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IM 01C25R03-01E

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1.  INTRODUCTION

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Содержание Dpharp EJX910A

Страница 1: ...Y okogawa Electric Corporation User s Manual IM 01C25R03 01E EJX910A Fieldbus Communication Type IM 01C25R03 01E 2nd Edition...

Страница 2: ...network Management VFD 3 1 3 2 2 Function Block VFD 3 1 3 3 Logical Structure of Each Block 3 2 3 4 Wiring System Configuration 3 2 4 GETTING STARTED 4 1 4 1 Connection of Devices 4 1 4 2 Host Settin...

Страница 3: ...imal Point Digit 6 7 6 4 5 Flow Type Selection 6 7 6 4 6 BLOCK_ERR 6 7 6 4 7 XD_ERROR 6 7 6 5 LCD Transducer Block 6 7 6 5 1 Outline of the Functions 6 7 6 5 2 Block Mode 6 7 6 5 3 Display Contents of...

Страница 4: ...ing Valid Coefficients CURVE_X CURVE_Y A 4 A1 4 List of Signal Characterizer Block Parameters A 6 A1 5 Application Example A 7 A1 5 1 Input Compensation A 7 A1 5 2 Calorie Flow Compensation A 7 A1 5 3...

Страница 5: ...Section A 38 A4 3 1 Computing Equations A 38 A4 3 2 Compensated Values A 38 A4 3 3 Average Calculation A 38 A4 4 Output Section A 38 A4 4 1 Mode Handling A 39 A4 4 2 Status Handling A 39 A4 5 List of...

Страница 6: ...6 4 LM Functions A 54 A6 5 LM Parameters A 55 A6 5 1 LM Parameter List A 55 A6 5 2 Descriptions for LM Parameters A 57 A6 6 FAQs A 59 APPENDIX 7 SOFTWARE DOWNLOAD A 60 A7 1 Benefits of Software Downlo...

Страница 7: ...ty and fitness for a particular purpose If any question arises or errors are found or if any information is missing from this manual please inform the nearest Yokogawa sales office The specifications...

Страница 8: ...he interior of the meter All installation work shall comply with local installation requirements and the local electrical code b Wiring The instrument must be installed by an engineer or technician wh...

Страница 9: ...n of the product in question after delivery Reason of force majeure such as fires earthquakes storms floods thunder lightening or other natural disasters or disturbances riots warfare or radioactive c...

Страница 10: ...ion des produits ATEX Ex sont disponibles en langue anglaise allemande et fran aise Si vous n cessitez des instructions relatives aux produits Ex dans votre langue veuillez bien contacter votre repr s...

Страница 11: ...NING The range setting switch must not be used in a hazardous area 2 1 1 FM approval a FM Explosionproof Type Caution for FM Explosionproof type Note 1 EJX910A multivariable transmitters with optional...

Страница 12: ...e 2 The configuration of Associated Nonincendive Field Wiring Apparatus must be FM Approved Note 3 Approved under FNICO Concept Note 4 Dust tight conduit seal must be used when installed in Class II a...

Страница 13: ...such combination The criterion for such interconnection is that the voltage Vmax the current Imax and the power Pmax which nonincendive field wiring apparatus can receive and remain nonincendive consi...

Страница 14: ...85 C T6 100 C T5 and 120 C T4 Maximum Surface Temperature for dust proof T80 C Tamb 40 to 40 C Tp 80 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 80 C Tp 120 C Note 2 Electrical Data Supply vo...

Страница 15: ...EEx d IIC T6 T4 IP66 andIP67 TEMP CLASS T6 T5 T4 MAX PROCESS TEMP Tp 85 100 120 C Tamb 50 to 70 80 75 C T80 C Tamb 40 C Tp 80 C T100 C Tamb 60 C Tp 100 C T120 C Tamb 80 C Tp 120 C Min Tamb 40 C for D...

Страница 16: ...unction Block VFD 1 Resource block Manages the status of EJX910A hardware Automatically informs the host of any detected faults or other problems 2 SENSOR Transducer block Converts sensor output to pr...

Страница 17: ...AI function block AI function block AI function block Sensor input Output SENSOR Transducer block Block tag Parameters Flow Transducer block Block tag Parameters AI function block Block tag OUT Param...

