LG MODBUS-RTU User Manual Download Page 1

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MODBUS-RTU
Option Board for
SV-iS5 Series

Read this manual carefully before using the MODBUS-RTU Option board
and follow the instructions exactly.
After reading this manual, keep it at handy for future reference.

LG Industrial Systems

Summary of Contents for MODBUS-RTU

Page 1: ...on Board for SV iS5 Series Read this manual carefully before using the MODBUS RTU Option board and follow the instructions exactly After reading this manual keep it at handy for future reference LG Industrial Systems ...

Page 2: ......

Page 3: ...erous voltage may be present Keep this manual at handy for quick reference CAUTION Do not touch the CMOS components unless the board is grounded ESD can cause break down of CMOS components Do not change the communication cable with the inverter power is turned on Otherwise there is a danger of connecting error and damage to the board Make sure to precisely insert the connector of inverter and opti...

Page 4: ...Check the parameter unit when setting the parameters Otherwise there is a danger of connecting error and damage to the board modbus rtu iS5 manual doc 2 ...

Page 5: ... 31 drives with multi drop link system Ensure noise resistant interface Users can use any kind of RS232 485 converters However a converter that has built in automatic RTS control is highly recommended The specifications of converters depend on the manufacturers Refer to the converter manual for detailed converter specifications 1 1 2 Before Installation Before installation and operation this manua...

Page 6: ... with RS232 card embedded 2 2 Hardware Specifications Installation CN2 connector on the inverter control board Power Supply Control B D From inverter power supply Comm B D From control board insulated modbus rtu iS5 manual doc 2 ...

Page 7: ...er system Binary 8 bit Start Stop bit 1 bit Error check CRC16 2 byte Parity check None PRODUCT DETAIL 3 1 Layout and detail Name Description Connector CN2 Connector to inverter main PCB Signal connection terminal Communication signal connection terminal P 485 signal high N 485 signal low G 485 Ground S Shield T1 T2 Short T1 and T2 to connect a termination resistor 3 modbus rtu iS5 manual doc ...

Page 8: ...al ERR LED On and Off intermittently Wrong DATA received Normal operating Blinking with CPU LED at the same time DPRAM communication fault Blinking with CPU LED in an opposite way Network Connection TimeOut I O 49 elapsed INSTALLATION 1 Connect the option board to the inverter control board using each connector on the board See the Figure 1 modbus rtu iS5 manual doc 4 ...

Page 9: ...e properly It is activated when communication is not done even once for the set time It means remote controlling of inverter is not done Set this value for safety 7 Turn off the inverter power for the connection of the Converter when step 6 is finished 8 if the inverter is to be placed at the end of the network trunk line install a jumper at JP1 on the Modbus card to enable the termination resisto...

Page 10: ... Off Card is not installed properly Verify that the card is installed properly Inverter is not operating normally Verify that the inverter has power RXD and TXD LEDs State Indicates Corrective measures Blinking Card is functioning normally and receiving and sending messages modbus rtu iS5 manual doc 6 ...

Page 11: ...ster is not polling Verify that the master PLC or PC is polling the inverter Incorrect baud rate setting Verify that the baud rate I O47 is set to match the baud rate of the inverter Incorrect byte format The inverter communicates using 8 data bits 1 stop bit and no parity bits Verify that the master is set to the same 7 modbus rtu iS5 manual doc ...

Page 12: ...rd Cycle the Inverter power If the problem persists contact LG Blinking after CPU LED one after another Network communication is not done during TimeOut I O 49 setting Verify that the master is specifying valid register addresses and valid data Off The card is functioning normally and receiving and sending messages See COM group for Frequency Run command setting modbus rtu iS5 manual doc 8 ...

Page 13: ...2 A 30 B 37 C 45 D 55 E 75 F 90 10 110 11 132 12 160 13 200 14 220 15 280 16 375 Unit kW 0x0002 Drive Input Voltage R 0 220V 1 440V 0x0003 S W Version R 0100 Ver 1 00 0101 Ver 1 01 0x0005 Frequency Reference 0 01Hz R W 0x0006 Run Command R W Bit 0 Stop Bit 1 Forward Run Bit 2 Reverse Run Bit 3 Fault Reset Bit 4 Emergency Stop 0x0007 Acceleration Time 0 1 sec R W 0x0008 Deceleration Time 0 1 sec R ...

