MKS Baratron DMA Series Instruction Manual Download Page 50

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6BChapter Three: Overview 63BPressure

Measurement

Figure 4: Analog and Digital Pressure Calculation

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Summary of Contents for Baratron DMA Series

Page 1: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

Page 2: ...struction Manual MKS Baratron Type DMA Capacitance Manometer with DeviceNet Digital Interface Applicable to firmware revision 3 03 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SO...

Page 3: ...inted in the United States of America Baratron is a registered trademark of MKS Instruments Inc Andover MA DeviceNet is a trademark of Open DeviceNet Vendor Association Coral Springs FL SEMI is a regi...

Page 4: ...nuel d utilisation 9 Symboles apparaissant sur l unit 10 Mesures de s curit et pr cautions 11 Medidas de seguridad del transductor de presi n 13 S mbolos usados en este manual de instrucciones 13 S mb...

Page 5: ...Value 31 Suggested Pressures for Reading and Control 31 Adjusting the Zero 32 Coarse Zero Adjustments 32 Fine Zero Adjustments 32 Adjusting the Analog and Digital Zero 33 Chapter Three Overview 35 Gen...

Page 6: ...r Field 47 CAN Data Field 48 Objects 51 Identity Object 53 Identity Object Instance Attributes 53 Identity Object Supported Services 54 DeviceNet Object 55 DeviceNet Object Class Attribute 55 DeviceNe...

Page 7: ...visor Object 72 Class Specific Attributes 72 S Device Supervisor Object Supported Services 82 Chapter Five Maintenance and Troubleshooting 83 General Information 83 Maintenance 83 Zero Adjustment 83 T...

Page 8: ...Coarse Zero Offset 0x32 109 Appendix D Example Messages 111 General Information 111 Explicit Messaging 111 Example 1 Sending an Explicit Request Message 112 Example 2 Interpreting a Successful Explic...

Page 9: ...Table of Contents viii Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 10: ...43 Figure 10 Explicit Request Message 112 Figure 11 Explicit Request Message Components 113 Figure 12 Successful Explicit Message Response 114 Figure 13 Successful Explicit Message Response Component...

Page 11: ...List of Figures x Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 12: ...Table 14 Module Status LED Indicators 39 Table 15 Network Status LED Indicators 39 Table 16 Fault Conditions 41 Table 17 CAN Identifier Field 48 Table 18 CAN Data Field 49 Table 19 Object Classes in t...

Page 13: ...43 Device Status Attribute Values 74 Table 44 Exception Status Bit Map 75 Table 45 Exception Detail Alarm Bytes 76 Table 46 Exception Detail Warning Bytes 76 Table 47 Exception Detail Alarm Map 79 Tab...

Page 14: ...which if not correctly performed or adhered to could result in injury to personnel Caution The CAUTION sign denotes a hazard to equipment It calls attention to an operating procedure practice or the...

Page 15: ...417 No 5019 Frame or chassis IEC 417 No 5020 Equipotentiality IEC 417 No 5021 Direct current IEC 417 No 5031 Alternating current IEC 417 No 5032 Both direct and alternating current IEC 417 No 5033 a...

Page 16: ...ERIALS If hazardous materials are used users must take responsibility to observe the proper safety precautions completely purge the instrument when necessary and ensure that the material used is compa...

Page 17: ...m pressure rise KEEP THE UNIT FREE OF CONTAMINANTS Do not allow contaminants to enter the unit before or during use Contamination such as dust dirt lint glass chips and metal chips may permanently dam...

Page 18: ...deren unsachgem e Ausf hrung bzw ungen gende Ber cksichtigung zu Verletzungen f hren kann Vorsicht Das Symbol VORSICHT weist auf eine Gefahr f r das Ger t hin Es macht auf einen Bedienungsablauf eine...

Page 19: ...417 No 5019 Masseanschlu IEC 417 No 5020 Aquipotential anschlu IEC 417 No 5021 Gleichstrom IEC 417 No 5031 Wechselstrom IEC 417 No 5032 Gleich oder Wechselstrom IEC 417 No 5033 a Durchg ngige doppelt...

