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MEH448a

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1. Format number HO3 Data Initializing Data reset 1 O O H04 Auto reset Times 1 O O HO5 Auto reset Reset interval 3 O O HO6 Cooling Fan Control 1 O O HO7 Acceleration Deceleration Pattern 1 O O HO9 Start Mode Synchronization mode 1 x O H11 Deceleration Mode 1 x O H12 Instantaneous Overcurrent Limiting 1 O O H13 Auto restart Restart time 3 x O H14 Auto restart Frequency fall rate 5 1 x O H15 Auto restart Holding DC voltage 1 x O H16 Auto restart Allowable momentary power failure time 3 1 x O H17 Start Mode Synchronous frequency 5 x O H26 PTC Thermistor Input 1 O O H27 PTC Thermistor Input Level 5 O O H30 Communication Link Operation Function selection 1 O O H42 Capacity of DC Link Bus Capacitor 1 O O H43 Accumulated Run Time of Cooling Fan 1 O O H47 Initial Capacity of DC Link Bus Capacitor 1 x O O H48 Accumulated Run Time of Capacitors on the PCB 1 x O 5 H49 Pick up Start Mode Pick up start time 3 x O y H50 Non linear V f Pattern Frequency 3 O O m H51 Non linear V f Pattern Voltage 1 O O z H54 ACC DEC Time Jogging operation 12 O x O H56 Deceleration Time for Forced Stop 12 x O O H63 Low Limiter Select 1 x O H64 Low Limiter Specify the lower limiting frequency 3 O O e H69 Automatic Deceleration 1 O O m H70 Overload Prevention Control Frequency drop rate 5 1 O O gt H71 Deceleration Characteristics 1 x O f
2. R5435 USER S MANUAL FRENIC MINI series FRENIC Mini FRENIC ECO User s Manual for RS485 Communications Card Copyright 2003 2004 Fuji Electric FA Components amp Systems Co Ltd All rights reserved The copyright in this user s manual belongs to Fuji Electric FA Components amp Systems Co Ltd This manual may not be reprinted or reproduced in whole or in part except as may be expressly permitted by Fuji Electric FA Components amp Systems Co Ltd Microsoft and Windows are registered trademarks or trademarks of Microsoft Corporation U S The other company and product names used herein are generally trademarks or registered trademarks of other companies Any information contained herein is subject to change without prior notice for improvement Preface The functions such as remote operation from the keypad and RS485 communications can be expanded using the RJ 45 connector for connecting the keypad modular jack and RS485 communications card option equipped on the inverter This manual describes the functional expansion For the handling of the inverter see each User s Manual and Instruction Manual Please read through this user s manual to familiarize yourself with proper use Improper handling or misuse may result in malfunction shorter service life or failure The following shows relevant documents Use the documents according to your purpose FRENIC Mini Name Document number User
3. enabling as a common protocol operation of all models of Fuji s general purpose inverters with the same host program function codes cannot be generally edited because specifications are different among models adopting fixed length transmission frames as standard frames to facilitate developing communication control programs for hosts reducing the communications time in response to operation commands and frequency setting which are required quick response by using optional transmission frames caution Since the protocol switches to the keypad dedicated protocol automatically by connecting the keypad it is not necessary to set up the communications related functions Although the personal computer loader uses a dedicated protocol for loader commands part of the communications conditions must be set For further information see the Inverter Support Software FRENIC Loader Instruction Manual INR S147 0903 E With regard to a FRENIC Mini that uses inverter ROM 0399 or earlier version part of the RTU protocol functions are restricted Contact us for these restrictions Confirm the ROM version according to the menu 5 14 described in 3 2 2 5 Reading Maintenance Information under Chapter 3 of the FRENIC Mini Instruction Manual INR SI47 0791 E 1 1 O D Q 3 MaAlIAYSaAO 1 2 Differences in the Inverter Series RS485 communications is supported differently depending on the model of the inverter
4. 7102010Yd NLY snapon MiTo 3 4 2 Algorithm Figure 3 1 on the following page shows the algorithm for calculating CRC 16 Consult it together with the calculation example that follows In this figure the transmission station calculates CRC data and finally adds it to the transmission frame as a check code The receiving station uses the same algorithm to perform a transaction However it collates the CRC data it calculated with the transmitted CRC data 3 19 START _ y Initial setting Remainder R FFFF Generative polynomial expression GP A001 Data length counter n 0 Y Data length calculation N lt Data length The A n transmitted byte is set at the lower order byte of the word data The upper order byte is 0 Y Shift Count 0 No Yes v Yes CRC DATA CRC DATA XOR GP No CRC DATA CRC DATA XOR A y CRC DATA A XORR gt lt y Shift Count Shift Count 8 Yes CRC data gt gt 1 bit shift Is there a bit shift carry No Yes y The CRC data is added to the last block of the transmission frame y END Figure 3 1 CRC algorithm 3 20 3 4 CRC 16 3 4 3 Calculation example Example of transmitting read data Station address
5. H80 Gain for Suppression of Output Current Fluctuation for Motor 5 O O S H86 Reserved 2 1 x O gt H87 Reserved 2 1 x O O H88 Reserved 2 3 x O z H89 Reserved 2 1 x O H90 Reserved 2 1 2 O sd H91 Reserved 2 1 x O H92 Continue to Run P component gain 7 1 x O H93 Continue to Run I component time 7 1 x O H94 Accumulated Run Time of Motor 1 x O H95 DC Braking Braking response mode 1 x O H96 STOP Key Priority Start Check Function 1 O O H97 Clear Alarm Data 1 O O H98 Protection Maintenance Function Specify operation 1 O O 2 The H86 through H91 are displayed but they are reserved for particular manufacturers Unless otherwise specified do not access these function codes 9 21 Table 5 18 List of data format numbers J codes Format number J01 PID Control 1 O O J02 PID Control Remote process command 1 O O J03 PID Control P Gain 7 O O J04 PID Control Integration time 3 O O JOS PID Control D Differentiation time 5 O O JO6 PID Control Feedback filter 3 O O J10 PID Control Anti reset windup 1 x O J11 PID Control Select alarm output 1 x O J12 PID Control High limit alarm AH 2 x O J13 PID Control Low limit alarm AL 2 x O J15 PID Control Stop frequency for slow flowrate 1 x O J16 PID Control Elapsed stop time for slow flowrate 1 x O J17 PID Control Starting fre
6. 1 A space SP 20 will be set for a transmission format or transmission command error 4 1 Messages 2 Optional frame This section describes the structure and meaning of each optional frame Selecting request frame host inverter 0 1 2 3 4 5 8 9 10 11 address 1 2 1 1 4 1 2 For BCC byte Table 4 5 Selecting request frame Value ASCII format e PIDA DRSNpHON format 0 SOH SOH O14 Start of message 1 Station Oto3 9 30 to 33H Station address of the inverter decimal ten s figure address 39H 0 to 9 30 to 394 Station address of the inverter decimal one s figure ENQ ENQ 05H Transmission request Command Request command a 614 Speed setting S01 e 65H Frequency command S05 f 66H Operation command S06 m 6Dy Reset command The data part is all zero 5 Data O to F 304 to 3FH Data s first character hexadecimal thousand s figure O to F 30H to 3FH Data s second character hexadecimal hundred s figure O to F 30u to 3Fy Data s third character hexadecimal ten s figure 8 O to F 304 to 3Fy Data s fourth character hexadecimal one s figure 9 ETX ETX 03H End of message 10 BCC O to F 30 to 3FH Checksum 1 hexadecimal ten s figure 0 to F 30 to 3F Checksum 2 hexadecimal one s figure 109010Yd YSLYSANI ISOdANA IVIANIO IMA PLANO Selecting response frame inverter gt host 0 1 2 3 4 5 a ee address 1 2 1 1 1 For BCC Table 4 6 S
7. C32 Analog Input Adjustment Gain for terminal input 12 5 O O C33 Analog Input Adjustment Filter time constant 5 O O C34 Analog Input Adjustment Gain base point 5 O O C37 Analog Input Adjustment Gain for terminal input C1 5 O O C38 Analog Input Adjustment Filter time constant 5 O O C39 Analog Input Adjustment Gain base point 5 O O C42 Analog Input Adjustment Gain for terminal input V2 5 x O C43 Analog Input Adjustment Filter time constant 5 x O C44 Analog Input Adjustment Gain base point 5 x O C50 Bias Frequency command 1 Bias base point 5 O O C51 Bias PID command 1 Bias value 6 O O C52 Bias PID command 1 Bias base point 5 O O C53 Selection of Normal Inverse Operation for the Frequcency 1 x O Command 1 Table 5 16 List of data format numbers P codes Format number Motor No of the poles 1 Motor Rated capacity When P99 0 3 or 4 When P99 1 O Motor Rated current 19 RTU Motor Auto tuning 21 Motor No load current 24 FGI 19 RTU Motor R1 5 Motor X 5 Motor Slip compensation gain 3 Motor Selection 1 O O x x x Oix OOO 9 20 Table 5 17 List of data format numbers H codes 5 2 Data Formats 1 The value of 999 will be treated as 7FFF
8. Communica Communications The inverter did not receive a tions disconnection normal frame addressed to local or disconnection error to other stations within the error communications disconnection time set with the function code Logical error error codes 1 to 7 When a logical error is detected an error response frame reports it For further information see 3 1 4 8 Error response Transmission error error codes 71 to 73 When a transmission error occurs eight straight times it is handled as a communications error However the inverter does not return response in order to avoid overlapping of response from multiple inverters The count of eight straight times will be cleared upon normal receipt of a frame to another station or to the local inverter station itself 7102010Yd NLY snapon MiTo Communications disconnection error If the inverter in operation does not receive a normal frame to itself or to other stations when it has received a normal frame more than once and is operating via communications frequency command or operation command this status is considered disconnected If the status of disconnection continues for the communication disconnection time set up by function code y08 y18 error processing is performed as a communication error 1 Communications disconnection detection time y08 y18 O without detection 1 to 60 seconds 2 Condition to clear communications disconnection detec
9. M20 Cumulative operation time 1 O O M21 DC link circuit voltage 1 O O M23 Model code 17 O O M24 Capacity code When P99 0 3 or 4 11 O O When P99 1 ey ot O gt M25 ROM version 35 O O M26 Transmission error transaction code 20 O O M27 Frequency command on alarm p u final command 29 O O M31 Frequency command on alarm final command 22 O O M32 Output frequency 1 on alarm p u 29 O O M33 Output torque on alarm 6 x O M35 Output frequency 1 on alarm 23 FGI O O 221 RTU O O M36 Input power on alarm 5 O O M37 Output current effective value on alarm 5 O O M38 Output voltage effective value on alarm 3 O O M39 Operation command on alarm 14 O O 9 24 5 2 Data Formats Table 5 21 List of data format numbers M codes Continued Format number M40 Operation status on alarm 16 O O M41 General purpose output terminal information on alarm 15 O O M42 Cumulative operation time on alarm 1 O O M43 DC link circuit voltage on alarm 1 O O M44 Inverter internal air temperature on alarm 1 x O M45 Heat sink temperature on alarm 1 O O M46 Life of main circuit capacitor 3 O O M47 Life of PC board electrolytic capacitor 1 O O M48 Life of heat sink 1 O O M49 Input terminal voltage 12 29 O O M50 Input terminal current C1 29 O O M54 Input terminal voltage V2 29 x O M61 Inverter internal air tempe
10. This code does not need to be set because it is LF automatically set to 1 In the Modbus RTU protocol this code does not need to be set because it is automatically determined in conjunction with the parity bit 2 19 SNOILVOISIO4dS NOWWOD RALES No response error detection time y08 y18 Table 2 12 No response error detection time In a system designed to be sure to access a station inverter managed by a host within a N SS o response error specific period of time access may be lost during detection disabled RS485 communications due to wire disconnec 1 to 60 Detecting time from 1 tions In such a case the inverter starts the to 60 seconds operation of communications error set up by y02 and y12 if the inverter detects the symptom and access is still lost even after the communications disconnection detection time has passed Response interval y09 y19 Set the time from the completion of receipt of a request from the host to the return of response to it Even in a slow processing device timing can be adjusted by changing the response interval time Data setting range 0 00 to 1 00 second Host Inverter Response t1 Response interval time a a The processing time within the inverter It depends on the timing and command given For further information see the procedure for each protocol on the host below Modbus RTU protocol gt Chapter 3 3 2 Host Side Procedures Fuji general purp
11. normal response error response see 3 1 4 Message categories Error check The error check field is a CRC 16 check system and two bytes long Since the length of the information field is variable the frame length required for calculating the CRC 16 code is calculated based on the FC and the byte count data For further information about CRC 16 calculations and algorithm see 3 4 CRC 16 For byte counts see 3 1 4 Message categories 3 2 3 1 Messages Character format Each byte of a message is transmitted as a character Character formats are described on the following page A character comprises a start bit logical value 0 8 bit data an additional optional parity bit and a stop bit logical value 1 A character always consists of eleven bits and the number of stop bits varies depending on whether parity exists Without parity LSB MSB fo 1 2 3 4 5 6 7 8 9 10 With parity LSB MSB Mo 1 1 2 3 4 5 6 ee ee 10 Parity optional 7000LO Hd NLY snapon MiTo 3 1 4 Message categories There are eight RTU message categories read holding registers preset single register preset multiple registers diagnostics read coil status force single coil force multiple coils and error response Each category is described below 1 Read holding registers Query 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 03H Function code Number of read Error check address data Normal response 1 byte 1 byte 1 by
12. 1 O O Z03 torque operation value 6 x O Z04 set frequency 22 O O Z05 operation status 16 O O Z06 cumulative operation time 1 O O Z07 number of startups 1 O O Z08 DC link circuit voltage 1 O O Z09 internal air temperature 1 x O Z10 heat sink temperature 1 O O Z11 control circuit terminal input 43 O O Z12 control circuit terminal output 15 O O Z13 communications control signal input 14 O O 214 communications control signal output 15 O O Z50 Third last information on alarm output frequency 22 O O Z51 output current 24 FGI O o o 19 RTU O O Z52 output voltage 1 O O 253 torque operation value 6 x O Z54 set frequency 22 O O Z55 operation status 16 O O Z56 cumulative operation time 1 O O Z57 number of startups 1 O O Z58 DC link circuit voltage 1 O O Z59 internal air temperature 1 x O Z60 heat sink temperature 1 O O Z61 control circuit terminal input 43 O O Z62 control circuit terminal output 15 O O Z63 communications control signal input 14 O O Z64 communications control signal output 15 O O 5 29 SIVWYOS VLVG ANY S3009 NOILONN 4 PELO 5 2 2 Data format specifications The data in the data fields of a communications frame are 16 bits long binary data as shown below 15 14 13 12 11 10 9 8 T 6 5 4 3 2 1 0 16 bit binary data For the convenience of description 16 bit data is expressed in
13. 4851 RJ45 T4P USB to RS485 converter Transmission receiving switching system Since RS485 communications adopts the half duplex system two wire system the converter must have a transmission receiving switching function The following two systems are available as the switching system SNOILVIIJID3IAS NOWWOD RALES 1 Automatic turnaround of the transceiver buffer 2 RTS or DTR controlled turnaround of the transceiver buffer When a personal computer for inverter loader has Microsoft Windows 98 or older operating system the switch system of 2 above is not supported Driver Driver O O Receiver input Receiver A DX gt input ES Driver Dri river Transmission enable Receiring enable switching Receiver output Receiver 2 n output Receiver enable Receiver enable Receiver Receiver RS232C to RS485 converter FRENIC Mini Eco two wire system Figure 2 8 Communications level conversion 2 Branch adapter for multidrop When a slave unit has only 1 port of RJ 45 connector moduler jack a branch adaptor is necessary for multidrop connection using standard LAN cables Recommended branch adapter SK Kohki Japan MS8 BA JJJ 2 11 2 2 4 Measures against noise Depending on the operating environment normal communications cannot be performed or instruments and converters on the host side may malfunction due to the noise generated by the inverter This section describes measures to be taken against such
14. Deseribions or Tall ide ae ie 4 10 4 1 4 Communications examplesuinida id da sd di 4 12 4 2 Host Side Procedures seriales 4 14 4 2 1 Inverter S response time cooonccncncccncoccnccocnononncnonocnnconnnonononnnnonnnnonannonannnnnnonannonanenanes 4 14 4 2 2 Timeout PIOCSSSIN Gs ateap attaG uaeceep aseaiadines 4 15 4 2 3 Receiving preparation complete time and message timing from the host 4 15 4 3 COMMUNICATIONS EMOS ui dao dad loaded 4 16 4 3 1 Categories Of COMMUNICATIONS eTTOTS occccconcnnccnnccnnonnnnnncnnnnncnnnnonnnnanennononrnnnnnnnnnonnncnnos 4 16 4 3 2 Operations in case Of COMMUNICATIONS errors oocccccccncoccncccnnnconcnncnnnnnnanonnnnncnoncncnnnos 4 17 4 1 Messages 4 1 Messages 4 1 1 Message formats The polling selecting system is used to transmit and receive messages The inverter always waits for selecting write requests or polling read requests from a host such as a personal computer or PLC When the inverter in the standby status receives a request frame from the host addressed to itself local station and considers the request frame to have been normally received the inverter executes the transaction in response to the request and sends back an acknowledgement ACK frame or response and data in the case of polling If the inverter judges that the receiving failed it returns negative acknowledgment NAK frame In the case of broadcast all station batch selecting the inverter does no
15. Eco with a host by multidrop connection connect them as shown in the figure below Turn on the SW103 switch for inserting a terminating resistance equipped on the RS485 communications card option mounted on the inverter used as the terminator Communication module RS485 I F Host SW103 O OFF spt RS485 communications Connect a terminating resistor 100 to 1209 a OFF Y RS485 communications card Figure 2 4 Multidrop connection diagram terminal block connection For the details of SW103 see RS485 Communications Card Installation Manual INR SI47 0872 caution When selecting additional devices to prevent the damage or malfunction of the control PCB caused by external noises or eliminate the influence of common mode noises be sure to see section 2 2 3 Devices for connection Keep the total wiring length 500m max 2 2 2 Connection procedures This section describes the knowledge necessary for connecting with a host 1 RJ 45 connector modular jack pin layout To facilitate connection with a typical RS232C to RS485 converter the FRENIC Mini Eco assigned pin No 4 to DX signals and pin No 5 to DX signals RJ 45 connector A 5V caution Pins 1 2 7 and 8 are assigned to RXD p O 4 DX 5 DX the power supply for the keypad Do DE RE O 6 NC not use these pins when connecting GND Terminal o 8 Vcc the inverter with another device via resistor Sw the RJ 45 conn
16. Mini This error does not occur wee FRENIC Eco No right of writing by H30 y98 y99 Write disable Writing was attempted to the functions to which writing from RTU is prohibited or to which writing is disabled during operation Writing was attempted to a function code other than S01 S05 S06 S13 and S14 that could not be written when the voltage was insufficient lf response is sent back to an improper query a subcode will be set in an error code that can be referred to with M26 3 10 3 1 Messages 3 1 5 Communications examples Typical communications examples are shown below the station address is 5 in all cases Example 1 M06 Output frequency 1 will be read Query host gt inverter Normal response inverter gt host The detected speed value is 2710 or 100004 The actual frequency is 30 Hz according to the expression shown below Maximum output frequency 10000 x ____ 30 H 20000 el Maximum output frequency 60 Hz Example 2 S01 The value of 15Hz will be written to frequency command maximum output frequency 60 Hz According to the expression shown below the value to be written is 1388 4 15Hz x ao 5000 1388 60 Hz i Query host gt inverter Normal response inverter gt host 70001LO0 Hd NLY snapon mele 3 11 3 2 Host Side Procedures 3 2 1 Inverter s response time Upon receipt of a query from the host the inverter execu
