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EasySync ES-R-2 01-M Series User Manual Download Page 20

Document Reference No.: ES_000011 

ES-R-2x01-M RS232 to RS422 / RS485 Converter User Guide 

Version draft 

Clearance No.: ES#*

*****

 

 

 

©2009 EasySync Ltd. 

20

 

8

 

Contact Information 

 

Head Office – Glasgow, UK 

 

EasySync Limited 

Unit 1, 2 Seaward Place, 

Centurion Business Park 

Glasgow, G41 1HH 

United Kingdom 

Tel: +44 (0) 141 418 0181 

Fax: +44 (0) 141 418 0110 

 

E-mail (Sales)   

 

E-mail (Support)    

 

E-mail (General Enquiries)   

Web Site URL   

 

http://easysync.co.uk 

Web Shop URL   

 

http://easysync.co.uk 

 
 

Branch Office – Hillsboro, Oregon, USA 

 

EasySync Limited (USA) 

7235 NW Evergreen Parkway, Suite 600 

Hillsboro, OR 97123-5803 

USA 

Tel: +1 (503) 547 0909 

Fax: +1 (503) 547 0990 

 

E-Mail (Sales)   

 

[email protected] 

E-Mail (Support) 

 

[email protected]   

E-Mail (General Inquiries) 

[email protected]  

Web Site URL   

 

http://easysync-ltd.com 

Web Shop URL   

 

http://easysync-ltd.com  

 
 
 

 

Preliminary

Summary of Contents for ES-R-2 01-M Series

Page 1: ...variant of it is not intended for use in any medical appliance device or system in which the failure of the product might reasonably be expected to result in personal injury This document provides preliminary information that may be subject to change without notice No freedom to use patents or other intellectual property rights is implied by the publication of this document EasySync Ltd Unit 1 2 S...

Page 2: ...Interface Configuration 9 2 1 6 DC IN Connector 10 2 2 Mounting 11 3 Connections 12 3 1 RS422 Signal Wiring 12 3 1 1 RS422 Four wire full duplex 12 3 1 2 RS422 Four wire full duplex with handshaking 12 3 2 RS485 Signal Wiring 13 3 2 1 RS485 Two wire half duplex 13 3 2 2 RS485 Four wire full duplex 13 4 Electrical details 14 4 1 Input Power 14 5 Mechanical Details 15 5 1 Module Mechanical Dimension...

Page 3: ...2x01 M RS232 to RS422 RS485 Converter User Guide Version draft Clearance No ES 2009 EasySync Ltd 3 Technical Support 19 8 Contact Information 20 Appendix A List of Figures and Tables 21 Appendix B Revision History 22 P r e l i m i n a r y ...

Page 4: ...esistors can also be configured The RS232 interface on the ES R 2x01 M can be configured to be a DCE or a DTE type The default link settings select a DCE type which allows use of a straight through DE 9S to DE 9P cable 1 2 LED Description The ES R 2x01 M uses three LEDs to indicate power and data activity The table below defines the LED functions LED Colour Function Description Yellow Power Power ...

Page 5: ...n draft Clearance No ES 2009 EasySync Ltd 5 1 5 Ordering Information Part Number Description ES R 2001 M RS232 to RS422 RS485 Asynchronous Serial Converter ES R 2101 M RS232 to RS422 RS485 Asynchronous Serial Converter with Optical Isolation Table 1 3 Ordering Information P r e l i m i n a r y ...

Page 6: ...TX enable OFF OFF ON RS485 Half Duplex with echo back Two wire mode OFF OFF OFF RS485 Half Duplex no echo Two wire mode Table 2 1 Communications Mode Selection Switch 2 1 2 Internal Jumpers There are four sets of internal jumpers within the ES R 2x01 M that can be accessed by removing the two screws from the side of the unit and removing the top cover The following figure shows the location of the...

Page 7: ...D A Not used in two wire mode 5 GND C 6 RTS A Output RS422 handshake 7 RTS B Output RS422 handshake 8 CTS B Input RS422 handshake 9 CTS A Input RS422 handshake Table 2 2 RS422 RS485 DE 9P Pin Out The screw terminal block provides access to the first five signals on the RS422 485 connector Pin Name Comments 1 TxD A 2 TxD B 3 RxD B Not used in two wire mode 4 RxD A Not used in two wire mode 5 GND C ...

Page 8: ...if it is required In a RS485 two wire interface termination may be required on both ends of the link as each end has a receiver and is activated by fitting a link between JP1 pins 1 and 2 In a RS485 four wire interface termination may be required on the receiver and is activated by fitting a link between JP1 pins 7 and 8 No link would be fitted across JP1 pins 1 and 2 Bias resistors may be necessa...

Page 9: ...rections DE 9S Pin Name Comment 1 DCD Linked to pin 4 and pin 6 2 Rx Out An output pin for DCE type RS232 interface 3 Tx In An input pin for DCE type RS232 interface 4 DTR Linked to pin 1 and pin 6 5 GND GND 6 DSR Linked to pin 1 and pin 4 7 RTS In An input pin for DCE type RS232 interface 8 CTS Out An output pin for DCE type RS232 interface 9 No connection Shield Shield No connection Table 2 6 RS...