Page 20: ...von Komponenten und das Vornehmen von internen Einstellungen darf nur von qualifizierten Fachleuten durchgef hrt werden niemals vom Bedienpersonal Vorsicht beim Arbeiten mit gef hrlichen Stoffen Wenn...

Page 21: ...er Druck stehenden Gasquelle gearbeitet wird sollte eine geeignete Berstscheibe in das Vakuumsystem installiert werden um eine Explosionsgefahr aufgrund von steigendem Systemdruck zu vermeiden Verunre...

Page 22: ...cident pour le personnel en cas d ex cution incorrecte ou de non respect des consignes Attention L indication ATTENTION signale un danger pour l appareil Elle attire l attention sur une proc dure d ex...

Page 23: ...Terre de protection masse IEC 417 No 5019 Masse IEC 417 No 5020 Equipotentialit IEC 417 No 5021 Courant continu IEC 417 No 5031 Courant alternatif IEC 417 No 5032 Courant continu et alternatif IEC 417...

Page 24: ...PR CAUTION EN CAS D UTILISATION AVEC DES PRODUITS DANGEREUX Si des produits dangereux sont utilis s l utilisateur est responsable de la prise des mesures de pr caution appropri es de la purge compl t...

Page 25: ...d viter une explosion du syst me en cas d augmentation de la pression MAINTIEN DE L UNIT L ABRI DES CONTAMINATIONS Ne pas laisser des produits contaminants p n trer dans l unit avant ou pendant l uti...

Page 26: ...ica estado etc que en caso de no realizarse u observarse correctamente puede causar da os personales Precauci n El s mbolo de precauci n indica la posibilidad de producir da os al equipo Pone de relie...

Page 27: ...417 N 5017 Protecci n a tierra IEC 417 N 5019 Caja o chasis IEC 417 N 5020 Equipotencialidad IEC 417 N 5021 Corriente continua IEC 417 N 5031 Corriente alterna IEC 417 N 5032 Corriente continua y alte...

Page 28: ...UTORIZADOS Los operarios no deben intentar reemplazar los componentes o realizar tareas de ajuste en el interior del instrumento Las tareas de mantenimiento o reparaci n deben ser realizadas nicamente...

Page 29: ...UNA C PSULA DE SEGURIDAD ADECUADA Cuando el instrumento funcione con una fuente de gas presurizado instale una c psula de seguridad adecuada en el sistema de vac o para evitar que se produzcan explosi...

Page 30: ...over their range The advanced bridge signal conditioning technology provides high accuracy and operation which is extremely temperature stable at operating pressure The transducer provides a digital...

Page 31: ...Figure 1 Specific attributes within each object control specific network or instrument features and are referenced by a unique ID number The object models and attributes for the DMA transducer are de...

Page 32: ...ue of an attribute in its assigned units INT Signed 16 bit integer value between 32 768 and 32 767 Instance ID Definition of a particular instance within an Object Class LSB Least Significant Bit MSB...

Page 33: ...es and Procedures section at the front of this manual In addition observe and obey all WARNING and CAUTION notes provided throughout the manual Chapter One General Information this chapter introduces...

Page 34: ...your Type DMA instrument or to obtain information about companion products MKS offers contact any authorized MKS Calibration and Service Center If it is necessary to return the instrument to MKS plea...

Page 35: ...52BCustomer Support 4BChapter One General Information 22 This page intentionally left blank Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 36: ...es As of July 20 2009 most products shipped to the European Community must comply with the EMC Directive 2004 108 EEC which covers radio frequency emissions and immunity tests In addition as of Januar...

Page 37: ...usly degrade the shield s effectiveness The shield should be grounded to the connector before its internal wires exit 3 With very few exceptions the connector s must make good contact to the device s...

Page 38: ...risk under the following environmental conditions Altitude up to 6500 ft 2000 m Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 at 40 C Power Requirements The power...

Page 39: ...hes with millimeters referenced in parentheses Tolerances are 03 76 mm unless specified otherwise Figure 2 Top View Dimensions of the DMA Transducer Figure 3 Side View Dimensions of the DMA Transducer...

