RKC INSTRUMENT REX-F9000 Communication Instruction Manual Download Page 27

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3. SETTING FOR COMMUNICATION

IM9000F02-E2

Send/receive processing times

The processing time shown in the following is required for the REX-F9000 during data sending

and receiving.

Polling procedure

Time (ms)

MIN

TYP

MAX

Response send time after calling [ENQ] receive

7.0

Response send time after acknowledgment [ACK] receive

7.0

Response send time after negative acknowledge [NAK]

receive

7.0

Response send time after BCC send

1.0

* Data link is terminated sending [EOT], if no response within about 3 sec after BCC send.

Response wait time is the time when the interval time is set to 0 ms.

Selecting procedure

Time (ms)

MIN

TYP

MAX

Response send time after BCC receive

2.0

3.0

7.0

Response wait time after acknowledgment [ACK] send

1.0

Response wait time after negative acknowledge [NAK] send

1.0

* Response wait time is the time when the interval time is set to 0 ms.

Procedure details

Summary of Contents for REX-F9000

Page 1: ...IM9000F02 E2 REX F9000 Communication Instruction Manual RKC INSTRUMENT INC High Resolution Temperature Controller...

Page 2: ...rved Copyright 1999 RKC INSTRUMENT INC z MELSEC MITSUBISHI product z C200HS OMRON product z Company names and product names used in this manual are the trademarks or registered trademarks of the respe...

Page 3: ...of the wiring is completed Otherwise electric shock fire or malfunction may result z Use this instrument within the scope of its specifications Otherwise fire or malfunction may result z Do not use th...

Page 4: ...y result z Do not place any obstacle around this instrument in order not to impede radiation of heat And do not close ventilation holes z Do not connect wires to unused terminals z Before cleaning the...

Page 5: ...ata configuration setting 13 3 7 Interval time setting 15 3 8 Protocol setting 17 3 9 Cautions for communicatin 19 4 RKC STANDARD COMMUNICATION 22 4 1 Communication protocol 22 4 1 1 Polling 22 4 1 2...

Page 6: ...IM9000F02 E2 i 4 Page 5 2 Communication identifier 44 5 3 Example of sequence program 46 5 3 1 MELSEC Series MITSUBISHI 46 5 3 2 C200HS OMRON 48 6 TROUBLESHOOTING 50 7 ASCII 7 BIT CODE TABLE 52...

Page 7: ...ype RKC standard communication Start bit 1 Data bit 7 or 8 Parity bit Unused or Used Odd number or even number Stop bit 1 or 2 Ladder communication Start bit 1 Data bit 8 Fixed Parity bit None Stop bi...

Page 8: ...SCII 7 bit code Ladder communication Text BCD code Control code STX 02H CR 0DH LF 0AH Code in brackets are in hexadecimal 11 Terminal resister 100 or more Externally connected 12 Xon Xoff control None...

Page 9: ...d by RS 485 Terminal No and signal details Terminal No Signal name Name Signal direction REX F9000 Host computer or PLC 7 SG Signal ground 8 T R A Send data Receive data 9 T R B Send data Receive data...

Page 10: ...nce of more than 100 R REX F9000 REX F9000 SD TXD and RD RXD Negative logic 7 8 9 7 8 9 z When RS 232C is used as a host computer or PLC interface Communication level converter RS 232C RS 485 is used...

Page 11: ...0 REX F9000 Device address Host computer or PLC 3 z 2 channel type For the 2 channel type REX F9000 controller set independent device addresses to CH1 and CH2 57 56 1 0 Device address or RS 485 RS 232...

Page 12: ...ation for setting communication parameters The setting of parameter group 24 PG24 can be changed only in control stop mode Before the SETUP mode is selected it is necessary to set the mode selection o...

Page 13: ...key for more than 5 sec in SV setting mode to set the instrument to operator set mode e Press the SET key for more than 5 sec in operator set mode to set the instrument to setup mode f Press the UP k...

Page 14: ...parameter is selected by pressing the SET key Display sequence In order to set the CH2 monitor communication parameter press the CH key to change CH1 to CH2 The setting procedure is the same as the C...

Page 15: ...ame Setting range Range 0 to 99 Factory set value 0 Setting procedure For the 2 channel type REX F9000 set independent device addresses to CH1 and CH2 Example When setting device address to 15 c Chang...

Page 16: ...the set device address is registered Bright lighting Dim lighting For the 1 channel type if the key is not operated for more than 1 minute the present display automatically returns to the PV SV displa...

Page 17: ...Communication speed Factory set value 0 1200 bps 1 2400 bps 2 4800 bps 3 3 9600 bps 4 19200 bps Setting procedure z Set the same communication speed to both the REX F9000 and connecting host computer...

Page 18: ...r As a result the set communication speed is registered Bright lighting Dim lighting For the 1 channel type if the key is not operated for more than 1 minute the present display automatically returns...