Страница 18: ...ual for each host No other details on the host are given in this manual Cable Used for connecting devices Refer to Fieldbus Technical Information TI 38K03A01 01E for details of instrumentation cabling...

Страница 19: ...ate reply of the device Unit of time is in octets 256 s Set maximum specification for all devices For EJX910A set a value of 4 or greater Slot Time V ST First Unpolled Node Minimum Inter PDU Delay Max...

Страница 20: ...same initial address Separately connect each EJX910A and set a different address for each 4 4 Integration of DD If the host supports DD Device Description the DD of the EJX910A needs to be installed...

Страница 21: ...sary to set the schedule of Publish the function that transmits the indication on a periodic basis 4 7 Generation of Alarm Generation of an alarm can be attempted from EJX910A Block alarm Output limit...

Страница 22: ...Refer to the supplier for details of terminators that are attached to the host Field devices Connect the field devices necessary for instrumenta tion The EJX910A has passed the interoperability test...

Страница 23: ...256 s Set maximum specification for all devices For EJX910A set a value of 5 or greater T0502 EPS Symbol Parameters Description and Settings V ST Slot Time V MID Minimum Inter PDU Delay Minimum value...

Страница 24: ...Addresses This section describes the steps in the procedure to set PD Tags and node addresses in the EJX910A There are three states of Fieldbus devices as shown in Figure 5 4 and if the state is othe...

Страница 25: ...l parameters may cause inconsistent operation Table 5 4 VCR Static Entry T0504 1 EPS Sub index Parameter Description 1 FasArTypeAndRole Indicates the type and role of communication VCR The following 4...

Страница 26: ...ocks and schedule of execution 5 6 Block Setting Set the parameter for function block VFD 5 6 1 Link Object A link object combines the data voluntarily sent by the function block with the VCR The EJX9...

Страница 27: ...the function block execution cycle 5 Last Update The last sampling time 6 to 21 List of Status Status part of a sampled parameter 21 to 37 List of Samples Data part of a sampled parameter Seven trend...

Страница 28: ...D_RCAS 27 SHED_ROUT 1 28 FAULT_STATE 29 SET_FSTATE 30 CLR_FSTATE 31 MAX_NOTIFY 32 LIM_NOTIFY 33 CONFIRM_TIME 34 WRITE_LOCK 35 UPDATE_EVT 36 BLOCK_ALM 8 37 ALARM_SUM 2 2 2 4 4 4 4 1 4 1 4 1 8 2 1 1 2 2...

Страница 29: ...3_1 VIEW 3_2 VIEW 4_1 VIEW 4_2 VIEW 4_3 Relative Index Parameter Mnemonic Relative Index Parameter Mnemonic 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3...

Страница 30: ...lative Index Parameter Mnemonic ST_REV TAG_DESC STRATEGY ALERT_KEY MODE_BLK BLOCK_ERR UPDATE_EVT BLOCK_ALM TRANSDUCER_DIRECTORY TRANSDUCER_TYPE XD_ERROR FLOW_VALUE_TYPE FLOW_VALUE FLOW_VALUE_UNIT FLOW...

Страница 31: ..._3 VIEW_2 VIEW_1 VIEW_4 40410 40422 40412 40420 40400 40202 to 40203 40204 to 40206 40402 40252 40201 40251 40250 40401 40102 40411 40100 40200 40101 40421 40803 40802 40801 40800 41453 41452 41451 41...

Страница 32: ...e operating condition that the block is allowed to take 4 Normal Normal mode Indicates the operating condition that the block will usually take 6 3 SENSOR Transducer Block The SENSOR transducer block...

Страница 33: ...ment of pressure differential pressure signal EJX910A Multivariable Transmitter have been accu rately adjusted according to the specifications at factory setting Minimal errors can occur due to the en...

Страница 34: ...Span adjustment is a function for adjusting the gradient with respect to the point of zero adjust ment If that point is not zero the gradient of input and output values cannot be accurately adjusted P...

Страница 35: ...EXT_TEMP_VAL can be referenced The update period of this value is about 800 mS The external temperature unit is the unit selected at XD_SCALE Unit in the AI block where EXT_TEMP_VAL is selected Usuall...