17. O O Electronic Thermal Simulator Overload Detection for Motor Protection Level 24 FGI 19 RTU Electronic Thermal Simulator Overload Detection for Motor Protection Thermal time constant 3 Restart Mode after momentary Power Failure 1 Frequency Limiter High 3 Frequency Limiter Low 3 Bias for Frequency command 1 6 DC Braking Starting frequency 3 DC Braking Braking level 1 DC Braking Braking time 9 Starting Frequency 3 Stopping Frequency 3 Motor Sound Carrier frequency 1 1 Motor Sound Sound tone 1 Analog Output FMA Selection 1 Analog Output FMA Voltage adjust 1 Analog Output FMA Function 1 Digital Output Signal Selection for FMP Pulse rate 1 Digital Output signal Selection for FMP Voltage adjust 1 Digital Output Signal Selection for FMP Function 1 Load Selection Auto Torque Boost Auto Energy Saving Operation 1 QO x x x O O x O O O OC OC O OF OF OF OF O OOOO OF OC O O O O OC OC O OF OF OF OF O Current Limiter Operation condition 1 O O Current Limiter Limiting level 9 18 1 O O F50 F51 4 2 The value of 999 will be treated as 7FFFy Table 5 13 List of data format numbers F codes to be continued Nam
18. ON when set to 1 Example When S06 operation command FWD X1 ON 0000 0000 0000 0101 0005 Consequently gt Data format 15 General purpose output terminal oole po oTo ofe o ops o Je Te Unused Unused General purpose output Alarm ENN purpose output All bits are turned ON when setto 1 Example When M15 general purpose output terminal Y1 ON 0000 0000 0000 0001 00014 Consequently gt Data format 16 Operation status 12 15 14 13 11 10 9 8 T 6 5 4 3 2 1 0 susy o o ri Am oec acc u w Jo nuv Bre wr ext Rev eno All bits are turned ON or become active when set to 1 FWD During forward rotation REV During reverse rotation EXT During DC braking or during pre exciting INT Inverter shut down BRK During braking fixed to O for FRENIC Mini NUV DC link circuit voltage established 0 undervoltage VL During voltage limiting IL During current limiting ACC During acceleration ALM Alarm relay for any fault RL Communications effective BUSY During function code data writing 9 33 SIVWYOS VLWO ANY S3009 NOILONN 1 PELO Data format 17 Model code 15 14 13 12 11 10 9 8 T 6 5 4 3 2 1 0 Table 5 27 List of model codes EEE AECE MES eS ed H F Be Rl i a AA E lla pone 7 Generation 1 series series Destination Japan Asia Hic Ear U ma A standard Input power Single Single Three Three supply phase phase phase phase 100
19. Oe o Oe Or A aay a i 4 1 O 17 CRC No 16 Xor GP IM E E ec PR a eo em Ver oY es FM sO E O 18 Shift gt gt 2 O A O A OO 1507130 10 0 00 AA 1 2 19 CRC No 18 Xor GP 1115010 11 110 114 1 0 1 0 1 0 00 0 10 10 14 1410 20 Shift gt gt 2 gt Oo ee Oe ot Oe 01 010 101 0 00 10 0 4 1 21 CRC No 20 Xor GP 1 0 0 0 0 1 0 1 0 0 0 0 0 0 o0 0 22 Shift gt gt 2 a ald iii al el a e shift of No 8 terminated 23 3 data byte A 202 AN A A 207 20 O O20 min 24 CRC No 22 Xor No 23 0ol0111lo0o o0olo0o lo0ol11 10 1 0 0 010 1411 25 Shift gt gt 1 olo lolio 8 Oe et TOS il Ae NA 1 26 CRC No 25 Xor GP 1 0 1 1 0 0 0 0 1 0 1 0 0 0 o0 0 27 Shift gt gt 6 0O o0 o o o0 0 1 0 1 1 0 0 0 0 1 0 1 28 CRC No 27 Xor GP 1156 Oe 105 OA ae 08 S02 08 4 29 Shift gt gt 1 Or AO OA O Oe AO aed Ae Oe 0 20 6 4 1 30 CRC No 29 Xor GP AAA AA OO AO cy AR O Ve A 0 10 31 4 data byte DIO ORSON OA 0 O 40 O enon en 000 SO 510 50 32 CRC No 30 Xor No 31 ANA NA O O O AA O A A TO SO WO 410 33 Shift gt gt 2 oo 111 1 1Jo o o 1 0 11 1 0 010 1 34 CRC No 33 Xor GP 110 0 1 1 1 0 0 0 1 0 1 1 0 1011 35 Shift gt gt 1 a aoo Aa e a E fee E ies ele e Ves AI Ol o 1 36 CRC No 35 Xor GP cE es Pata te Vr E II Ce oe AE A E e E 37 Shift gt gt 1 NE AE ISI eh A Oe ah Weg ig 6 1 To be continued 3 21 Table 3 13 CRC data calculation table Continue
20. Table 5 26 Capacities and data Capacity kW Data kW Data Capacity kW Data kW Data Capacity kW Data kW Data Nico ks E 06 6 a 2200 Eis Mn 28000 0 1 10 30 3000 315 31500 0 2 20 37 3700 355 35500 0 4 40 45 4500 400 40000 0 75 75 55 5500 450 45000 1 5 150 75 7500 500 50000 2 2 220 90 9000 550 55000 3 7 370 110 11000 600 60000 5 9 550 132 13200 650 60650 7 5 750 160 16000 700 60700 11 1100 200 20000 750 60750 15 1500 220 22000 800 60800 18 5 1850 250 25000 1000 61000 Example When the capacity is 2 2 kW 2 20 x 100 220 00DC4 Consequently gt Data format Hp Floating point data accel decal time PID display coefficient 5 4 3 2 1 0 6 L Unused Polarity O gt Positive 1 gt Negative Exponent O to 3 Mantissa 1 to 999 Value expressed in this form polarity Mantissa x Exponent 2 power of 10 Value Mantissa Exponent Exponent 2 power of 10 0 01 to 9 99 1 to 999 0 0 01 10 0 to 99 9 100 to 999 1 0 1 100 to 999 100 to 999 2 1 1000 to 9990 100 to 999 3 10 Example When FO7 acceleration time 1 20 0 seconds 20 0 200 x 0 1 gt 0000 0100 1100 1000 04C8 gt 04 C8 Consequently i 5 32 5 2 Data Formats Data format 14 Operation command RST E T x a e 2 z a REV FWD General purpose Unused General purpose input FWD Forward input command Alarm reset REV Reverse command All bits are turned
21. a a a i e a toi 3 12 3 2 1 Inverter s response time ii ideal asters eee death eee 3 12 3 2 2 TIMESOUt process a Ao 3 13 3 2 3 Receiving preparation complete time and message timing from the host 3 14 3 2 4 Frame synchronization method vcd ati 3 14 39 COMMUNICATIONS Errors lt del 3 15 3 3 1 Categories Of COMMUNICATIONS ELLOMS ccccseececceeseeccceesecceececcsneeesseueeeeseueeesseaeeeees 3 15 3 3 2 Operations INCASE OT SIONS rasure See cicero lec ida 3 16 TRO aie A Pr O A tonee asesdecpanie 3 19 3 4 1 Overview On he ERE SS A A 3 19 3 4 2 AIM a 3 19 3 4 3 Calculation example ai 3 21 3 4 4 Frame length CalCulation ccccccccsseccseseccsseeeseseecsaseeceueeeseuecseageceeaeeeseeeessaeeensuesenees 3 22 CHAPTER 4 FUJI GENERAL PURPOSE INVERTER PROTOCOL 4 1 Mess AGC Si ia 4 1 4 1 1 Message to mais resien E E A 4 1 4 1 2 Transmission TAINS A A teareentennsa malades 4 2 4 1 3 Descriptions OR NEIG Sacaron 4 10 4 1 4 COMMUNICATIONS EXAMPIES cccceecccceececseececeeececeececeeeeeceuceeseeeesseeeesseceseeeesaeeeeseees 4 12 4 2 FOS SIGE TOCCOINCS sas soars sasha ad haat sles eed ected aa 4 14 4 2 1 Inverter s response MM dosis 4 14 4 2 2 Timeout procesar Ab 4 15 4 2 3 Receiving preparation complete time and message timing from the host 4 15 4 3 COMMURICAIOASNEOES oia 4 16 4 3 1 Categories Of COMMUNICATIONS ETTOTS occccconncnccnnccnnnnoncnnnnonnncnnanonnnnanennnnonrnnonnnnnnnn
22. are eer A de 3 1 3 1 2 MESS age IY DOS tech few snes aches a is 3 1 3 1 3 Message ames aiii iaa 3 2 3 1 4 Message cate goes AAA A cam 3 4 3 1 5 Communications examples ia 3 11 3 2 Host Side POCAS elo late dswnutye 3 12 3 2 1 Inverter S response time cooonccccncccnncccncconnoconnononcnnnnconnnonononnnnonannonannonnnnnnnnonannenanenaness 3 12 3 2 2 TIMEout PIOCCSSIN ia euaeeh es teatedenes 3 13 3 2 3 Receiving preparation complete time and message timing from the host 3 14 3 2 4 Frame synchronization Metodo 3 14 393 COMMUNICATIONS EMOS omua a a oiis 3 15 3 3 1 Categories Of COMMUNICATIONS ELTOMS cccccesccccceseeecceseecceeseeccsseeeceesseessegseessaeeeenes 3 15 3 3 2 Operations in case Of effors ooccccoccncccccnccncnnononnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnonnnnnnnnnnnnnnnnnnnnncnnnos 3 16 ERE E a e a a E E EN 3 19 3 4 1 Overview orhe CRC TG ice dd o is 3 19 3 4 2 ALO Maa AAA AA DAA 3 19 3 4 3 SS ene Naren Mn ereRt Rte E A E rae 3 21 3 4 4 Frame length Calc isis 3 22 3 1 Messages 3 1 Messages 3 1 1 Message formats The regular formats for transmitting RTU messages are shown below Inverter s response time Slave Turn around Time Response Query transaction Host master Inverter slave Broad cast transaction Host Broadcast message master Inverter No response slave If the inverter receives from the host a message in the standby status and considers it properly rece
23. case read the BUSY flag M14 15 bits If additional writing is performed during writing NAK error during writing will result 3 Function codes are divided into function codes that can be edited from the keypad of the inverter and communications dedicated function codes 1 Function codes editable from the keypad Fundamental function F code Extension terminal function E code Control function of frequency C code Motor parameter P code High performance function H code Application function J code Link function y code For further information about these codes see 2 4 Making RS485 related settings in Chapter 2 of this manual and Chapter 9 Function Codes of the FRENIC Mini User s Manual MEH446 or FRENIC Eco User s Manual MEH456 Communications dedicated function codes Command data S code Monitor data 1 M code Monitor data 2 W code Alarm data 1 X code Alarm data 2 Z code For further information about these codes see Chapter 5 Function Codes and Data Formats 4 4 4 1 Messages Table 43 ACK frame Value Byte Field ASCII Hexadecimal Description format format 0 SOH SOH O14 Start of message 1 Station Oto 3 30H to 33H Station address of the inverter decimal ten s figure 2 address 0 to 9 30H to 394 Station address of the inverter decimal one s figure ACK ACK 06H Transmission response Acknowledgement There was no receiving or logical error 4 C
24. coil address is O to 15 calculated by subtracting one from the coil number If a coil address is 16 or more an error occurs because of an incorrect address lf the byte count is O or 3 or more an error occurs because of an incorrect data The number of coils is 1 to 16 If O or 17 or more an error occurs because of an incorrect address No error occurs even if the coil address plus number of coils exceeds the coil range lf the number of coils is 9 or more and the byte count is 1 or less an error occurs because of an incorrect data Ifthe number of coils is 8 or less and the byte count is 2 no error occurs Data are stored from the LSB the rightmost bit in the table above in ascending order of coil number When a coil is turned on the data becomes one When a coil is turned off the data becomes zero All the remaining bits are ignored The byte count field indicates the byte length of the write data Foradata example see table 3 7 Table 3 7 Example of coil address 2 and the number of coils pe pee ee ee e e a AAA A AO E E EEC RR 3 9 7102010Yd NLY snapon MiTo Interpretation of normal response The forms of coil address and number of coils are the same as the forms of query Noresponse is returned to the broadcast command 8 Error response If the inverter receives an improper query it will not execute it which will result in error response Error response 1 byte 1 byte 1 byte
25. frame FGI BUS Modbus RTU Loader command format Synchronization Detection SOH Start Of Detection of no data Start code 96H method of Header character transmission time for 3 detection transmission frames byte period Frame length Normal transmission Variable length Variable length 16 bytes fixed High speed transmission 8 or 12 bytes Maximum transfer Write 1 word Write 50 words Write 41 words data Read 1 word Read 50 words Read 41 words Messaging system Polling Selecting Broadcast Transmission ASCII Binary Binary character format Character length 8 or 7 bits selectable by 8 bits fixed 8 bits fixed the function code Even Odd or None selectable by the function code Stop bit length 1 or 2 bits selectable by No parity 2 bits 1 bit fixed the function code SNOILVIIJID3IAS NOWWOD RALES Even or Odd parity 1 bit Error checking CRC 16 Sum check 2 1 1 Specification of the RJ 45 connector for RS485 communications modular jack The RS485 communications port of the FRENIC Mini s RS485 communications card option and the RS485 communications port for connecting the keypad equipped on the FRENIC Eco are the RJ 45 connectors with the pin assignment shown below 4 DX RS485 communications data A terminating resistor of 1120 is incorporated Connection cut off is selected by a switch RS485 communications data For the details of the switch refer to 2 2 2 2 About terminating
26. hM O O Contents of 1 in alarm list p example Li Multiple alarm 1 latest 0000 to FFFFy 1 b bI O O Multiple alarm 2 latest 00004 to FFFFxH 1 G a O Sub code 0 to 9999 1 x O Alarm history last 00004 to FFFFy 1 b AL O O Contents of 2 in alarm list example zi Li Multiple alarm 1 last 00004 to FFFFy 1 b if O O Multiple alarm 2 last 0000 to FFFFy 1 Dti O Sub code 0 to 9999 1 x O Alarm history second last 00004 to FFFF y 1 Et O O Contents of 3 in alarm list example 7 Li Multiple alarm 1 Second 0000 to FFFFy 1 O O last Multiple alarm 2 second 0000 to FFFFy 1 277 QO O last Sub code 0 to 9999 1 z x O Alarm history third last 00004 to FFFFy 1 bh O O Contents of 4 in alarm list example LLA X16 Multiple alarm 1 third last 0000 to FFFFy 1 h GI O O X17 Multiple alarm 2 third last 0000 to FFFFy 1 Be O O X18 Sub code O to 9999 1 a x O X20 Latest information on 0 00 to 655 35 0 01 Hz amp i O O alarm output frequency X21 output current 0 00 to 9999 Variable A GA A O JFG 0 00 to 655 35 0 01 A 50 O O RTU inverter capacity 22kW e SOHP or less 0 0 to 5000 0 Al A i x O RTU inverter capacity 30kW 40HP or more output voltage 0 to 1000 1 v amp G 0 oO X23 torque operation value 999 to 999 1 e OU A 20187 6 4 NO O set frequency 0 00 to 655 35 0 01 Hz 6 7 O
27. recovered within five seconds Error Communications Norma Norma status display peculiar lt gt 50s FWD ow asian Command ON OFF from RS485 Set a frequency necio db Operation Stop Inverter s Set internal frequency operation Output frequency The inverter accelerates to the set frequency even if a transmission error occurs during acceleration 1 For the period until communications is recovered the command command data operation data executed just before the communications error had occurred is retained 3 17 7102010Yd NLY snapon MiTo When y02 3 mode in which the inverter continues operating when a communications error occurs Communications status display FWD Command from RS485 set frequency Operation command Inverter s Set internal frequency operation Output frequency Error Normal Normal Regular gt Operation The inverter retains the setting at the time of the occurrence of the transmission error and continues operating For the period until communications is recovered the command command data operation data executed just before the communications error had occurred is retained 3 18 3 4 CRC 16 3 4 CRC 16 3 4 1 Overview of the CRC 16 The CRC cyclic redundancy check is a system to confirm whether there is any error in the communications frame during data t
28. status 16 O O X26 cumulative operation time 1 O O X27 number of startups 1 O O X28 DC link circuit voltage 1 O O X29 internal air temperature 1 x O X30 heat sink temperature 1 O O X31 control circuit terminal input 43 O O X32 control circuit terminal output 15 O O X33 communications control signal input 14 O O X34 communications control signal output 15 O O X60 Last information on alarm output frequency 22 O O X61 output current 24 FGI O o O 19 RTU O O X62 output voltage 1 O O X63 torque operation value 6 x O X64 set frequency 22 O O X65 operation status 16 O O X66 cumulative operation time 1 O O X67 number of startups 1 O O X68 DC link circuit voltage 1 O O X69 internal air temperature 1 x O X70 heat sink temperature 1 O O X71 control circuit terminal input 43 O O X72 control circuit terminal output 15 O O X73 communications control signal input 14 O O X74 communications control signal output 15 O O 5 28 5 2 Data Formats Table 5 24 List of data format numbers Z codes Format number Z00 Second last information on alarm output frequency 22 O O Z01 output current 24 FGI O o o 19 RTU O Z02 output voltage
29. terminals are as shown in the table below Terminal symbol Terminal name Function description RS485 communications data This is the terminal of RS485 DX terminal communication data RS485 communications data This is the terminal of RS485 DX terminal communication data Communications cable shield This is the terminal for relaying the shield of SD terminal the shielded cable insulated from other circuits DX relay terminal for This is the relay terminal of RS485 DX multidrop communications data DX relay terminal for This is the relay terminal of RS485 DX multidrop communications data gt SD relay terminal for This is the terminal for relaying the shield of SD multidrop the shielded cable insulated from other circuits Internal switch Terminating resistor switching A terminating resistor of 112Q is incorporated Connection release is switched by this switch For the details of the switch see section 2 2 1 Basic connection diagrams SNOILVOISIOSdS NOWWOD EAO O DX META A TXD EA DX Ms A SD RXD a SERE nm Terminating es Lee resistor Lee SW103 Y SD RS485 communications card option 2 1 4 Specification of connection cable for RS485 terminal To ensure the reliability of connection use twisted pair shield cables for long distance transmission AWG 16 to 26 2 3 2 2 Connections 2 2 1 Basic connection When connecting the keypad with the inve
30. to 99990 Variable r min Speed O O monitor W18 Line speed set value 0 00 to 99990 Variable r min Speed O x monitor W19 Constant feed time set 0 00 to 999 9 Variable min Speed O x value monitor W20 Constant feed time 0 00 to 999 9 Variable min Speed O x monitor W21 Input power 0 00 to 9999 Variable kW Operation O O status monitor W22 Motor output power 0 00 to 9999 Variable kW Operation x O status monitor W23 Load factor 999 to 999 1 Operation x O status monitor W27 Timer operation remaining 0 to 9999 1 s Operation O x time status monitor W28 Operation command 0 to 22 1 O oO a4 source W29 Frequency PID command 0 to 35 1 O O 2 source W30 Speed unit 0 00 to 100 00 0 01 Speed x O monitor W31 Speed setting unit 0 00 to 100 00 0 01 Speed x O monitor W32 PID output 0 to 150 0 0 1 Operation x O PID output status expressed by a monitor percentage with setting the maximum output frequency FO3 to 100 9 11 SIVWYOS VLWO ANY S3009 NOILONN 4 PELO Table 5 10 Keypad related function code W codes Continued o LED Support Code Name Monitor range Min step Unit Remarks display Mini Eco W33 Analog input monitor 999 to 9990 Variable Operation x O Inverter s analog status input converted by monitor E40 and E41 W40 Control circuit terminal 0000 to FFFFy 1 Oo ft O O inpu
31. 000 0 01 A x o capacity 30kW 40HP or more M7O Operation status 2 Displays the 0000p to 1 O O operation status in FFFFy the form of a bit signal M71 Input terminal Operation command 0000 to 1 O O information information from the FFFFY terminal block and communications M72 PID feedback PID feedback based 32768 to 1 x O on 100 of analog 32767 input 20000 100 M73 PID output PID output based on 32768 to 1 x O the maximum output 32767 frequency F03 20000 100 SIVWYOS VLWO ANY S3009 NOILONNS PELO 5 1 4 Information displayed on the keypad The function codes used to read via RS485 information displayed on the keypad are classified into W codes X codes and Z codes All of these function codes are for read only The function codes shown in Tables 5 10 to 5 12 correspond to the menu numbers displayed on the LEDs on the keypad shown in the LED display field The Support column of the table indicates whether each function is supported by the respective models or not O indicates the function is supported and X indicates the function is not supported For further information about data displayed on the keypad see Chapter 3 OPERATION USING THE KEYPAD of the FRENIC Mini Instruction Manual INR SI47 0791 E or FRENIC Eco Instruction Manual INR SI47 0882 E RTU and FGI in the Remarks field represent the Modbus RTU protocol and the Fuji general purpose inverter proto
32. 1 FC 3 function code P02 P 034 02 02 number of read data 20 GP generative polynomial expression 1010 0000 0000 0001 Station Function code Number of read data address O14 034 02 004 144 Table 3 13 CRC data calculation table PN PROCESS 15 14 13 12 11 10 9 8 7 6 5 4 3_2 1 0 Flag 1 Initial data R FFFF A ete WY Me TA AE a A elle A AS A 2 1 data byte A A O O 208 O 1200 O Ori Om On 0 0 A E 3 CRC No 1 Xor No 2 MAA A AAA a A A AA O 4 Shift gt gt 2 up to flag 1 Oo Os A AA IA A A E A A 1 5 CRC No 4 Xor GP MIE A E Y ES NN E AA E TSG O 6 Shift gt gt 2 Fm Pc 0 180 es cs Ne mF Vn A DV A Vee 1 gt 7 CRC No 6 Xor GP ON Eo 0 E RE ES E E A e 8 Shift gt gt 2 0 107 1 10 V0 0 02 4 ay a ae aa ti ite A 1 E 9 CRC No 8 Xor GP 110lo0ol lo lololol1dil 1 11 111 1 1711 1 0 10 Shift gt gt 2 OO te GON OO Oe Oe AA RA ae a 1 Q shift of No 8 terminated o 11 CRC No 10 Xor GP a Oe o Oe E O A O Oi Ort O AS a O a 12 2 data byte OF OMI oO 00 0 Oe 0 05 201 505 5001500 500 D 13 CRC No 11 Xor No 12 1o o o Tto oo i o o a aa A A Aa aA E 14 Shift gt gt 1 0 1 0 00 O0O O0O O o0o 0 1 1 1 1 110 1 y 15 CRC No 14 Xor GP Paia SO on o o o N ae ai E A O 16 Shift gt gt 1 01111111010 Oe 4