Page 14: ...BIT 2 Reverse Run BIT 3 Fault Trip BIT 4 Accelerating BIT 5 Decelerating BIT 6 Output Frequency Arrival BIT 7 DC Braking BIT 8 Stopping BIT 9 Not Available BIT 10 BrakeOpen BIT11 Forward Run Command BIT 12 Reverse Run Command 0x000F Trip information R Bit 0 OCT1 Bit 1 OV Bit 2 EXT A Bit 3 BX Bit 4 OCT2 Bit 5 GF Bit 6 OH Bit 7 ETH Bit 8 OLT Bit 9 HW diag Bit10 EXT B Bit11 FO Bit12 OPT Bit13 PO Bit ...

Page 15: ...13 V2 R 0 FFC0 0x0014 I R 0 FFC0 0x0015 RPM R Note 3 The changed value in Common affects the current setting but returns to the previous setting when power is cycled or Inverter is reset However changing value is immediately reflected in other parameter groups even in the case of Reset or Power On Off DRV Group Addre ss NO Description Default Maximu m Minimum Unit 5100 DRV 00 Cmd freq 0 MaxFre q 0...

Page 16: ...artFreq 0 01Hz 5107 DRV 07 Step freq 3 3000 MaxFre q startFreq 0 01Hz 5108 DRV 08 Current 0 1A 5109 DRV 09 Speed 1rpm 510A DRV 10 DC Link Voltage V FU1 Group Addre ss NO Description Default Maximu m Minimum Unit 5203 FU1 03 Run prohibit 0 2 0 5205 FU1 05 Acc pattern 0 4 0 5206 FU1 06 Dec pattern 0 4 0 5207 FU1 07 Stop mode 0 2 0 5208 FU1 08 DcBr freq 500 6000 startFreq 0 01Hz modbus rtu iS5 manual...

Page 17: ...eq 6000 40000 4000 0 01Hz 5215 FU1 21 Base freq 6000 maxFre q 3000 0 01Hz 5216 FU1 22 Start freq 50 6000 1 0 01Hz 5217 FU1 23 Freq limit 0 1 0 5218 FU1 24 F limit Lo 50 highFre q startFreq 0 01Hz 5219 FU1 25 F limit Hi 6000 maxFre q lowFreq 0 01Hz 521A FU1 26 Torque boost 0 1 0 521B FU1 27 Fwd boost 20 150 0 0 1 521C FU1 28 Rev boost 20 150 0 0 1 521D FU1 29 V F pattern 0 2 0 521E FU1 30 User freq...

Page 18: ...ser volt 3 75 100 0 5224 FU1 36 User freq 4 6000 maxFre q 0 0 01Hz 5225 FU1 37 User volt 4 100 100 0 5226 FU1 38 Volt control 1000 1100 400 0 1 5227 FU1 39 Energy save 0 30 0 5232 FU1 50 ETH select 0 1 0 5233 FU1 51 ETH 1min 180 200 ETH Cont 5234 FU1 52 ETH Cont 100 150 50 5235 FU1 53 Motor type 0 1 0 5236 FU1 54 OL level 150 150 30 5237 FU1 55 OL time 100 300 0 0 1sec 5238 FU1 56 OLT select 1 1 0...

Page 19: ...u m Minimu m Unit 5307 FU2 07 Dwell freq 500 maxFre q StartFre q 0 01Hz 5308 FU1 08 Dwell time 0 100 0 0 1sec 530A FU2 10 Jump freq 0 1 0 530B FU2 11 jump lo 1 1000 jump Hi 1 StartFre q 0 01Hz 530C FU2 12 jump Hi 1 1500 maxFre q jump Lo 1 0 01Hz 530D FU2 13 jump lo 2 2000 jump Hi 2 StartFre q 0 01Hz 530E FU2 14 jump Hi 2 2500 maxFre q jump Lo 2 0 01Hz 530F FU2 15 jump lo 3 3000 jump Hi 3 startFre ...