Страница 36: ...temperature signal simulation ON 6 Static pressure signal external temperature signal simulation ON 7 Differential pressure signal static pressure signal external temperature signal simulation ON 15...

Страница 37: ...A Multi Sensing is selected in the measurement function For normal operation select the Automatic mode To change important parameters the O S mode must be selected For details on how to identify para...

Страница 38: ...ode 3 The sum value of the Auto Compensation flow setting does not agree with the value when it was written by the setup tool 6 4 7 XD_ERROR The XD_ERROR parameter indicates the most impor tant error...

Страница 39: ...ield for numerical values scaled in terms of percentage Depicts the type of the value displayed on the center field for numerical value Presents values of inputs and outputs While the alarm is on the...

Страница 40: ...be used to define the unit If characters other than above are specified blank space will be displayed on LCD for those characters Specify parameters to be displayed PARAMETER_SEL Perform ON OFF settin...

Страница 41: ...M_TEMP_VALUE FLOW_VALUE AI1_PV AI1_OUT AI1_FIELD_VAL AI2_PV AI2_OUT AI2_FIELD_VAL AI3_PV AI3_OUT AI3_FIELD_VAL AI4_PV AI4_OUT AI4_FIELD_VAL AI5_PV AI5_OUT AI5_FIELD_VAL PID_SP PID_PV PID_OUT PID_IN PI...

Страница 42: ...O ftH2O inHg inHg mmHg mmHg g s g m g h kg s kg m kg h kg d t m t h t d lb s lb m lb h lb d STon m STon h STon d LTon h LTon d Index Unit Display on the LCD 1347 1348 1349 1350 1351 1352 1353 1355 135...

Страница 43: ...mmH2Oa mmH2Og mmH2Oa 4 C mmH2Og 4 C mmH2Oa 68 F mmH2Og 68 F ftH2Oa ftH2Og ftH2Oa 4 C ftH2Og 4 C ftH2Oa 68 F ftH2Og 68 F inHga inHgg inHga 0 C inHgg 0 C mmHga mmHgg mmHga 0 C mmHgg 0 C barg mbarg bara...

Страница 44: ...STATUS_OPT STATUS_OPT is a parameter to select options regard ing the status of signals The AI function block offers four options Propagate Fault Forward Uncertain if Limited BAD if Limited and Uncer...

Страница 45: ...nputs values that correspond to 0 and 100 and four decimal values Selects the signal which is calculated in SENSOR Transducer Block The relation between the signals and channels are shown below Channe...

Страница 46: ...s and Events The following alarms or events can be reported by the EJX910A if Link object and VCR static entry are set Analog Alerts Generated when a process value exceeds threshold By AI Block Hi Hi...

Страница 47: ...tch is on Note that this parameter value is lost when the power is turned OFF In simulation enabled status an alarm is generated from the resource block and other device alarms will be masked for this...

Страница 48: ...en Link object 6 is not open 0x00000008 0x00000010 0x00000040 0x00000020 0x00000200 0x00000080 0x00000100 0x00000004 Link object 16 is not open LINK OBJ 16 32 not open Link object 14 is not open Link...

Страница 49: ...ccurs AL 30 0x08000000 0x04000000 0x00200000 0x40000000 0x80000000 0x20000000 0x10000000 AI1 Lo Lo Alarm occurs AL 30 AI3 in O S mode AL 45 AI4 in O S mode AL 46 AI1 in O S mode AL 43 AI2 in O S mode...

Страница 50: ...ode AR Non Schduled AL 74 0x00020000 AR block is not scheduled LCD Display Outside Range Limit AL 79 0x00000002 Displayed value exceeds limit LCD Display Config Error AL 79 0x00000001 Specified settin...

Страница 51: ...AIN Subnormal Trimming range error for differential pressure span Calibration error BAD Out of Service BAD Out of Service CAP_TEMP_ VAL STATUS FLOW_ VALUE STATUS BAD Non specific BAD Non specific Ampl...

