RKC INSTRUMENT COM-ML Instruction Manual Download Page 104

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9. USAGE EXAMPLE

IMR02E20-E1

Then, enter the measured values (PV, for 4 channels), followed by the set values (SV, for

4 channels)

Then, enter the data to write.

Start with the Write permission (switching the setting state).

Enter Name “write permission,” Data type “Int,” Address “%QW256.”

Summary of Contents for COM-ML

Page 1: ...IMR02E20 E1 RKC INSTRUMENT INC PROFINET Communication Converter COM ML Instruction Manual For SRZ...

Page 2: ...mage or injury that is caused as a result of using this instrument instrument failure or indirect damage RKC is not responsible for any damage and or injury resulting from the use of instruments made...

Page 3: ...icates that all precautions should be taken for safe usage To prevent injury to persons damage to the instrument and the equipment a suitable external protection device shall be required All wiring mu...

Page 4: ...t may be impaired All wiring must be in accordance with local codes and regulations To prevent instrument damage as a result of failure protect the power line and the input output lines from high curr...

Page 5: ...ation may be located Abbreviation symbols These abbreviations are used in this manual Abbreviation symbols Name Abbreviation symbols Name PV Measured value TC input Thermocouple input SV Set value RTD...

Page 6: ...nstrument This manual explains the mounting and wiring PROFINET Communication Converter COM ML For SRZ Host Communication Data List IMR02E19 E This manual is enclosed with instrument This list is a co...

Page 7: ...INE 1 1 1 Checking the Product 2 1 2 Model Code 3 1 3 Parts Description 4 2 HANDLING PROCEDURES 6 3 MOUNTING 7 3 1 Mounting Cautions 7 3 2 Dimensions 9 3 3 DIN Rail Mounting 9 3 4 Panel Mounting 11 4...

Page 8: ...Settings 27 7 2 Other Communication Data Settings 31 7 3 IP Address Setting 31 7 4 PROFINET Communication Specifications 32 8 COMMUNICATION DATA LIST 34 8 1 Reference to Communication Data List 34 8...

Page 9: ...A 2 1 Polling procedures 112 A 2 2 Selecting procedures 118 A 2 3 Communication data structure 123 A 3 Modbus Protocol 125 A 3 1 Message format 125 A 3 2 Function code 126 A 3 3 Communication mode 126...

Page 10: ...IMR02E20 E1 i 8 MEMO...

Page 11: ...h RKC communication ANSI X3 28 1976 subcategories 2 5 and B1 or Modbus Function modules Multi zone temperature control system can be easily achieved by connecting functional modules Z TIO Z DIO and Z...

Page 12: ...from the official RKC website http www rkcinst com english download field_network htm The GSDML file is used for recognition of the COM ML on PROFINET in the configuration tool software for environmen...

Page 13: ...ied by referring to the following model code list If the product is not identical to the specifications please contact RKC sales office or the agent 1 Network communication 4 PROFINET 2 Host communica...

Page 14: ...cation differs from Real Identification A red lamp is 3 flashes Link Activity Port 1 Port 2 Green No link no communication present Turns off Ethernet link established no communication present A green...

Page 15: ...ting validity invalidity Base Mounting holes M3 screw Power supply terminals Joint connector Mounting bracket Terminal 3 4 and 5 Usage is prohibited Front Rear Mounting holes M3 screw Holes for screws...

Page 16: ...e COM ML Refer to 4 WIRING P 12 For controller SRZ refer to Z TIO Instruction Manual IMS01T01 E Z DIO Instruction Manual IMS01T03 E and Z CT Instruction Manual IMS01T16 E Set the communication setting...

Page 17: ...fields or noise Direct air flow from an air conditioner Exposure to direct sunlight Excessive heat accumulation 4 Mount this instrument in the panel considering the following conditions Provide adequa...

Page 18: ...connector on both sides of the mounted modules for protection of connectors Joint connector cover Be sure the COM ML and SRZ function modules Z TIO Z DIO and Z CT modules are joined when using them 5...

Page 19: ...ures 1 Pull down the mounting bracket at the bottom of the module A Attach the hooks on the top of the module to the DIN rail and push the lower section into place on the DIN rail B 2 Slide the mounti...