Page 20: ... 0 5316 FU2 22 Speed Search 0 15 0 BIT 5317 FU2 23 SS Sup Curr 100 200 80 5318 FU2 24 SS P gain 100 9999 0 5319 FU2 25 SS I gain 1000 9999 0 531A FU2 26 Retry number 0 10 0 531B FU2 27 Retry delay 10 600 0 0 1sec 531E FU2 30 Motor select 0 9 0 531F FU2 31 Pole number 4 12 2 5320 FU2 32 Rated Slip Note4 1000 0 0 01Hz 5321 FU2 33 Rated Curr Note4 2000 10 0 1A 5322 FU2 34 Noload Curr Note4 2000 5 0 1...

Page 21: ...0 001oh m 532C FU2 44 Lsigma Note7 Note4 MaxInd uc 0 0 001m H 532D FU2 45 SL P gain 32767 32767 0 532E FU2 46 SL I gain 3276 32767 0 532F FU2 47 proc PI mode 0 1 0 5330 FU2 48 PID Ref 1 1 0 5331 FU2 49 PID Ref Mode 0 5 0 5332 FU2 50 PID Out Dir 1 1 0 5333 FU2 51 PID F B 0 2 0 5334 FU2 52 PID P gain 3000 9999 0 0 1 5335 FU2 53 PID I time 300 320 0 0 1sec 5336 FU2 54 PID D time 0 9999 0 0 1msec 5337...

Page 22: ...le 1000 1000 0 0 1 5345 FU2 69 Acc Dec ch F 0 maxFre q 0 0 01Hz 5346 FU2 70 Acc Dec freq 0 1 0 5347 FU2 71 Time scale 1 2 0 5348 FU2 72 PowerOn disp 0 12 0 5349 FU2 73 User disp 0 2 0 534A FU2 74 RPM factor 100 1000 1 534B FU2 75 DB mode 1 2 0 534C FU2 76 DB ED 10 30 0 5351 FU2 81 2nd Acc time 50 6000 0 0 1sec 5352 FU2 82 2nd Dec time 100 6000 0 0 1sec 5353 FU2 83 2nd BaseFreq 6000 maxFre q 3000 0...

Page 23: ...H Cont 5359 FU2 89 2nd ETH Cont 100 2nd ETH 1min 50 535A FU2 90 2nd R Curr 36 2000 10 0 1A 535D FU2 93 Para Init 0 8 0 Note 4 5 6 7 Value depends on motor capacity I O Group Addre ss NO Description Default Maximu m Minimum Unit 5401 I O 01 V1 filter 10 9999 0 ms 5402 I O 02 V1 volt x1 0 V1 vort x2 0 0 01V 5403 I O 03 V1 freq y1 0 maxFre q 0 0 01Hz 5404 I O 04 V1 volt x2 1000 1000 V1 volt x1 0 01V ...

Page 24: ...I O 09 I curr x2 2000 2000 I curr x1 0 01mA 540A I O 10 I freq y2 6000 maxFre q 0 0 01Hz 540B I O 11 Wire broken 0 2 0 540C I O 12 P1 define 0 32 0 540D I O 13 P2 define 1 32 0 540E I O 14 P3 define 2 32 0 5411 I O 17 Ti Filt Num 15 50 2 5414 I O 20 Jog freq 1000 MaxFre q startFreq 0 01Hz 5415 I O 21 Step freq 4 4000 MaxFre q startFreq 0 01Hz 5416 I O 22 Step freq 5 5000 MaxFre q startFreq 0 01Hz ...