Страница 52: ...s on cause of Alarm HOLD Object block AL 91 AI SML Simulation function of AI5 block is active Simulation function of AI4 block is active Simulate Active Simulate Active AI5 AI4 Specified Status Specif...

Страница 53: ...arameter used only for conformance testing and simulation 1009 DD_RESOURCE Null 9 String identifying the tag of the resource which contains the Device Description for this resource 1010 MANUFAC_ID 0x0...

Страница 54: ...ated by selecting Set 29 CLR_FSTATE 1030 AUTO 1 Writing a Clear to this parameter will clear the device fail safe state if the field condition if any has cleared 30 MAX_NOTIFY 1031 3 Maximum number of...

Страница 55: ...c 2001 ST_REV 1 The revision level of the static data associated with the function block The revision value will be incremented each time a static parameter value in the block is changed 2002 TAG_DESC...

Страница 56: ...Unkown 27 Defines the construction material of the isolating diaphragms 2028 SENSOR_FILL_ FLUID Unkown 28 Defines the type of fluid used in the sensor 2029 SECONDARY_ VALUE 29 Static pressure high pre...

Страница 57: ...EMP_ VALUE_FTIME O S 1 0 55 Sets the primary filter time constant unit seconds of the external temperature 2057 FIXED_EXT_ TEMP_VALUE O S 20 0 57 Sets the external temperature fixed value 2058 SIMULAT...

Страница 58: ...67 AMP_TEMP_ RANGE 50 0 to 95 0 C 67 High and low range limit values engineering units decimal point place for Amplifier temperature 2070 MANUFAC_DATE O S 0 70 Date of production 2071 CAP_GASKET_MTL O...

Страница 59: ...s status 2320 STATIC_ PRESSURE 20 Indicates the static pressure value used in the flow calculation and its status 2321 STATIC_ PRESSURE_UNIT O S 1545 MPaa 21 Sets the unit of the static pressure value...

Страница 60: ...ume flow unit 2353 CONFIG_OSTRING2 1 O S 53 Sum value of precision flow setting data 2342 FLOW_CONFIG2 1 O S 42 Indicates the compensation coefficient of the expansion compensation coefficient 2330 AL...

Страница 61: ...ISO5167 1 1991 Orifice Flange Taps ISO5167 2 2003 Orifice Flange Taps ASME MFC 3M 1989 Orifice Flange Taps AGA No 3 1992 Orifice D and D 2 Taps ISO5167 1 1991 Orifice D and D 2 ISO5167 2 2003 Orifice...

Страница 62: ...o failure 19 Configuration error 12 2512 COLLECTION_ DIRECTORY A directory that specifies the number starting indices and DD Item Ids of the data collections in each transducer within a transducer blo...

Страница 63: ...rameter which is selected at PARAMETER SEL2 will be displayed when Auto is selected user specified unit at DISPLAY UNIT2 will be displayed when Custom is selected 30 2530 UNIT_SEL3 0 Auto O S Selectio...

Страница 64: ...r a process value associated with it May also be calculated from the READBACK value of an AO block 4006 4106 4206 BLOCK_ ERR This parameter reflects the error status associated with the hardware or so...

Страница 65: ...nable The current alert status unacknowledged states unreported states and disabled states of the alarms associated with the function block 19 4019 4119 4219 FIELD_ VAL Raw value of the field device i...

Страница 66: ...olator Metal Sensor Fill Fluid Static Pres High Connector Static Pres Unit Calibration Highest Deviation Calibration Lowest Deviation External Zero Trim Pressure Filter Time Static Pres Low Connector...

Страница 67: ...de Length Unit Code Primary Device Code Primary Device Diameter Primary Device Expansion Coefficient Primary Device Refference Temperature Pipe Diameter Pipe Expansion Coefficient Pipe Refference Temp...

Страница 68: ...LIM HI_PRI HI_LIM LO_PRI LO_LIM LO_LO_PRI LO_LO_LIM HI_HI_ALM HI_ALM LO_ALM LO_LO_ALM OUT_D_SEL OUT_D Characteristics Static Revision Tag Description Strategy Alert Key Block Mode Block Error Process...

Страница 69: ...cations Functional specifications for Fieldbus communication conform to the standard specifications H1 of FOUNDATION Fieldbus Function Block T1001 EPS Number Execution time Block name AI 30 mS 5 For d...

