE S eD A o E 5 Is Button AAA e na ia 5 Po adea tOr nS a Brea Lo nr AR OMA e E ER RUE PALME Sates PAL eRe PAM Sienna aie 6 ISA Display and Operi do ol 6 AS OPA A eel 7 5s User Parameter View and Mod f Os Customer parameter and PUM MOIS assis ere cir P eb beh o Eb eb ee eb D Eis eerie ooh bet 8 7 Factory Parameter View and Modification sss sese sese 10 os Factory Parameter SMe lam FUG e dod 10 Os RHI e STT Parameter AAA Hd EB HD 11 10 Operatie Authorization and PassWord sa
22. ursor to communication menu press Ln and switch to the COM MODE menu as below When controller receives data RX and display alternately When sends data TX and display alternately When controller is in block control or communicates with monitoring center user can confirm the establishment of communication through this menu 2 Net Work MAM S60 controller supports MODBUS RTU protocol and can serve as slave when connect with other equipment and supports 03 06 16 MODBUS command Communication baud rate 9600BPS 1 start bit 8 data bits 1 stop bits and even parity For MODBUS register address please see MODBUS communication manual x 2 21 W X 23 9 Schematic Diagram l Star delta start FUO QF T B o T eto KB JT FUL Inlet Vale qp gu mg u E O O e e e Ld A E IS AC 220V iy S dE mr I rib J gt AC 24V Power 10W g ggg 4 LL EN FU2 0 54 E ay i 2 2 KM1 KM3 J le oh CTI KM2 y A 114 131210 8 9 11 Lot EMEN X TE ua 2 DiseT pa EA Va Remote on off eo Phase KM2 A co B GTI RS 485 B T n ule
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