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Programming

vacon • 19

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5.1

Modbus RS-485 parameters and monitoring values

Table 4. Parameters related with Modbus used through RTU

This feature is not supported in Vacon 100 HVAC. The default Vacon 100 application supports only

Slave mode. A special application is required for Master functionality.

Code

Parameter

Min

Max

Unit

Default

Description

PARAMETERS

P5.X.3.1.1

Slave address

247

2320 Unique slave device address.

P5.X.3.1.2

Baud rate

300

230400

2378

Communication speed
300
600
1200
2400
4800
9600
19200
38400
57600
76800
115200
230400

P5.X.3.1.3

Parity type

2379

0 = Even
1 = Odd
2 = None

P5.X.3.1.4

Stopbits

2380

1 = 1 stop bit
2 = 1.5 stop bits
3 = 2 stop bits

P5.X.3.1.5

Communication

time-out

65535

2321 0 = Not used

P5.X.3.1.6

(1)

Operate Mode

2374

0 = Slave
1 = Master

P5.x.3.1.7.1-30

IDMap IDs

65535

IDMap IDs

MONITORING VALUES

P5.X.3.2.1

Fieldbus protocol

status

2381

0 = Init
1 = Stopped
2 = Operational
3 = Faulted

P5.X.3.2.2

Communication sta-

tus

0.0

99.999

0.0

2382

0-99 Number of messages
with errors
0-999 Number of messages
without communication
errors

P5.X.3.2.3

Illegal functions

2383 See page 23.

P5.X.3.2.4

Illegal data

addresses

2384 See page 23.

P5.X.3.2.5

Illegal data values

2385 See page 23.

P5.X.3.2.6

Slave device busy

2386 See page 23.

P5.X.3.2.7

Memory parity error

2387 See page 23.

P5.X.3.2.8

Slave device failure

2388 See page 23.

P5.X.3.2.9

Last fault response

2389 See page 23.

P5.X.3.2.10

Control word

hex

2390 See page 33 and page 36.

P5.X.3.2.11

Status word

hex

2391 See page 33 and page 36.

Содержание 100 HVAC

Страница 1: ...vacon 100 industrial vacon 100 flow vacon 100 hvac vacon 100 x ac drives modbus tcp modbus rtu user manual...

Страница 2: ......

Страница 3: ...1 Modbus RS 485 parameters and monitoring values 19 5 2 Modbus TCP parameters and monitoring values 20 5 2 1 Ethernet common settings 20 5 2 2 Modbus TCP settings 20 5 3 Modbus RTU parameter descripti...

Страница 4: ...is attached see the indicators on the cover Wait 5 more minutes before doing any work on the connections of the drive Do not open the cover before this time has expired After expiration of this time u...

Страница 5: ...mmediately if the start signal is active unless the pulse control for Start Stop logic has been selected Futhermore the I O functionalities including start inputs may change if param eters application...

Страница 6: ...or which does not form part of the supply cable or cable enclosure shall in any case be not less than 2 5mm2 if mechanical protection is provided or 4mm2 if mechanical protection is not provided The e...

Страница 7: ...different protocol for every connection Figure 1 Basic structure of Modbus frame On simple interfaces like RS485 the Modbus messages are sent in plain form over the network In this case the network i...

Страница 8: ...gure 2 Principal example diagram of Modbus If you need to contact Vacon service in problems related to Modbus send a description of the problem together with the Drive Info File to ServiceSupportVDF v...

Страница 9: ...an installation can be lower than this number depending on the aforementioned parameters Connections and communications Interface RS 485 Data transfer method RS 485 MS TP half duplex Transfer cable ST...

Страница 10: ...TION 4 1 Installation in Vacon 100 1 Open the cover of the AC drive The relay outputs and other I O terminals may have a dangerous control voltage present even when the AC drive is disconnected from m...

Страница 11: ...4 hour support 358 0 201 212 575 Email vacon vacon com 4 4 1 1 Prepare for use through ethernet 3 Connect the Ethernet cable see specification in Chapter 3 2 to its terminal as shown in figure below E...

Страница 12: ...what is necessary for the cables you are using NOTE To meet the requirements of the enclosure class IP54 the connection between the grommet and the cable must be tight Therefore lead the first bit of...

Страница 13: ...o do this for both bus cables except for the last device Leave no more than 10 mm of the cable outside the terminal block and strip the cables at about 5 mm to fit in the terminals See picture below A...