33. 1 byte 2 bytes 2 bytes 2 bytes Station 104 Function Number of write Error check address code data 3 5 How to set a query When the station address O is selected broadcast is available In this case all inverters do not respond even if a broadcast request is executed FC 16 101 The function code is two bytes long The Hi byte indicates the function code group see Table 3 2 and the Lo byte represents a function code identification number 0 to 99 The number of write data is two bytes long and the setting range is from 1 to 50 If 51 ora higher value is set error response will result The byte count field is one byte long and the setting range is from 2 to 100 Set a value equivalent to the double of the number of write data Set the lowest order code the data on the function code requested by the query at the first two bytes of the write data and the higher order data address plus 1 address plus 2 at the following bytes If the write data contains an unused function code the writing will be ignored which will not result in an error Interpretation of normal response With regard to the function code and the number of write data the same values as those of the query will be sent back 4 Diagnostics Query 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 08H Sub function code Write data Error check address 0000 Hi Lo Hi Lo Normal response 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 08H Sub function c
34. 2 5 1 Communications Dedicated Function Codes Code Name Description Monitor range Min Unit Support siop Mini Eco M16 Latest alarm Display alarm 0 to 127 O O contents contents in the form M17 Last alarm Brenes contents M18 Second last alarm contents M19 Third last alarm contents M20 Cumulative O to 65535 1 h O O operation time M21 DC link circuit Displays the DC link O to 1000 1 V O O voltage circuit voltage of the inverter M23 Model code Displays the series 0000 to O O generation model FFFFy and voltage series in four digit HEX data M24 Capacity code Displays the O to 65535 1 O O capacity of the inverter M25 ROM version Displays the ROM O to 9999 1 O O version used in the inverter M26 Transmission Communications 0 to 127 O O error transaction error code of RS485 code M27 Frequency Data equivalent to 32768 to 1 O O command on M01 on alarm 32767 alarm p u 20 000 final command maximum output frequency M31 Frequency Data equivalent to 0 00 to 655 35 0 01 Hz O O command on MO5 on alarm alarm final command M32 Output frequency Data equivalent to 32768 to 1 O O 1 on alarm p u MO6 on alarm 32767 20 000 maximum output frequency M33 Output torque on Data equivalent to 327 68 to 0 01 x O alarm M07 on alarm 327 67 M35 Output frequency Data equivalent to FGI 0 01 Hz O O 1
35. 2 3 4 5 6 30H to 3FyH Checksum 1 hexadecimal ten s figure 30H to 3FyH Checksum 2 hexadecimal one s figure 4 1 Messages Polling response frame inverter gt gt host 0 1 2 3 4 5 8 9 10 11 address 1 2 For BCC byte Table 4 8 Polling response frame Value Field ASCII Hexadecimal Description format format SOH O14 Start of message Station 30H to 33H Station address of the inverter decimal ten s figure address 30H to 394 Station address of the inverter decimal one s figure ACK NAK Transmission request 06 Acknowledgement There was no receiving or logical error 154 Negative acknowledgment There was a logical error in the request Command Request command 67H Actual frequency actual speed MO6 GAH Output frequency monitor M09 6BH Operation status monitor M14 68H Torque monitor M07 not supported by FRENIC Mini 30 to 3FH Data s first character hexadecimal thousand s figure 30H to 3FH Data s second character hexadecimal hundred s figure 30H to 3FH Data s third character hexadecimal ten s figure 304 to 3FH Data s fourth character hexadecimal one s figure 03H End of message 304 to 3FH Checksum 1 hexadecimal ten s figure 30H to 3FH Checksum 2 hexadecimal one s figure 3 NAK frame When the response frame length is determined by the command type and the command type character i
36. 2 bytes address Interpretation of error response The station address is the same as that of the query The exception function is a value obtained by adding 80 to the FC of the query message or the value of the FC if the FC is larger than 80 For example when the FC is 3 the exception function is 3 128 131 83 The subcode represents the code of the reason for the improper query Table 3 8 Subcodes Subcode Item Description Improper FC FRENIC Mini A FC other than 3 6 8 or 16 has been received FRENIC Eco A FC other than 1 3 5 6 8 15 or 16 has been received Improper Improper An unused function code or a function code out of range address function code was received When the read write data except the first one containing an unused function code In Read holding registers Zero 0 will be read which will not result in an error In preset multiple registers The writing will be ignored which will not result in an error Improper When the number of read write data is not between 1 number of and 50 data No error will result when the value of the function code plus the number of data is beyond the setting range of the function code Subfunction A value other than 0 was received although the subfunction code error code as the diagnostics was fixed to 0 diagnostics Improper Data range The write data is beyond the permissible write range data error No wee of FRENIC
37. 6667 innconcccconcnnccncnnccunnncnnnnonanononas reverse rotation 0 6667 Thus 65536 6667 58869 E5F5y 3 Set the data Position Set value forward rotation Set value reverse rotation Data s first character ASCII 1 ASCII E Data s second character ASCIIA ASCII 5 Data s third character ASCII 0 ASCII F Data s fourth character ASCII B ASCII 5 3 Checksum field The data in this field is intended to check whether there is any error in the communications frame at the time of data transmission Calculate the data by adding one byte to all fields except for SOH and the checksum field treating the last byte of the result as a two digit hexadecimal value and converting each digit into an ASCII code Example When the result of addition is 0123 Position Set value forward rotation Checksum 2 ASCII 3 109010Yd YSLYSANI ISOdANA IVIANIO IMA PLANO 4 1 4 Communications examples Typical communications examples are shown below the station number is 12 in all cases 1 Standard frame Example 1 Selecting S01 speed setting 1 write 10Hz command x 20 000 maximum output frequency 50Hz 4000d OFA0 Request frame host gt inverter son 1 2 ena w s jo 1 spjo F ja o ferx 7 jo ACK frame inverter gt host NAK frame inverter gt host Link priority error son 1i 2 nak w s o j1jsejse 4 c o erx e np Example 2 Polling of M09 output frequency read Request frame hos
38. O X25 operation status 0000 to FFFFy 1 biG O O cumulative operation time 0 to 65535 1 h b Li O X27 number of startups 0 to 65535 1 Times amp _4i4H O O DC link circuit voltage 0 to 1000 1 Ve one VO O internal air temperature O to 255 1 C B i x O X30 heat sink temperature 0 to 255 1 cl goa OO O X31 control circuit terminal 00004 to FFFFy 1 a i O O input 5 17 X32 control circuit terminal 0000 to FFFFy 1 mA ee O output re ag X33 communications control 00004 to FFFFy 1 z 5 i O O signal input Pa NN i X34 communications control 0000 to FFFFy 1 G i O O signal output BCL SIVWYOS VLWO ANY S3009 NOILONN 4 PELO Table 5 11 Keypad related function codes X codes Continued LED Support Code Name Monitor range Min step Unit Remarks display Mini Eco X60 Last information on alarm 0 00 to 655 35 0 01 Hz Ar O O output frequency X61 output current 0 00 to 9999 Variable A b_i O O FGI 0 00 to 655 35 0 01 A amp O O RTU nverter capacity 22kW OOO DO IE IO DO IO SOHP orless 0 0 to 5000 0 0 1 A bi x O RTU inverter capacity 30kW 40HP or more X62 output voltage 0 to 1000 1 V br O O X63 torque operation value 999 to 999 1 LIT x O set frequency 0 00 to 655 35 0 01 Hz amp LY O O
39. O O input i Z62 control circuit terminal 0000 to FFFFy 1 B O O output E oi Z63 communications control 00004 to FFFFy 1 A i O O signal input A Z64 communications control 0000 to FFFFy 1 A id O O signal output BELI 5 17 9 2 9 2 1 The following table shows the communications data format numbers for function code data Create data according to the data format specifications described below For data ranges and units see Chapter 9 Function Codes of the FRENIC Mini User s Manual MEH446 or FRENIC Eco User s Manual MEH456 The Support column of the table indicates whether each function is supported by the respective models or not O indicates the function is Data Formats List of data format numbers supported and x indicates the function is not supported general purpose inverter protocol respectively Table 5 13 List of data format numbers F codes Data Protection Format number 1 RTU and FGI in the Format number field mean the Modbus RTU protocol and the Fuji O Frequency Command 1 1 Operation Method 1 Maximum Frequency 3 Base Frequency 3 Rated Voltage at the base frequency 1 Acceleration Time 1 12 Deceleration Time 1 12 Torque Boost 3 Electronic Thermal Simulator Overload Detection for Motor Protection Selection of motor cooling fan property 1 O O7 O O Of OC OC
40. OQ 1 ASCII k Reads the operation status monitor M14 1 The above commands a to k are used to read or write data in the function code data format specified in parentheses 2 Data field Standard frame 8 9 10 11 12 Special additional Data s first Data s second Data s third Data s fourth data character character character character Optional frame 9 10 11 12 Data s first Data s second Data s third Data s fourth character character character character All data except for some special ones are treated as 16 bits long In the data field of the communications frame data is hexadecimal 0000 FFFF and each digit is represented by an ASCII code Negative integer data signed data is treated as a complement of 2 of the integer data without the sign caution The alphabetic characters A to F of hexadecimal data must be uppercase Set 0 in all the data fields of the request frame for polling In selecting the data field of the ACK frame will be undefined 4 10 4 1 Messages Example When setting 20Hz with function code S01 speed setting 1 maximum output frequency 60Hz 1 Calculate the set value according to the data format of S01 20000 maximum output frequency Data 20Hz x 20000 60Hz for forward rotation for reverse rotation 6666 6 t 6667 2 Convert the data into hexadecimal a complement of 2 in the case of negative data Data 000 ctas csode forward rotation 1A0By Data
41. THE SWITCHIAG nestle ee ceda dos 2 14 2 3 2 Link functions operation Selecti0N cocooonccncoconcnnoconnoncnnncnconononnononcnnonnnconconanennnnnoos 2 15 2 3 3 How to switch communications enabled disabled ooocccccconcnnccnoncnononcncononcnnnnnas 2 16 2 3 4 Link functions for supporting data input operation select ccccooncccccccccncconcnncnnos 2 17 2 4 Making RS485 related Settings oocccocnnnococonnocccocononnononnncnnonnnononnnnnonannnnononnnnnnnanannnnnnns 2 18 2 4 1 Link function R8485 setting ri pis li o ii 2 18 2 1 Specifications 2 1 Specifications of RS485 Communications Table 2 1 shows the specifications of RS485 communications Table 2 1 RS485 communications specifications Item Specification FGI BUS Modbus RTU Loader commands Complying with Fuji general purpose Modicon Modbus Special commands inverter protocol RTU compliant only in dedicated to inverter RTU mode only support loader software not disclosed No of supporting Host device 1 stations Inverters up to 31 Physical level ElA RS485 Connection to Connect using an 8 wire RJ 45 connector or 8 wire RJ 45 connector RS485 terminal block Synchronization Start Stop system method of character Transmission speed 2400 4800 9600 19200 and 38400 maximum 19200 for FRENIC Mini bps Maximum 500m transmission cable length No of available 1 to 31 1 to 247 1 to 255 station addresses Message
42. V 200V 200V 400V Example When the inverter type is FRN1 5C 1 S 2 J E Destination Japan Input power supply 3 phase 200V Structure Standard Generation 1 series Model C Since model C is represented by code 5 generation 1 series by code 3 destination Japan standard by 1 and input power supply 3 phase 200V by 3 the model code is 5313 Data format 19 Current value Current values are decimal data positive The minimum step is 0 01 for an inverter capacity of 22kW 30HP or less and 0 1 for an inverter capacity of 30kW 40HP or more When inverter capacity is 22kW 30HP or less any data higher than 655A cannot be written No correct value can be read out when a direction for write data higher than 655A is issued Current data is rounded down on and after the fifth digit inside the inverter Ex When a writing direction of 107 54A is issued to an inverter with a capacity of 22kW 30HP 107 54 is written Ex When F11 electronic thermal operation level 107 0A 40HP 107 0 x 10 1070 042E consequently Ex When F11 electronic thermal operation level 3 60A 1HP 3 60 x 10 360 0168 consequently gt 9 34 5 2 Data Formats Data format 20 Communications error Table 5 28 Communications error codes common to both protocols Code Description Checksum error CRC error gt No response Parity error gt No response Code Description Framing er
43. Valid Invalid 87 FR2 FR1 Run command 2 run OFF e O X5 command 1 E 88 FWD2 Forward run stop OFF x O command 2 FWD 89 REV2 Reverse run stop OFF E O XR command 2 REV 98 FWD Forward operation stop OFF O O command 99 REV Reverse operation stop OFF O O command Terminals FWD REV only X4 X5 not supported by FRENIC Mini 5 1 Communications Dedicated Function Codes 3 Function data Table 5 5 Function code and data S08 S09 Permissible Function Min step setting range Acceleration Set data with 0 0 to 3600 0 0 1 s R W common code S08 time F07 numbers and in common communications Deceleration 0 0 to 3600 0 0 1 S R W s09 formats to models time F08 1 When an attempt is made to enter a value out of the appropriate permissible setting range an out of range error will result 2 The acceleration time of S08 and the deceleration time of S09 are set to FO7 acceleration time 1 and F08 deceleration time 1 respectively When FO7 or F08 is changed on the keypad and so on the changed data is reflected onto S08 or S09 respectively 3 The figures below the fourth place figure of the S08 acceleration time and the S09 deceleration time are omitted within the inverter If for example 123 4s is written 123 0s is entered 4 Universal DO and universal AO Not supported by FRENIC Mini Table 5 6 Function code
44. WYOS VLWO ANY 83009 NOILONN 4 ERLO 30 PID keypad command 31 PID analog command 1 33 PID UP DOWN command 34 PID communications process command IN O MET CN 3 RS485 channel Lo ee FRENIC Mini FRENIC Eco RS485 channel 1 RS485 communications card Keypad connection connector on option the inverter RS485 channel 2 RS485 communications card option Table 5 10 Keypad related function code W codes Continued LED Support Code Name Monitor range Min step Unit E Remarks display Mini Eco Terminal C1 input current 0 0 to 30 0 0 1 mA lib O O W46 FMA output voltage 0 0 to 12 0 0 1 V TiO O FMP output voltage 0 0 to 12 0 0 1 V Sol O FMP output frequency 0 to 6000 1 ua ox O The output pulse rate of terminal FMP expressed by p s Terminal V2 input voltage 0 0 to 12 0 0 1 V O Z O FMA output current 0 0 to 30 0 0 1 MA LA x O Cumulative operation time 0 to 65535 1 h AO O DC link circuit voltage 0 to 1000 1 vV Se ES O Maximum temperature of O to 255 1 E O internal air Maximum temperature of 0to 255 1 la O O heat sink Maximum effective current 0 00 to 9999 Variable A 567 O O value Capacitor of the DC bus 0 00 to 100 0 0 1 S205 O capacitor Cumulative operation time of O to 65535 1 h 5L O O electrolytic capacitor on PC board Cumulative operation time 0 to 65535 1 h TO O of
45. X65 operation status 0000 to FFFFy 1 Ab O O cumulative operation time O to 65535 1 h BOT O O number of startups 0 to 65535 1 Times A_i O O X68 DC link circuit voltage O to 1000 1 V 56 039 O internal air temperature 0 to 255 1 C OH wi x O X70 heat sink temperature 0 to 255 1 oC bit O O X71 control circuit terminal 0000 to FFFFy 1 amp ic O O input A X72 control circuit terminal 00004 to FFFFy 1 amp ic O O output B i X73 communications control 0000 to FFFFy 1 B id O O signal input E E fa X74 communications control 0000 to FFFFy 1 5 ia O O signal output BCL 5 1 Communications Dedicated Function Codes Table 5 12 Keypad related function codes Z codes Monitor range Min step mee Remarks display ZOO Second last information on 0 00 to 655 35 0 01 Hz Li O O alarm output frequency Z01 output current 0 00 to 9999 Variable A _ 7 O O FGI inverter capacity 22kW 30HP or SS 0 0 to 5000 0 0 1 A Lii x O RTU inverter capacity 30kW 40HP or more output voltage 0 to 1000 1 v 566gr O O torque operation value 999 to 999 1 LED x O Z04 set frequency 0 00 to 655 35 0 01 Hz TAUT O O Z05 operation status 0000 to FFFFy 1 bib O O Z06 cumulative operation time O to 65535 1 h b Li O O
46. ad FAN Cooling fan in operation TRY Retry in operation OH Heat sink overheat early warning LIFE Lifetime alarm OLP Overlaod prevention control ID Current detection IDL Low level current detection However RDY KP FAN and OH are not supported by FRENIC Mini Data format 45 Floating point data 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Exponent 0 3 Mantissa 1 to 9999 The value expressed by this format the mantissa x 10 enen Numeric value Mantissa Exponent On 0 001 to 9 999 1 to 9999 0 0 001 10 0 to 99 9 1000 to 9999 1 0 01 100 0 to 999 9 1000 to 9999 2 0 1 1000 to 9999 1000 to 9999 3 1 9 38 FRENIC Mini FRENIC ECO User s Manual for RS485 Communications Card First edition October 2002 Second edition September 2004 Fuji Electric FA Components amp Systems Co Ltd We prepared and examined the contents of this manual with extreme care However if you have any questions or notice errors omissions misprints etc please contact us We are not responsible for any effects of the results caused by the operation of this product irrespective of such errors omissions misprints etc as described above Fuji Electric FA Components amp Systems Co Ltd Gate City Ohsaki East Tower 11 2 Osaki 1 chome Shinagawa ku Tokyo 141 0032 Japan Phone 81 3 5435 7139 Fax 81 3 5435 7458 Information in this manual is subject to change without notice Printed in Japan 2004 9 104a J02 CM 10 FIS
47. al computer on which inverter support software runs see the Inverter Support Software FRENIC Loader Instruction Manual The inverter can be controlled as a subordinate device slave by connecting it to an upper level device host master such as a PLC or personal computer As the communication protocols for controlling inverter the Modbus RTU widely used by a variety of appliances and the Fuji general purpose inverter protocol common to Fuji s inverters are available Modbus RTU protocol The Modbus RTU protocol is a set of communications specifications defined to connect Modicon s PLCs Programmable Logic Controllers in a network A network is established between PLCs or between a PLC and another slave unit s inverter s etc The main functions include supporting both a query response format and a broadcast format for messages enabling the host unit as the master to transmit queries to each inverter as a slave and each slave to send back responses to the queries to the master supporting two modes RTU mode and ASCII mode as transmission mode for the standard Modbus Protocol FRENIC Mini Eco supports the RTU mode only which provides a high transmission density performing an error check through a CRC cyclic redundancy check to ensure accurate data transmission Fuji general purpose inverter protocol This protocol is commonly used for all models of Fuji s general purpose inverters The main functions include
48. ample When the data is 1 234 1 234 x 1000 1234 FB2E Consequently gt Data format 10 Alarm codes Table 5 25 List of alarm codes No alarm Braking resistor overheat crt rw of Tu 1 Overcurrent during LiL i 23 Motor overload LiL i acceleration 2 Overcurrent during GEE 25 Inverter overload Li Li deceleration 3 Overcurrent during Li d 31 Memory error EFA e constant speed operation gt 5 Ground fault ER 32 Keypad communications Erz Ed error gt 6 Overvoltage during Lit d 33 CPU error BRA S acceleration Q 7 Overvoltage during Lie 34 Option communications aa O deceleration error 8 Overvoltage during Goa 35 Option error le ew e constant speed operation m or stopping 10 Undervoltage LLI 36 Run operation error GrG S 11 Input phase loss Le 37 Tuning error Grd S rs SA 3 14 Fuse blown FUE 38 RS485 Ch1 E E E communications error O _ gt A 16 Charging circuit fault Fa 46 Output phaseloss LiL 17 Heat sink overheat LiH i 51 Data save error on BAr T insufficient voltage 18 External alarm LIIT 53 RS485 Ch2 ro communications error 19 Internal air overheat Lint 54 LSI error power PCB ER 20 Motor protection LA PTC thermistor Example In the case of overvoltage during acceleration 1 6 0006 Consequently 5 5 31 Data format 11 Capacity code unit kW As shown in the table below the capacity kW is multiplied by 100
