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Содержание Rosemount OCX 8800

Страница 1: ...Instruc tion Manual Rev1 3 IM 106 880C OI April 2017 RosemountTM OCX8800 Oxygen and Combustibles Transmitter Hazardous Location Probe with Integral Electronics ...

Страница 2: ......

Страница 3: ...ll safety messages that follow this symbol to avoid possible injury or death Indicates a hazardous situation which if not avoided will result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided could result in minor or moderate injury Used to address safety messages or practices...

Страница 4: ...roduct When replacement parts are required ensure that qualified people use replacement parts specified by Emerson Unauthorized parts and procedures can affect the product s performance place the safe operation of your process at risk and VOID YOUR WARRANTY Look alike substitutions may result in fire electrical hazards or improper operation Ensure that all equipment doors are closed and protective...

Страница 5: ...nual It describes most situations encountered in your equipment s operation and details necessary action The purpose of this manual is to provide a comprehensive understanding of the Hazardous Area OCX 8800 components functions installation and maintenance We recommend that you thoroughly familiarize yourself with the Introduction and Installation sections before installing your transmitter The in...

Страница 6: ...ition statement etc If not strictly observed could result in injury death or long term health hazards of personnel Highlights an operation or maintenance procedure practice condition statement etc If not strictly observed could result in damage to or destruction of equipment or loss of effectiveness NOTE Highlights an essential operating procedure condition or statement ...

Страница 7: ...ation number It is not a part number and is not related to the illustration in any technical manner NOTE Read this manual before working with the product For personal and system safety and for optimum product performance make sure you thoroughly understand the contents before installing using or maintaining this product ...

Страница 8: ...onnections to pressure and electrical sources are secure prior to and during equipment operation If you do not understand an instruction or do not feel comfortable following the instructions contact your Rosemount representative for clarification or assistance If this instruction manual is not the correct manual for you Rosemount product call Rosemount at 800 854 8257 and Rosemount will provide yo...

Страница 9: ...t product remains solely with the purchaser and end user Tothebestof Rosemount sknowledge theinformationhereiniscompleteandaccurate Rosemountmakes nowarranties expressed or implied including implied warranties of merchantability and fitness for a particular purpose with respect to this manual and in no event shall Rosemount be liable for any incidental punitive special or consequential damages inc...

Страница 10: ...her cause not the fault of Rosemount are not covered by this limited warranty and shall be at Buyer s expense Rosemount shall not be obligated to pay any costs or charges incurred by Buyer or any other party except as may be agreed upon in writing in advance by Rosemount All costs of dismantling re installation and freight and the time and expenses of Rosemount personnel and representatives for si...

Страница 11: ...ardous Area OCX 8800 7 1 3 7 System Considerations 7 1 4 Specifications 12 1 5 Product Matrix Hazardous Area OCX 8800 14 Section 2 Installation 2 1 Section contents 17 2 2 Product Safety 17 2 3 Mechanical Installation 18 2 3 1 Selecting a location 18 2 3 2 Installation 18 2 4 Electrical Installation 24 2 4 1 Electrical Connections 25 2 4 2 Connect Line Voltage 25 2 4 3 Connect Output Signals 25 2 ...

Страница 12: ...with Fieldbus Communicator 46 3 4 3 Setting Test Gas Values with the LOI 47 3 5 Calibration Solenoids 47 3 5 1 Configuring the Calibration Solenoids with the Field Communicator HART 47 3 5 2 Configuring the Calibration Solenoids with theField Communicator Fieldbus 47 3 5 3 Configuring the Calibration Solenoids with the LOI 48 3 6 Blowback Feature 48 3 6 1 Configuring Blowback with the Field Commun...

Страница 13: ...Column Submenus 60 4 2 3 Third and Fourth Column Submenus 61 Section 5 Calibration 5 1 Section contents 65 5 2 Overview 65 5 3 Fully Automatic Calibration 65 5 3 1 Autocalibration Setup using HART 65 5 4 Operator Initiated Autocalibration 66 5 4 1 Autocalibration using HART 66 5 5 Manual Calibration 67 5 5 1 Manual Calibration using the optional LOI 67 5 5 2 Manual O2 Calibration using the Field C...