Page 20: ...DIN rail After module joining install a plastic cover on the connector on both sides of the mounted modules for protection of connectors Refer to P 8 To firmly fix the modules use end plates DEP 01 so...

Page 21: ...g dimensions Base Recommended tightening torque 0 3 N m 3 kgf cm 2 Remove the base from the module B while the lock is pressed A B Lock Bottom of the module mainframe A 3 Join bases Then lock them by...

Page 22: ...supplied to any one of the joined modules or COM ML all of the joined modules and COM ML will receive power Select the power capacity which is appropriate for the total power consumption of all joine...

Page 23: ...wiring is connected to any one of the modules Power is supplied from the module with the power wiring to the other modules Wiring example 1 Remove the module mainframe to which the power wiring will b...

Page 24: ...Pin number 8 Unused 7 Unused 6 RX 5 Unused 4 Unused 3 RX 2 TX 1 TX Connector pin number and signal details Pin No Signal name Symbol 1 Send data TX 2 Send data TX 3 Receive data RX 4 Unused 5 Unused...

Page 25: ...eted can be connected The Ethernet cable LAN cable must be provided by the customer Ethernet straight through cable and Ethernet crossover cable may be used Ethernet cable LAN cable SRZ unit 1 Daisy c...

Page 26: ...e data R B 3 Signal ground SG 4 Send data T B 5 Send data T A 6 Signal ground SG Wiring Shielded twisted pair wire Paired wire Host computer T A T B SG R A R B RS 422A R1 R1 R1 Termination resistor Ho...

Page 27: ...communication converter between the host computer and the COM ML For the COM K2 refer to the COM K2 Instruction Manual IMR01Z02 E Host computer USB communication converter COM K2 RKC product Connect...

Page 28: ...G Wiring Shielded twisted pair wire Paired wire RS 485 R1 Host computer SG T R B T R A R1 Termination resistor Host computer side Example 120 1 2 W COM ML COM PORT 1 2 3 4 5 6 T R A T R B SG Unused Un...

Page 29: ...on converter between the host computer and the COM ML For the COM K2 refer to the COM K2 Instruction Manual IMR01Z02 E Host compute USB communication converter COM K2 RKC product Connect to USB port U...

Page 30: ...ed at 0 Loader communication corresponds to RKC communication based on ANSI X3 28 1976 subcategories 2 5 and B1 When using the loader communication USB driver for COM K2 must be installed on the perso...

Page 31: ...ferent to the other addresses on the same line Otherwise problems or malfunction may result Host communication address setting switch Setting range 0 to F 0 to 15 Decimal number Factory set value 0 CO...

Page 32: ...tch enable disable OFF Enable enable the DIP switch settings Factory se value ON Disable enable the host communication or loader communication settings The only host communication or loader communicat...

Page 33: ...l Input Output Channel of Z DIO Module P 25 6 4 Current Transformer CT Input Channel of Z CT Module P 26 6 1 Address Setting of the Function Modules Set the address of the function modules When using...

Page 34: ...channel is assigned Each temperature control channel number can be calculated from the following equation Temperature control channel number of communication Module address setting a Maximum channel...

Page 35: ...r b For the Z DIO module it is calculated by 8 Example When 16 Z DIO modules are joined Module address setting 0 1 F Z DIO module 1 DI4 CH4 DI3 CH3 DI2 CH2 DI1 CH1 DI8 CH8 DI7 CH7 DI6 CH6 DI5 CH5 DO1...

Page 36: ...in a module a When the setting is A to F it is a decimal number b For the Z CT module it is calculated by 12 Example When 16 Z CT modules are joined Module address setting 0 1 F Z CT module 1 CT9 CH9...

Page 37: ...tion Number of setting data items OUT Set the number of communication items used for setting in PROFINET communication The content of these items can be set by host communication or loader communicati...

Page 38: ...set to 65535 FFFFH are not used in PROFINET communication For Modbus register addresses of communication items refer to 8 COMMUNICATION DATA LIST P 34 For setting configuration refer to Setting exampl...

Page 39: ...OUT For setting configuration refer to Setting example P 29 Data setting of each items Set the data of the items set in Communication data items setting The content of these items can be set by host c...