Страница 70: ...7 F T5 50 to 80 C 58 to 176 F T6 50 to 70 C 58 to 158 F Max process Temp Tp T4 120 C 248 F T5 100 C 212 F T6 85 C 185 F Max surface Temp for dust proof T80 C Tamb 40 to 40 C Tp 80 C T100 C Tamb 40 to...

Страница 71: ...fied Output Mode L_TYPE Direct unless otherwise specified in order Calibration Range XD_SCALE Lower Higher Range Value As specified in order Calibration Range Unit Selected from mmH2O mmH2O 68 F mmHg...

Страница 72: ...P_2 on it is substituted for Y of the line segment function Inputs a signal desired to be corrected using a line segment function It is substituted for X of the line segment function IN_1 OUT_1 Output...

Страница 73: ...ODE MAN or O S Figure A1 2 Overview of the Signal Characterizer Block The following describes the Signal Characterizer block dividing its functions into three sections Input section Determines the mod...

Страница 74: ...LOCK_ERR BLOCK_ERR indicates the cause of an error in the function block If the cause of an error indicated by BLOCK_ERR occurs the following configuration error is generated Block Configuration Error...

Страница 75: ...s on If a configuration error occurs the Block Configuration Error bit in BLOCK_ERR is set causing the mode to change to O S Example of the case where SWAP_2 is off Y Output Y6 High limit Y1 Low limit...

Страница 76: ...X6 X7 INFINITY X Input FA0104 EPS Figure A1 4 Example of Curve for IN_1 SWAP_2 on The input range of IN_2 is always in CURVE_Y The following shows the input output graph of the IN_2 values Y1 Low limi...

Страница 77: ...ponding to the x axis for display Input a signal to be corrected using a line segment function Input a signal to be corrected using a line segment function Curve input points that determine inputs and...

Страница 78: ...s pH input pH with a quickly changing reaction rate can be controlled at a point near neutral 7 according to the following graph FA0108 EPS CURVE_Y CURVE_X Figure A1 8 Approximation Curve A1 5 2 Calor...

Страница 79: ...onotone manner the mode changes to O S disabling calculation CURVE_X CURVE_Y No 5 5 1 10 10 2 15 11 3 20 20 4 25 25 5 30 26 6 35 30 7 40 40 8 45 45 9 50 50 10 51 51 11 52 54 12 53 59 13 54 66 14 55 75...

Страница 80: ...N_RESET MAN MAN MAN Convert Rate Convert Accum Convert Rate Convert Accum TOTAL_SP PRE_TRIP INTEG_OPTS INPUT TYPE PULSE_VAL1 TIME_UNIT1 INTEG_OPTS INPUT TYPE RESET_CONFIRM Reverse FA0201 EPS Figure A2...

Страница 81: ...o Bad is used Even if the Use Bad option is used changing the internal status to Good the value of Good just before the status changed to Bad is used A2 2 2 Converting the Rate The following describes...

Страница 82: ...user must also set an appropriate value to UNIT_CONV input1 counts number of pulse kg kg pulse increment1 increment2 lb pulse input2 counts number of pulse lb kg Current read value Previous read value...

Страница 83: ...the status of the value after addition will be used for the status applied to integration A2 3 2 Addition The following three options are available for addition TOTAL Adds two argument values as is F...

Страница 84: ...s integrated as is and will not be reset The value is used for the ACCUM_TOTAL expanded parameter value The table A2 1 shows the details of INTEG_TYPE Table A2 1 INTEG_TYPE Name Integration Method Int...

Страница 85: ...d into a short floating point number RTotal Integrated value of the absolute values of the increments whose status is bad ATotal Integrated value of the absolute values of the increments regardless of...

Страница 86: ...is rewritten in the MAN mode integration starts with the value rewritten in MAN mode after the mode was returned to AUTO The values in OUT_TRIP and OUT_PTRIP are determined according to the correlati...

Страница 87: ...TRIP always output 0 If INTEG_TYPE is 1 or 3 occurrence of AutoRESET reset caused if the threshold is exceeded causes OUT_TRIP to hold 1 for five seconds A2 5 3 Mode Handling Mode Action Output Normal...