Страница 14: ... 7 4 Transducer Blocks 92 7 4 1 Alerts 92 7 5 Network Communication 93 7 5 1 Link Active Scheduler LAS 93 7 5 2 Device Addressing 94 7 6 OCX Function Blocks 94 7 6 1 Implemented Function Blocks 94 7 7 Resource Block 95 7 7 1 PlantWeb Alerts 95 7 7 2 Mapping of PWA 96 7 7 3 PWA Simulate 99 7 7 4 Fieldbus PWA Simulate 100 7 7 5 Configure Simulation from AMS 100 7 8 Configure Simulation with the Mode...

Страница 15: ...ow 127 7 11 17 Troubleshooting 128 7 12 Proportional Integral Derivative PID Function Block 129 7 12 1 Setpoint Selection and Limiting 135 7 12 2 PID Equation Structures 137 7 12 3 Reverse and Direct Action 137 7 12 4 Reset Limiting 137 7 12 5 Block Errors 138 7 12 6 Modes 138 7 12 7 Alarm Detection 139 7 12 8 Status Handling 140 7 12 9 Application Information 140 7 12 10 Application Examples 142 ...

Страница 16: ...ervice 9 1 Section contents 179 9 2 Overview 179 9 3 OCX 8800 Removal and Installation 180 9 3 1 OCX with Integral Electronics 180 9 3 2 Install Hazardous Area OCX 8800 183 9 3 3 OCX with Remote Electronics 183 9 3 4 Install Sensor Housing 185 9 3 5 Remove Remote Electronics Housing 186 9 3 6 Install Remote Electronics Housing 188 9 4 Repair Sensor Housing 189 9 4 1 Sensor Housing Disassembly 189 ...

Страница 17: ...16 9 5 3 Remove Solenoid Valves 217 9 5 4 Remove EMI Filter and Terminal Block 217 9 6 Electronics Housing Assembly 218 9 6 1 Install EMI Filter and Terminal Block 218 9 6 2 Install Solenoid Valves 218 9 6 3 Install Electronics Stack 218 9 6 4 Install LOI Module and Board 218 9 6 5 Install Cover 220 9 7 Replace Tube Fittings 221 9 7 1 Remove Tube Fittings 222 9 7 2 Install Tube Fittings 223 Sectio...

Страница 18: ...eral Precautions For Handling And Storing High Pressure Gas Cylinders 262 A 5 ATEX Clarification 263 A 5 1 ATEX Compliant Gas Analysis Performed Withina Flameproof Enclosure 263 Appendix B SPA with HART Alarm B 1 Appendix contents 265 B 2 Overview 265 B 3 Description 265 B 4 Installation 266 B 5 Setup 266 B 5 1 Jumper and Switch Settings 267 B 5 2 Configuration Calibration 268 Appendix C Returning...

Страница 19: ...tion Verify Step Values 110 Table 7 14 COe Zero State Enumerations 111 Table 7 15 COe Out Tracks Enumerations 111 Table 7 16 Detailed Status 111 Table 7 17 I O Channel Assignments 112 Table 7 18 Recommended Settings for the I O Channel Assignments for theAI Blocks 112 Table 7 19 I O Channel Status 113 Table 7 20 Definitions of Analog Input Function Block System Parameters 115 Table 7 21 BLOCK_ERR ...

Страница 20: ...lector Function Block System Parameters 158 Table 7 36 Block Error Conditions 160 Table 7 37 Alarm Priorities 161 Table 7 38 Input Selector Function Blocks 163 Table 7 39 Troubleshooting ISEL Block 164 Table 8 1 Troubleshooting 169 Table 8 2 Alarm Relay Event Groups 177 Table 10 1 Sensor housing components Sheet 1 226 Table 10 2 Sensor Housing Components Sheet 2 228 Table 10 3 Electronics housing ...

Страница 21: ...tage Earth and 4 20mA Connections 27 Figure 2 9 Customer Furnished Interconnect Wiring or Cables 29 Figure 2 10 Pneumatic Installation OCX with Reference Air Setwithout Autocalibration 31 Figure 2 11 Pneumatic Installation OCX with Reference Air Set Solenoids and Autocalibration without COe Zero Function 32 Figure 2 12 Pneumatic Installation OCX with Reference Air Set Solenoids and Autocalibration...