Page 40: ...Unused Data setting of communication items CH1 of identifier S1 150 CH1 of Set value SV CH2 of identifier S1 200 CH2 of Set value SV CH3 of identifier S1 250 CH3 of Set value SV CH4 of identifier S1 3...

Page 41: ...loader communication Host communication or loader communication is used for PROFINET Communication Settings and thus if Other Communication Data Settings are configured immediately after these setting...

Page 42: ...es 0 2 IN_017 032 Reading 3 IN_033 048 Reading 4 IN_049 064 Reading 5 IN_065 080 Reading 6 IN_081 096 Reading 7 IN_097 112 Reading 8 IN_113 128 Reading 9 Write_permission Writing Setting state selecti...

Page 43: ...the loader communication Content of each module of PROFINET communication Slot 1 IN_001 Read out value of the Measured value PV CH1 IN_002 Read out value of the Measured value PV CH2 IN_003 Read out v...

Page 44: ...tems are read or written when viewed from the host computer or PLC is described RO Read only data R W Read and Write data 7 Structure C Data for each channel 1 2 M Data for each module U Data for each...

Page 45: ...n data of the COM ML will not be enabled until the power is turned on again or control is switched from STOP to RUN Communication data No 22 to 25 27 33 to 36 42 Communication data includes both Norma...

Page 46: ...on 1 Adjustment data error 1 2 Data back up error 4 A D conversion error 1 32 Logic output data error 2 64 Stack overflow 3 512 Network module error 3 Modbus Bit data Bit 0 Adjustment data error 1 Bit...

Page 47: ...2 Function module X1 CH1 CH100 0198 01FB 408 507 1 R W M 0 Not holding STOP start 1 Holding RUN STOP hold 21 Unused 8000 8003 32768 32771 22 Host communication protocol 3 VP CH1 8004 32772 1 R W U 0 R...

Page 48: ...onnected to the COM ML 32 Unused 8016 801F 32790 32799 33 Communication data items setting QG CH1 CH50 8020 8051 32800 32849 7 R W M 0 to 65535 65535 34 Number of measured data items IN QH CH1 CH50 80...

Page 49: ...15 Unused Data 0 OFF 1 ON Decimal number 0 to 127 3 Operation mode state monitor L0 CH1 CH64 027C 02BB 636 699 7 RO C RKC communication Least significant digit STOP Control STOP 2nd digit Control RUN...

Page 50: ...state monitor does not turn ON 12 Event 2 state monitor AB CH1 CH64 048C 04CB 1164 1227 1 RO C 13 Event 3 state monitor AC CH1 CH64 04CC 050B 1228 1291 1 RO C 14 Event 4 state monitor AD CH1 CH64 050...

Page 51: ...output 6 Bit 6 Logic output 7 Bit 7 Logic output 8 Bit 8 to Bit 15 Unused Data 0 OFF 1 ON Decimal number 0 to 255 22 Logic output monitor 2 EE CH1 CH16 7 RO M Least significant digit Logic output 5 2...

Page 52: ...LBA deadband N1 CH1 CH64 0A9C 0ADB 2716 2779 7 R W C 0 0 0 to Input span Varies with the setting of the decimal point position 0 0 0 36 Set value SV S1 CH1 CH64 0ADC 0B1B 2780 2843 7 R W C Setting li...

Page 53: ...1 7 R W C 0 to 3600 seconds or 0 0 to 1999 9 seconds 0 0 0 PI action Varies with the setting of the Integral Derivative time decimal point position selection If control is other than Heat Cool PID con...

Page 54: ...2 Heater melting determination point NF CH1 CH64 0EDC 0F1B 3804 3867 7 R W C 0 0 to 100 0 of HBA set value 0 0 Heater melting determination is invalid If there is no current transformer CT or CT is as...

Page 55: ...on 0 65 Manual manipulated output value ON CH1 CH64 121C 125B 4636 4699 7 R W C PID control Output limiter low to Output limiter high Heat Cool PID control Cool side output limiter high to Heat side o...

Page 56: ...1 NR CH1 CH64 151C 155B 5404 5467 7 R W C 0 0 to 600 0 seconds 0 0 78 EDS action wait time for disturbance 2 NY CH1 CH64 155C 159B 5468 5531 7 R W C 0 0 79 EDS value learning times NT CH1 CH64 159C 15...