Страница 88: ...Even if RESET_IN becomes H activating a reset RESET_IN does not automatically return to L The RESET_IN setting will not be retained if the power is turned OFF A2 6 2 Reset Timing All items are reset...

Страница 89: ...ed The high limit is 999 999 and if this limit is exceeded the count returns to 0 4 Judging OUT_TRIP and OUT_PTRIP see A2 5 OUT_TRIP and OUT_PTRIP are judged again on the basis of the cleared integrat...

Страница 90: ...of the corresponding IN Set the factor for converting the number of pulses for the corresponding IN into an appropriate engineering unit Selector switch used to specify the fluid flow direction forwar...

Страница 91: ...e status of OUT is Good UNCERT_LIM The threshold value of the ratio of the integrated values of the increments whose status is Good to all the integrated values in which the status of OUT is Uncertain...

Страница 92: ...IN_8 DISABLE_1 DISABLE_2 DISABLE_3 DISABLE_4 DISABLE_5 DISABLE_6 DISABLE_7 DISABLE_8 OP_SELECT FA0301 EPS Figure A3 1 IS Block Input Parameters Input Terms IN_1 Block input 1 IN_2 Block input 2 IN_3...

Страница 93: ...block offers a maximum of eight input alternatives and generates the output according to the configured action This block generally receives inputs from the Analog Input AI function block The function...

Страница 94: ...D Handling If there is no selectable input or if the number of selectable inputs is less than the value of MIN_GOOD SELECTED becomes 0 A case where the number of valid INs is less than the value of MI...

Страница 95: ...number to SELECTED IN_1 23 SELECT_TYPE Minimum STATUS_OPTS MIN_GOOD 1 SELECTION SELECTED 3 OUT 45 IN_2 34 5 IN_3 45 IN_4 2 34 IN_5 23 6 IN_6 15 5 IN_7 32 5 IN_8 27 4 DISABLE_1 OFF DISABLE_2 OFF DISABL...

Страница 96: ...transmitted to SELECTED IN_1 23 SELECT_TYPE First Good STATUS_OPTS MIN_GOOD 1 SELECTION SELECTED 2 OUT 34 5 IN_2 34 5 IN_3 45 IN_4 2 34 IN_5 23 6 IN_6 15 5 IN_7 32 5 IN_8 27 4 DISABLE_1 ON DISABLE_2...

Страница 97: ...that input to OUT The number of the selected input is transmitted to SELECTED IN_1 23 SELECT_TYPE Minimum STATUS_OPTS MIN_GOOD 1 SELECTION SELECTED 4 OUT 2 34 IN_2 34 5 IN_3 45 IN_4 2 34 IN_5 23 6 IN_...

Страница 98: ..._GOOD 1 SELECTION SELECTED 7 OUT 32 5 IN_2 34 5 IN_3 45 IN_4 2 34 IN_5 23 6 IN_6 15 5 IN_7 32 5 IN_8 27 4 DISABLE_1 OFF DISABLE_2 ON DISABLE_3 ON DISABLE_4 OFF DISABLE_5 OFF DISABLE_6 OFF DISABLE_7 OF...

Страница 99: ...mple of selection by Middle selector action If there is an even number of valid inputs IN_1 23 SELECT_TYPE Middle STATUS_OPTS MIN_GOOD 1 SELECTION SELECTED 7 OUT 19 55 IN_5 IN_6 2 19 55 IN_2 34 5 IN_3...

Страница 100: ...2 34 5 IN_3 45 IN_4 2 34 IN_5 23 6 IN_6 15 5 IN_7 32 5 IN_8 27 4 DISABLE_1 OFF DISABLE_2 OFF DISABLE_3 OFF DISABLE_4 OFF DISABLE_5 OFF DISABLE_6 OFF DISABLE_7 OFF DISABLE_8 ON OP_SELECT 0 FA0308 EPS F...

Страница 101: ...F OP_SELECT 0 FA0309 EPS Figure A3 9 Example 8 When SELECT TYPE is Latched Good The valid input with the smaller input number is selected as an output and is held until it becomes invalid When it beco...