Страница 22: ...88 Figure 7 2 Function Block Internal Structure 91 Figure 7 3 Single Link Fieldbus Network 93 Figure 7 4 Simulate PWA Screen 101 Figure 7 5 AI Function Block 114 Figure 7 6 Analog Input Function Block Schematic 117 Figure 7 7 Analog Input Function Block Timing Diagram 118 Figure 7 8 Analog Input Function Block Configuration for a TypicalTemperature Transmitter 124 Figure 7 9 Situation 1 Diagram 12...

Страница 23: ...Block Application Example SEL_TYPE avg 163 Figure 7 33 Input Selector Function Block Application Example SEL_TYPE Hot Backup 163 Figure 7 34 DeltaV Explorer 165 Figure 8 3 Fuse Locations 168 Figure 8 4 Oxygen and Cell Output 173 Figure 8 5 Electrical Connections Between Electronics and Sensor Housing 176 Figure 9 1 OCX with Integral Electronics 180 Figure 9 2 Electronics Housing Terminal Blocks 18...

Страница 24: ...re 9 25 Removal Installation of EMI Filter 217 Figure 9 26 Electronics Housing Cable Connections 219 Figure 9 27 Solenoid Power Terminals 220 Figure 9 28 Removal of Tube Fittings 223 Figure 10 2 Sensor Housing Components Sheet 1 of 2 225 Figure 10 3 Sensor Housing Components Sheet 2 of 2 227 Figure 10 4 Electronics Housing Components 229 Figure 10 5 EMI Filter and Terminal Block 230 Figure 10 6 O2...

Страница 25: ... package should contain the items shown in Figure 1 1 Use the product matrix in Table 1 1 at the end of this section to verify your order number The first part of the matrix defines the model The last part defines the various options and features of the Hazardous Area OCX 8800 Check the model number against the transmitter features and options making sure options specified by this number are on or...

Страница 26: ...with Remote Electronics 7 Hazardous Area OCX 8800 with Integral Electronics 1 3 System Overview 1 3 1 Scope This Instruction Manual supplies details needed to install startup operate and maintain the Hazardous Area OCX 8800 Signal conditioning electronics outputs a digital signal representing oxygen O2 and combustibles COe values This information plus additional details can be accessed with the 37...

Страница 27: ...n one side of thecell 2 P1 is the partial pressure of the oxygen in the reference air on the opposite side of the cell 3 T is the absolute temperature 4 C is the cellconstant 5 K is an arithmeticconstant NOTE For best results use clean dry instrument air 20 95 oxygen as the reference air When the cell is at operating temperature and there are unequal oxygen concentrations across the cell oxygen io...

Страница 28: ... COe sensor to ensure there is adequate oxygen to fully oxidize any combustible gases regardless of the concentration of oxygen in the process 1 3 3 System Configuration Transmitters are available in four lengths giving the user the flexibility to use a penetration appropriate to the size of the stack or duct The length options are 18 in 457 mm 3 ft 0 91 m 6 ft 1 83 m or 9 ft 2 7 m Probes are avai...

Страница 29: ...gen or combustible levels encoded in a digital format This information can be accessed through thefollowing Model 375 Field Communicator The handheld field communicator requires Device Description DD software specific to the Hazardous Area OCX 8800 The DD software will be supplied with many Model 375 units but can also be programmed into existing units at most Emerson service offices Refer to Sect...

Страница 30: ... to the O2 sensor After the gas sample flows past the O2 sensor and through the COe sensor it is drawn through the eductor where it mixes with the eductor air and exits through exhaust back into the system The electronics housing contains the CPU and communication boards which convert the sensor inputs into digital output signals The CPU can also initiate and perform calibrations Three test gasses...

Страница 31: ...sof available linevoltage ambient temperatures environmental considerations convenience and serviceability Figure 1 3 shows a typical system wiring for a system with integral electronics Figure 1 5 shows a typical system wiring for a system with remote electronics Simplified installations for the Hazardous Area OCX 8800 are shown in Figure 1 4 and Figure 1 5 Figure 1 6 shows the dimensions for the...

Страница 32: ...mmunicator Signal Output Twisted Pairs Customer s Laptop with AMS nstrument Air 3 calibration gas lines by customer 300 ft 91 m max Termination in Control Room AMS Figure 1 4 Typical System Installation Integral Electronics Gases Adapter Plate Duct OCX 8800 with INTEGRAL ELECTRONICS Stack Test Gas Signal Outputs Twisted Pairs Flow Meter Dilution Air Flow Meter Pressure Regulator Line Voltage Instr...