Page 57: ...196C 19AB 6508 6571 7 R W C 0 TC input K 1 TC input J 2 TC input R 3 TC input S 4 TC input B 5 TC input E 6 TC input N 7 TC input T 8 TC input W5Re W26Re 9 TC input PLII 12 RTD input Pt100 13 RTD inp...

Page 58: ...t scale high Voltage V Current I inputs 19999 to 19999 However a span is 20000 or less Varies with the setting of the decimal point position TC RTD Minimum value of the selected input range V I 0 0 91...

Page 59: ...the feedback resistance FBR input value Based on model code When not specifying 0 98 Event 1 channel setting FA CH1 CH64 1C6C 1CAB 7276 7339 1 R W C 1 Channel 1 3 Channel 3 2 Channel 2 4 Channel 4 Thi...

Page 60: ...rned on during the setting change rate limiter is being operated Bit 4 to Bit 15 Unused Data 0 Invalid 1 Valid Decimal number 0 to 15 0 104 Event 2 type XB CH1 CH64 1DEC 1E2B 7660 7723 7 R W C 0 None...

Page 61: ...8 Event 2 differential gap HB CH1 CH64 1EEC 1F2B 7916 7979 7 R W C Deviation process set value or Deviation action between channels 0 0 0 to Input span Unit C F Varies with the setting of the decimal...

Page 62: ...not specifying 0 112 Event 3 channel setting FC CH1 CH64 1FEC 202B 8172 8235 1 R W C 1 Channel 1 2 Channel 2 3 Channel 3 4 Channel 4 This function is valid when deviation between channels is selected...

Page 63: ...ing the setting change rate limiter is being operated Bit 4 to Bit 15 Unused Data 0 Invalid 1 Valid Decimal number 0 to 15 0 118 Event 4 type XD CH1 CH64 216C 21AB 8556 8619 7 R W C 0 None 1 Deviation...

Page 64: ...C 22AB 8812 8875 7 R W C Deviation process set value or Deviation action between channels 0 0 0 to Input span Unit C F Varies with the setting of the decimal point position MV 0 0 to 110 0 Becomes inv...

Page 65: ...cking XL CH1 CH64 24AC 24EB 9388 9451 1 R W C 0 Unused 1 Used 1 132 MV transfer function Action taken when changed to Manual mode from Auto mode OT CH1 CH64 24EC 252B 9452 9515 1 R W C 0 MV in Auto mo...

Page 66: ...feedback resistance FBR input is disconnected an action taken when abnormal is in accordance with the value action setting during STOP 0 0 143 Manipulated output value at STOP mode heat side OF CH1 CH...

Page 67: ...s become those restricted by the output limiter Position proportioning PID control Becomes valid only when there is feedback resistance FBR input and it does not break high limit of feedback resistanc...

Page 68: ...igh heat side D6 CH1 CH64 2DEC 2E2B 11756 11819 7 R W C 0 to 3600 seconds or 0 0 to 1999 9 seconds Varies with the setting of the Integral Derivative time decimal point position selection 3600 169 Der...

Page 69: ...dback resistance FBR input is disconnected 0 182 ST proportional band adjusting factor KI CH1 CH64 316C 31AB 12652 12715 7 R W C 0 01 to 10 00 times 1 00 183 ST integral time adjusting factor KJ CH1 C...

Page 70: ...ds Modbus 0 0 to 5999 minutes 0 hours 00 minutes to 99 hours 59 minutes 1 0 to 11999 seconds 0 minutes 00 seconds to 199 minutes 59 seconds Set the data range of Memory area soak time monitor and Area...

Page 71: ...4059 7 R W C 1 to 99 1 204 Address of interacting modules RL CH1 CH64 36EC 372B 14060 14123 7 R W C 1 Interact with its own module address 0 to 99 Interact with the addresses of other modules 1 205 Ch...

Page 72: ...Set value SV CH1 CH64 3A2C 3A6B 14892 14955 R W C Setting limiter low to Setting limiter high Varies with the setting of the decimal point position TC RTD 0 0 0 V I 0 0 9 Proportional band heat side C...