Page 25: ... 28 Dec time 2 300 6000 0 0 1sec 541D I O 29 Acc time 3 400 6000 0 0 1sec 541E I O 30 Dec time 3 400 6000 0 0 1sec 541F I O 31 Acc time 4 500 6000 0 0 1sec 5420 I O 32 Dec time 4 500 6000 0 0 1sec 5421 I O 33 Acc time 5 400 6000 0 0 1sec 5422 I O 34 Dec time 5 400 6000 0 0 1sec 5423 I O 35 Acc time 6 300 6000 0 0 1sec 5424 I O 36 Dec time 6 300 6000 0 0 1sec 5425 I O 37 Acc time 7 200 6000 0 0 1se...

Page 26: ...000 maxFre q 0 0 01Hz 542C I O 44 Aux mode 12 23 0 542D I O 45 Relay mode 2 7 0 BIT3 542E I O 46 Inv No 1 31 1 542F I O 47 Baud rate 3 4 0 5430 I O 48 Lost command 0 2 0 5431 I O 49 Time out 10 1200 1 0 1sec Note If you need to know specific parameter addresses for Auto Sequence Operation please contact LG local distributors modbus rtu iS5 manual doc 22 ...

Page 27: ...2 filter 10 9999 0 msec 5507 EXT 07 V2 volt x1 0 V2 volt x2 0 0 01V 5508 EXT 08 V2 freq y1 0 maxFre q 0 0 01 Hz 5509 EXT 09 V2 volt x2 1000 1000 V2 volt x1 0 01V 550A EXT 10 V2 freq y2 6000 maxFre q 0 0 01 Hz 550E EXT 14 F mode 0 2 0 550F EXT 15 F pulse set 0 1 0 5510 EXT 16 F pulse num 1024 4096 360 5511 EXT 17 F filter 10 9999 0 msec 5512 EXT 18 F pulse x1 0 F pulse x2 0 0 1kH z 23 modbus rtu iS...

Page 28: ...516 EXT 22 PG P gain 3000 9999 0 5517 EXT 23 PG I gain 300 9999 0 5518 EXT 24 PG Slip Freq 100 200 0 551E EXT 30 Q1 define 0 23 0 551F EXT 31 Q2 define 1 23 0 5520 EXT 32 Q3 define 2 23 0 5522 EXT 34 LM mode 1 3 0 5523 EXT 35 LM adjust 100 200 10 5528 EXT 40 AM1 mode 0 3 0 5529 EXT 41 AM1 adjust 100 200 10 552A EXT 42 AM2 mode 3 3 0 552B EXT 43 AM2 adjust 100 200 10 modbus rtu iS5 manual doc 24 ...

Page 29: ...e boards are installed COM 02 Opt Mode Determines whether Run Stop Reference Frequency is set via Communication Value Display Description 0 None Disabled 1 Command Run Stop setting via Communication1 2 Freq Frequency setting via Communication2 3 Cmd Freq Run Stop Reference Frequency via Communication COM 03 Opt Version Displays version of Option Board APP Group 1 Run Stop Setting Address Use 0x000...

Page 30: ... 500 0 0 1 5704 APP 04 Trv Acc Time 20 6000 1 0 1sec 5705 APP 05 Trv Dec Time 30 6000 1 0 1sec 5706 APP 06 Trv Off Hi 0 200 0 0 1 5707 APP 07 Trv Off Lo 0 200 0 0 1 5708 APP 08 Aux Mot Run 0 4 0 5709 APP 09 Starting Aux 1 4 1 570A APP 10 Auto Op Time 0 5940 0 570B APP 11 Start freq1 4999 maxFreq 0 0 01Hz modbus rtu iS5 manual doc 26 ...

Page 31: ... Maximum Minimum Unit 570C APP 12 Start freq2 4999 maxFreq 0 0 01Hz 570D APP 13 Start freq3 4999 maxFreq 0 0 01Hz 570E APP 14 Start freq4 4999 maxFreq 0 0 01Hz 570F APP 15 Stop freq1 1500 maxFreq 0 0 01Hz 27 modbus rtu iS5 manual doc ...

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Page 33: ...rial Systems Co Ltd LGIS constantly endeavors to improve its product so that information in this manual is subject to change without notice Visit Our Website http www lgis com August 8 2002 Publication 10310000393 ...

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