Page 40: ...as possible When not subject to gas damping at low pressure the diaphragm may become susceptible to resonance The low range transducers 1 Torr are most sensitive and you should isolate them from any v...

Page 41: ...prevent damage from electrostatic discharge ESD to the sensitive connector pins the pins must be covered with an ESD protective cover when not in use Digital Communications Connector The 5 pin male mi...

Page 42: ...l connection Startup Power Up At power up the DMA transducer performs communications link checks and internal diagnostic checks of the EEPROM and RAM The results of these checks are indicated by the c...

Page 43: ...nance you must check the transducer zero to verify the proper output Refer to Adjusting the Zero page 32 for more information System Status Complete instructions for reporting the system status are de...

Page 44: ...sures for Reading and Control Full Scale Range Torr Lowest Suggested Pressure for Reading Torr Lowest Suggested Pressure for Control Torr 0 1 5 x 10 5 5 x 10 4 1 5 x 10 4 5 x 10 3 10 5 x 10 3 5 x 10 2...

Page 45: ...on or Coarse Zero Adjust Service is executed See Table 13 Fine Zero Adjustments For Fine Zero adjustments the Digital and analog signals can be zeroed either with a target of zero usual practice or an...

Page 46: ...r ranges less and 1 Torr as appropriate Ensure the device is fully stabilized before you adjust the transducer zero 3 Pump the unit down to a pressure below its resolution 0 01 of FS For best results...

Page 47: ...59BAdjusting the Zero 5BChapter Two Installation 34 This page intentionally left blank Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 48: ...are deposited upon a ceramic disc in a concentric bull s eye arrangement The disc is positioned close to an Inconel tensioned diaphragm to form two capacitors in an AC bridge circuit The other side of...

Page 49: ...al pressure values are generated from the raw sensor output The raw pressure reading both analog and digital can be re zeroed either by using the OneTouch Coarse Zero Push Button located on top of the...

Page 50: ...6BChapter Three Overview 63BPressure Measurement 37 Figure 4 Analog and Digital Pressure Calculation Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 51: ...se Zero Adjustments page 32 for more information Analog Interface Connector The 9 pin female Type DE 9S interface connector provides the pressure output signal for direct measurement from the DMA tran...

Page 52: ...ctions in the established state Flashing Green Device is on line but has no connections in the established state The device has passed the Dup_MAC_ID test and is on line but has no established connect...

Page 53: ...e Switch The 4 position rotary switch Figure 6 is used to select the DeviceNet data rates of 125 250 and 500 Kb The switch positions are numbered in a clockwise direction to correspond to the increasi...

Page 54: ...Status LED illuminates solid red in accordance with the ODVA DeviceNet Specification Volume I 1 Note When a major unrecoverable fault occurs the device cannot communicate on the network and operation...

Page 55: ...the trip points through communication commands Setting the hysteresis too high creates a deadband around the trip point The deadband prevents the trip point from responding to changes in the pressure...

Page 56: ...al Number Label The serial number label located on the lower enclosure lists the unit s serial number product model code full scale range input voltage output voltage and firmware revision level The l...

Page 57: ...67BLabels 6BChapter Three Overview 44 This page intentionally left blank Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 58: ...ipment sensor actuator network proposed by SEMI 3 4 5 Operating Modes The DMA transducer has two user accessible operating modes User Mode normal default power up mode Calibration Mode used to access...

Page 59: ...the type of connection CAN Data Field which defines the particular request or response I O Poll Messaging Connections I O poll messaging connections utilize an assembly format to group and report dat...

Page 60: ...to 0 and 1 respectively Node Address The Node Address is a 6 bit field that identifies the network address of the device as a hexadecimal value The source node address is the address of the device sen...

Page 61: ...ponse CAN Data Field The CAN Data Field is a series of 8 bit fields that defines the specific parameters of an explicit message This information is not required in I O poll messages per the Predefined...

Page 62: ...by a series of hexadecimal values Table 18 CAN Data Field Byte 7 6 5 4 3 2 1 0 0 MESSAGE HEADER Fragment Bit 0 1 Transaction ID XID Bit 0 1 Node Address 6 bit Hexadecimal Value 1 MESSAGE BODY Service...