Page 73: ...g of the decimal point position Voltage V Current I inputs 100 0 to 100 0 of input span 0 0 0 17 Manual reset CH1 CH64 3C6C 3CAB 15468 15531 R W C 100 0 to 100 0 0 0 18 Setting change rate limiter up...

Page 74: ...en 1 Contact closed Decimal number 0 to 255 2 Digital input DI state 2 L6 CH1 CH16 7 RO M RKC communication Least significant digit DI5 2nd digit DI6 3rd digit DI7 4th digit DI8 5th digit to Most sign...

Page 75: ...Least significant digit DO5 manual output 2nd digit DO6 manual output 3rd digit DO7 manual output 4th digit DO8 manual output 5th digit to Most significant digit Unused Data 0 OFF 1 ON 0 8 DO output...

Page 76: ...6 437C 438B 17276 17291 7 R W M 0 to 13 Refer to P 68 Based on model code When not specifying 0 19 DO output assignment 2 DO5 to DO8 LX CH1 CH16 438C 439B 17292 17307 7 R W M 0 to 13 Refer to P 68 Bas...

Page 77: ...ck release Interlock release when rising edge is detected EDS start signal 1 EDS start signal ON when rising edge is detected for disturbance 1 EDS start signal 2 EDS start signal ON when rising edge...

Page 78: ...output 4 3 Event 1 CH1 Event 2 CH1 Event 3 CH1 Event 4 CH1 4 Event 1 CH2 Event 2 CH2 Event 3 CH2 Event 4 CH2 5 Event 1 CH3 Event 2 CH3 Event 3 CH3 Event 4 CH3 6 Event 1 CH4 Event 2 CH4 Event 3 CH4 Ev...

Page 79: ...c setting is disabled Alarm set value cannot be automatically set by the push button and communication 1 Automatic setting for heater break alarm HBA is enabled 2 Automatic setting for heater overcurr...

Page 80: ...92 5E1C 5EDB 24092 24283 1 R W 3 C 0 CTL 6 P N 0 0 to 30 0 A 1 CTL 12 S56 10L N 0 0 to 100 0 A 2 CTL 6 P Z 0 0 to 10 0 A Based on model code When not specifying 0 18 CT ratio 4 CT number of winds XT C...

Page 81: ...59B 25820 26011 1 R W 1 C 0 Mean conversion 1 Root mean squared value conversion 0 27 CT Interval time VH CH1 CH16 659C 65AB 26012 26027 7 R W 1 M 0 to 250 ms 10 28 Unused 65AC 666B 26028 26219 1 When...

Page 82: ...g of the COM ML refer to 3 MOUNTIMG P 7 and 4 WIRING P 12 For mounting and wiring of the controller SRZ refer to Z TIO INSTRUCTION MANUAL IMS01T01 E Z DIO INSTRUCTION MANUAL IMS01T03 E or Z CT INSTRUC...

Page 83: ...PLC SMATEC S7 1200 SIEMENS CPU module CPU 1211C 6ES7 211 1BE40 0XB0 1 USB communication converter COM K2 or loader communication Network hub Various cables Personal computer STEP 7 Basic or STEP 7 Pro...

Page 84: ...the Z TIO modules such as communication speed protocol and data bit configuration are not necessary The only setting that is configured for the controllers is the module address The same is true when...

Page 85: ...80 First Modbus register address of Set value SV CH3 to 50 of identifier QG 65535 Unused Number of measured data items IN CH1 of identifier QH 4 Number of Measured value PV For 4 channels CH2 of ident...

Page 86: ...arious settings Create a new project and add a CPU Add a PLC and a COM ML to the software to enable PROFINET communication 1 Start STEP 7 TIA PORTAL 2 To create a new project enter a new project name...

Page 87: ...0 E1 77 4 Choose a CPU module you use and change the Device name if necessary Double click on the selected CPU module 5 The screen is switched from Portal view to Project view Select Click here to ret...

Page 88: ...ed of COM ML 4 6 Install the GSDML file for COM ML 4 Under Options click Manage general station description files GSD 7 Select the GSDML file for COM ML 4 that you downloaded and click on the Install...

