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PRODUCT NAME

 

 

Air cooled Thermo-con (Compact type) 

 

MODEL / Series / Product Number

 

 

INR-244-831 

 

 

 

 

 

 

Serial Communication 

Manual 

HEC-OM-Y010 

 

Keep available whenever necessary. 

This  manual  is  copyrighted  and  all  rights  are  reserved  by  SMC 
Corporation,  and  may  not,  in  whole  or  in  part,  be  copied, 
photocopied or translated without prior written consent of SMC.

 

Summary of Contents for Thermo-con INR-244-831

Page 1: ...umber INR 244 831 Serial Communication Manual HEC OM Y010 Keep available whenever necessary This manual is copyrighted and all rights are reserved by SMC Corporation and may not in whole or in part be...

Page 2: ......

Page 3: ...INR 244 831 i History Version Preface Contents Chap 1 Chap 2 Chap 3 Chap 4 1 0 Feb 19 21 Feb 19 21 Feb 19 21 Feb 19 21 Feb 19 21 Feb 19 21 Record of Changes Version Contents Date 1 0 First edition Fe...

Page 4: ...nd safety instructions well Instructions in the categories Danger Warning and Caution are important for safety and must be duly followed Please contact the following for any question and unclear point...

Page 5: ...OF MESSAGE 3 1 3 2 CONTENT OF COMMUNICATION 3 1 3 3 COMPOSITION OF REQUIRED MESSAGE FROM MASTER TO THE PRODUCT 3 2 3 4 COMPOSITION OF RESPONSE MESSAGE FROM THE PRODUCT TO MASTER 3 3 3 5 EXPLANATION O...

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Page 7: ...tion connector and drop it to FG flame ground Connection drawing for communication is shown in the Figures 1 1 Length of communication cable for RS 485 shall be limited to around 500 m in total If com...

Page 8: ......

Page 9: ...or 2 bit Disable Enable 1 to 99 Note Values underlined indicate default values It is set to these values when delivered 2 1 Communication Procedure This product receives a request message from the ma...

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Page 11: ...target temperature 3 Setting and reading of offset value 4 Storage of set value 5 Setting and reading of control mode Tips All set values input by communication function are not stored If they need to...

Page 12: ...Composition of request message to read Start code Request to read Identification code End code BCC data Address Composition of request message to write W Start code Request to write Identification co...

Page 13: ...1 to 10 Response message to request message to read Start code Affirmation code Identification code Numerical data End code BCC data Address Response message to request message to write and store Sta...

Page 14: ...data with 5 digits regardless of its type Minus data symbol for minus is displayed at the 1 st digit Position of decimal point Not included in 5 digit data Ex The 5 digit numeric data means Ex Meaning...

Page 15: ...then the error that has been assigned the largest number is included and sent Table 3 1 Content and classification of errors Error no Content of the error in a request message 0 Memory error or contr...

Page 16: ...check the message and resend the necessary request message Address designation error When this error occurs the product does not respond to a request message which specifies an address other than the...

Page 17: ...est message to read from master Code Symbol Data ASCII code Start code STX 02H Address 01 30H 31H Required content R read 52H Identifier PV1 50H 56H 31H Numeric data 00250 30H 30H 32H 35H 30H End code...

Page 18: ...reading the data separately Request message to write from master Code Symbol Data ASCII code Start code STX 02H Address 10 31H 30H Required content W write 57H Identifier SV1 53H 56H 31H Numeric data...

Page 19: ...0 SV1 Set value SV Read Write 00100 00600 PVS Offset setting Read Write 0099 00099 STR Data storage Write _MD note Control mode Read Write 00000 Temperature control enable Run 00002 Temperature contro...

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Page 21: ...ram is made properly according to this operation manual Control code command code BCC check etc The communication method is incorrect Use the communication method suitable for the specification of the...

Page 22: ...JAPAN Tel 81 3 5207 8249 Fax 81 3 5298 5362 URL https www smcworld com Note Specifications are subject to change without prior notice and any obligation on the part of the manufacturer 2021 SMC Corpor...

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