49. and data S07 S12 Permissible setting range Universal Command from 0000 to FFFFy DO communications function to terminal DO Universal Command from 32768 to 32767 AO communications Function Min step Full scale b function to terminal AO 420000 y 1 A host can control the output terminal of the inverter through the communications function to issue commands to peripheral devices 2 When universal DO and universal AO are assigned to the following signals the signals operate as simple output regardless of inverter s operation Universal DO Transistor output Y1 Y2 Y3 relay output Y5A C 30A B C Universal AO Analog output FMA pulse output FMP 5 5 SIVWYOS VLWO ANY S3009 NOILONN 4 ERLO 9 1 3 Monitor data Function codes for monitor data M codes are described in the four tables 1 to 4 below These function codes are for reading only These function codes are for reading only The Support column of the table indicates whether each function is supported by the respective models or not indicates the function is supported and X indicates the function is not supported Code Name Frequency command p u final command Table 5 7 Monitor data function codes 1 Description Frequency command based on the maximum output frequency Monitor range 32768 to 32767 20 000 maximum output frequency Min step Unit Support Mini Eco Frequenc
50. ays an RS485 communications error 5 7 for yO2 and 7 for y12 and stops operation alarm stop Y Continues operation even after a communication error has occurred Timer for y02 and y12 y03 y13 1 2 3 Set a timer for error detection It is judged as an error that the response to a request is not received within time set because of no response of the other end and so on See the section of Communication disconnection detection time y08 y18 Data input range 0 0 to 60 0 s 2 18 2 4 Making RS485 related Settings Baud rate v04 v14 Table 2 8 Baud rate Set a baud rate oe 2400 bps Setting when a personal computer loader is 4800 bps connected Match the baud rate with that of the personal computer ms 1 3 19200 bps 38400 bps FRENIC Mini does a support it Data length y05 y15 Table 2 9 Data length Set a character length Function Setting when FRENIC Loader is connected This code does not need to be set because it is automatically set to eight bits as in the Modbus RTU protocol Parity check y06 y16 Table 2 10 Parity check Set a parity bit Data Function 0 No parity bit Setting when FRENIC Loader is connected 1 Even parity This code does not need to be set because it is l l 2 Odd parity automatically set to even parity AAA A Stop bits y07 y17 Table 2 11 Stop bits Set a stop bit 2 bits Setting when FRENIC Loader is connected
51. card SW1 See Figure 2 6 a FRENIC Eco Control PCB of inverter SW3 See Figure 2 6 b RS485 communications card SW103 See Figure 2 6 c 2 8 2 2 Connections a RS485 communications card for FRENIC Mini SNOILVIIJID3IAS NOWWOD RALES OPC F1 RS Control terminal block b Control PCB FRENIC Eco c RS485 communications card for FRENIC Eco Figure 2 6 Layout of the switches for inserting a terminating resistance 2 9 3 Connection with a four wire host Although FRENIC Mini Eco uses two wire cables some hosts adopt only four wire cables Connect to such a host by connecting the driver output with the receiver input with a crossover cable on the host side to change the wiring method to two wire Driver Driver Driver Driver enable enable Receiver Receiver enable Receiver Receiver Crossover cables Four wire host FRENIC Mini Eco master two wire Figure 2 7 Connection with a four wire host caution The driver circuit on the host side must have a function to set the driver output to high impedance driver enable OFF Though products conforming to RS485 normally has this function check the specifications of the host Keep the output of the driver circuit on the host side in the status of high impedance except when the host is transmitting data driver enable OFF Keep the receiver circuit of the host device deactivated receiver enable OFF while the host is transmitting data
52. ch frame Communications disconnection error If the inverter in operation does not receive a normal frame to itself local station or to another station when it has received a normal frame more than once and is operating via communications frequency command or operation command this status is considered disconnected When a disconnection status is set and remains over the setting time of function code y08 y18 communications disconnection detection time it is treated as a communications error 1 Communications disconnection detection time y08 y18 O without detection 1 to 60 seconds 2 Condition to clear communications disconnection detection timer It will be cleared in a status other than disconnection When it is necessary to take action against errors by factor the factor can be identified by reading M26 M26 stores the latest communications error codes 4 3 2 Operations in case of communications errors Operations in case of a transmission or communications disconnection error are the same as those of the Modbus RTU protocol See 3 3 2 Operations in case of errors in Chapter 3 Modbus RTU Protocol 109010Yd YSLYSANI ISOdANA IVIANID IMA PLANO 4 17 4 18 CHAPTER 5 FUNCTION CODES AND DATA FORMATS This chapter describes communications dedicated function codes and the data formats of communications frames FRENIC Mini and FRENIC Eco support different function codes For details see the descriptio
53. ck response after the response time shown below Request frame Request frame Host Inverter Response frame Response frame t1 t2 Inverter s response time t1 Response interval time function code y09 The time until the inverter starts to send response to the request from the host can be set Setting the response interval time enables even the host side with a slow transaction execution speed to adjust timing t2 Inverter s transaction time This is the time until the inverter executes the request and sends back response as shown in Table 4 12 below t3 See 4 2 3 Receiving preparation complete time and message timing from the host Table 4 12 Inverter s transaction time Timeout time recommended Transaction Description Function code read data lt 10ms 0 1 sec Function code write data S code commands other than S08 or S09 lt 10ms 0 1 sec HO3 2 Motor parameter initialization lt 500ms 1 0 sec HO3 1 Data initialization lt 5s 10 0 sec Function code other than above lt 100ms 0 5 sec Function code data high speed writing lt 10ms 0 1 sec Alarm reset lt 10ms 0 1 sec Specific function code write data lt 10ms 0 1 sec Specific function code read data 4 14 lt 10ms 0 1 sec 4 2 Host Side Procedures 4 2 2 Timeout processing To read write data from to the host transmit the next frame after
54. clear distinction between RTU function codes and the inverter s function codes the former will be hereinafter referred to as FC 1 byte 1 byte Up to 105 bytes 2 bytes Station address FC RTU function code Station address The station address field is one byte long in which a station address between 0 and 247 can be selected Selecting address O means the selection of all slave stations and a broadcast message FC RTU function code The FC field is one byte long in which a function code is defined with a number from O to 255 The FCs marked with are available Do not use any unavailable FC Failure to observe this rule results in error response Table 3 1 List of FC FC Description 0 Unused 4 x Read Coil Status 80 coils maximum not supported by FRENIC Mini Unused Read Holding Registers 50 registers maximum 2 3 4 Unused 5 i Force Single Coil not supported by FRENIC Mini 6 7 8 9 Preset Single Register Unused Diagnostics to 14 Unused Force Multiple Coils 16 coils maximum not supported by FRENIC Mini 16 E Preset Multiple Registers 50 registers maximum 17 to 127 Unused 128to 255 Reserved for exception response Information The information field contains all information function code byte count number of data data etc For further information about the information field for each message type broadcast query
55. col respectively 9 10 5 1 Communications Dedicated Function Codes Table 5 10 Keypad related function code W codes LED Support Code Name Monitor range Min step Unit Remarks display Mini Eco W01 Operation status 0000 to FFFFy 1 Rar O W02 Frequency command 0 00 to 655 35 0 01 Hz A4 5 O O WO03 Output frequency before 0 00 to 655 35 0 01 Hz O O slip compensation W04 Output frequency after slip 0 00 to 655 35 0 01 Hz 0 7 O x compensation WOS Output current 0 00 to 9999 Variable A wie 9 0 F6 0 00 to 655 35 0 01 A se O O RTU inverter capacity 22kW 30HP or A A A O A A AA 0 0 to 5000 0 0 1 A Se x O RTU inverter capacity 30kW 40HP or more WO6 Output voltage 0 0 to 1000 0 0 1 V TS O WO07 Torque operation value 999 to 999 1 IUT x O Wo8 Motor speed 0 00 to 99990 Variable r min 7 Li x O WO9 Load rotation speed 0 00 to 99990 Variable r min 7_ 4 O O W10 Line speed 0 00 to 99990 Variable m min 7_ 4 O x W11 PID process command 999 to 9990 Variable J3 ki O O PID process W12 PID feedback value 999 to 9990 Variable 7 O O command or PID feedback value converted to the physical quantity of the control target by E40 and E41 W16 Motor speed set value 0 00 to 99990 Variable r min Speed x O monitor W17 Load speed set value 0 00
56. confirming response If response is not transmitted from the inverter for more than a specified period of time timeout time it is a timeout and perform a retry If a retry begins before a timeout the requested frame cannot be received properly The timeout time must be set longer than the response time of the inverter Table 4 12 above mentioned shows recommended timeout times when no response interval time is set In case of a timeout retransmit the same frame or perform polling M26 for reading details of an error to confirm whether the inverter sends back normal response If normal response is returned this indicates that some transient transmission error occurred due to noise or other reasons and subsequent communications is normal However if this phenomenon frequently occurs even when normal response is sent back some problem may exist Perform a close investigation In case of no response perform another retry If the number of retries exceeds the set value generally about three times there may be a problem with the hardware and the software for the host controller Investigate and correct the cause Timeout time Request retry Response Inverter s response time 4 2 3 Receiving preparation complete time and message timing from the host The time from the return of response by the inverter to the completion of receiving preparation of the communications port switching from transmission to receiving is calle
57. converted into standard p u with 20 000 Example Speed frequency Data of 20 000 tmaximum speed frequency Data format 35 ROM version Range 0 to 9999 Data format 37 Floating point data load rotation speed etc SIVWYOS VLWO ANY S3009 NOILONN 4 PERL 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Exponent 0 3 Mantissa 1 to 9999 The value expressed by this format the mantissa x 10 enen Numeric value Mantissa Exponent O 0 01 to 99 99 1 to 9999 0 0 01 100 0 to 999 9 1000 to 9999 1 0 1 1000 to 9999 1000 to 9999 2 1 10000 to 99990 1000 to 9999 3 10 9 37 Data format 41 Alarm history 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Number of serial occurrences of same alarm Alarm code See Table 5 25 Indicates the content of an alarm that has occurred and the number of serial occurrence times of the alarm Data format 43 Operation command for I O check 15 14 13 12 11 10 9 8 T 6 5 4 3 2 1 0 Lo xs a xe gt e xr Rev wo Unused General purpose input General purpose input All bits are turned ON when set to 1 Data format 44 Operation status 2 15 14 143 12 41 0 9 8 7 6 5 4 3 2 1 0 o o io Toir ure oa env an xe oc we 0 Rov For FAR All bits are turned ON or become active when set to 1 FAR Frequency arrival signal FDT Frequency level detection RDY Inverter ready to run IPF Auto restarting after recovery of power OL Motor overload early warning KP Running per keyp
58. cooling fan Number of startups 0 to 65535 1 Times 5447 O O Cumulative operation time 0 to 65535 1 h TETI O of motor Standard fan life 0 to 65535 1 h O Integral electric power 0 001 to 9999 Variable SS O Value calculated by consumption assuming an integral power consumption of 100kWh as one 100kWh when W81 1 Integral electric power 0 001 to 9999 Variable 5 x O Value calculated as consumption data integral power consumption kWh multiplied by function code E51 Number of RS485 Ch1 0 to 9999 1 Times 5 O O errors Contents of RS485 Ch1 O to 127 1 ls Sis oO O error Number of RS485 Ch2 0 to 9999 1 Times 5 x O errors Inverter s ROM version 0 to 9999 1 S47 O O Remote multi function 0 to 9999 1 i S Or keypad ROM version Option ROM version 0 to 9999 1 5 49 O Content of RS485 Ch2 0 to 127 1 85 6 O error Number of option 0 to 9999 1 Times 5 7 x O communications errors Content of option 0 to 9999 1 x EE communications error Indicates the content of a communications error between the inverter and an option card For details see the manual of each option 5 1 Communications Dedicated Function Codes Table 5 11 Keypad related function codes X codes LED Support Code Name Monitor range Min step Unit Remarks display Mini Eco Alarm history latest 0000 to FFFFy 1
59. ct malfunction or fail ensure that appropriate safety devices and or equipment are installed Wiring lt I gt WARNING Before starting wiring confirm that the power is turned OFF open An electric shock may result N CAUTION The product cannot be connected directly to an RS232C interface Before connecting wiring to the RJ 45 connector modular jack for connecting the keypad equipped on the inverter FRENIC Eco or the RJ 45 connector modular jack on the RS485 communications card option FRENIC Mini confirm the wiring of the device to be connected For further information see 2 2 Connections under Chapter 2 of this manual Failure may result Operation Note that the inverter starts to supply power to the motor and the motor runs upon resetting of an alarm with the operation command ON closed An accident may result Table of Contents CHAPTER 1 OVERVIEW 1 1 Fea OS onenen at ane acted E el ata ate neat ed acee pa neesaee coed aac eee 1 1 1 2 Differences in the Inverter Series oooccoconncoconococonococcnnncnnnnnnonononacononannnonnnonnnnnononnnenananenanos 1 2 To Sto nFUAcION Stata 1 3 O CHAPTER 2 COMMON SPECIFICATIONS B 2 1 Specifications of R8485 COMMUNICATIONS ooccccccccccccooncnnnnnncnononononnnnnnonononcnnnnnnnonononnnennnnonons 2 1 m 2 1 1 Specification of the RJ 45 connector for RS485 communications modular jack 2 2 O 2 1 2 Specification of connection cable siii nr
60. d 1 X1 signal Operation command 1 i o bit 2 AAA AR Depends on the set function Operation command block diagram via communications 2 14 2 3 Switching to Communications 2 3 2 Link functions operation selection According to the setting of function code H30 Serial link function select the frequency setting and the operation command source via communications command or command selected by function codes F01 C30 and F02 when communications is valid can be selected Table 2 3 Link function H30 operation selection Data of link When communications are valid Support function H30 Frequency setting Operation command Eee F01 C30 F02 F01 C30 F02 Supported Supported Through RS485 F01 C30 F02 communications FO1 C30 F02 Through RS485 communications Through RS485 Through RS485 communications communications 4 Through RS485 option F01 C30 F02 Not communications supported 5 Through RS485 option Through RS485 communications communications F01 C30 F02 Through RS485 option communications Through RS485 Through RS485 option communications communications Through RS485 option Through RS485 option communications communications FRENIC Mini supports data O to 3 only FRENIC Mini s RS485 communications card supports data 1 to 3 through RS485 communications SNOILVIIJID3IAS NOWWOD RARE HINT By selecting continuous communications valid without setting any digital input terminal and switchin
61. d 13 11 38 CRC No 37 Xor GP 39 Shift gt gt 1 40 CRC No 39 Xor GP 41 Shift gt gt 2 42 CRC No 41 Xor GP 43 Shift gt gt 1 44 CRC No 43 Xor GP 45 5 data byte 46 CRC No 44 Xor No 45 47 Shift gt gt 5 48 CRC No 47 Xor GP 49 Shift gt gt 2 50 CRC No 49 Xor GP 51 Shift gt gt 1 52 CRC No 51 Xor GP 53 6 data byte 54 CRC No 52 Xor No 53 55 Shift gt gt 3 56 CRC No 55 Xor GP 57 Shift gt gt 2 58 CRC No 57 Xor GP 59 Shift gt gt 2 60 CRC No 59 Xor GP md IN Ce 00 N O O O O O O JA Aa so oO A OO CO AH OO O O o o o o loj loj o o lo9 lo lo o z ojo D O oo oj oiliolojol o9 ojo 2 2 o o j o o o o oj jol 9 20 0 0 DOO DIO AlAlO AlO D OJO C G O Q Oso C O ojo o 2 2 2 0 0002 2 00 2 0 00 2 oO Ol2l2 2 2 2 0 2200 2 23 O0 O0 O0O0 00 0 O l53 O 2 200O 0 00000 0 0 00 22 gt 2 al2 2 32 000 000 22 23 2 0 2 2 0 0 gt 2 Aja 0 0 2 2 2 02222 0OO 0 O0 2 2 2 0 2 al2 0O0 002 Ol2 2 22 23 2 0 2 2 2 320O00 0 2 OO 2 2 00 20 2 2 0000 0 2 2 2 0OO OlO O 2 2 00 22 2 0 2 00 2 0 0 00 00 0 2 OO 2 2 2 2 2 20 0000 00 0 0000 0 O lO pm ojopo 22 2 0 000 2 2 2 30 0 00 22 2 2 61 Shift gt gt 1 shift of No 8 term
62. d option is necessary for connection 2 5 3 Example of typical connection other than above Multidrop connection using the RJ 45 connector Branch adapter for multidrop Connect a terminating RJ 45 resistor connector 100 to 1200 FRENIC Eco Terminal resistor SW3 OFF RS485 communications card Terminal resistor SW3 ON Figure 2 3 Multidrop connection diagram connection via the RJ 45 connector Converter Not necessary if the host is equipped with RS485 interface Branch adapter for multidrop Useful when implementing 1 n multidrop configuration using a cable with a RJ 45 connector Cable Use a connection cable meeting the specification Refer to 2 1 4 P A power supply for the keypad is connected to the RJ 45 connector of the inverter ican via pins 1 2 7 and 8 When connecting the inverter with another device do not use the pins assigned to the power supply but use the signal pins pins 4 and 5 When selecting additional devices to prevent the damage or malfunction of the control PCB caused by external noises or eliminate the influence of common mode noises be sure to see section 2 2 3 Devices for connection Keep the total wiring length 500m max For FRENIC Mini the RS485 communications card option is necessary for connection 2 6 2 2 Connections 4 Multidrop connection using terminal block When using the RS485 communication card option to connect FRENIC
63. d a receiving preparation complete time Transmit the following messages after the receiving preparation complete time Receiving preparation complete time Sms or less Message timing from the host t3 t3 gt 5ms In the case of broadcast 109010Yd YSLYSANI ISOdANA IVIANIO IMA PLANO Upon receipt of a request for a query message from the host by broadcast the inverter executes the command and enters the receiving enabled status Transmit the next message from the host following broadcast after the transaction time t2 of the inverter Host Inverter t2 t2 4 15 4 3 4 3 1 Communications Errors The communications related errors the inverter detects are listed below Error category Transmission error Categories of communications errors Table 4 13 Communications errors detected by inverter Error name Description The frame to the local station is Error code M26 Checksum error found unmatched in checksum 71 471 collation Parity error The parity is unmatched 712 48H Receiving errors other than the Other errors abovementioned framing error 73 49 overrun error Logical The characters of the transmission error ia request are incorrect 74 4A The last character of the message is not in the specified position Commandera A command that does not exist was 75 4Bu transmitted A frequency command PID command or change command of Link pri
64. dividually Euron This function code is designed for inverter support software for personal computer loaders such as FRENIC Loader and forcibly makes communications valid without changing the setting of H30 Do not change the current setting unless otherwise required FRENIC Mini operates in the same way as y99 is set to 0 even if y99 is set 1 2 or 3 when this function code is changed from the keypad When setting a value other than 0 the value of y99 must be written through communications The data of this function code cannot be saved in the inverter and will return to O when the power supply is turned off Table 2 5 Link functions for supporting data input Link function When communications is valid yes Frequency setting Operation command Frequency setting specified by H30 Operation command specified by H30 and y98 and y98 Communications valid S01 S05 SNOILVIIJID3IAS NOWWOD RALES Frequency setting specified by H30 Communications valid S06 and y98 Communications valid S01 S05 2 17 2 4 Making RS485 related Settings 2 4 1 Link function RS485 setting Use function codes y01 to y10 and y11 to y20 to make settings for RS485 communications functions However y11 to y20 are FRENIC Eco s function code for the RS485 communications card Station address y01 y11 Set a station address for RS485 communications The setting range depends on the protocol Table 2 6 RS485 setting sta