Page 10: ... pin for DTE type RS232 interface 9 No connection Shield Shield No connection Table 2 8 RS232 DE 9S DTE Pin Out To select the DTE configuration fit links between the following pins on JP5 and JP6 JP5 DTE Selection Link pins 3 5 Link pins 4 6 JP6 DTE Selection Link pins 3 5 Link pins 4 6 Table 2 9 JP5 JP6 DTE DCE Configuration Jumper Set for DTE 2 1 6 DC IN Connector The ES R 2x01 M is supplied wit...

Page 11: ...arance No ES 2009 EasySync Ltd 11 2 2 Mounting The ES R 2x01 M is supplied with rubber feet for desktop use In addition the case has integrated mounting flanges that can be used for securing to a flat surface The flange holes are spaced to attach to an optional DIN rail bracket clip P r e l i m i n a r y ...

Page 12: ...ection RS422 Device 1 TxD A RxD A 2 TxD B RxD B 3 RxD B TxD B 4 RxD A TxD A 5 GND C GND C Table 3 1 RS422 Wiring Full Duplex Without Handshake 3 1 2 RS422 Four wire full duplex with handshaking ES R 2x01 M Direction RS422 Device 1 TxD A RxD A 2 TxD B RxD B 3 RxD B TxD B 4 RxD A TxD A 5 GND C GND C 6 RTS A CTS A 7 RTS B CTS B 8 CTS B RTS B 9 CTS A RTS A Table 3 2 RS422 Wiring Full Duplex With Hands...

Page 13: ...ction RS485 Device s1 1 TxD A Data A 2 TxD B Data B 5 GND C GND C Table 3 3 RS485 Wiring Half Duplex 3 2 2 RS485 Four wire full duplex ES R 2x01 M Direction RS485 Device s2 1 TxD A RxD A 2 TxD B RxD B 3 RxD B TxD B 4 RxD A TxD A 5 GND C GND C Table 3 4 RS485 Wiring Full Duplex 1 Can be multiple RS485 devices sharing the same wiring 2 Can be multiple RS485 devices sharing the same wiring P r e l i ...

Page 14: ...e Version draft Clearance No ES 2009 EasySync Ltd 14 4 Electrical details 4 1 Input Power Parameter Description Minimum Typical Maximum Units Conditions DC IN Input Power Voltage 4 75 5 0 5 25 V Icc Input current TBD TBD mA Table 4 1 Input Power Electrical Details P r e l i m i n a r y ...

Page 15: ...0011 ES R 2x01 M RS232 to RS422 RS485 Converter User Guide Version draft Clearance No ES 2009 EasySync Ltd 15 5 Mechanical Details 5 1 Module Mechanical Dimensions TBD Figure 5 1 ES R 2x01 M Case Dimensions P r e l i m i n a r y ...

Page 16: ...onment Details 6 1 Storage Parameter Description Minimum Typical Maximum Units Conditions T Storage Temperature Range TBD TBD o C Table 6 1 Storage Temperature 6 2 Operating Parameter Description Minimum Typical Maximum Units Conditions T Operating Temperature Range 0 60 o C 5 to 95 RH non condensing Table 6 2 Operating Temperature P r e l i m i n a r y ...

Page 17: ...tions However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the sepa...

Page 18: ...Sync Ltd 18 7 4 1 MTTF The Mean Time To Failure is TBD 7 5 Import Export Information Import Export Information Country of Origin China Harmonized Code 8471 80 1000 Product Description RS232 to RS422 RS485 Computer Adapter Single Port USA ECCN EAR99 No License Required Table 7 1 Import Export Information P r e l i m i n a r y ...

Page 19: ...S485 Converter User Guide Version draft Clearance No ES 2009 EasySync Ltd 19 Technical Support Technical support may be obtained from your nearest EasySync office United Kingdom support easysync co uk United States support easysync ltd com P r e l i m i n a r y ...

Page 20: ...s easysync co uk E mail Support support easysync co uk E mail General Enquiries admin easysync co uk Web Site URL http easysync co uk Web Shop URL http easysync co uk Branch Office Hillsboro Oregon USA EasySync Limited USA 7235 NW Evergreen Parkway Suite 600 Hillsboro OR 97123 5803 USA Tel 1 503 547 0909 Fax 1 503 547 0990 E Mail Sales sales easysync ltd com E Mail Support support easysync ltd com...

Page 21: ...Terminal Pin Out 7 Table 2 4 JP1 Termination and Bias Configuration Jumper 8 Table 2 5 JP2 RS422 RS485 Slew Rate Configuration Jumper 8 Table 2 6 RS232 DE 9S DCE Pin Out Default 9 Table 2 7 JP5 JP6 DTE DCE Configuration Jumper Set for DCE 9 Table 2 8 RS232 DE 9S DTE Pin Out 10 Table 2 9 JP5 JP6 DTE DCE Configuration Jumper Set for DTE 10 Table 3 1 RS422 Wiring Full Duplex Without Handshake 12 Tabl...

Page 22: ...erence No ES_000011 ES R 2x01 M RS232 to RS422 RS485 Converter User Guide Version draft Clearance No ES 2009 EasySync Ltd 22 Appendix B Revision History Version 1 0 Initial Release April 2009 P r e l i m i n a r y ...

Page 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information EasySync ES R 2001 M ...

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