Page 19: ...from 0 to 11 Set value Parity bit Data bit Stop bit Factory set value 0 None 8 1 1 None 8 2 2 Even 8 1 3 Even 8 2 4 Odd 8 1 5 Odd 8 2 0 6 None 7 1 7 None 7 2 8 Even 7 1 9 Even 7 2 10 Odd 7 1 11 Odd 7...

Page 20: ...ata configuration is set to 8 data bits no parity bit and 2 stop bits e Press the SET key to change to the next communication parameter As a result the set communication data configuration is register...

Page 21: ...ame Setting range Range 0 to 250 ms Factory set value 250 Setting procedure For the 2 channel type REX F9000 set the same interval time to CH1 and CH2 Example When setting interval time to 200 ms c Se...

Page 22: ...erval time is registered Bright lighting Dim lighting For the 1 channel type if the key is not operated for more than 1 minute the present display automatically returns to the PV SV display For the 2...

Page 23: ...l and symbol name Setting items Set value Protocol type Factory set value 0 RKC standard communication 0 1 Ladder communication Setting procedure For the 2 channel type REX F9000 set same protocol sel...

Page 24: ...s a result the set data construction is registered Bright lighting Dim lighting For the 1 channel type if the key is not operated for more than 1 minute the present display automatically returns to th...

Page 25: ...as received the stop bit corresponding to the final character This maximum time corresponds to interval time If no interval time is set the REX F9000 side may be set to the send state even when the ho...

Page 26: ...Possible Im possible Possible Im possible Sending status c Response send time after calling ENQ receive Interval time d Response send time after BCC send e Response send time after acknowledgment ACK...

Page 27: ...after negative acknowledge NAK receive 7 0 Response send time after BCC send 1 0 Data link is terminated sending EOT if no response within about 3 sec after BCC send Response wait time is the time wh...

Page 28: ...the polling or selecting procedure Centralized control method z The code use in communication is 7 bit ASCII code including transmission control character The transmission control characters are EOT 0...

Page 29: ...fier Number of digits 2 See P 31 This is for identifying data requested for the REX F9000 Always attach the ENQ code to the end of the identifier e ENQ This is the transmission control character which...

Page 30: ...izontal parity even number Algorithm Take off exclusive OR of all character from next STX through ETX Not including STX Example In the case of the data are BCC E T X 0 0 0 3 2 0 1 M S T X 50H 31H 03H...

Page 31: ...ds the same data to the host computer As the number of re send times is not specified take the necessary measures on the host computer side if no recovery is made 8 No response from host computer When...

Page 32: ...end Host computer send Host computer send A C K 06H S T X 02H A 41H A 41H 0 30H 0 30H 0 30H 0 30H 0 30H 0 30H 0 30H E T X 03H B C C 33H E O T 04H z For the presence of error in data E O T 04H S T X 02...

Page 33: ...e Selecting procedure 1 Initialize of data link Host computer sends EOT for initializing of data link before selecting sequence 2 Selecting address send Send the selecting address selected as the sele...

Page 34: ...s below the decimal point are omitted can be received However the maximum number of digits is 7 Example When data is 1 5 001 5 Receivable 1 50 Receivable 01 5 Receivable 1 500 Receivable 1 5 Receivabl...

Page 35: ...s not in the specified configuration Text is not in the Identifier data construction z When the number of receive data digits exceeds 7 z When normally receive data exceeds the setting range 6 No resp...

Page 36: ...H 3 33H 2EH 0 30H 0 30H 0 30H E T X 03H B C C 4EH A C K 06H S T X 02H P 50H 1 31H 0 30H 3 33H 0 30H 2EH 0 30H 0 30H 0 30H E T X 03H B C C 4FH A C K 06H z For the presence of error in data E O T 04H 0...

Page 37: ...RO Alarm 2 output 2 AB 0 OFF 1 ON RO Manipulated output value MV O1 5 0 to 105 0 RO Burnout B1 0 OFF 1 ON RO Error code ER 0 to 255 3 RO PID AT transfer G1 0 PID 1 AT R W 0 AUTO MANUAL transfer J1 0...

Page 38: ...5 0 to output limiter high limit R W 0 0 AT bias GB 19 999 to 19 999 qC R W 0 000 Alarm 1 differential gap 1 HA 0 000 to 50 000 qC R W 2 000 Alarm 1 timer setting 1 TD 0 to 600 sec R W 0 Alarm 2 diffe...

Page 39: ...4 RKC STANDARD COMMUNICATION IM9000F02 E2 33 Continued on the next page...

Page 40: ...00 Setting limiter low limit SL 0 000 qC to setting limiter high limit R W See 7 0 000 Output cycle time T0 0 1 to 100 0 sec R W See 7 0 1 Direct reverse action selection XE 0 Direct action 1 Reverse...

Page 41: ...voltage abnormality Software abnormality 16 Input circuit abnormality 8 EEPROM error 4 Adjusted data destruction 2 Sensor break 1 Other abnormality 4 This is an identifier which enables communication...