65. e Electronic Thermal Overload Relay for braking resistor Discharging capability Electronic Thermal Overload Relay for braking resistor Allowable average loss The frequency of 0 75kHz will be treated as 0 Table 5 14 List of data format numbers E codes Format number 1 2 7 Format number 5 2 Data Formats E01 Terminal Command Assignment to X1 1 O O E02 Terminal Command Assignment to X2 1 O O E03 Terminal Command Assignment to X3 1 O O E04 Terminal Command Assignment to X4 1 X O E05 Terminal Command Assignment to X5 1 X O E10 Acceleration Time 2 12 O x E11 Deceleration Time 2 12 O x E20 Status signal Assignment to Y1 1 O O E21 Status signal Assignment to Y2 1 x O E22 Status signal Assignment to Y3 1 x O E24 Relay Contact Output Y5A C 1 x O E27 Relay Contact Output 30A B C 1 O O E31 Frequency Detection FDT Detection level 3 O O E34 Overload Early Warning Current Detection Level 24 FGI O O RTU O om E35 Overload Early Warning Current Detection Timer 5 O O E39 Coefficient for Constant Feeding Rate Time 7 O x E40 PID Display Coefficient A 12 O O E41 PID Display Coefficient B 12 O O E43 LED Monitor Function 1 O O E45 LCD Monitor Item selection 1 x O E46 LCD Monitor Language selection 1 x O E47 LCD Monit
66. e is discarded For this reason the host must transmit data at a time interval of three or less characters between two characters Data transmitted by host Three or more characters First character Second character Third character Fourth character Data received by inverter First character Second character First character Second character With regard to data to another station messages from the host and response from that station will be received In response transmission to identify the head of the frame a waiting time of three characters 33 bits including the start and stop bits is required between the completion of data receipt by the station and the start of transmission Any devices multidropped also requires such a waiting time 3 14 3 3 Communications Errors 33 Communications Errors 3 3 1 Categories of communications errors The communications related errors the inverter detects are listed below Table 3 12 Communications errors detected by inverter Error Error name Description Error code category Logical error Improper FC 1 014 Improper address See Table 3 8 Subcodes shown 2 02n Improper data in 3 1 4 8 3 03H NAK 7 07H Transmission The frame to the local station is error ae el found unmatched in CRC collation PSC Parity error The parity is unmatched 72 48H Receiving errors other than the Other errors abovementioned framing error 73 49n overrun error
67. ector but use signal RJ 45 connector pins pins 4 and 5 only Figure 2 5 Pin layout of RJ 45 connector To connect the FVR E11S series inverter on the communications network on which the FRENIC Mini Eco exists pin Nos 3 and 5 must be switched using a connection cable etc Table 2 2 makes a comparison of pin layout between the FRENIC Mini Eco and the FVR E11S series 2 SNOILVOISIOSdS NOWWOD RALES Table 2 2 Comparison of pin layout between the FRENIC Mini Eco and the FVR E11S Pin No FRENIC Mini Eco FVR E11S VCC 5V SEL_TP The power supply is keypad selected short circuited when connected DX SEL_ ANY dieras The power supply is short circuited when connected The power supply is short circuited when connected 2 About terminating resistors Insert a terminating resistor 100 to 120Q into both the ends of the connection cable This allows controlling signal reflection and reducing noises Be sure to insert a terminating resistor into the terminating host side and the side of the device connected to the final stage in short both the terminating devices configuring the network Terminating resistors are inserted into total two positions Note that the current capacity of signals may be insufficient if terminating resistors are inserted into three or more devices If the inverter is used as a terminating device turn on the switch for terminal resistor insertion FRENIC Mini RS485 communications
68. ee ENE frequency Operation o i command Operation Stop Operation Inverter S Set internal none operation q y Output Free run frequency The inverter accelerates to the set frequency even if a transmission error occurs during acceleration 1 For the period until communications is recovered the command command data operation data executed just before the communications error had occurred is retained 3 3 Communications Errors When y02 2 and y03 5 0 seconds when communications is not recovered although five seconds elapsed from the occurrence of a communications error and an 4 trip occurs Error Alarm reset Communications Normal Normal yo status displa E play Regular gt lt _ _ gt 5 0s lt gt FWD ow seeeeeeeeeees a Command ON T ii es A A El frequency Operation Joao ee a command Operation Stop Operation Inverter S Set internal f operation CSqUENEY Output Free run Frequency The inverter accelerates to the set frequency even if a transmission error occurs during acceleration 1 For the period until communications is recovered the command command data operation data executed just before the communications error had occurred is retained When y02 2 and y03 5 0 seconds when a communications error occurred but communications was
69. electing response frame F Value Field ASCII Hexadecimal Description format format 0 SOH SOH 014 Start of message 1 Station Oto 3 30H to 33H Station address of the inverter decimal ten s figure 2 address 0 to 9 30H to 394 Station address of the inverter decimal one s figure 3 ACK NAK Transmission response ACK 06H Acknowledgement There was no receiving or logical error NAK 15H Negative acknowledgment There was a logical error in the request 4 Command Request command a 61H Speed setting S01 e 65H Frequency command S05 f 66H Operation command S06 m 6Dy Reset command ETX ETX 03H End of message 6 BCC O to F 304 to 3FH Checksum 1 hexadecimal ten s figure 0 to F 304 to 3FxH Checksum 2 hexadecimal one s figure Polling request frame host gt inverter 0 1 2 3 4 5 address SOH For BCC 6 7 2 byte Table 4 7 Polling request frame Value ASCII format Hexadecimal format 01H Description Start of message Station address 30H to 33H Station address of the inverter decimal ten s figure 30H to 39H Station address of the inverter decimal one s figure ENQ 05H Transmission request Command 67H GAH 6By 68H Request command Actual frequency actual speed MO6 Output frequency monitor M09 Operation status monitor M14 Torque monitor M07 not supported by FRENIC Mini 03H End of message a 0
70. eration maintenance or inspection read through this user s manual as well as the instruction and installation manuals to ensure proper operation of the product Familiarize yourself with all information required for proper use including knowledge relating to the product safety information and precautions This user s manual classifies safety precautions as shown below according to the severity of the accident that may occur if you fail to observe the precaution Failure to heed the information indicated by this symbol may lead to dangerous WARNING a AR as conditions possibly resulting in death or serious bodily injuries Failure to heed the information indicated by this symbol may lead to dangerous N CAUTION conditions possibly resulting in minor or light bodily injuries and or substantial property damage Failure to heed the information contained under the CAUTION title can also result in serious consequences These safety precautions are of utmost importance and must be observed at all times The FRENIC Mini Eco is not designed for use in appliances and machinery on which lives depend Consult Fuji before considering the FRENIC Mini Eco series of inverters for equipment and machinery related to nuclear power control aerospace uses medical uses or transportation When the product is to be used with any machinery or equipment on which lives depend or with machinery or equipment which could cause serious loss or damage should this produ
71. g command 13 DCBRK DC braking command OFF x O x2 15 SW50 Switching to commercial OFF ae wee E O X3 power supply 50Hz 16 SW60 Switching to commercial OFF E O X4 power supply 60Hz 17 UP UP command OFF E l x O X5 Invalid Valid 18 DOWN DOWN command OFF x O ve 19 WE KP Write enable for keypad ON Valid O O A 20 Hz PID PID control cancel OFF O O REV 21 IVS Normal Inverse mode Cee ee OS oe i ae changeover 22 IL Interlock OFF x O 24 IL Link operation enable ON Invalid Valid O O 25 LE Universal DI OFF x O 26 U DI Start characteristic OFF O selection Valid 30 STOP Forced stop ON x O 33 PID RST PID OFF Valid Invalid O O integration differential reset X4 X5 not supported by FRENIC Mini SIVWYOS VLWO ANY S3009 NOILONN 4 PERO Table 5 4 Relation between operation command S06 and inverter terminal command external signal input Continued Function When Command Support ASh Internal not i N a operation assigne f ermina Toi Type ment M and Name positive Munica block Mini Eco number symbol logic tions 34 PID HLD PID integration hold OFF Valid Invalid O O 35 TOG Local keypad ORE Invalid Valid x O command selection General 38 RE Run enable ON x O purpose input 39 DWP Condensation protection OFF x O ISW50 Switching to commercial ON 40 power supply e O X1 incorporated sequence 50Hz X2 ISW60 Switching to commercial ON 41 power supply x O X3 incorporated sequence x4 60Hz
72. g the data of H30 to communications valid invalid external signal input valid communications valid invalid can be switched in the same manner as switching at the digital input terminal See the next section or later 2 15 2 3 3 How to switch communications enabled disabled To issue a frequency setting or operation command through communications to control the inverter select Through RS485 communications by function code H30 link function operation selection In addition when switching control through communications with control from the terminal block frequency setting from terminal 12 operation command from terminal FWD and so on to switch remote operations with operations on the inverter body assign link operation selection data 24 LE to the function code related to the digital input terminal one of E01 E05 terminals X1 to X5 E98 terminal FWD or E99 terminal REV FRENIC Mini does not support E04 E05 X4 and X5 Control can be switched by the terminal to which link operation selection data 24 LE is assigned Communications automatically becomes valid when link operation selection is not assigned to any digital input terminal Table 2 4 Digital input terminal settings and communications statuses Input terminal Status OFF Communications invalid ON short circuited to Communications valid the terminal CM aution Via communications command data and operation data mu
73. gether Noise may conduct through the grounding wire Use as a thick wire as possible for grounding Isolating the power supply Noise may carry through the power supply line to instruments It is recommended that the distribution system be separated or a power isolation transformer TRAFY or noise suppression transformer be used to isolate the power supply for such instruments from the power supply for the inverter Adding inductance Insert a chalk coil in series in the signal circuit or pass the signal wiring through a ferrite core as shown in the figure below This provides the wiring higher impedance against high frequency noise and suppresses the propagation of high frequency noise _ Ferrite core TRD O DX Master OTe inverter Pass the wiring through the ferrite core or wind the ferrite core with the wiring a few times caution If an inductance is added the signal waveform may become irregular and a transmission error may result during communications at a high baud rate In this case reduce the baud rate by changing the setting of function code y04 Normal signal Irregular waveform 2 Measures against noise sources Reducing carrier frequency By lowering data of function code F26 motor sound carrier frequency the noise level can be reduced However reducing the carrier frequency increases the motor sound Installing and wiring an inverter Passing the power lines through metal conduit or adopt
74. he bit is reserved and always zero Coil addresses are 0 to 79 calculated by subtracting one from coil numbers If a coil address is 80 or more an error occurs because of an incorrect address The number of coils is 1 to 80 lf the number of coils exceeds the range an error occurs because of an incorrect address No error occurs even if the sum of the numbers of coil addresses and coils exceeds the coil range 3 7 Interpretation of normal response Data are stored from the LSB the rightmost bit in the table above in ascending order of coil number When a coil is turned on the data becomes one and all the remaining bits are changed to zero The byte length of the read data is filled in the byte count field Foradata example see table 3 4 Table 3 4 Example of coil address 13 and the number of coils 9 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Data s 2nd byte pepe pepe pepe fe per 6 Force single coil not supported by FRENIC Mini Query 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 05H Coil address Data Error check address Hi Lo Hi Lo Normal response 1 byte 1 byte 2 bytes 2 bytes 2 bytes address How to set a query Broadcast with station address 0 is not usable If used no response is returned FC 5 05 Turn on off a coil bit data by specifying only a bit For the assignment of a coil bit data see table 3 5 For each content refer to the S and M codes in the remarks column Tab
75. her each function is supported by the respective models or not O indicates the function is supported and x indicates the function is not supported If alarm resetting is performed with the operation command S06 uncleared the inverter will start to operate just upon alarm resetting Before alarm resetting confirm that the operation command is cleared Otherwise an accident may result 9 2 5 1 Communications Dedicated Function Codes Table 5 4 Relation between operation command S06 and inverter terminal command external signal input Function When Command Assign ment number Internal operation command not assigned positive Com Munica tions Terminal block symbol logic FWD Forward operation stop O O command Fixed REV Reverse operation stop Valid Invalid O O function Sennen RST Alarm reset O O 0 SS1 Multistep frequency 1 OFF O O 1 SS2 Multistep frequency 2 OFF O O 2 S84 Multistep frequency 4 OFF vang vag O O 4 RT1 Acceleration Deceleratio OFF O a n time selection 6 HLD 3 wire operation stop OFF Invalid O O command BX Coast to stop command OFF Valid O O ali RST Alarm reset OFF O O General purpose THR e aa External ON Invalid Valid O O l au nput ee 10 JOG Jogging operation OFF Invalid O x 11 Hz2 Hz1 Frequency setting 2 1 OFF O O X1 switchin
76. hexadecimal with one upper order byte eight bits from 15 to 8 and one lower order byte eight bits from 7 to 0 For example the following data is 1234H in hexadecimal and expressed as Data format 1 Integer data positive Minimum step 1 Example When FO5 base frequency voltage 200V 200 00C8 Consequently gt 004 C8H Data format 2 Integer data positive negative Minimum step 1 Example When the value is 20 E x m O I 20 FFECy Consequently Data format 3 Decimal data positive Minimum step 0 1 Example When F17 gain frequency set signal 100 0 100 0 x 10 1000 03E8 Consequently 03H ESH Data format 4 Decimal data positive negative Minimum step 0 1 Example When C31 analog input offset adjustment 5 0 5 0 x 10 50 FFCE Consequently gt FFh CEn Data formant 5 Decimal data positive Minimum step 0 01 Example C05 multistep frequency 50 25Hz 50 25 x 100 5025 13A1 Consequently gt 134 ATH Data format 6 Decimal data positive negative Minimum step 0 01 Example When MO7 actual torque value 85 38 85 38 x 100 8538 DEA6 Consequently gt DE A6 5 30 5 2 Data Formats Data format 7 Decimal data positive Minimum step 0 001 Example When F51 electronic thermal permissible loss 0 105kW 0 105 x 1000 105 0069 Consequently gt Data formant 8 Decimal data positive negative Minimum step 0 001 Ex
77. ications is valid is selected Even if digital input is set to link enable LE when the link becomes invalid LE OFF the command system switches from communications to other settings including digital input signal In short the frequency setting forward operation command and X1 signal in Figure 2 9 switch from communications dedicated function codes S01 S05 and S06 to terminals 12 FWD and X1 respectively Function code data can be read and written through communications regardless of the setting function code H30 link function operation selection Set frequency 12 l Communications Host Forward operation command FWD Digital input X1 Digital input link operation selection O O LE Figure 2 9 Communi cations Terminal block switching OFF O Link function Link function e cla Co for aid OJ _ Set frequency for 9 ly 7 7 QA o communications ase 1 O Q cu 7 O A O tl 305 ll Ce aay Set frequency for communications Hp Io Forward operation command Operation command Terminal FWD function selection bit 0 Terminal REV function_selection S06 bit 13 bit 14 computing unit Table of truth values of S06 bit 13 bit 14 computing unit Operation command bit 13 bit 14 Output Not assigned The value of the assigned bi t will be output Link function Link function 30 for ai
78. inated Transmitted CRC data From the above calculation the transmitted data is as shown below Station Function code Number of read CRC check address data OF 03 O02 00 145 Eta 3 4 3 4 4 Frame length calculation To calculate CRC 16 it is necessary to know the length of variable length messages The length of all types of messages can be determined according to Table 3 14 Lengths of response messages Table 3 14 Length of response messages Description Query Broadcast message Length of response length except CRC code message except CRC code Read coil status 6 bytes 3 3 bytes Read holding reisters 6 bytes 3 3 rd bytes Force single coil 6 bytes 6 bytes Preset single register 6 bytes 6 bytes Diagnostics 6 bytes 6 bytes Force multiple coils 7 7 bytes 6 bytes Preset multiple registers 7 7 mn bytes 6 bytes 128 to 255 Exception function Unused 3 bytes 7 3 The 7 and 3 byte count values stored in the frame 3 22 CHAPTER 4 FUJI GENERAL PURPOSE INVERTER PROTOCOL This chapter describes the Fuji general purpose inverter protocol a common protocol to Fuji general purpose inverters as well as the host side procedure to use this protocol and error processing Table of Contents 4 1 WICSSAGOS a ANA AAA ASA eae 4 1 4 1 1 Message O malls iia cdas 4 1 4 1 2 Transmission MAINES it O id 4 2 4 1 3
79. ing metal control panels can suppress radiation or induction noise Isolating the power supply Using a power isolation transformer on the line side of the inverter can cut off the propagation transmission of noise 3 Additional measures to reduce the noise level Consider using a zero phase reactor or EMC compliance filter The measures described in 1 and 2 above can generally prevent noise However if the noise does not decrease to the permissible level consider additional measures to reduce the noise level For further information see 6 4 1 Peripheral Equipment Options under Chapter 6 of the FRENIC Mini User s Manual MEH446 or FRENIC Eco User s Manual MEH456 2 13 SNOILVOISIOSdS NOWWOD RALES 2 3 2 3 1 Switching to Communications Functions for the switching Figure 2 9 below shows a block diagram via communications for frequency setting and operation commands This block diagram indicates only the base of the switching section and some settings may be given higher priority than the blocks shown in this diagram or details may be different due to functional expansion and so on For details see chapter 4 Control Block Diagram in the FRENIC Mini User s Manual MEH446 or FRENIC Eco User s Manual MEH456 caution Operation commands herein include digital input signals via communications According to the setting of function code H30 link function operation selection the command system when commun
80. ive sign ASCII to the special additional data in the standard frame or for forward rotation enter a space ASCII Example When maximum output frequency 60Hz and MO9 output frequency 60 00Hz forward rotation 60 00 x 100 6000 1770 Consequently Positive data is in the same data format as data format 5 Data format 24 Floating point data 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Exponent 0 3 Mantissa 1 to 9999 The value expressed by this format the mantissa x 10 9P9nento Numeric value Mantissa Exponent O 0 01 to 99 99 1 to 9999 0 0 01 100 0 to 999 9 1000 to 9999 1 0 1 1000 to 9999 1000 to 9999 2 1 10000 to 99990 1000 to 9999 3 10 9 36 5 2 Data Formats Data format 25 Capacity code for HP As shown in the table below the capacity HP is multiplied by 100 Table 5 31 Capacities and data for HP Code Capacity HP Code Capacity HP Code Capacity HP 7 0 07 3000 30 40000 400 reserved 15 0 15 4000 40 45000 450 reserved 25 0 25 5000 50 50000 500 50 0 5 6000 60 60000 600 100 1 7500 75 60700 700 200 2 10000 100 60750 750 300 3 12500 125 60800 800 500 5 15000 150 60850 850 750 TS 17500 175 60900 900 1000 10 20000 200 60950 950 1500 15 25000 250 61000 1000 2000 20 30000 300 61050 1050 2500 25 35000 350 Example When the capacity is 3HP 3 x 100 300 012C4 Consequently gt Data format 29 Positive Negative data of values