Page 63: ...at specifies whether the message is a request or a response 0 Request 1 Response Service ID This 7 bit field bits 6 to 0 in the service code identifies the service being requested The service ID is a...

Page 64: ...ly R or read write RW Nonvolatile Memory which is Y yes if stored in nonvolatile RAM or N no if not stored in nonvolatile RAM Data Variable s Factory Default Setting which is set when you use the Rest...

Page 65: ...ject provides a calibrated pressure value from a pressure transducer The instance is using S Analog Sensor subclass number 3 Capacitance Manometer 65 Device Configuration 6Dhex General Device Configur...

Page 66: ...05 Status WORD R R N none 0 06 Serial Number UDINT R R Y none 0 07 Product Name SHORT STRING R R N none CM This information also is available in a different format in the S Device Supervisor Object s...

Page 67: ...s the ASCII string CM Identity Object Supported Services The Identity Object is supported by the three DeviceNet common services listed in Table 21 Refer to Supported Service Summary page 103 for more...

Page 68: ...tile Memory Data Variable Factory Default Setting 01 Revision UINT R R Y none 002 Revision Attribute ID 01 reports the current revision of the DeviceNet Object definition in the ODVA DeviceNet Specifi...

Page 69: ...order to control the network address directly from the switches ensure the switches are set to an actual value at power up and not to the network PGM position When this condition is met any changes to...

Page 70: ...e ID 05 reports how the types of messages supported by the device are allocated as specified by the Predefined Master Slave Connection Set 1 DeviceNet Object Supported Services The DeviceNet Object is...

Page 71: ...Type Class Code hex Object Model Instance ID hex Attribute ID hex User Mode Access Cal Mode Access USINT 0x30 Device Supervisor 01 0x0C Exception Status R R 02 UINT SASO 0x31 Value Pressure 01 0x06 1...

Page 72: ...specified instance The data returned for each instance is listed in Table 25 page 58 Assembly Object Supported Service The Assembly Object is supported by the DeviceNet common service listed in Table...

Page 73: ...rted with 15 instance attributes Table 29 page 61 and Table 30 page 62 and three DeviceNet common services Table 34 page 64 Note 1 The type of connection explicit or I O is defined by the Allocate_Mas...

Page 74: ...Message Group 2 and 2 the Slave s Node Address appears in the CAN Identifier Fields of the Group 2 Messages that the Slave consumes and produces Refer to Table 17 page 48 7 produced_connection_size 3...

Page 75: ...age Group 1 and consumes across Message Group 2 and 2 the Slave s Node Address appears in the CAN Identifier Field of the Group 2 Message that the Slave consumes Refer to Table 17 page 48 7 produced_c...

Page 76: ...n Object page 71 Master Poll Request Message Note The master s poll request message does not report any data The response returns the CAN Identifier only 1 Slave Poll Response Assembly Instance 2 Note...

Page 77: ...age 58 Table 33 Poll Response Assembly Instance 5 Data Byte 0 1 2 3 4 Description Exception Status Corrected Pressure Class Code hex Object Model 0x30 Device Supervisor 0x31 S Analog Sensor 01 0x01 0x...

Page 78: ...Data Type USINT U Set Get Y 0xC3 INT 04 0x04 Data Units ENGUNITS U Set Get Y 0x1001 Counts 05 0x05 Reading Valid BOOL U Get N none 06 0x06 Value INT or REAL U Get N none 07 0x07 Status Byte U Get N n...

Page 79: ...REAL U Get Y none Data Type Attribute ID 03 determines the Data Type of Value and all related attributes Integer and Real Data Types are supported See below Data Type is settable only in the Idle stat...

Page 80: ...d 7 Reserved Alarm Enable Attribute ID 08 enables the setting of the Alarm Status Bits in the S Analog Sensor Object 0 Disable default 1 Enable Warning Enable Attribute ID 09 enables the setting of th...

Page 81: ...to Trip Point Hysteresis page 42 for more information Note Hysteresis can only be set using DeviceNet digital communications commands Alarm Settling Time Attribute ID 20 determines the time in millis...