Page 42: ...en when the power is turned on or the setting changed 10 Set data lock level Set value Set data lock level 0 Set value SV and parameter can t be set 1 Only set value SV can be set 2 Only parameter gro...

Page 43: ...PLC c d e f g h i Number of bytes 1 1 2 2 2 1 1 Number of BCD digits 2 2 4 4 4 2 2 Details STX 02H ADR ID CMD DAT CR 0DH LF 0AH REX F9000 o PLC During data receive by PLC c d e f g f g h i Number of b...

Page 44: ...te request write data Negative 0100 Read request Byte inversion 1000 Write request write data Positive Lower byte o Upper byte 1100 Write request write data Negative Other Usage inhibited REX F9000 o...

Page 45: ...i i i i CR LF Delimit Control characters to indicate the end of a text The REX F9000 judges that the text ends if it receives CR 0DH and LF 0AH in succession 5 1 2 Data format The data DAT format is e...

Page 46: ...ails STX 02H Device addres s ADR Identifier ID 0001 Read data CR 0DH LF 0AH Command Data DAT CMD REX F9000 response under normal operation Number of bytes 1 1 2 2 2 2 2 Number of BCD digits 2 2 4 4 4...

Page 47: ...ytes 1 1 2 2 2 1 1 Number of BCD digits 2 2 4 4 4 2 2 Details STX 02H Device address ADR Identifie r ID 0010 or 0011 dddd CR 0DH LF 0AH Command Setting data CMD REX F9000 response Number of bytes 1 1...

Page 48: ...Device addres s ADR Identifie r ID Command CMD Data DAT CR 0DH LF 0AH These two items can be inverted Inverting method Reversal of Identifier ID and data DAT The usual data transfer order is reversed...

Page 49: ...11 to the data number ID and setting data on 0 High orderoLow order or Other than 0 Low orderoHigh order Number of bytes 1 1 2 2 2 1 1 Number of BCD digits 2 2 4 4 4 2 2 Details STX 02H Device addres...

Page 50: ...5 1 7 Example of text sent by PLC Example of text It is assumed that the address No is 00 and that data notation is hexadecimal z When reading measured value PV PLC send Measured value PV Identifier D...

Page 51: ...ue Set value SV 01 05 Setting limiter low limit to setting limiter high limit 1 100 qC R W 0000 Alarm 1 setting 01 06 Process alarm 0 000 to 50 000 1 100 qC R W 0500 Alarm 2 setting 01 07 Deviation al...

Page 52: ...1 0 Upper byteoLower byte Any number other than 0 Lower byteoUpper byte R W 0000 1 Engineering unit 2 Attribute 1 0 0 0 0 0 Fixed When burnout occurred 1 When the alarm 2 occurred 1 When the alarm 1 o...

Page 53: ...ch D11 H0002 MOVP D12 H0100 MOVP D13 H0001 MOVP D14 H0001 MOVP D15 H0A0D MOVP Data setting Number of read data 1 Termination character setting CR LF Command CMD setting Identifier setting Measured val...

Page 54: ...haracter length in index register Acquisition of receive character length K1 D20 H80 K61 FROMP Receive data read request X1E1 K0Z Y1F1 D21 H81 K61 FROMP X1E0 X1E1 Y1F0 Y1F1 and K61 in the above progra...

Page 55: ...200HS CPU33 Send data creation program example Data setting DAT Number of read data 1 STX setting Address setting 01 Termination character CR LF Command setting CMD Identifier setting Measured value P...

Page 56: ...IM9000F02 E2 49 Receive program example Receive data head register Control data Number of stored data bytes RXD D1100 0000 0256 26406 Receive completion flag For details on setting the PLC see the ma...

Page 57: ...ed suitable for the host computer by referring to 3 5 Communication speed setting P 11 Incorrect data configuration setting Make reassignment after checking the data configuration by referring to 3 6...

Page 58: ...ration setting P 13 Transmission line is not set to the receive state after data send Check the program on the PLC side The specified identifier is not defined Check the identifier The number of read...

Page 59: ...SOH DC1 1 A Q a q 0 0 1 0 2 STX DC2 2 B R b r 0 0 1 1 3 ETX DC3 3 C S c s 0 1 0 0 4 EOT DC4 4 D T d t 0 1 0 1 5 ENQ NAK 5 E U e u 0 1 1 0 6 ACK SYM 6 F V f v 0 1 1 1 7 BEL ETB 7 G W g w 1 0 0 0 8 BS...

Page 60: ...IM9000F02 E2 JUL 1999 RKC INSTRUMENT INC HEADQUARTERS 16 6 KUGAHARA 5 CHOME OHTA KU TOKYO 146 8515 JAPAN PHONE 03 3751 9799 81 3 3751 9799 E mail info rkcinst co jp FAX 03 3751 8585 81 3 3751 8585...

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