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Disclaimer 

 

Modbus RTU Module   

Disclaimer 

The examples and diagrams in this manual are included solely for illustrative purposes. The 

information contained in this manual is subject to change at any time and without prior 

notice. In no event will responsibility or liability be accepted for direct, indirect or 

consequential damages resulting from the use or application of this equipment. 

 

Important User Information 

It is the installer's responsibility to follow all instructions in this manual and to follow correct 

electrical practice. 
Use all internationally recognised standard practice for RS-485 communications when 

installing and using this equipment. 

Warnings 

 

WARNING

 

For your safety, isolate the soft starter completely from mains voltage before 

attaching or removing accessories. 

 

 

WARNING

 

Observe all necessary safety precautions when controlling the soft starter 

remotely. Alert personnel that machinery may start without warning. 

 

 

 

 

Содержание Modbus RTU

Страница 1: ...User Guide Communications module For use with D1 D2 soft starters Modbus RTU ...

Страница 2: ...Product Compatibility This communications module is suitable for use with Digistart D1 and D2 soft starters For the latest manuals and software please visit our website ...

Страница 3: ...r 2 2 Important User Information 2 3 Warnings 2 4 Installation 3 5 Connection 4 6 Device Configuration 4 7 LEDs 5 8 Operation 5 9 Modbus Registers 6 10 Modbus Control via Remote Operator 8 11 Specifications 9 User Manual 1 ...

Страница 4: ...of this equipment 2 Important User Information It is the installer s responsibility to follow all instructions in this manual and to follow correct electrical practice Use all internationally recognised standard practice for RS 485 communications when installing and using this equipment 3 Warnings WARNING For your safety isolate the soft starter completely from mains voltage before attaching or re...

Страница 5: ...m retaining clips on the module A 3 Line up the module with the comms port slot B 4 Push in the top and bottom retaining clips to secure the module to the starter C 5 Apply control power to the soft starter A B C 10178 C To remove the module 1 Take the module off line 2 Remove control power and mains supply from the soft starter 3 Disconnect all external wiring from the module 4 Fully pull out the...

Страница 6: ...F OFF OFF ON ON ON ON ON ON ON ON OFF ON OFF OFF OFF OFF OFF OFF No Parity ODD EVEN No Time Out ON ON 1 2 3 4 5 7 6 6 1 Protocol 2 Address 3 Baud rate 4 Parity 5 Timeout seconds 6 DIP switch 7 Example Address 24 6 2 Master Configuration For standard Modbus 11 bit transmission the Master must be configured for 2 stop bits with No Parity and 1 stop bit for odd or even parity For 10 bit transmission ...

Страница 7: ...ad multiple registers 40003 to 40008 06 Write single register 40002 Modbus broadcast functions are not supported 8 2 Modbus Error Codes Code Description Example 01 Illegal function code Function other than 03 or 06 02 Illegal data address Register number invalid 03 Not readable data Register not allowed for data reading 04 Not writable data Register not allowed for data writing 05 Data boundary fa...

Страница 8: ...ice fault 40004 Trip code 0 to 7 See Trip Codes on page 6 40005 Motor current 0 to 7 Average 3 phase motor current A 40006 Motor temperature 0 to 7 Motor thermal model 40007 Product information 0 to 2 Reserved 3 to 7 Product type code 4 Compact soft starter 40008 Serial Protocol Version 0 to 7 Communication protocol between module and starter 9 1 Trip Codes Trip Code Description 1 Excess start tim...

Страница 9: ... CRC1 CRC2 Out 20 06 40002 1 CRC1 CRC 2 Starter state Running Message Starter Address Function Code Register Address Data CRC In 20 03 40003 1 CRC1 CRC2 Out 20 03 2 xxxx0011 CRC1 CRC2 Trip code Motor overload Message Starter Address Function Code Register Address Data CRC In 20 03 40004 1 CRC1 CRC2 Out 20 03 2 00000010 CRC1 CRC2 User Manual 7 ...

Страница 10: ...one point of the site protective earth 10 2 Termination Resistors In long cable runs prone to excessive noise interference termination resistors should be installed between the data lines at both ends of the RS 485 cable This resistance should match the cable impedance typically 120 Ω Do not use wire wound resistors 03250 B 1 2 3 1 Network master RS 485 2 Remote Operator RS 485 3 Soft starter RS 4...

Страница 11: ...tions Soft starter 6 way pin assembly Network 5 way male and unpluggable female connector supplied Maximum cable size 2 5 mm2 Settings Protocol Modbus RTU AP ASCII Address range 0 to 31 Data rate bps 4800 9600 19200 38400 Parity None Odd Even 10 bit Timeout None off 10 seconds 60 seconds 100 seconds Certification CE EN 60947 4 2 RoHS Compliant with EU Directive 2011 65 EU User Manual 9 ...

Страница 12: ...7 1 0 2 1 3 7 4 0 0 A ...

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