Page 82: ...94 indicates the bits definition of Sensor Warnings Bytes 0 and 1 map respectively to Bytes 1 and 2 of the S Device Supervisor Object Device Exception Detail Warning Attribute 0x0E Refer to Table 42 p...

Page 83: ...fic Services Table 39 S Analog Sensor Object Specific Services Service Code dec hex Service Name Access Rule Description of Service 53 0x32 U Coarse Zero Adjustment Sends a Target pressure value usual...

Page 84: ...ute determines the behavior implemented when the poll IO watchdog_timeout_action is set to a value of 0x00 transition to timeout The common practice is to allow the object to delete the poll connectio...

Page 85: ...upervisor Class Specific Attributes Attribute ID dec hex Description DeviceNet Data Type Access Rule Non Volatile Memory Factory Default Setting 03 0x03 Device Type SHORT STRING U Get Y VG 04 0x04 SEM...

Page 86: ...L RW RW Y 0 Disable 1 Enable 0 23 Run Hours UINT R R Y 0 to 65535 0 100 Factory Calibration Date DATE R R Y none 0 0 0 The DATE format does not conform to the ODVA definition It is a structure of 1 a...

Page 87: ...ware Revision Level Attribute ID 08 designates the hardware version of your device with an ASCII string of up to 5 characters The revision level is identified with the letters from A to Z The initial...

Page 88: ...herefore one hex value reports all alarm conditions For example if the unit detects a device specific alarm condition the unit reports 82hex 1 0 0 0 0 0 1 0 Refer also to Table page 79 Exception Detai...

Page 89: ...presenting Device Exception Detail Warning Bytes The third group contains 2 bytes representing Manufacturer Exception Detail Warning Bytes The response is a byte with each bit representing a specific...

Page 90: ...tus LED which is useful for visually identifying a particular device on the network where 0 Off initial 1 On When the visual indicator is On the Module Status LED flashes green approximately once a se...

Page 91: ...Lock and Unlock services Use the Lock service to place your device into the User Mode refer to Lock page 108 Use the password protected 1234hex Unlock service to place your device into the Calibration...

Page 92: ...Voltage S Device Supervisor 4 Scheduled Maintenance S Device Supervisor 5 Notify Manufacturer S Device Supervisor 6 Reset Exception S Device Supervisor Common Byte 1 7 Reserved Device Specific Alarm...

Page 93: ...visor Common Byte 1 7 Reserved Device Specific Warning Size 0 to 7 Byte length always 01 hex Single Byte 3 0 Reading Invalid S Analog Sensor Object 1 Over range Exceeded S Analog Sensor Object 2 Under...

Page 94: ...e input range is 32767 to 32767 hours The initial setting is 0 The attribute has a resolution of 1 hour Calibration Expiration Warning Enable Attribute ID 0x16 specifies whether or not the Calibration...

Page 95: ...06 Recover start none Request Causes the device to transition from the Abort state to the Operating state 07 Abort stop none Request Places the device in its Abort state 0E Get_Attribute_Single USINT...

Page 96: ...Calibration and Service Center listed on the inside back cover of this manual before shipping Maintenance Zero Adjustment All pressure transducers require initial and periodic zero adjustments Prior...

Page 97: ...place if necessary Measurement slowly goes positive over time Overpressure and or a build up of contamination in the measurement cavity Return to MKS for servicing or transducer replacement Unstable z...

Page 98: ...Capabilities Read pressure Set trip points and hysteresis Select units Torr Pa mBar inH2O psi Set digital and analog zeroes Reset factory defaults Report run time hours Monitor transducer status trip...

Page 99: ...fications from 18 to 25 VDC Power Consumption 7 Watts 14 Watts 22 Watts Protection Fuses Tantalum Capacitors Mis wiring Transients Current limiting provided on DeviceNet power supply inputs Target use...

Page 100: ...50 C 59 to 122 F Storage 20 to 80 C 68 to 176 F Temperature Range Maximum External Case In operation at 20 C ambient 60 C Storage Humidity Range 25 RH to 95 RH relative humidity non condensing Warm U...