Page 89: ...9 USAGE EXAMPLE IMR02E20 E1 79 8 Make sure the installation is successfully completed and click on the Close The hardware catalog is now updated...

Page 90: ...9 USAGE EXAMPLE IMR02E20 E1 80 9 Select the Online diagnostics and click on the Network View 10 Click on the Hardware catalog and double click on the DAP of the COM ML 4...

Page 91: ...9 USAGE EXAMPLE IMR02E20 E1 81 11 The COM ML 4 is added to the Network view Repeat the same procedure to add other devices Setting example...

Page 92: ...E20 E1 82 Connect COM ML 4 12 Drag between the two green frames They look like as if they are connected to each other over the PROFINET 13 Select the picture of the COM ML 4 and switch to the Device v...

Page 93: ...me of COM ML 4 in the Project tree Just leave it if no change is required 15 To set the device name right click on the picture of the COM ML 4 in the Device view and click on the Assign device name in...

Page 94: ...e name window opens Click to select the item shown in the red frame 17 Click Assign name 18 Check to see if the Status is OK and if the PROFINET device name is changed to the device name you set If so...

Page 95: ...o each slot with the I address and the Q address of the corresponding registers You can change the address to the desired one but modules in each slot are permanently assigned and are not deletable Th...

Page 96: ...9 USAGE EXAMPLE IMR02E20 E1 86 Online setting 20 Click on the icon Download to device in the toolbar then the Extended download to device window opens 21 Click Start search Download to device...

Page 97: ...9 USAGE EXAMPLE IMR02E20 E1 87 22 Select the detected CPU module and click on the Load button 23 If there is a caution on the Load preview screen select an appropriate action...

Page 98: ...9 USAGE EXAMPLE IMR02E20 E1 88 24 Click Load 25 Click on the Finish to end the download...

Page 99: ...9 USAGE EXAMPLE IMR02E20 E1 89 26 Confirm that there is no warning nor an error Click on the GO online on the toolbar Go online...

Page 100: ...1 90 27 When all is displayed in green it means that the PROFINET communication is properly handled In the on line state the color of the internal title bar changes Device overview is displayed in the...

Page 101: ...9 USAGE EXAMPLE IMR02E20 E1 91 28 Right click on the picture of COM ML 4 and click on the Online diagnostics 29 The Module information and the instrument serial number can be verified Right click...

Page 102: ...es PV and the Set values SV and how to write the 4ch Set values SV 1 Set in advance the content of 9 4 Initial Communication Data Settings Page 75 over the loader communication Setting example 2 Set t...

Page 103: ...er the data for each communication item First start with the data to read In the following example values for the following parameter for the channel 1 are entered Name PV_ch1 Data type Int Address IW...

Page 104: ...enter the measured values PV for 4 channels followed by the set values SV for 4 channels 5 Then enter the data to write Start with the Write permission switching the setting state Enter Name write pe...

Page 105: ...ter the data for the set values SV for four channels This completes data setting for read write 7 Then you do read and write the data Double click on the Add new watch table in the Project tree to dis...

Page 106: ...e right edge of the Name column The data entered in the tag table are shown Select one data to monitor In the following example PV_ch1 is selected 9 Drag the lower right corner of the Name column to c...

Page 107: ...7 10 To download the data go offline first Click on the GO offline on the toolbar and then click on the Download to device icon 11 Go back online again Click on the GO online on the toolbar Go offline...

Page 108: ...9 USAGE EXAMPLE IMR02E20 E1 98 12 To start monitoring click on the Monitor all icon on the internal toolbar 13 The read out data will be displayed in the column of Monitor value Monitor all...

Page 109: ...en you click on the icon Modify all selected values once and now on the internal toolbar the Modify value will be taken into the Monitor value for writing Set values SV In the following example as the...

Page 110: ...9 USAGE EXAMPLE IMR02E20 E1 100 16 Write 1 to write permission Then the data is written and the Monitor value becomes equal to the Modify value...

Page 111: ...with the same model code If the module is replaced it is necessary to re set each data item To prevent electric shock or instrument failure always turn off the system power before replacing the instr...

Page 112: ...e same error occurs when the power is turned back on please contact RKC sales office or the agent Stack overflow Error code 64 Runaway of the program etc Network module error Error code 512 Operationa...