81. ived it executes a transaction in response to the request and sends back normal response If the inverter judges that the message has not been received properly it returns error response The inverter does not send back any response in the case of broadcast transactions 3 1 2 Message types Message types are classified into four types query normal response error response and broadcast 7102010Yd NLY snapon MiTo Query The host sends messages to an inverter Normal response After the inverter received a query from the host the inverter executes a transaction in response to the request and sends back corresponding normal response Error response If the inverter receives a query but cannot execute the requested function because an invalid function code is specified or for other reasons it sends back error response The error response is accompanied by a message describing the reason the request cannot be executed The inverter cannot send back any response in case of a CRC or physical transmission error parity error framing error overrun error Broadcast The master uses address O to send messages to all slaves All slaves which receive a broadcast message execute the requested function This transaction will be terminated upon timeout of the master 3 1 3 1 3 Message frames As shown below a transmission frame consists of four blocks which are called fields Details depend on FC RTU function codes To make a
82. le 3 5 of coil bit data Coil Remarks number IAEA cdi a command ee ppp eee The symbol in the table means that the bit is reserved and writing is ignored The coil address is O to 15 calculated by subtracting one from the coil number If a coil address is 16 or more an error occurs because of an incorrect address When a coil is turned off data are 0000 When a coil is turned on data are FFOOw Interpretation of normal response The format of normal response is the same as that of inquiry No response is returned to the broadcast command 3 8 3 1 Messages 7 Force multiple coils not supported by FRENIC Mini Query 1 byte 1 byte 2 bytes 1 byte 1 to 2 bytes 2 bytes Station OF Coil address Byte account Write data address Normal response 1 byte 1 byte 2 bytes 2 bytes 2 bytes address Hi Lo Hi Lo How to set a query Broadcast with station address 0 is not usable If is used no response is returned FC 15 OFy Write a coil bit data by specifying the top address of the coil to be written the number of points written number of coils and data to be written For the assignment of a coil bit data see table 3 6 For each content refer to the S and M codes in the remarks column Table 3 6 Description of coil bit data number FWD S06 Run operation command Read Write The symbol in the table means that the bit is reserved and always zero The
83. mmand source 1 O O W30 Speed unit 3 x O W31 Speed setting unit 3 x O W32 PID output 12 x O W33 Analog input monitori 12 x O W40 Control circuit terminal input 43 O O W41 Control circuit terminal output 15 O O W42 Communications control signal input 14 O O W43 Communications control signal output 15 O O W44 Terminal 12 input voltage 4 O O W45 Terminal C1 input current 4 O O W46 FMA output voltage 3 O O W47 FMP output voltage 3 x O W48 FMP output frequency 1 x O W49 Terminal V2 input voltage 4 x O W50 FMA output current 3 x O W70 Cumulative operation time 1 O O W71 DC link circuit voltage 1 O O W72 Maximum temperature of internal air 1 x O W73 Maximum temperature of heat sink 1 O O W74 Maximum effective current value 24 FGI O O 19 RTU W75 Capacitor of the DC bus capacitor 3 O O W76 Cumulative operation time of electrolytic capacitor on PC board 1 O O 5 26 5 2 Data Formats Table 5 22 List of data format numbers Continued Format number W77 Cumulative operation time of cooling fan 1 O O W78 Number of startups 1 O O W79 Cumulative operation time of motor 1 x O W80 Standard fan life 1 x O W81 Integral electric power consumption 45 x O W82 Integral electric power consumption data 45 x O W83 Number of RS485 Ch1 errors 1 O O W84 Contents of RS485 Ch1 er
84. n O J 4AH Application function y 59H Link function S 53H Command data aN M 4DH Monitor data 1 W 57H Monitor data 2 a X 59H Alarm data 1 Z SAH Alarm data 2 G 6 Function 0to9 30H to 394 Function code identification number decimal ten s code figure D identification 0to9 30H to 39H Function code identification number decimal one s FI number 1 fi U gure Cc 8 Special SP 20H Unused space fixed A additional data 9 Data 0 to F 30H to 3FH Data s first character hexadecimal thousand s figure m Z 10 O to F 30H to 3FH Data s second character hexadecimal hundred s lt figure u 0 to F 304 to 3FxH Data s third character hexadecimal ten s figure m 12 Oto F 30H to 3FH Data s fourth character hexadecimal one s figure go 13 ETX ETX 03H End of message O 14 BCC Oto F 30 to 3Fy Checksum 1 hexadecimal ten s figure gt 0 to F 304 to 3Fx Checksum 2 hexadecimal one s figure O 1 A space SP 20 will be set for an alarm reset command 2 Use high speed response selecting to read the monitor when a command which takes time for selecting see Table 4 12 in 4 2 Host Side Procedures is written The inverter does not respond to the regular write command W until writing is completed With regard to high speed response command A the inverter sends back response upon receipt of a write request and communications can therefore continue even during writing To confirm whether writing is completed in this
85. n of each function code Table of Contents 5 1 Communications Dedicated Function Codes occcoccccoccccccncocnconcnconcncnonncnoncnnnnconcnnonnnoncnnnnnnnns 5 1 5 1 1 About communications dedicated function codes occconcccoccccocncconnconcnconcnnonnnoncncnononos 5 1 5 1 2 Command Gala aid 5 1 5 1 3 VIO ICO dataan AA AA ANA dni 5 6 5 1 4 Information displayed on the keypad occccconccocococnncconoconccnnnncononcnnnonanonnonannnnnnnnnannss 5 10 5 2 EVAN OMIM A St a A A A 5 18 5 2 1 LiStior data dormalt MUMDEIS ani a dais 5 18 5 2 2 Data format specifications 5 1 Communications Dedicated Function Codes 5 1 Communications Dedicated Function Codes 5 1 1 About communications dedicated function codes Communications dedicated function codes are available to monitor the operation and status of the inverter via communications They are classified into the groups shown in Table 5 1 below Table 5 1 Types of communications dedicated function codes Communications dedicated Function function code group S Command data M Monitor data for reading only W Monitor data out of keypad display information for reading only Alarm information out of keypad display information for reading only The sections that follow describe communications dedicated function codes of each group 5 1 2 Command data 1 Frequency and PID command data Table 5 2 Function codes for frequency and PID command data Permis
86. nanons 4 16 4 3 2 Operations in case of COMMUNICATIONS errors oocccccoccncccnnccccnnccnnnncnnnnnonanonnnnnononenononos 4 17 CHAPTER 5 FUNCTION CODES AND DATA FORMATS 5 1 Communications Dedicated Function Codes occccoccncccccnccccnccnccncnonnnonnnnnnnnnnononnnononnononenononons 5 1 9 1 1 About communications dedicated function codes ccoocccccccccccccnnccncnccnncncnonnncnnnnonononnnos 5 1 5 1 2 command data ist da rte mae a a eee ee 5 1 5 1 3 MOnKOr Asset ite oscil aa T twossen ca eaueeaeieeh esoen Gok 5 6 9 1 4 Information displayed On the keypad ccococccccccoccococoncnnconocononnoncnnnnnnononnnnnnnononnnnnnnanonnos 5 10 5 2 Data Formals sis ssa a oe 5 18 5 2 1 EISU OF Gata format number ci 5 18 5 2 2 Data Tormat Special dla id 5 30 CHAPTER 1 OVERVIEW This chapter describes the functions that can be realized by performing RS485 communications Table of Contents 1 1 LSC LI poo A O 1 1 1 2 Differences in the Inverter SePi S ccccccccccccccececececececececececucucccucecucueucetececucucececetececeneces 1 2 1 3 ESTO Ele UNCION S o ado el Senos cia 1 3 1 1 1 1 Features Features The functions listed below can be implemented using RS485 communications The keypad can be mounted on the easy to access front of control panel with an extension cable option The function code data of the inverter can be edited and the operation status of the inverter can be monitored by connecting it to a person
87. ng time is 5 s maximum when HO3 1 is written and 500 ms maximum when HO3 2 is written in P02 3 Maintenance code 10 ms t2 See section 3 2 3 Receiving preparation complete time and message timing from the host 3 2 2 Timeout processing To read write data from to the host transmit the next frame after confirming response If response is not transmitted from the inverter for more than a specified period of time timeout time it is a timeout and perform a retry If a retry begins before a timeout time elapses the requested frame cannot be received properly The timeout time must be set longer than the response time of the inverter In case of a timeout retransmit the same frame or read details of the error M26 to confirm whether the inverter sends back normal response If normal response is returned this indicates that some transient transmission error occurred due to noise or for other reasons and subsequent communications is normal However if this phenomenon frequently occurs even when normal response is sent back some problem may exist Perform a close investigation In case of no response perform another retry If the number of retries exceeds the set value generally about three times there may be a problem with the hardware and the software of the host Investigate and correct the cause lt O oa o S 09 A E y A O mat O O O Timeout time Query retry Inverter s respon
88. nna 2 2 5 2 1 3 Specification of the terminal for R8485 communications occccoccnccccncconcncconcnononenenonos 2 3 N 2 1 4 Specification of connection cable for RS485 terminal occccconccccoccnccccnnnccnnnononononanoss 2 3 Q 22 O ela ares nee 2 4 5 2 2 1 Basic connecion sida hat dd a kisah 2 4 a 2 2 2 Connection procedures untitled 2 17 2 2 3 Devices TOP CONC CUO Nicci ida cae eased vases nace es ieee ance ee ai 2 11 D 2 2 4 Measu res agalnSLNOIS E harea da 2 12 7 2 9 SWIChing to COmMMmUAICA MON Susa a co 2 14 S 2 3 1 Functions for the switching tics soi evade stan cocsaniddnnoltestorstesbondeciaolddoswatyenicetoiusnitstonitdosonnasecias 2 14 x 2 3 2 Link functions operation Selecti0N coooonccccoconconoconnnnconacnnonononnononcnnconanononnanonnonnnos 2 15 2 3 3 How to switch communications enabled disabled ooocccccconcnncccocnncnnccncnnoncnnnonos 2 16 2 3 4 Link functions for supporting data input operation select cccoooncccccccccnnconconcnnos 2 17 2 4 Making RS485 related Settings ccoconcoccccononccconononcnnnnconononononcnnnnnannnnnnannnnonannnnononennss 2 18 2 4 1 Link function R8485 Send a a 2 18 CHAPTER 3 Modbus RTU PROTOCOL 3 1 Message S rada laa ddan 3 1 3 1 1 Message to mMalsons o a 3 1 3 1 2 NES SAG DOS lira 3 1 3 1 3 Message fraes corsario 3 2 3 1 4 Message Categor iii 3 4 3 1 5 Communications example Sasainn A dai 3 11 3 2 Host SIGE Procedi eS a
89. ns each word data in order of Hi byte and Lo byte and each word data is sent back in order of the data of the function code address requested by the query the data of that address number plus 1 the data of that number address number plus 2 If two or more function data are read and the second or any of the following data contains an unused function code F09 etc the read data will become 0 2 Preset single register Query 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 06H Function Write data Error check address code Hi Lo Hi Lo Normal response 1 byte 1 byte 2 bytes 2 bytes 2 bytes Station 06H Function Write data Error check address code How to set a query When address 0 is selected broadcast is available In this case all inverters do not respond even if a broadcast request is executed FC 6 064 The function code is two bytes long The Hi byte indicates the function code group see Table 3 2 and the Lo byte represents a function code identification number 0 to 99 The written data field is fixed two bytes long Set the data on the function code to be written 7102010Yd NLY snapon MiTo Interpretation of normal response The frame is the same as the query 3 Preset multiple registers Query 1 byte 1 byte 2 bytes 2 bytes 1 byte 2 to 100 bytes 2 bytes Station 10H Function Number of write Byte count Write data Error check address code data Hi Lo Hi Lo Hi Lo Hi Lo Normal response 1 byte
90. number of startups 0 to 65535 1 Times _4Li O O DC link circuit voltage 0 to 1000 1 v I O O internal air temperature 0 to 255 1 C Ib x O heat sink temperature 0 to 255 1 C b_ 7 O Z11 control circuit terminal 00004 to FFFFy 1 Bm O O O input baa 5 Z12 control circuit terminal 0000 to FFFF y 1 bh ic O O F output A fT 213 communications control 00004 to FFFFy 1 B O O TI signal input 6 19 gt Z14 communications control 0000 to FFFFy 1 a Oe i O T signal output BELI O Z50 Third last information on 0 00 to 655 35 0 01 Hz 607 O O Z alarm output frequency w 2651 output current 0 00 0 9999 Variable A 67 O O Fa D 0 00 to 655 35 0 01 A amp L O RTU Z inverter capacity U 22kW 30HP or y O A A O LEE 0 0 to 5000 0 0 1 A 5D x O RTU za inverter capacity O 30kW 40HP or gt more gt 752 output voltage 0 to 1000 1 v 6 47 0 O 7 torque operation value 999 to 999 1 bli O Z54 set frequency 0 00 to 655 35 0 01 Hz amp LY O O operation status 0000 to FFFFy 1 bib O O Z56 cumulative operation 0 to 65535 1 h BOT O time Z57 number of startups 0 to 65535 1 Times 4_4 4 O O DC link circuit voltage O to 1000 1 V amp a7 0 O Z59 internal air temperature 0 to 255 1 C A i x O heat sink temperature 0 to 255 1 C amp O O Z61 control circuit terminal 00004 to FFFFy 1 os i
91. ode Write data Error check address 0000 How to set a query This request cannot use broadcast Station address 0 will become invalid no response FC 8 084 Set the sub function code field to be 2 bytes long fixed 0000 Error response will result if data other than 0000 y Is set The write data field is two bytes long and any contents of data can be set Interpretation of normal response The frame is the same as the query 3 6 3 1 Messages 5 Read coil status not supported by FRENIC Mini Query 1 byte 1 byte 2 bytes 2 bytes 2 bytes address Hi Lo Hi Lo Normal response 1 byte 1 byte 1 byte 1 to 10 bytes 2 bytes Station Byte count Read data Error check address How to set a query Broadcast with station address O is not usable If this address is used no response is returned FC 1 014 Read out a coil bit data by specifying the top address of the coil to be read out and the number of points read out number of coils For the assignment of a coil bit data see table 3 3 For each content refer to the S and M codes in the remarks column Table 3 3 tani of coil bit data Coil Remarks number FWD S06 Run operation command 17 M 14 Run status Read only 7102010Yd NLY snapon MiTo Run status 2 Read only Run operation command final command Read only General purpose output terminal information Read only The symbols in the table mean that t
92. of PC board Cumulative O to 65535 1 h O O electrolytic operation time of the capacitor capacitor packaged on the PC board M48 Life of heat sink Cumulative O to 65535 1 h O O operation time of the heat sink M49 Input terminal Input voltage of 32678 to 1 O O voltage 12 terminal 12 32767 20 000 10V 20 000 10V M50 Input terminal Input current of O to 32767 1 O O current C1 terminal C1 0 OmA 20 000 20mA M54 Input terminal Input voltage of 32768 to 1 x O voltage V2 terminal V2 32767 20000 10V to 20000 10V M61 Inverter internal Current temperature O to 255 1 C x O air temperature inside the inverter M62 Heat sink Current temperature O to 255 1 C O O temperature of the heat sink within the inverter M63 Load rate Load rate based on 327 68 to 0 01 x O the motor rating 327 67 M64 Motor output Motor output based 327 68 to 0 01 x O on the motor s rated 327 67 output kW M65 Motor output on Data equivalent to 327 68 to 0 01 x O alarm M64 on alarm 327 67 5 1 Communications Dedicated Function Codes Table 5 9 Monitor data function codes 4 Code Name Description Monitor range Min Unit Support eee Mini Eco M68 PID final 20000 100 32678 to 1 O O command 32767 M69 Inverter rated FGI 0 00 to 9999 Vari A O O current as able RTU inverter 0 00 to 655 35 0 01 A O O capacity 22kW 30HP or less RTU inverter 0 0to5
93. ommand Answerback of request command R 52H Polling read W 57H Selecting write A 41 High speed response selecting write E 45H Alarm reset 5 Function code Function code group group 1 F 46H Fundamental function E 45H Extension terminal function C 43H Control function of frequency P 50H Motor parameter H 48H High performance function J 4AH Application function y 59H Link function S 53H Command data M 4DH Monitor data 1 W 57H Monitor data 2 X 58H Alarm data 1 Z SAH Alarm data 2 6 Function code Oto9 304 to 39H Function code identification number decimal ten s identification figure number 1 Oto 9 30H to 394 Function code identification number decimal one s figure 8 Special SP 20H Fixed to sp space normally additional 2DH for negative data data 9 Data 0 to F 304 to 3FH Data s first character hexadecimal thousand s figure O to F 30 to 3Fy Data s second character hexadecimal hundred s figure O to F 30H to 3FH Data s third character hexadecimal ten s figure 0 to F 30H to 3FH Data s fourth character hexadecimal one s figure ETX ETX 03H End of message BCC Oto F 304 to 3FH Checksum 1 hexadecimal ten s figure Oto F 30H to 3FH Checksum 2 hexadecimal one s figure 1 A space SP 20 will be set for an alarm reset command 109010Yd YSLYSANI ISOdSNA IVIANIO IMA PLANO Table 44 NAK frame Value ASCII Hexadecimal Description fo
94. on alarm MO9 on alarm 655 35 to 655 35 RTU 0 00 to 655 35 M36 Input power on Data equivalent to 0 00 to 399 99 0 01 O O alarm M10 on alarm M37 Output current Data equivalent to 0 00 to 399 99 0 01 O O effective value on M11 on alarm 100 alarm inverter rated current M38 Output voltage Data equivalent to 0 0 to 1000 0 1 0 V O O effective value on M12 on alarm alarm SIVWYOS VLWO ANY S3009 NOILONN 4 PELO Table 5 9 Monitor data function codes 3 Code Name Description Monitor range Min Unit Support Step Mini Eco M39 Operation Data equivalent to 0000 to O O command on M13 on alarm FFFFH alarm M40 Operation status Data equivalent to 0000 to O O on alarm M14 on alarm FFFFy M41 General purpose Data equivalent to 0000 to O O output terminal M15 on alarm FFFFH information on alarm M42 Cumulative Data equivalent to O to 65535 1 h O O operation time on M20 on alarm alarm M43 DC link circuit Data equivalent to O to 1000 1 V O O voltage on alarm M21 on alarm M44 Inverter internal Air temperature O to 255 1 C x O air temperature inside the inverter on on alarm alarm M45 Heat sink Data equivalent to O to 255 1 AG O O temperature on M62 on alarm alarm M46 Life of main The capacity of the 0 0 to 100 0 0 1 O O circuit capacitor main circuit capacitor is 100 when delivered from the factory M47 Life
95. on on general purpose output terminals Maintenance information cumulative operation time DC link voltage heat sink temperature etc Function code All types of function code data can be monitored and changed All function codes other than above O D Q 3 MaAlIAYSAO 1 4 CHAPTER 2 COMMON SPECIFICATIONS This chapter describes the specifications common to the Modbus RTU protocol Fuji general purpose inverter protocol and loader protocol For further information about the specific specifications of each protocol see Chapter 3 Modbus RTU Protocol and Chapter 4 Fuji General purpose Inverter Protocol Table of Contents 2 1 Specifications Of R8485 COMMUNICATIONS ooccccoccncccccncccnnnncnnnnononononnnnnonannnnnnnononnnnnnnnnononons 2 1 2 1 1 Specification of the RJ 45 connector for RS485 communications modular jack 2 2 2 1 2 Specification of connection Cable coooncccccncccccnnccncnnccnnncnoncnononononannnnnanononnnnnonnnonononos 2 2 2 1 3 Specification of the terminal for RS485 COMMUNICATIONS occccocccncccoccncnoncnnononcnncnnanenoss 2 3 2 1 4 Specification of connection cable for RS485 terminal o occcoonccnccccccnconoccnnnnnacononnnnnnos 2 3 BD GONMNECCUO NS ria is 2 4 2 2 1 Basic CONNECCION osa 2 4 2 2 2 Connection POCA MES cia 2 17 2 2 3 DEVICES Tor CONE CON cid 2 11 2 2 4 Measures agalSthOlSe ani 2 12 2 9 SWitching to COMMUNICA ONS 00 cas 2 14 2 3 1 Functions TOF