Страница 33: ...tallation Remote Electronics Gases Duct OCX 8800 with REMOTE ELECTRONICS Heater Power Cable up to 150 ft 46 m Stack Signal Cable up to 150 ft 46 m Test Gas Flow Meter Dilution Air Flow Meter Pressure Signal Outputs Twisted Pairs Line Voltage Instrument Air Supply Regulator Reference Gas High O2 Test Gas Low O2 Test Gas CO Test Gas 37390064 ...

Страница 34: ...Section 1 Description and Specifications April 2017 Instruction Manual IM 106 880C OI 10 System Considerations Figure 1 6 Optional Sample Tube Support ...

Страница 35: ...106 880C OI Section 1 Description and Specifications April 2017 System Considerations 11 Figure 1 7 Optional In Situ Filters Figure 1 8 Optional Panel Mounted Blowback and Calibration Reference Air Set 19 Rack or Wall Mount ...

Страница 36: ...al Electronics Mounting and Mounting Positions Remote Electronics 40 to 158 F 40 to 70 C ambient At temperatures above 158 F 70 C inside instrument housing the infrared keypad will cease to function but the Hazardous Area OCX 8800 will continue to operate properly 54 lbs 20 kg 55 lbs 20 5 kg 57 lbs 21 kg 59 lbs 22 kg Flange Sensors Housing Flange Electronics Housing Wall Pipe Materials Probes 316L...

Страница 37: ...x IEC 60079 0 2004 Edition 4 IEC 60079 1 2014 Edition 7 0 FM Class 3600 1998 Class 3810 2005 ANSI ISA 12 00 01 2005 ANSI ISA 12 22 01 2002 ANSI NEMA 250 1991 ANSI ISA 60529 2004 Electrical Noise EN 61326 1 ClassA Line Voltage Universal 100 to 240 VAC 10 50 to 60 Hz no switches or jumpers required 3 4 14 NPT conduit port Pollution Degree 2 Over Voltage Category II Relative Humidity 5 to 95 non cond...

Страница 38: ...DIN 185 mm dia flange 145 mm BC with 4 x 18 mm dia holes Standard O2 Cell 21 DIN 185 mm dia flange 145 mm BC with 4 x 18 mm dia holes High Sulfur O2 Cell Code Mounting Hardware Stack Side 0 No Adapter Plate 0 must be chosen under Mounting Adapter Probe Side below 1 New Installation Square weld plate with studs 2 Model 218 240 Mounting Plate with Model 218 240 Shield Removed 3 Existing Model 218 24...

Страница 39: ...ent of holes thread depth of stud mounting plate with accessories Table 1 2 Accessories 1A99119H01 Oxygen test gas bottle 0 4 O2 balance N2 1A99119H02 Oxygen test gas bottle 8 0 O2 balance N2 1A 99119H07 CO test gas bottle 1000 ppm CO balance air 1A99120H02 Regulator for Oxygen may need2 1A99120H03 Regulator for CO test gas 1A99119G06 Wall mount bracket for test gas bottles 1A99119G05 Test gas reg...

Страница 40: ...ctions could result in serious injury or death The OCX88A can be installed in general purpose areas only Do not install the OCX88A in hazardous areas Tomaintainexplosion proofprotectionoftheOCX 88C in hazardous areas allcableentry devices and blanking elements for unused apertures must be certified flameproof suitable for the conditions of use and properlyinstalled To maintain explosion proof prot...

Страница 41: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Section contents 17 ...

Страница 42: ...y leakage 3 Ensure the area is clear of internal and external obstructions that will interfere with installation and maintenance access to the unit Allow adequate clearance for the removal of the Hazardous Area OCX 8800 Do not allow the temperature of the electronics housing to exceed 185 F 85 C or damage to the electronics may result Whenever a positive stack pressure exists at the installation s...

Страница 43: ...ert sample and exhaust tubes through the opening in the mounting flange and bolt the unit to the flange Uninsulated stacks or ducts may cause ambient temperatures in the electronics housing to exceed 185 F 85 C and damage the electronics 8 If insulation is removed to access the duct for Hazardous Area OCX 8800 mounting make sure to replace insulation afterward Figure 2 2 Installation Hazardous Are...