Страница 14: ...ound the shield of the RS485 cable to the frame of the AC drive NOTE This can be done in all drives if there is no difference in PE potentialbe tween the drives However if there is PE potential differ...

Страница 15: ...tion resistor See also step 6 on page 14 5 Unless already done for the other control cables cut free the opening on the AC drive cover for the RS485 cable protection class IP21 NOTE This is only a pri...

Страница 16: ...vice of the fieldbus line See picture below See also step 3 on page 13 We recommend that the first device on the bus and thus terminated was the Master device Fieldbus cable Bus termination Terminatio...

Страница 17: ...erminals Figure 3 4 2 1 Prepare for use through Ethernet For more detailed information see the user s manual of the fieldbus you are using 1 Connect the Ethernet cable see specification in Chapter 3 2...

Страница 18: ...ut 5 mm to fit in the terminals See picture below Also strip the cable now at such a distance from the terminal that you can fix it to the frame with the grounding clamp Strip the cable at a maximum l...

Страница 19: ...stor See also step 6 NOTE When planning the cable runs remember to keep the distance between the fieldbus cable and the motor cable at a minimum of 30 cm 5 The bus termination must be set for the firs...

Страница 20: ...ths below apply to the Vacon 100 drive 1 First ensure that the right fieldbus protocol is selected 2 Select Fieldbus control as the Remote Control Place 3 Choose source of reference 4 Set fieldbus par...

Страница 21: ...2 1 5 stop bits 3 2 stop bits P5 X 3 1 5 Communication time out 0 65535 s 10 2321 0 Not used P5 X 3 1 6 1 Operate Mode 0 1 0 2374 0 Slave 1 Master P5 x 3 1 7 1 30 IDMap IDs 0 65535 0 IDMap IDs MONITO...

Страница 22: ...ter 5 4 2 Mod bus TCP settings P5 X 2 1 3 Communication time out 0 65535 s 0 2448 0 Not used P5 9 2 1 4 1 30 IDMap IDs 0 65535 0 IDMap IDs MONITORING VALUES Connection 1 Monitoring P5 X 2 2 1 1 Fieldb...

Страница 23: ...x 2469 See page 33 P5 X 2 2 1 11 Status word hex 2470 See page 36 MONITORING VALUES Connection 3 Monitoring P5 X 2 2 1 1 Fieldbus protocol status 1 3 2471 1 Stopped 2 Operational 3 Faulted P5 X 2 2 1...

Страница 24: ...user can modify this stop bit configuration manually using parameter P5 X 3 1 4 Table 7 Parity type P5 X 3 1 4 STOP BITS User can select the stop bit amount for the Modbus RTU network P5 X 3 1 5 COMM...

Страница 25: ...to an unallowed address for the server or slave This corresponds to Modbus fault code 02h P5 X 3 2 5 ILLEGAL DATA VALUES This value counts error situations A value contained in the query data field r...

Страница 26: ...ror occurred while the server or slave was attempting to perform the requested action This corresponds to Modbus fault code 04h P5 X 3 2 9 LAST FAULT RESPONSE Shows the last fault response as Fault co...

Страница 27: ...the subnetwork P5 X 1 4 DEFAULT GATEWAY Gateway address is the IP address of a network point that acts as an entrance to another network P5 X 1 5 MAC ADDRESS The MAC address of the control board MAC a...

Страница 28: ...ers to an unallowed address for the server or slave This corresponds to Modbus fault code 02h P5 X 2 2 1 5 ILLEGAL DATA VALUES This value counts error situations A value contained in the query data fi...

Страница 29: ...ST FAULT RESPONSE Shows the last fault response as Fault code P5 X 2 2 1 10 CONTROL WORD Shows the Control Word received from the bus P5 X 2 2 1 11 STATUS WORD Shows the current Status Word that is se...

Страница 30: ...r 40108 is addressed as register 006B hex 107 decimal 6 2 Supported Modbus Functions The Vacon variables and fault codes as well as the parameters can be read and written from Modbus The parameter add...

Страница 31: ...gister etc can be selected separate from the address 15 F Write Multiple Coils TCP only Discrete 1 bit 00000 0FFFF 16 10 Write Multiple Registers TCP RTU Register 16bit 40000 4FFFF 23 17 Read Write Mu...

Страница 32: ...A holding register in Modbus is a 16 bit value which can be both read and written Holding and input registers are accessed using different function codes and the address ranges are different In Vacon...