96. onse 8 bytes Polling Request 8 bytes Response 12 bytes 1 Standard frame Standard frames are classified into request frame ACK frame and NAK frame and their frame configurations are as shown below For the meanings of the fields comprising each frame see the tables shown on the pages that follow Request frame host gt inverter 0 1 ACK frame inverter gt host 0 1 2 3 4 5 6 T 8 9 12 13 14 15 address code group identification number 1 2 1 1 1 1 4 1 2 NAK frame inverter gt host For BCC 0 1 2 3 4 5 6 T 8 9 12 13 address code group identification number For BCC 14 15 1 2 3 4 5 6 T 8 9 12 13 address code group identification number For BCC 4 2 4 1 Messages Table 4 2 Request frame Value ASCII Hexadecimal Description format format 0 SOH SOH 014 Start of message 1 Station Oto 3 9 30H to 33H Station address of the inverter decimal ten s figure address 39H 2 0 to 9 30H to 394 Station address of the inverter decimal one s figure 3 ENQ ENQ 05H Transmission request 4 Command Request command R 92H Polling read W 57H Selecting write A 41 High speed response selecting write 2 E 45H Alarm reset 5 Function Function code group 3 code group 1 F 46H Fundamental function E 45H Extension terminal function C 43H Control function of frequency P 50H Motor parameter H 48H High performance functio
97. or Contrast control 1 x O E48 LED Monitor Speed monitor item 1 O O E50 Coefficient for Speed Indication 5 O O E51 Display Coefficient for Input Watt hour Data 45 x O E52 Keypad Menu display mode 1 O O E60 Built in Potentiometer Function selection 1 O x E61 Analog Input Signal Selection for 12 1 O O E62 Analog Input Signal Selection for C1 1 O O E63 Analog Input Signal Selection for V2 1 x O E64 Saving of the Digital Set Frequency 1 x O E65 Command Loss Detection Level 1 1 x O E80 Detect Low Torque Detection level 1 x O E81 Detect Low Torque Timer 5 x O E98 Terminal Command Assignment to FWD 1 O O E99 Terminal Command Assignment to REV 1 O O 1 999 is handled as 7FFF SIVWYOS VLWO ANY S3009 NOILONN 1 PELO Table 5 15 List of data format numbers C codes Format number C01 Jump Frequency 1 3 O O C02 Jump Frequency 2 3 O O C03 Jump Frequency 3 3 O O C04 Jump Frequency Hysteresis 3 O O C05 Multistep Frequency Settings 1 5 O O C06 Multistep Frequency Settings 2 5 O O C07 Multistep Frequency Settings 3 5 O O C08 Multistep Frequency Settings 4 5 O O Cog Multistep Frequency Settings 5 5 O O C10 Multistep Frequency Settings 6 5 O O C11 Multistep Frequency Settings 7 5 O O C20 Jogging Frequency 5 O x C21 Timer Operation 1 O x C30 Frequency Command 2 1 O O
98. ority error the run command writing request does not occur to S01 S05 S06 and 13 are 76 4Ch for FRENIC Mini sent through the communication route other than that specified with H30 Function code A function code that does not exist 78 4EH error was requested An attempt was made during Write disabled operation to write the function code 79 4Fu SIOL for write disabled or for write disabled during operation DA The write data is beyond the 80 501 writable range Faora An attempt was made to write Kriti g another function data during 81 51H g function writing with command A Communi Communications The inverter did not receive a cations disconnection normal frame addressed to local disconnec error station or to other stations within tion error the communications disconnection detection time set with the function code 4 16 4 3 Communications Errors Transmission error error codes 71 to 73 When a transmission error occurs eight straight times it is handled as a communications error However the inverter does not return response in order to avoid overlapping of response from multiple inverters The count of eight straight times will be cleared upon normal receipt of a frame to another station or to the local inverter station itself Logical error error codes 74 to 81 When a logical error is detected a negative acknowledgment NAK frame reports it For further information see the NAK response of ea
99. ose inverter protocol gt Chapter 4 2 Host Side Procedures Setting when FRENIC Loader is connected Set the response interval time according to the performance and conditions of the personal computer and converter RS232C TO RS485 converter etc Some converters monitor the communications status and use a timer to switch transmission receiving Protocol Modbus RTU 1 FRENIC Loader Select a communications protocol Setting when FRENIC Loader is connected Select the protocol for FRENIC Loader supported by y10 only commands y10 1 Fuji general purpose inverter 2 20 CHAPTER 3 Modbus RTU PROTOCOL This chapter describes the Modbus RTU protocol as well as the host side procedure for using this protocol and error processing The Modbus RTU protocol was a set of specifications developed in the United States For the FRENIC Mini of which inverter ROM version is 0399 or earlier the Modbus RTU functions are partially restricted Contact us about details of restrictions Check the inverter ROM version with menu 5_ 74 described in 3 8 Reading Maintenance Information under Chapter 3 of the FRENIC Mini Instruction Manual INR SI47 0791 E In addition for FRENIC Eco coil support coil reading out coil reading in and serial coil writing is added to the protocol of Modbus RTU Table of Contents 3 1 ES A tac E EE E esate sens ea eee es eee ne kee amet ae EAE 3 1 3 1 1 Message To gas Coenen ee ene ter eee eee re
100. problems Consult Appendix A Advantageous Use of Inverters Notes on electrical noise in FRENIC Mini User s Manual MEH446 or FRENIC Eco User s Manual MEH456 1 Measures for devices subjected to noise Using an isolated converter An isolated converter suppresses common mode noise that exceeds the specified operating voltage range of the receiver in case of long distance wiring However since the isolated converter itself may malfunction use a converter insusceptible to noise Using a category 5 compliant LAN cable Category 5 compliant LAN cables are generally used for RS485 communications wiring To obtain an improved preventive effect on electromagnetically induced noise use Category 5 conformed LAN cables with four twisted pair cores and apply one twisted pair DX and DX To ensure a high preventive effect on electrostatically induced noise use Category 5 conformed LAN cables with four shielded and twisted pair cores and ground the shield at the master side end Effect of twisted pair cables Change in lines of magnetic force increased Twisted cable B D A uniform magnetic flux directing from the face to back of the paper exists and if it increases electromotive force in the direction of gt is generated The electromotive forces of A to D are the same in intensity and their directions are as shown in the above figure In the cable DX the direction of electromotive forces B is reverse to that of elec
101. quency 1 x O J18 PID Control Upper limit of PID process output 1 1 x O J19 PID Control Lower limit of PID process output 1 1 x O J21 Dew Condensation Protection Duty 1 x O O J22 Commercial Line Switching Sequence 1 1 999 is handled as 7FFFy 9 22 x Table 5 19 List of data format numbers y codes 5 2 Data Formats Format number y01 RS485 Communication Standard Station address 1 O O y02 RS485 Communication Standard Mode selection on no 1 O O response error y03 RS485 Communication Standard Timer 3 O O y04 RS485 Communication Standard Baud rate 1 O O y05 RS485 Communication Standard Data length 1 O O y06 RS485 Communication Standard Parity check 1 O O y07 RS485 Communication Standard Stop bits 1 O O y08 RS485 Communication Standard No response error detection 1 O O time y09 RS485 Communication Standard Response interval 5 O O y10 RS485 Communication Standard Protocol selection 1 O O y11 RS485 Communication Option Station address 1 x O y12 RS485 Communication Option Mode selection on no 1 x O response error y13 RS485 Communication Option Timer 3 x O y14 RS485 Communication Option Baud rate 1 x O y15 RS485 Communication Option Data length 1 x O y16 RS485 Communication Option Parity check 1 x O y17 RS485 Communication Option S
102. r operation command data Function Poulos le Min step setting range Operation Operation command via 0000 to command communications FFFFH general purpose input terminal functions X1 X5 XF FWD XR REV and communications dedicated command FWD REV RST Alarm reset Alarm reset command command via communications R Read only W Write only R W Read Write 1 To make alarm resetting with S06 bit 15 must be set to 1 and then set back to 0 Alarm resetting is impossible unless the communications side is made valid by the settings of function codes H30 and y99 and the LE assigned terminal 2 S14 does not require the operation described in 1 above and writing 1 permits alarm resetting because writing the value once turns ON the reset command that will be turned OFF after a specific period of time This command is O whenever it is read and is always valid irrespective of function codes H30 and y99 and the status of the LE assigned terminal 3 X1 X5 XF FWD and XR REV operate according to the functions set with function codes E01 E05 E98 and E99 General purpose input terminals X4 and X5 and function codes E04 and E05 are not supported by FRENIC Mini 4 When giving operation command S06 via communications the relation between S06 and the inverter terminal external signal input command is shown in Table 5 4 on the next page The Support column of the table indicates whet
103. ransmission The CRC is among the most effective error check systems The transmission station calculates and adds CRC data to the last block of the frame and the receiving station also calculates CRC data against the data received and compares them with each other Steps to calculate CRC data Divide data expressed as a polynomial for example 0000 0001 0000 0011 0000 0011 0000 0010 0000 0000 0001 0100 the 48 bit data shown in section 3 4 3 Calculation example gt XANAX HX X by a generative polynomial expression 17 bits X X X 1 CRC data is the remainder 16 bits of this division Ignore the quotient and send a message with the remainder added to the final two characters of the data The receiving station divides this message with the CRC added by the generative polynomial expression and considers the transmitted message to have been received without any error if the remainder is 0 CRC 16 The generative polynomial expression is expressed as a multiplier of X such as X X 1 in place of the description of binary code 1101 Although any prime polynomial expression is acceptable as the generative polynomial expression some standard generative polynomial expressions for optimizing error detection are defined and proposed The RTU protocol uses the generative polynomial expression qxe X X 1 corresponding to binary code 1 1000 0000 0000 0101 In this case the CRC generated is well known as CRC 16
104. rature 1 x O M62 Heat sink temperature 1 O O M63 Load rate 6 x O M64 Motor output 6 x O M65 Motor output on alarm 6 x O M68 PID final command 29 O O M69 Inverter rated current 24 FGI O O 9 RTU O O M70 Operation status 2 44 O O M71 Input terminal information 14 O O M72 PID feedback 29 x O M73 PID output 29 x O SIVWYOS VLWO ANY S3009 NOILONN 1 PELO 5 25 Table 5 22 List of data format numbers Format Support number Mini Eco WO1 Operation status 16 O O W02 Frequency command 22 O O Wo3 Output frequency before slip compensation 22 O O W04 Output frequency after slip compensation 22 O x WO5 Output current 24 FG O O 19 RTU O O WO6 Output voltage 3 O O WO7 Torque operation value 2 x O Wo8 Motor speed 37 x O WO09 Load rotation speed 37 O O W10 Line speed 37 O O W11 PID process command 12 O O W12 PID feedback value 12 O O W16 Motor speed set value 37 x O W17 Load speed set value 37 O O W18 Line speed set value 37 O x W19 Constant feed time set value 37 O x W20 Constant feed time 37 O x W21 Input power 24 O O W22 Motor output power 24 x O W23 Load factor 2 x O W27 Timer operation remaining time 1 O x W28 Operation command source 1 O O W29 Frequency PID co
105. resistors O 1 Vcc 4 8 TXD O 2 GND 13 NC RXD O 4 DX E O 5 DX DE RE l6 NC O 7 GND GND Terminating 18 Vcc RJ 45 resistor connector RJ 45 connector caution A power supply for the keypad is connected to the RJ 45 connector for RS485 communications via pins 1 2 7 and 8 Note that the pins assigned to the power supply must not be connected when connecting the inverter with another device 2 1 2 Specification of connection cable The specification of the connection cable is as follows to ensure the reliability of connection Specification Common specification Straight cable for 10BASE T 100BASE TX satisfying the US ANSI TIA EIA 568A category 5 standard commercial LAN cable Extension cable for remote Same as above 8 core 5m long RJ 45 connector both operations CB 5S ends Extension cable for remote Same as above 8 core 3m long RJ 45 connector both operations CB 3S ends Extension cable for remote Same as above 8 core 1m long RJ 45 connector both operations CB 1S ends To connect a keypad use an 8 core straight cable Use an extension cable for remote operations CB 5S CB 3S or CB 1S or a commercial LAN cable 20m max 2 2 2 1 Specifications 2 1 3 Specification of the terminal for RS485 communications FRENIC Eco s RS485 communications card is equipped with a pair of terminals for multidrop The terminal symbols terminal names and functions of the respective
106. rmat format 0 SOH SOH O14 Start of message 1 Station Oto 3 30 to 33H Station address of the inverter decimal ten s figure 2 address 0 to 9 30 to 394 Station address of the inverter decimal one s figure 3 NAK NAK 15H Transmission response Negative acknowledgement There was a logical error in the request 4 Command 1 Answerback of request command R 52H Polling read W 57H Selecting write A 41 High speed response selecting write E 45H Alarm reset 5 Function code Function code group group 1 F 46H Fundamental function E 45H Extension terminal function C 43H Control function of frequency P 50H Motor parameter H 48H High performance function J 4AH Application function y 59H Link function S 53H Command data M 4DH Monitor data 1 W 57H Monitor data 2 X 58H Alarm data 1 Z SAH Alarm data 2 6 Function code Oto9 304 to 39H Function code identification number decimal ten s identification figure number 1 Oto 9 304 to 394 Function code identification number decimal one s figure 8 Special SP 20H Unused space fixed additional data 9 Data SP 20H Unused space fixed SP 20H Unused space fixed 11 O to F 30 to 3Fy Communications error code higher order hexadecimal ten s figure 12 O to F 30H to 3FH Communications error code lower order hexadecimal one s figure 13 ETX ETX 03H End of message 14 BCC Oto F 304 to 3FH Checksum 1 hexadecimal ten s figure 15 O to F 304 to 3FH Checksum 2 hexadecimal one s figure
107. ror 20 O O W85 Number of RS485 Ch2 errors 1 x O W87 Inverter s ROM version 35 O O w89 Remote multi function keypad ROM version 35 O O W90 Option ROM version 35 x O W94 Content of RS485 Ch2 error 20 x O W95 Number of option communications errors 1 x O W96 Content of option communications error 1 x O SIVWYOS VLWO ANY S3009 NOILONN 4 PELO 9 27 Table 5 23 List of data format numbers X codes Format number X00 Alarm history latest 41 O O X01 Multiple alarm 1 latest 40 O O X02 Multiple alarm 2 latest 40 O O X03 Sub code 1 x O X05 Alarm history last 41 O O X06 Multiple alarm 1 last 40 O O X07 Multiple alarm 2 last 40 O O X08 Sub code 1 x O X10 Alarm history second last 41 O O X11 Multiple alarm 1 second last 40 O O X12 Multiple alarm 2 second last 40 O O X13 Sub code 1 x O X15 Alarm history third last 41 O O X16 Multiple alarm 1 third last 40 O O X17 Multiple alarm 2 third last 40 O O X18 Sub code 1 O X20 Latest information on alarm output frequency 22 O O X21 output current 24 FG O o O 19 RTU O O X22 output voltage 1 O O X23 torque operation value 6 x O X24 set frequency 22 O O X25 operation
108. ror overrun error buffer full No response Table 5 29 Communications error codes for Fuji general purpose inverter protocol 74 Format error 78 Function code error 75 Command error 79 Write disabled 76 Link priority error 80 Data error 17 Function code data write right error 81 Error during writing Table 5 30 Communications error codes for RTU protocol Code Description Code Description Improper FC Improper data range error Improper address function code error NAK link priority no right write disabled Example In case of an improper address 2 00024 Consequently Data format 21 Auto tuning not supported by FRENIC Mini 1 4 3 2 1 0 5 14 13 12 11 10 9 8 T 6 5 alae aa a Re Ls Not used When FWD is 1 this data is the forward rotation command When REV is 1 this data is the reverse rotation command However if both FWD and REV are 1 the command is not effective Both FWD and REV are 0 for reading Ex When P04 motor 1 automatic tuning 1 forward rotation 0000 0001 0000 1001 0101 Consequently Data format 22 Frequency data Decimal data positive Resolution 0 01Hz 9 35 SIVWYOS VLVG ANY S3009 NOILONNS PERL Data format 23 Polarity decimal data positive for Fuji general purpose inverter protocol Decimal data positive Resolution 0 01Hz 16 bit binary data gt 4 digit ASCII code For reverse rotation add a negat
109. rter or connecting the inverter with a host such as personal computer or PLC use a standard LAN cable straight for 1OBASE T A converter is necessary to connect a host not equipped with RS485 interface 1 Connection with the keypad FRENIC Mini FRENIC Mini RESET Remote keypad RJ 45 connector modular jack RJ 45 connector modular jack FRENIC Eco FRENIC Eco A RJ 45 connector Multi function modular jack Cable connector modular jack Figure 2 1 Connection with the keypad Cable extension cable for remote operations CB 5S CB 3S or CB 1S or commercial LAN cable caurion For the keypad be sure to turn off the terminating resistor Keep wiring length 20m or less For FRENIC Mini only the remote keypad is available In addition the RS485 communications card option is necessary for connection 2 4 2 2 Connections 2 Connection with a personal computer when connecting with the USB port via a recommended converter Inverter FRENIC Eco A Cable 2 Converter connector modular jack Figure 2 2 Connection with a personal computer Converter USB 4851 RJ45 T4P System Sacom Sales Corp Japan SNOILVOISIOAdS NONINOO RATO Cable 1 USB cable supplied with the converter Cable 2 extension cable for remote operations CB 5S CB 3S or CB 1S or commercial LAN cable caution For FRENIC Mini the RS485 communications car
110. s Manual MEH446 Catalog MEH441 Instruction Manual INR SI47 0791 E RS485 communications card Installation Manual INR SI47 0773 FRENIC Eco Name Document number User s Manual MEH456 Catalog MEH442 Instruction Manual INR SI47 0882 E RS485 communications card Installation Manual INR S147 0872 Description Overview of FRENIC Mini how to operate the keypad control block diagram selection of peripherals capacity selection specifications function codes etc Overview of FRENIC Mini features specifications outline drawing options etc Inspection at the time of product arrival installation and wiring how to operate the keypad troubleshooting maintenance and inspection specifications etc Inspection at the time of arrival how to install the product Description Overview of FRENIC Eco how to operate the keypad control block diagram selection of peripherals capacity selection specifications function codes etc Overview of FRENIC Eco features specifications outline drawing options etc Inspection at the time of product arrival installation and wiring how to operate the keypad troubleshooting maintenance and inspection specifications etc Inspection at the time of arrival how to install the product These documents are subject to revision as appropriate Obtain the latest versions when using the product E Safety Precautions Prior to installation connection wiring op
111. s correctly identified response will be given according to the frame length specified by the command in principle 109010Yd YSLYSAN I ISOdANA IVIANID IMA PLANO Table 4 9 Negative acknowledgment NAK frame ommand type Optional frame in the specified position 16 bytes long a e f m in the specified position 8 bytes long Polling command The ETX was not detected g j k h in the specified position 12 bytes long Other than specified A command other than the Standard frame Command error 75 commands specified commands R W 16 bytes long A E a e f g j k h m was detected caution When negative acknowledgement NAK for a format or command error is returned with the standard format as in the case of No 1 and No 4 the contents of the command type function code group and function code identification number fields will be undefined 4 1 3 Descriptions of fields 1 Command field The table below shows command types The applicable frame is different among the command types Table 4 10 Command formats ASCII R Reads function code data polling Standard frame ASCII W Writes function code data selecting ASCII A Writes function code data at high speed writing that does not wait for writing to be completed ASCII e Gives a la command a 4 Reads the output frequency a ACCII h Reads the torque monitor M07 1 not supported by FRENIC Mini ASCII j Reads the output frequency M