Страница 102: ...en an invalid input can be selected for OP_SELECT If the number of valid inputs is greater than the value of MIN_GOOD the number of the input including an invalid input specified by OP_SELECT will be...

Страница 103: ...M The maximum value among the values of the valid inputs is output Not writable If SELECT_TYPE is MIDDLE There is an even multiple number of valid inputs Because two inputs are positioned in the middl...

Страница 104: ...put 7 from being selected Selector switch to disable input 8 from being selected Specifies the input selection algorithm A parameter to forcibly employ the input of a selected number Operator settable...

Страница 105: ...ller to control reactor temperature FA0310 EPS IS PID AI3 AI1 AI2 AI4 AO Refrigerant Raw material Product Catalytic reactor Figure A3 10 Temperature Control System of a Fixed Bed type Reactor IS IN_1...

Страница 106: ...Arithmetic block schematic FA0401 EPS Figure A4 1 AR Block The Arithmetic block is divided into three sections Input section Makes a go no go decision on the use of an input value switches the range...

Страница 107: ...ts seamlessly FA0402 EPS RANGE_LO PV IN_LO PV g IN 1 g IN_LO PV IN RANGE_HI IN Formula based on 1 and 2 2 Range for IN 1 Range for IN_LO Figure A4 2 Range Extension Function and PV PV is a parameter w...

Страница 108: ...N_2 and IN_3 auxiliary inputs there are options known as IN_i Use uncertain and IN_i Use bad If these options are valid an IN_i with uncertain or bad status is internally interpreted as a good IN_i Th...

Страница 109: ...e COMP_HI_LIM or COMP_LO_LIM parameter In this case the value f is treated as follows If f COMP_HI_LIM f COMP_HI_LIM If f COMP_LO_LIM f COMP_LO_LIM A4 3 3 Average Calculation In computing equation 6 i...

Страница 110: ...UT_OPTS is applied there are cases where the PV status becomes good even if the status of main inputs is uncertain or the status of auxiliary inputs is uncertain or bad The PV status is classified by...

Страница 111: ...by the range extension function Low limit for switching to a low range transmitter by the range extension function IN_1 bias IN_1 gain IN_2 bias IN_2 gain IN_3 bias IN_3 gain High limit of compensatio...

Страница 112: ...ummer Fourth order Polynomial Type 1 HTG level compensation Fourth order Polynomial Type 2 Flow compensation linear Flow compensation square root Flow compensation approximate expression Quantity of h...

Страница 113: ...value MV that is to be actually output Switches over the direction of control action between direct and reverse i e the direction of changes in the control output depending on the changes in the devi...

Страница 114: ...as that for an AI block Measured value the non dimensional value that is converted from the input IN value based on the PV_SCALE values and filtered Setpoint Output Upper and lower scale limit values...

Страница 115: ...ded to the output of the PID computation Scale limits used for converting the FF_VAL value to a non dimensional value Gain for FF_VAL Same as that for an AI block Same as that for an AI block Same as...

Страница 116: ...alue sampled most recently and the PV value sampled at the preceding control period respectively A5 4 2 PID Control Parameters The table below shows the PID control parameters Parameter Description Va...

Страница 117: ...control action is suspended The PID block enters this mode when the specified condition is met see Section A5 14 Out of service mode in which neither the control computation nor action is carried out...

Страница 118: ...RCas Mode By selecting Obey SP Limits if Cas or RCas in CONTROL_OPTS see Section A5 13 the setpoint high low limits can be put into force also when the value of MODE_BLK is Cas or RCas A5 12 External...

Страница 119: ...s is FSA LO NI or IR The user cannot manually change the mode to IMan A mode transition to IMan occurs only when the condition above is met A5 15 Manual Fallback Manual fallback denotes an action in w...

Страница 120: ...modes are as shown below In fact if Normal shed normal return is set for SHED_OPT detection of a computer failure causes MODE_BLK actual to change to Cas Auto or MAN whichever is set in MODE_BLK perm...

Страница 121: ...value of IN status of the PID block is not Bad 7 Check that Auto is set in MODE_BLK permitted of the PID block 8 Set MODE_BLK target of the PID block to Auto When finishing all steps in order the PID...