Page 101: ...Ambient DMA 45 C DMA 80 C 1 Torr 2 and 5 Torr 10 Torr and up 0 02 Torr 0 05 Torr 0 1 0 25 0 5 Torr 1 Torr and up 0 05 Torr 0 1 0 25 0 5 Torr 1 Torr and up 0 015 0 01 0 005 0 03 0 015 0 005 0 002 0 020...

Page 102: ...ding port tube or DeviceNet connector Fittings Standard Optional inch 12 7 mm tubulation 8 VCR female Mini CF rotatable NM 16 KF Swagelok 8 VCO female Internal Volume 7 CC I O Connectors Analog Digita...

Page 103: ...80BTroubleshooting 9BAppendix A Product Specifications 90 This page intentionally left blank Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...

Page 104: ...er DMA This designates the model number of the instrument as DMA Range XX The full scale range is indicated by a 2 character code It is expressed in Torr Full Scale Range mmHg Torr Ordering Code 0 02...

Page 105: ...oPascal K Pascal L Fittings XX Several types of fittings are available designated by a 2 character code No additional parts are required Fittings Ordering Code Straight Tube 50 O D 1 K mmHg max BA Swa...

Page 106: ...F Sensor Control Temperature The sensor control temperature is designated by a single letter code Sensor Control Temperature Ordering Code Ambient A 45 C J 80 C K Options The options are designated b...

Page 107: ...face Connector Ordering Code DeviceNet Micro Style Male CE 6 Firmware Version XX The firmware version is designated by a 2 character code Firmware Version Ordering Code Version 3 03 33 Specify actual...

Page 108: ...ype UINT R R 0 03 Product Code UINT R R 27 04 Revision Struct of USINT USINT R R current firmware revision 05 Status WORD R R 0 06 Serial Number UDINT R R 0 01 Identity 01 07 Product Name SHORT STRING...

Page 109: ...Master s Explicit Request Message in Table 17 page 48 none 6 initial_comm_ characteristics 21 hex Indicates that 1 the Slave s Explicit Messaging Connection produces and consumes across Message Group...

Page 110: ...h 0 Refer to 1 14 produced_ connection_path Empty Refer to 1 15 consumed_ connection_path_ length 0 Refer to 1 16 consumed_ connection_path Empty Refer to 1 05 Connection 01 17 production_ inhibit_tim...

Page 111: ...Poll Response Message in Table 17 page 48 none 5 consumed_ connection_id See the Master s I O Poll Command Message in Table 17 page 48 none 6 initial_comm_ characteristics 01 Indicates 1 the Slave s I...

Page 112: ...onse Setup Attribute ID 6 in the Device Configuration Object see page 71 See Table 31 page 63 none 15 consumed_ connection_path_ length 0 none 16 consumed_ connection_path Empty No specified default A...

Page 113: ...or REAL U Set Y 50 FS 18 0x12 Alarm Trip Point Low INT or REAL U Set Y 50 FS 19 0x13 Alarm Hysteresis UINT or REAL U Set Y 0 20 0x14 Alarm Settling Time UINT U Set Y 0 21 0x15 Warning Trip Point High...

Page 114: ...0x09 Manufacturer s Serial Number Identity Object SHORT STRING U Get Y Serial Number 10 0x0A Device Configuration SHORT STRING U Get Y DMAXXXXXXXXXXX 11 0x0B Device Status USINT U Get Y none 12 0x0C E...

Page 115: ...Run Hours UINT R R Y 0 to 65535 0 S Device Supervisor 100 Factory Calibration Date DATE R R Y none 0 0 0 0x6D 03 Poll_Auto_ Delete_Enable BOOL RW RW Y 1 enabled 1 These attributes can be written only...

Page 116: ...escriptions of all other services Table 52 Supported Service Summary Service ID hex Service Name Parameter Data Type s Service Type Description Object Models 05 Reset USINT Request Places the object i...

Page 117: ...heir default values Analog Input Output Pressure Device Config Trip Point SAC 4B Allocate_Master_Slave BYTE USINT Request Allocates the Predefined Master Slave Connection Set DeviceNet 4C Release_Mast...

Page 118: ...te This service is valid for the Identity Connection and S Device Supervisor Objects The parameter for the Reset service indicates the type of reset The device supports a parameter value of zero which...