Page 113: ...red lamp is 2 flashes IP address not set Set IP address using the engineering software NS lamp A red lamp is 3 flashes Configuration error Expected Identification differs from Real Identification Make...

Page 114: ...unication program Transmission line is not set to the receive state after data send EOT return The specified identifier is invalid Confirm the identifier is correct or that with the correct function i...

Page 115: ...sion error overrun error framing error parity error or CRC 16 error is found in the query message Re transmit after time out occurs or verify communication program The time interval between adjacent d...

Page 116: ...ction RS 422A 4 wire system half duplex multi drop connection Synchronous method Start Stop synchronous type Communication speed 4800 bps 9600 bps 19200 bps 38400 bps Data bit configuration Start bit...

Page 117: ...Unit RTU mode Function code 03H Read holding registers 06H Preset single register 08H Diagnostics loopback test 10H Preset multiple registers Error check method CRC 16 Error code 1 Function code erro...

Page 118: ...ections One SRZ unit Self diagnostic function Major fault Action stop RAM value abnormal Power supply voltage monitoring error Watchdog timer error Instrument status Display A red lamp FAIL RUN is on...

Page 119: ...action Memory backup Backed up by non volatile memory Number of writing Approx 1 000 000 times Data storage period Approx 10 years Vibration Equivalent to JIS C1805 3 Clause 7 conformance test Frequen...

Page 120: ...fter the slave receives the query message 30 ms max Preset multiple registers 10H Response send time after the slave receives the query message 100 ms max 2 1 When selecting is performed for 128 or mo...

Page 121: ...the controller sends ACK or Response wait time after the controller sends NAK b a S T X B C C or N A K A C K Host computer SRZ unit Send data Possible Impossible Possible Impossible Sending status Sen...

Page 122: ...ies and commands from the host The code use in communication is 7 bit ASCII code including transmission control characters Transmission control characters used in SRZ unit EOT 04H ENQ 05H ACK 06H NAK...

Page 123: ...must be the same as the unit address set value in item 5 1 Address Setting P 21 The polling address which transmitted a message once becomes effective so long as data link is not initialized by trans...

Page 124: ...ivided data is sent after STX 1 STX STX is the transmission control character which indicates the start of the text transmission identifier and data 2 Identifier 2 digits The identifier indicates the...

Page 125: ...eck Character detects error by using horizontal parity even number Calculation method of BCC Exclusive OR all data and characters from STX through ETB or ETX not including STX Example STX M 1 0 1 1 5...

Page 126: ...rom the SRZ unit it sends a negative acknowledgment NAK to the SRZ unit The SRZ unit will re send the same data when NAK is received This cycle will go on continuously until either recovery is achieve...

Page 127: ...ransmission E O T 0 1 K 1 S 1 E N Q N A K 04H 30H 31H 4BH 31H 53H 31H 05H 15H S T X S 1 0 0 1 4 0 0 0 E T B B C C 02H 53H 31H 30H 30H 31H 20H 20H 34H 30H 30H 2EH 30H 17H E O T 04H S T X S 1 0 0 1 4 0...

Page 128: ...er When selecting the data corresponding to the memory area No response 1 Data link initialization Host computer sends EOT to the SRZ unit to initiate data link before selecting sequence 2 Sending sel...

Page 129: ...sent after STX Area soak time set data as the following When data range is 0 hour 00 minute to 99 hours 59 minutes Data range is 0 00 to 99 59 punctuation of time unit is expressed in colon 3AH When...

Page 130: ...value below the decided place after the decimal point is cut off Example When setting range is 10 00 to 10 00 the controller receives as a following Send data 5 058 05 0 Receive data 0 50 0 05 0 05 0...

Page 131: ...BCC check error occurs When the specified identifier is invalid When receive data exceeds the setting range When receive data is the identifier of RO read only When the module related to the identifie...

Page 132: ...ror transmission E O T 0 1 S T X K 1 S 1 0 0 3 4 0 0 E T X B C C 04H 30H 31H 02H 4BH 31H 53H 31H 30H 30H 33H 20H 20H 20H 34H 30H 2EH 30H 03H N A K 15H S T X K 1 S 1 0 0 3 E T X B C C E O T 02H 4BH 31H...