Страница 33: ...aIN 32bit Table 19 2101 2150 FBProcessDataOUT 16bit Table 19 2151 2199 FBProcessDataOUT 32bit Table 19 2200 10000 Vacon Application ID s 16bit Table 16 10501 10530 IDMap 16bit Table 29 10601 10630 IDM...

Страница 34: ...parameters 2200 10000 Address Name Range Type 16 bit In Vacon 100 the Control Word and the Status Word are formed of 32 bits Only the initial 16 bits can be read in the 16 bit area 32 bit 2001 2051 H...

Страница 35: ...ramp ing Normal stop mode Supported Supported B5 Short Ramp Time Ramp stop time is shortened Normal ramp stop time Supported B6 Freeze Fieldbus Ref Drive does not accept new fieldbus refer ence Drive...

Страница 36: ...01 2104 2155 High data 2156 Low data FB Process Data Out 1 See Chapter 9 2105 2157 High data 2158 Low data FB Process Data Out 2 See Chapter 9 2106 2159 High data 2160 Low data FB Process Data Out 3 S...

Страница 37: ...ached Reference fre quency is not reached Supported Supported Bit 6 Zero Speed Motor is at zero speed Motor is at non zero speed Supported Supported Bit 7 Flux Ready Motor is magne tized Motor is not...

Страница 38: ...which you can write your parameter ID s in any order The address range 10601 to 10630 is called IDMap Read Write and it includes values for parameters written in the IDMap As soon as one ID number ha...

Страница 39: ...of 32Bit IDMap Table 31 Example of parameter values in 32 bit IDMap Read Write registers 6 3 3 5 Operation day counter Table 32 Operation day counter Address Data 10601 Data included in parameter ID7...

Страница 40: ...e number is bigger than 0 move the decimal point to the left by the number indicated For example Energy 1200 Format 52 Unit 1 Energy 12 00kWh Table 34 Energy counter 6 3 3 8 Resettable energy counter...

Страница 41: ...d the data to the speed reference is 1388h 5000d The Modbus function used to write the values is 16 Write Multiple Registers Write the process data 42001 42003 with command 16 Preset Multiple Register...

Страница 42: ...mmand Master Slave Table 38 01 10 07 D0 00 03 06 00 01 00 00 13 88 C8 CB Table 39 ADDRESS 01 hex Slave address 1 hex 1 FUNCTION 10 hex Function 10 hex 16 DATA Starting address HI 07 hex Starting addre...

Страница 43: ...08 36 00 02 93 A5 Table 43 ADDRESS 01 hex Slave address 1 hex 1 FUNCTION 04 hex Function 4 hex 4 DATA Byte count 04 hex Byte count 4 hex 4 Data HI 13 hex Speed reference 1388 hex 5000 50 00 Data LO 88...

Страница 44: ...R CRC HI 34 hex CHECK CRC LO 66 hex CRC field 3466 hex 13414 Table 46 01 04 17 70 00 05 34 66 Table 47 ADDRESS 01 hex Slave address 1 hex 1 FUNCTION 84 hex Most significant bit set to 1 ERROR CODE 04...

Страница 45: ...is in indefinate state usually near 0 V due to the termination resistors This may cause problems in character reception because the single characters in serial communication begin with start bit refer...

Страница 46: ...s chapter 4 4 Check parameters e Is the device in READY state Check Master s parameters Is fieldbus selected as control place Does Master give RUN command Check cabling Check termination resistors Oth...

Страница 47: ...ol Is the device in READY state Check Master s parameters Is fieldbus selected as control place Does Master give RUN command Check cabling Other bus devices Check connections Check the led on keypad C...

Страница 48: ...em Ctrl Place P1 15 FieldbusCTRL 2 Make these settings in the master software A Set Control Word to 0 by writing the data 0000h to the register 2001d B Set Control Word to 1 by writing the data 0001h...

Страница 49: ...Current scale depends on the drive size In Vacon 100 HVAC the Motor Current scale is always 0 1 A NOTE 2 In Vacon 100 HVAC the default ID is 45 meaning Motor Current 1 Decimal In Vacon 100 the default...

Страница 50: ...Document ID Rev C Sales code DOC INSMODBUS DLUK Vacon Ltd Member of the Danfoss Group Runsorintie 7 65380 Vaasa Finland www danfoss com...

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