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Part 1:RS485-ST68D................................................................................................................................................. 5
Hardware Manual.................................................................................................................................................... 5
1 Descriptions.......................................................................................................................................................... 5
2 Features ................................................................................................................................................................ 5
3 Applications .......................................................................................................................................................... 5
4 Specifications........................................................................................................................................................ 6
4.1 Electrical Specifications ........................................................................................................................ 6
4.2 Operating Environment ........................................................................................................................ 6
5 Mechanical Specifications.................................................................................................................................... 6
6 Connectors and Pin Assignment........................................................................................................................... 7
6.1 Control signals connector...................................................................................................................... 7
6.2 Encoder Feedback and hall signal Connector........................................................................................ 8
6.3 Power and Motor.................................................................................................................................. 9
6.4 RS485 Communication Port ................................................................................................................ 10
7 DIP Switch Settings ............................................................................................................................................. 11
7.1 RS485 ID Table.......................................................................................................................................11
7.2 RS485communication Baud-Rate Table................................................................................................11
7.3 SW8: The terminal resistor selection for RS485................................................................................... 12
8 Stepper Motors ................................................................................................................................................. 12
8.1 Nema23motor .................................................................................................................................... 12
8.2 Nema24motor .................................................................................................................................... 12
8.3 Nema34motor .................................................................................................................................... 12
9 Wiring Diagrams ............................................................................................................................................... 13
9.1 Interface.............................................................................................................................................. 13
9.2 Diagram............................................................................................................................................... 14
10 Protection Indications..................................................................................................................................... 14
11 Frequently Asked Questions............................................................................................................................. 14
Problem Symptoms and Possible Causes................................................................................................... 15
12 Warranty ......................................................................................................................................................... 15
Exclusions................................................................................................................................................... 16
Obtaining Warranty Service ...................................................................................................................... 16
Warranty Limitations ................................................................................................................................ 16
Part 2 :RS485-ST68D............................................................................................................................................ 17
RS485 Communication Protocol Specification...................................................................................................... 17
1 Network Layout................................................................................................................................................. 17
2 Communication function................................................................................................................................... 17
2.1 Communication protocol .................................................................................................................... 17
2.2 Modbus Register Address Definition(drive parameter list) ................................................................. 18
2.2.1 Drive Control Register.......................................................................................................... 20
2.2.2 Drive Status Register ........................................................................................................... 20
2.3 Homing Function................................................................................................................................. 21
2.3.1 Return to zero point with the positive limit as zero point.................................................... 21
2.3.2 Return to home point with the negative limit as home point.............................................. 21
2.3.3 Exit home returning mode................................................................................................... 21
2.4 General function code.......................................................................................................................... 22
2.4.1 Read And Keep Register Command 0x03 ............................................................................ 22
Office Add. : C-83, Zaveri Industrial Estate, Kathwada - Singarva Road, Kathwada, Ahmedabad-382430.
Email :
zenex.automation@yahoo.com
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Contact (M) : +91 - 9727764623 / +91 - 9978030413
User Manual For RS485-ZDM556C Stepper Drive
,Website :
www.zenexautomation.net
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