Страница 44: ...Section 2 Installation April 2017 Instruction Manual IM 106 880C OI 20 Installatio n Figure 2 3 Installation Hazardous Area OCX 8800 with Remote Electronics ...

Страница 45: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Installatio n 21 Figure 2 4 Adapter Plate Installation ...

Страница 46: ...Section 2 Installation April 2017 Instruction Manual IM 106 880C OI 22 Installatio n Figure 2 5 Wall or Pipe Mounting of Electronics Housing ...

Страница 47: ...truction Manual IM 106 880C OI Section 2 Installation April 2017 Installatio n 23 Figure 2 6 Installation with Drip Loops Conduit Drip Loops Duct Wall Conduit Drip Loop Conduit Drip Loop Duct Wall 37020004 ...

Страница 48: ... the main electrical power supply must be made through a circuit breaker min 10 A in close proximity and marked for this equipment which will disconnect all current carrying conductors during a fault situation This circuit breaker should also include a mechanically operated isolating switch If not then another external means of disconnecting the supply from the equipment should be located close by...

Страница 49: ...l codes for Class I Zone 1 IIB H2 T3 T6 permanently mounted equipment 2 4 2 Connect Line Voltage The Hazardous Area OCX 8800 operates on 100 to 240 VAC line voltage at 50 to 60 Hz The power supply requires no setup Connect the line L wire to the L terminal and the neutral N wire to the N terminal on the AC power input terminal block in the electronics housing Connect the ground G wire to the groun...

Страница 50: ...tween the remote electronics and sensor housings with the electronics cable ordered with the package Figure 2 8 Braided cable is available in lengths up to 150 ft 46 m NOTE Interconnect wiring shown is for Rosemount supplied cables For customer furnished interconnect wiring or cables refer to Figure 2 9 2 4 9 Signal Connections Connect the electronics housing terminals to the corresponding termina...

Страница 51: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Heater Power Connections 27 Figure 2 7 Line Voltage Earth and 4 20 mA Connections ...

Страница 52: ...Section 2 Installation April 2017 Instruction Manual IM 106 880C OI 28 Heater Power Connections Figure 2 8 Electrical Connections Between Remote Electronics and Sensor Housing ...

Страница 53: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Heater Power Connections 29 Figure 2 9 Customer Furnished Interconnect Wiring or Cables ...

Страница 54: ...ng and to the inlet side of the dilution air flow meter 2 Connect the dilution air flow meter output to the dilution air inlet fitting on the sensorhousing 3 Install an air line between the instrument air outlet fitting on the electronics housing and the tee fitting on the sensorhousing Do not use 100 nitrogen as an O2 low gas It is suggested that O2 low gas be between 0 4 and 2 0 O2 Do not use ga...

Страница 55: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Reference Air Set Option only 31 Figure 2 10 Pneumatic Installation OCX with Reference Air Set without Autocalibration ...

Страница 56: ...2 Installation April 2017 Instruction Manual IM 106 880C OI 32 Reference Air Set Option only Figure 2 11 Pneumatic Installation OCX with Reference Air Set Solenoids and Autocalibration without COe Zero Function ...

Страница 57: ...upply line as shown 3 Connect the O2 high gas source to the CAL GAS HI O2 inlet fitting Install a shutoff valve and pressure regulator with gage in the O2 high supplyline 4 Connect the CO high gas to the CAL GAS HI COe inlet fitting Install a shutoff valve and pressure regulator with gage in the CO high supply line 5 Connect the CAL GAS outlet fitting of the electronics housing to the inlet port o...

Страница 58: ...April 2017 Instruction Manual IM 106 880C OI 34 Reference Air Set and Solenoids Option with COe Zero Function Figure 2 12 Pneumatic Installation OCX with Reference Air Set Solenoids and Autocalibration with COe Zero Function ...

Страница 59: ...1 Connect the calibration gas sources according to the instructions in the previous paragraph Reference Air Set Solenoids and Blowback Option without COe Zero Function sectionnum steps 2 through 5 2 Connect a clean dry instrument quality supply of air 20 95 O2 to the 45 psig and 55 psig pressure regulators The inlet to the 45 psig regulator accepts a 1 8 NPT fitting The inlet to the 55 psig regula...