Page 133: ...digits ROM version I D V R Example Data structure for control RUN STOP switching in each SRZ unit S R 1 Data for each module Data length 7 digits Data length 1 digit Data length 32 digits Model code D...

Page 134: ...t does not correspond to a memory area the specification will be invalid Example Data configuration of measured value PV of Z TIO module K 1 M 1 0 0 1 1 0 0 0 0 0 2 0 0 2 0 0 0 0 0 3 2 5 0 0 0 0 4 0 0...

Page 135: ...dress Setting P 21 Although all connected slave units receive the query message sent from the master only the slave with the slave address coinciding with the query message will accept the message Fun...

Page 136: ...Preset single register 8 8 8 8 08H Diagnostics loopback test 8 8 8 8 10H Preset multiple registers 11 255 8 8 A 3 3 Communication mode Signal transmission between the master and slaves is conducted i...

Page 137: ...ill be written The data of CH3 and CH4 will be disregarded and an error response message will be returned If the self diagnostic function of the slave SRZ unit detects an error the slave SRZ unit will...

Page 138: ...the following sequence 1 Load FFFFH to a 16 bit CRC register 2 Exclusive OR the first byte 8 bits of the message with the CRC register Return the result to the CRC register 3 Shift the CRC register 1...

Page 139: ...bit to the right Carry flag is 1 No Yes CRC Register A001H CRC Register n 1 n No Yes n 7 No Yes Is message complete END CRC Register next byte of the message CRC Register Reverse with high order byte...

Page 140: ...message will probably contain NULL characters and so normal C string handling techniques will not work uint16 calculate_crc byte z_p unit16 z_message_length CRC runs cyclic Redundancy Check Algorithm...

Page 141: ...the read out from slave address 2 Query message Slave address 02H Function code 03H Starting number High 01H Low FCH Quantity High 00H Low 04H CRC 16 High 85H Low F6H Normal response message Slave add...

Page 142: ...tten into the holding register 0ADCH of slave address 1 Query message Slave address 01H Function code 06H Holding register number High 0AH Low DCH Write data High 00H Low 64H CRC 16 High 4AH Low 03H N...

Page 143: ...est for slave address 1 Query message Slave address 01H Function code 08H Test code High 00H Low 00H Data High 1FH Low 34H CRC 16 High E9H Low ECH Normal response message Slave address 01H Function co...

Page 144: ...ress 1 Query message Slave address 01H Function code 10H Starting number High 0AH Low DCH Quantity High 00H Low 02H Number of data 04H Data to first register High 00H Low 64H Data to next register Hig...

Page 145: ...ding register exceeding the accessible address range is accessed an error response message is returned Read data of unused item is a default value Any attempt to write to an unused item is not process...

Page 146: ...gral time heat side 3AACH 3AADH 3AEBH Derivative time heat side 3AECH 3AEDH 3B2BH Register address of memory area data Control response parameter 3B2CH 3B2DH 3B6BH Proportional band cool side 3B6CH 3B...

Page 147: ...Setting change rate limiter down 3CECH Area soak time 3D2CH Link area number 3D6CH 2 Data 50 on Event 1 set value 38ACH is read Example 2 When the set value SV in Memory area 3 of CH1 is changed to 2...

Page 148: ...5BH Integral time cool side 0C5CH 0C5DH 0C9BH Derivative time cool side 0C9CH 0C9DH 0CDBH Overlap Deadband 0CDCH 0CDDH 0CDCH Manual reset 0D1CH 0D1DH 0D5BH Setting change rate limiter up 0D5CH 0D5DH 0...

Page 149: ...onal band cool side 0C1CH Integral time cool side 0C5CH Derivative time cool side 0C9CH Overlap Deadband 0CDCH Manual reset 0D1CH Setting change rate limiter up 0D5CH Setting change rate limiter down...

Page 150: ...140 IMR02E20 E1 MEMO...

Page 151: ...The first edition MAY 2018 IMQ00...

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Summary of Contents for COM-ML

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RKC INSTRUMENT COM-ML, Instruction Manual

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Summary of Contents for COM-ML

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