Page 119: ...the attribute being requested Set Attribute Single The Set_Attribute_Single service ID 10 modifies the value of an object instance attribute If necessary the attribute value also is saved to nonvolat...

Page 120: ...being restored The S A and C Objects include the Analog Input Output Pressure Trip Point and Device Configuration Objects Allocate Master Slave The Allocate_Master_Slave service ID 4B valid only for t...

Page 121: ...arameter Parameter Data Type Description Release Choice BYTE Indicates which connections from the Predefined Master Slave Connection Set are to be released The process of releasing the connection retu...

Page 122: ...Response Service Data Type Description Target Pressure Mandatory Mandatory INT or REAL Target pressure for offset zero adjustment usually zero The three possible ways to issue the Fine_Zero_Offset se...

Page 123: ...ffset Service Request Service Code Class Instance Service Data 0x32 0x31 0x01 None a target of zero will be assumed This service is valid only when the Raw Pressure Value is within 4 to 20 of the full...

Page 124: ...variable s Explicit Messaging Explicit messaging connections utilize a direct request response format that enables you to access any attribute data Explicit messaging typically is used for the setup c...

Page 125: ...hexadecimal value of the message header in the CAN Data Field Refer to Figure 11 step 2 page 113 This 8 bit field represents the fragment bit bit 7 set to 0 the XID bit bit 6 set to 0 and the source n...

Page 126: ...ID 1 CLASS CODE Identity Object 01hex INSTANCE ID ATTRIBUTE ID Vendor Identification 01hex 01hex Step 1 CAN IDENTIFIER FIELD SERVICE CODE Request Bit Service ID Get_Attribute_Single 0Ehex 0 0Ehex 000...

Page 127: ...ge Type ID for an explicit response bits 2 to 0 2 Interpret the reported hexadecimal value 01hex of the message header in the CAN Data Field Refer to Figure 13 step 2 page 115 This 8 bit field represe...

Page 128: ...LD SERVICE CODE Response Bit Service ID Get_Attribute_Single 0Ehex 1 8Ehex 0001110 Step 3 CAN DATA FIELD Message Body DATA Data type UINT 16 bit integer Step 4 CAN DATA FIELD Message Body MESSAGE HEAD...

Page 129: ...Type ID for an explicit response bits 2 to 0 2 Interpret the reported hexadecimal value 01hex for the message header in the CAN Data Field Refer to Figure 15 step 2 page 117 This 8 bit field represen...

Page 130: ...nal error code FF Step 3 CAN DATA FIELD Message Body Step 4 CAN DATA FIELD Message Body GROUP 2 MESSAGE ID fixed 2 bit hex value SOURCE MAC ID 5 6 bit hex value MESSAGE TYPE ID fixed 3 bit hex value e...

Page 131: ...The following information applies for the example The example depicts I O poll messaging The example is a nonfragmented message string The node address of the MKS device the Slave is 05 The node addre...

Page 132: ...e request message sent in Example 1 page 118 is properly sent and received the device returns the following response message 42B 80 FF 3F where CAN Identifier Field Poll Response 1 42B 80 FF 3F STATUS...

Page 133: ...re is measured at 50 FS Note The poll response that is returned is defined in the Device Configuration Object see page 71 GROUP 2 MESSAGE ID fixed 2 bit hex value SOURCE MAC ID 5 6 bit hex value MESSA...

Page 134: ...scription of 47 48 Command summaries attributes 95 102 supported services 103 5 Connection object 60 64 Connectors DMA 28 DMA unit 28 29 Customer support 21 D Data format 59 Device configuration objec...

Page 135: ...5 51 53 55 58 59 61 63 71 73 77 78 82 95 97 99 101 102 104 109 user 45 53 55 58 59 71 77 78 82 95 104 108 Model code 43 91 93 Mounting instructions DMA unit 27 N Network manager object 55 57 Non volat...

Page 136: ...ED sequence 29 pressures for reading and control 31 reporting the pressure value 31 warm up time 30 zero adjustment 30 Status device 54 T Temperature 25 Trip point delay 42 hysteresis 42 U User Mode 4...

Page 137: ...service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE IN...

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