Страница 60: ...nstruction Manual IM 106 880C OI 36 Reference Air Set Solenoids and Blowback Option without COe Zero Function Figure 2 13 Pneumatic Installation OCX with Reference Air Set Solenoids Blowback and Autocalibration without COe Zero Function ...

Страница 61: ... Section 2 Installation April 2017 Reference Air Set Solenoids and Blowback Option without COe Zero Function 37 Figure 2 14 Pneumatic Installation OCX with Reference Air Set Solenoids Blowback and Autocalibration with COe Zero Function ...

Страница 62: ...sed The arrangement is similar to Figure 2 13 except instrument air is used as the Hi O2 test gas Refer to Section 3 for details of this function 2 5 7 Reference Air Set and BlowbackPanels An optional blowback panel is shown in Figure 2 10 Piping arrangement for blowback panel without autocalibration without COe Zero Function is shown in Figure 2 15 Piping arrangement for blowback panel with autoc...

Страница 63: ...truction Manual IM 106 880C OI Section 2 Installation April 2017 Reference Air Set and Blowback Panels 39 Figure 2 15 Pneumatic Installation Blowback Panel without Autocalibration without COe Zero Function ...

Страница 64: ...ction 2 Installation April 2017 Instruction Manual IM 106 880C OI 40 Reference Air Set and Blowback Panels Figure 2 16 Pneumatic Installation Blowback Panel with Autocalibration without COe Zero Function ...

Страница 65: ...Instruction Manual IM 106 880C OI Section 2 Installation April 2017 Reference Air Set and Blowback Panels 41 Figure 2 17 Pneumatic Installation Blowback Panel with Autocalibration with COe Zero Function ...

Страница 66: ...ardous Area OCX 8800 is turned on and operating prior to firing up the combustion process Damage can result from having a cold Hazardous Area OCX 8800 exposed to the processgases If ducts will be washed down during outages make sure to power down the Hazardous Area OCX 8800 units and remove them from the wash area NOTE During outages and whenever possible leave Hazardous Area OCX 8800 units runnin...

Страница 67: ...ll covers and ground leads could result in serious injury or death 3 2 Verify Installation Ensure the Hazardous Area OCX 8800 is installed correctly Verify mechanical installation and all electrical and pneumatic connections Refer to Section 1 Make sure that the Hazardous Area OCX 8800 is turned on and operating prior to firing up the combustion process Damage can result from having a cold Hazardo...

Страница 68: ...on contents 43 Hazardous Area OCX 8800 with HART electronics Figure 3 1 SW1 determines if the O2 4 20 mA signal is internally or externally powered SW2 determines if the COe 4 20 mA signal is internally or externally powered SW3 sets the rail limits for the O2 and COe 4 20 mA signals and ...

Страница 69: ...CX 8800 installation Figure 3 1 Hazardous Area OCX 8800 Defaults HART Electronics SW1 The two settings are internally or externally powering the O2 4 20 mA signal The factory setting is for the O2 4 20 mA signal to be internally powered SW2 The two settings are internally or externally powering the COe 4 20 mA signal The factory setting is for the COe 4 20 mA signal to be internally powered SW3 Th...

Страница 70: ... of the device heaters 3 2 2 Verify Configuration FieldbusElectronics There is one switch on the microprocessor board which must be set for the Hazardous Area OCX 8800 with Fieldbus electronics Figure 3 2 SW3 configures the sample line heater control circuit This switch is accessible through holes in the electronics box Remove power from the Hazardous Area OCX 8800 before changing defaults If defa...

Страница 71: ...re the solenoid will energize eductor air will begin to flow and the unit will begin normal operation 3 4 Set Test Gas Values Use Field Communicator or the optional LOI to set test gas values for calibration Refer to Section 3 4 2 or Section 3 4 3 for more information 3 4 1 Setting Test Gas Values with the Field Communicator 1 Use the 375 Field Communicator software to access the HARTmenu 2 From t...

Страница 72: ... solenoids for the purpose of performing autocalibration The solenoids are controlled by the Hazardous Area OCX8800 software and automatically switchin theproper calibration gasduringthecalibration cycle A Hazardous Area OCX 8800 shipped from the factory with calibration solenoids must be configured before autocalibration can be implemented This same process must be performed any time a replacemen...