Страница 122: ...N ALARM_HYS HI_HI_PRI HI_HI_LIM HI_PRI HI_LIM LO_PRI LO_LIM LO_LO_PRI LO_LO_LIM DV_HI_PRI DV_HI_LIM DV_LO_PRI DV_LO_LIM HI_HI_ALM HI_ALM LO_ALM LO_LO_ALM DV_HI_ALM DV_LO_ALM Subtotals Totals 1 11 11 4...

Страница 123: ...Compel Data Time synchronization Periodically transmits the time data to all fieldbus devices on the segment and returns the time data in response to a request from a device Live list equalization Sen...

Страница 124: ...AS is running After making changes to the settings do not turn off the power to the EJX910A for at least 30 seconds 1 Set the node address of the EJX910A In general use an address from 0x10 to V FUN 1...

Страница 125: ...ssage and Node Activation SPDU message to devices which return a new PR Probe Response message Passes a PT Pass Token message to devices included in the live list sequentially and monitors the RT Retu...

Страница 126: ...ass 0 1 SlotTime 2 PerDlpduPhlOverhead 3 MaxResponseDelay 4 FirstUnpolledNodeId 5 ThisLink 6 MinInterPduDelay 7 NumConseeUnpolledNodeId 8 PreambleExtension 9 PostTransGapExtension 10 MaxInterChanSigna...

Страница 127: ...iveScheduleStartingTime 0 1 Version 2 MacrocycleDuration 3 TimeResolution 0 1 Version 2 MacrocycleDuration 3 TimeResolution 0x00 0x4900000000000000 1 0x1 1 0x1 0 0x0 0 0x0 128 0x80 128 0x80 128 0x80 1...

Страница 128: ...device address 0x00 and final bit to 0xFF The value of LiveListStatusArrayVariable in the case where devices having the addresses 0x10 and 0x15 in the fieldbus segment is shown below 0x00 00 84 00 00...

Страница 129: ...1 1 1 1 1 1 1 0 Half duplex 1 Full duplex 0 Disabled 1 MAU 2 MDS Channel 1 is enabled Channel 1 is enabled Channel 1 is used for reception Wire medium voltage mode and 31 25 kbps are selected Channel...

Страница 130: ...itself as and become the LAS by writing 0x00 false to PrimaryLinkMasterFlagVariable in the current LAS and 0xFF true to PrimaryLinkMasterFlagVariable index 364 in the EJX910A Q3 On a segment where an...

Страница 131: ...pare the following Software download tool Software for downloading file for each of the target field devices For the software download tool use only a program developped for that purpose For details s...

Страница 132: ...using an engineering tool parameter setting utility or the like before carrying out a software download and then reconfigure the field device s after the down load For details see Section A7 6 CAUTIO...

Страница 133: ...calibration parameters that are retained in the nonvola tile memory inside the target device will remain unchanged after a software download However after a software update which causes an addition to...

Страница 134: ...egment is noisy An error occurs after activation Check the noise level on the fieldbus segment Transient error caused by the internal resetting of the field device Check whether communication with the...

Страница 135: ...odule 1 Checksum error in file Unused Write prohibited area in FlashROM Verification error during FlashROM writing Polling error during FlashROM erasing Polling time out during FlashROM erasing Pollin...

Страница 136: ...n Index Download Domain Header Index Header Size Header Version Number State Reserved ReadyForDwnld Delay Secs Write Rsp Returned For PREPARE Activation Delay Secs Command Manufacturer ID Device Type...

Страница 137: ...ytes Description Download Class Indicates the download class 1 Class 1 1 1 Write Rsp Returned For ACTIVATE Indicates whether a write response is returned to the ACTIVATE command 1 Write Response Retur...

Страница 138: ...the domain header to which the download is performing Activated Domain Header Index Indicates the index numbers of the domain header currently running Indicates the domain name With this product Doma...

Страница 139: ...RD Title Model EJX910A Fieldbus Communication Type Manual No IM 01C25R03 01E REVISION RECORD EPS Edition Date Page Revised Item 1st Jun 2006 New publication 2nd Sep 2006 Correct errors 9 14 Add 9 6 Pa...

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