112. s functions Related Function Description function code Operation The functions equivalent to the terminal functions shown below can be S codes executed through communications dedicated to communi Forward operation command FWD and reverse operation l cations command REV Digital input commands FWD REV X1 X5 terminals X4 and X5 are not supported by FRENIC Mini Alarm reset command RST Frequency Either of the following two setting methods can be selected setting Set up as 20000 maximum output frequency Frequency adjustable unit 0 01 Hz without polarity PID command Set up as 20000 100 Operation The items below can be monitored M codes monitor Frequency command Actual values frequency current voltage etc Operation status information on general purpose output terminals etc Maintenance The items below can be monitored monitor Cumulative operation time DC link voltage Information to determine the service life of parts to be periodically replaced main circuit capacitor PC board capacitor cooling fan Model codes capacity codes ROM version etc Alarm monitor The items below can be monitored dedicated to bee communica Monitoring information when an alarm occurs last four alarms tions Monitoring alarm history last four alarms Operation information output set frequencies current voltage etc Operation status informati
113. se time 3 13 3 2 3 Receiving preparation complete time and message timing from the host The time from the return of response by the inverter until the completion of receiving preparation of the communications port switching from transmission to receiving is called a receiving preparation complete time Transmit the following messages after the receiving preparation complete time Receiving preparation complete time 3 character time In the case of broadcast Upon receipt of a query message from the host by broadcast the inverter executes the query and enters the receiving enabled status When sending a message from the host after broadcast is performed send the message after the inverter processing time shown in section 3 2 1 Inverter response time has passed Inverter processing time Inverter processing time 3 2 4 Frame synchronization method Since the RTU transmits and receives binary data without using header characters for frame synchronization a frame synchronization system is defined as a time without data to identify the head of the frame If data communications does not occur for a period equal to three characters 33 bits including the start and stop bits at the current transmission speed during receiving standby initialize the frame information and consider the first received data the first byte of the frame If a character interval reaches the length of three characters or more while a frame is received the fram
114. series Series FRENIC Mini Table 1 1 Support method RS485 communications card option Connector for a keypad on the Differences in the inverter series Supported functions 3 Inverter support loader software Connector Keypad 1 Only remote keypad is supported RJ 45 connector RJ 45 connector Fuji general purpose inverter protocol inverter RS485 communications card 4 option FRENIC Eco Terminal block 1 FRENIC Mini supports the remote keypad TP E1 option only For FRENIC Eco the keypad is mounted on the inverter as the standard equipment In addition the multi function keypad can also be connected as an option 2 The Modbus RTU of FRENIC Eco supports coil commands unlike the Modbus RTU of FRENIC Mini For details refer to chapter 3 Modbus RTU Protocol 3 Each supported function has a different support scope depending on the inverter series for example data monitored by the keypad loader function and accessible function codes For details refer to the manual of each supported function 4 Use function codes y11 to y20 for communications setting of the RS485 communications card option of FRENIC Eco 1 2 1 1 Features 13 List of Functions The functions listed below become available by operating the appropriate function codes from the host controller The chapters that follow describe these functions in detail Table 1 2 List of RS485 communication
115. sible setting range Code Name Function Min step Unit R W Frequency Frequency command 32768 to 32767 command via communications 420 000 p u value based on the maximum output maximum output frequency frequency Frequency Frequency command 0 00 to 655 35 command from communications by 0 01Hz PID PID command from 32768 to 32767 command communications 100 at 20 000 R Read only W Write only R W Read Write 1 When both S01 and S05 are set and S01 is not 0 the command of S01 has precedence over that of S05 2 The actual operation specified by each command is limited by internal processing of the inverter For example a value over 20 000 can be written to S01 but the actual frequency is limited to the maximum output frequency or to the upper limit frequency set with another function code The FRENIC Mini Eco treats negative data of S13 as 0 3 When an attempt is made to read the command data shown here the data previously directed by communications not the command value for actual operation will be read Obtain the latest command value by reading the M code 4 At S01 set a value based on 20 000 as the maximum output frequency For example when the maximum output frequency is 60Hz set 20 000 at S01 with a set frequency of 60Hz or 10 000 with a set frequency of 30Hz 9 1 SIVWYOS VLWO ANY S3009 NOILONN 4 PELO 2 Operation command data Table 5 3 Function codes fo
116. st be rewritten from the host controller because the memory is initialized when the power is turned ON Although command data and operation data can be written even if communications is invalid they will not be validated because the switch is made invalid by link operation selection If communications is made valid with no operation data written operation command OFF frequency setting OHz during operation the running motor decelerates to a stop and may exert impact on the load depending on the set deceleration time Operation can be switched without causing impact to the load by setting data in communications invalid mode in advance and then switching the mode to valid If negative logic is set as Link enable data 1024 the logical value corresponding to the ON OFF status of the command LE will be reversed FRENIC Eco has the field bus option other than RS485 communications The field bus option is handled prior to RS485 communications depending on the setting of it in some cases For details refer to FRENIC Eco User s Manual MEH456 2 16 2 3 Switching to Communications 2 3 4 Link functions for supporting data input operation select According to the setting of function code y99 link function for supporting data input operation select the frequency setting and the operation command source via communications command or command specified by function code H30 and y98 when communications is valid can be selected in
117. t W41 Control circuit terminal 0000 to FFFFy 1 oder O O output W42 Communications control 00004 to FFFFy 1 HUI O signal input W43 Communications control signal 0000p to FFFFy 1 Al O O output W44 Terminal 12 input voltage 0 0 to 12 0 0 1 V qe i O O 5 12 5 1 Communications Dedicated Function Codes 1 Operation command source code Indicates the current source of operation commands For FRENIC Mini this code is 20 when operation commands from the loader are effective Description 0 Run by the keypad rotation direction depends on the terminal input 1 Run by the terminals 2 Run by the keypad forward rotation Run by the keypad reverse rotation pO po 4 Runcommand when FRZFRTSON O EI SO OS CN EI CAM MC E ICA ECT NEC 2 Frequency command source PID command source code FRENIC Mini Indicates a frequency command source even if PID is effective This code is 20 when the frequency command from the loader is effective FRENIC Eco Indicates a PID command source if PID is effective code 30 or later Indicates a frequency command source if PID is not effective code 29 or less oped ay apeaions Voltage input terminal 12 Current input terminal C1 Voltage input terminal 12 current input terminal C1 Inverter volume 5 Voltage input terminal V2 T UP DOWN 20 RS485 channel 1 3 Bus option Loader 20 for FRENIC Mini Multi step frequency SIV
118. t gt inverter ACK frame inverter gt host som 1 2 ack r mfojojsrjofbje sjerxjsjo 2 Optional frame Example 1 Selecting of operation command write Request frame host gt inverter FWD command son 1 2 Eno tjojojo 1ferxjoj2 ACK frame inverter gt host sonli e ack r exo NAK frame inverter gt host The cause of the error can be confirmed with function code M26 transmission error transaction code Example 2 Selecting of operation command in broadcast write Request frame host gt inverter REV command son o o ena o 0 0 2 etx The inverter does not respond to broadcast 4 1 Messages Table 4 11 ASCII code table 00H 104 20H 30 H 404 50 y 60 y 70H On NUL DLE SP 0 P p 1H SOH DC1 1 A Q a q 2H STX DC2 a 2 B R b r 3H ETX DC3 3 C S C S 4 H EOT DC4 4 D T d t SH ENQ NAK 5 E U e u 6H ACK SYN amp 6 F V f vV 7H BEL ETB 7 G W g Ww 8H BS CAN 8 H X h X 9 H HT EM 9 Y i y Au LF SUB x J Z j Z Bu VT ESC K k Ch FF FS lt L N Du CR GS M m En SO RS N n FH SI US O O DEL The shaded codes are used for this communications protocol 4 13 109010Yd YSLYSANI ISOdANA IVIANIO IMA PLANO 4 2 Host Side Procedures 4 2 1 Inverter s response time Upon receipt of a query request from the host the inverter executes the requested command and sends ba
119. t send back response Each frame is described in 4 1 2 Transmission frames Polling Request frame Read request Inverter Response data Response frame Selecting Request frame Host Write request data Response frame Broadcast Request frame Host Write request data Inverter Broadcast all station batch selecting A frame with the station address set to 99 is treated by all inverters as broadcast By using broadcast operation or frequency commands can be simultaneously assigned to all inverters In broadcast communications only selecting of S01 S05 S06 S13 and 14 in the standard frame and commands W E a e f and m in the optional frame are valid 109010Yd YSLYSANI ISOdANA IVIANIO IMA PLANO 4 1 2 Transmission frames Transmission frames are classified into two types standard fames with which all communications functions are available and optional frames allowing high speed communications but whose function is limited to issuing commands to and monitoring the inverter All characters including BCC comprising both standard and optional frames are represented by ASCII codes The lengths of standard and optional frames are as shown in Table 4 1 below Table 4 1 Lengths of transmission frames Frame type Frame length Standard frame Selecting Request 16 bytes Response 16 bytes Polling Request 16 bytes Response 16 bytes Optional frame Selecting Request 12 bytes Resp
120. te 2 to 100 bytes 2 bytes address Hi Lo data 0 Hi Lo data 1 How to set a query This request is not available for broadcast transactions Station address O will become invalid no response FC 3 034 The function code is two bytes long The Hi byte indicates the function code group see Table 3 2 and the Lo byte represents a function code identification number 0 to 99 Example When the function code is E15 the Hi byte is 014 and the Lo byte is OF x Table 3 2 Function code group code conversion table Fundamental Monitor data function Extension terminal Application function function Control function of frequency Motor parameter Link function Monitor 2 High performance Alarm 1 function Command Alarm 2 Function data Operational function The length of the read data is up to 50 words 2 byte each If the read data contains an unused function code O will be read which will not result in an error Data does not extend over two or more function code groups If for example reading of 40 words is specified from F40 but only function codes up to F40 are available the data of F40 will be set at the first word and the other 49 words will be 0 3 4 3 1 Messages Interpretation of normal response The data range of byte counts is between 2 and 100 A byte count is double the number of read data 1 50 data of the response The read data contai
121. tes the queried transaction and sends back response after the response time shown below Host eee p t1 Response interval time The response interval time is the longest time out of the time setting by a function code 3 character time or inverter s processing time 1 y09 y19 setting of response interval time 0 00 1 00 s factory shipment setting 0 01 s You can set the time from receiving a request issued from a host to starting to send a response By setting a response interval time even the host side which is slower than the inverter can meet timing 2 3 character time maximum value Table 3 9 3 character time maximum time 38400 Baud rate bps 2400 4800 9600 19200 Not supported by FRENIC Mini 3 character time ms 15 10 5 5 5 3 Inverter processing time The data volume shown below indicates the number of words 1 Read holding registers read coil status multiple read holding registers Table 3 10 Inverter processing time Data count Inverter processing time minimum to maximum 1to7 5 to 10 ms 8 to 16 10 to 15 ms n Int n 1 8 x5 to int n 1 8 x5 5 ms 3 12 3 2 Host Side Procedures 2 Preset single register preset multiple registers force single coil and force multiple coils Table 3 11 Inverter processing time Data count Inverter processing time minimum to maximum ms ms 65 to 70 85 to 90 nx20 5 to nx20 10 ms However the inverter processi
122. tion addresses Protocol Broadcast Modbus RTU protocol 1 to 247 Protocol for loader commands 1 to 255 i i ii Fuji general purpose inverter protocol 1 to 31 PD caurion No response is expected if an address number out of the specified range is set Match the station address with that of the personal computer when a personal computer loader is connected Operation made selection when an error occurs y02 y12 Set the operation performed when an RS485 communications error occurs RS485 communications errors are logical errors such as an address error parity error or framing error transmission error and communication disconnection error set by y08 and y18 In any case error is detected only while the inverter is running in the link operation made for both the operation command and frequency setting If neither the operation command nor frequency setting is sent through RS485 communications or the inverter is not running error is ignored Table 2 7 RS485 setting operations when an error has occurred Indicates an RS485 communications error 4 4 for yO2 and for y12 and stops operation immediately alarm stop Runs during the time set on the error processing timer y03 y13 and then displays an RS485 communications error 5 7 for yO2 and 7 for y12 and stops operation alarm stop Runs during the time set on the error processing timer y03 y13 If communications are recovered continues operation Otherwise displ
123. tion timer It will be cleared in a status other than disconnection When it is necessary to take action against errors by factor the factor can be identified by reading M26 M26 stores the latest communications error codes 3 15 3 3 2 Operations in case of errors The action when a transmission or communications disconnection error occurs can be selected with function code y02 y12 For further information see 2 4 Making RS485 related settings This section shows specific examples of action by different settings of function code y02 The same operation is performed for y12 as well In this case the y02 and y03 in the figure are LL replaced with y12 and y13 and the error indication becomes 2 7 When y02 0 mode in which the inverter is forced to immediately stop in case of communications error Error Alarm reset Communications Normal Normal p status display Regular gt lt E E gt Transmission failed FWD ON Command from RS485 Set ee frequency Operation i command Operation Stop Operation Inverter s Set internal frequency operation Output a Free run frequency When y02 1 and y03 5 0 seconds mode in which the inverter is forced to stop five seconds after a communications error occurred Error Alarm reset Communications Norma Normal a status display sta fe lt gt 5 05 x1 lt gt Command Y from RS485 Set S
124. to prevent the host from receiving the data it transmitted If the receiver cannot be deactivated program the host so that the data transmitted by the host is discarded 2 10 2 2 Connections 2 2 3 Devices for connection This section describes the devices necessary for connecting a host not equipped with RS485 interface such as a personal computer or for multidrop connection 1 Converter In general personal computers are not equipped with an RS485 port An RS232C to RS485 converter or USB to RS485 converter is therefore required Use a converter meeting the following recommended specifications for proper operation Note that proper performance may not be expected from a converter other than the recommended one Specifications of the recommended converter Transmission receiving switching system Automatic switching by monitoring transmission data on the personal computer side RS232C Isolation The RS232C side of the converter must be isolated from the RS485 side Failsafe Equipped with a failsafe function Other requirements The converter must have enough noise immunity for successful communications The failsafe function means a function that keeps the RS485 receiver s output at high logic level even when the RS485 receiver s input is open or short circuited or when all the RS485 drivers are inactive Recommended converter System Sacom Sales Corporation Japan KS 485PTI RS232C to RS485 converter USB
125. top bits 1 x O y18 RS485 Communication Option No response error detection 1 x O time y19 RS485 Communication Option Response interval 5 x O Y20 RS485 Communication Option Protocol selection 1 x O y98 Bus Link Function 1 x O y99 Loader Link Function 1 O O Table 5 20 List of data format numbers S codes Frequency command p u Format number O Frequency command Operation command Universal DO Acceleration time Deceleration time Universal AO PID command Alarm reset command 9 23 QO O x O O x OO Ol O O O CO CO O O O SIVWYOS VLWO ANY S3009 NOILONN 4 PERL Table 5 21 List of data format numbers M codes Format number M01 Frequency command p u final command 29 O O M05 Frequency command final command 22 O O MO6 Output frequency 1 p u 29 O O MO7 Output torque 6 x O MO9 Output frequency 1 23 FGI O O 22 RTU O O M10 Input power 5 O O M11 Output current effective value 5 O O M12 Output voltage effective value 3 O O M13 Operation command final command 14 O O M14 Operation status 16 O O M15 General purpose output terminal information 15 O O M16 Latest alarm contents 10 O O M17 Last alarm contents 10 O O M18 Second last alarm contents 10 O O M19 Third last alarm contents 10 O O
126. tromotive force C then the electromotive forces B and C offset each other and so do electromotive forces A and D in the cable DX So normal mode noise caused by electromagnetic induction does not occur However noise cannot be completely suppressed under such conditions as an uneven twist pitch Thus noise is eliminated in twisted cables but normal mode noise occurs in parallel cable Shield effect 1 When the shield is not grounded the shield functions as an antenna and receives noise 2 When the shield is grounded at both ends if the grounding points are separated from each other the ground potential may be different between them and the shield and the ground form a loop circuit in which a current flows and may cause noise Additionally the magnetic flux within the loop may vary and generate noise 3 When the shield is grounded at either end the effect of electrostatic induction can be completely eliminated within the shielded section Connecting terminating resistors Insert a resistor equivalent to the characteristic impedance of the cables 100 to 120Q into both end terminals of the wiring network to prevent ringing due to the reflection of signals Separating the wiring Separate the power lines input L1 R L2 S and L3 T and output U V and W from the RS485 communications line because induced noise can be prevented 2 12 2 2 Connections Separating the grounding Do not ground instruments and the inverter to
127. y command final command Frequency command with min step 0 01 Hz 0 00 to 655 35 Output frequency 1 p u Output frequency based on the maximum output frequency before slip compensation 32768 to 32767 20 000 maximum output frequency Output torque Motor output torque based on the motor s rated torque 100 327 68 to 327 68 Output frequency 1 Output frequency with min step 0 01Hz FGI 655 35 to 655 35 RTU 0 00 to 655 35 Input power Power consumption value based on the nominal applicable motor output 100 0 00 to 399 99 Output current effective value Output current effective value based on the inverter rated current 0 00 to 399 99 100 inverter rated current Output voltage effective value Output voltage effective value min step 1 0V 0 0 to 1000 0 Operation command final command Displays the final command created by information from the keypad terminal block and communications and transmitted to the inverter inside 0000 to FFFFH Operation status Displays the operation status in bit signal 0000 to FFFFH 1 Since M12 does not have any data after the decimal point the minimum step is 1 0 General purpose output terminal information General purpose output terminal information is monitored 9 6 0000 to FFFFH Table 5 8 Monitor data function codes

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