Страница 73: ...rea OCX 8800 See Section 2 Pneumatic Installation for details A Hazardous Area OCX 8800 shipped from the factory must be configured before blowback can be implemented This same process must be performed any time a replacement card stack is installed 3 6 1 Configuring Blowback with the Field Communicator HART 1 Use the 375 Field Communicator or AMS software to access the HART menu 2 From the DETAIL...

Страница 74: ...ck menu select Blow Bk Enable Select Yes to enable blowback Also set the following parameters Blow Bk Intrvl Length of time between blowback events Range is 0 to 32 000 minutes Default is 60 minutes 60 minutes isrecommended Blow Bk Period Length of time blowback in activated Range is 1 to 5 seconds Default is 2 seconds 5 seconds is recommended Blow Bk Purge Length of time after blowback is complet...

Страница 75: ...he HART menu 2 From the DEVICE SETUP menu select DIAG SERVICE 3 From the DIAG SERVICE menu select CALIBRATION 4 From the CALIBRATION select CAL VERIFY Select Verify Calibration From this menu select the functions as follows Flow High O2 Gas Flows the high O2 test gas for the time specified in the calibration setup Flow Low O2 Gas Flows the low O2 test gas for the time specified in the calibration ...

Страница 76: ...d purge time before oxygen combustibles readings are consideredvalid NOTE A Purge will automatically follow a gas flow 3 7 3 Performing a Calibration Verify with the LOI 1 Use the Z pattern to enter the LOI menu tree 2 From the CALIBRATION menu select CalVerify 3 From the Cal Verify menu select the functions asfollows Flow High Gas Flows the high O2 test gas for the time specified in the calibrati...

Страница 77: ...om the CAL SETUP menu select O2 CAL PARAMS 4 To enable the calibration tolerance feature for the oxygen calibration from the O2 CAL PARAMS select O2 Tol Check Select On to enable the calibration tolerance feature 5 Back out to the CAL SETUP menu select COe CALPARAMS 6 Toenablethecalibrationtolerancefeatureforthecombustiblescalibration fromtheCOe CAL PARAMS select COe Tol Check Select On to enable ...

Страница 78: ...as and instrument air This allows the Hazardous Area OCX 8800 to use a specified calibration gas for calibration then instrument air for the COe zero feature Switching betweenthetwo gasesmust bemanually coordinated between scheduled calibrations andCOe zero events When the COe zero feature is used special pneumatic connections are required See Section 2 5 for details The COe zero feature is only v...

Страница 79: ... to 600 seconds Default is 120 seconds Zero Purge Length of time after COe zero is complete before oxygen combustibles readings areconsidered valid Rangeis 60to180 seconds Defaultis 60 seconds Total duration of this function is flow time plus purgetime Zero Tracks Determines if the analog output signals track or hold during the function Valid choices are None Both COe andO2 Zero Update Determines ...

Страница 80: ...ctions asfollows COe Zero Enable Select Yes or No to enable or disable thisfeature COe Zero Intrvl Length of time between COe zero events Range is 60 to 480 minutes Default is 60 minutes COeZero Flow LengthoftimeCOezero gasflows Rangeis120 to600seconds Default is 120 seconds COe Zero Purge Length of time after COe zero is complete before oxygen combustibles readings areconsidered valid Rangeis60 t...

Страница 81: ...LOI menu tree Refer to Section 1 2 Select the SYSTEM submenu 3 From the SYSTEM submenu select the Statussubmenu 4 From the Status submenu select Reset Device The Hazardous Area OCX 8800 will reset and the LOI will revert to the normal operationdisplay 3 10 2 OCX Reset with the Field Communicator Remove the Hazardous Area OCX 8800 from the process loop and recycle power ...

Страница 82: ...w This section describes the installation and operation of the LOI module in the Hazardous Area OCX 8800 4 3 Display Orientation The LOI module mounts to a connector on the LOI board The board is installed on the end of the electronics stack in the electronics housing Figure 4 2 There are four mating connectors on the back of the LOI module that allow the LOI to be oriented as desired by the user ...

Страница 83: ...nfirmation LED Selection Arrow E Lockout Notation Display Window Analytical Status Code 4 1 3 LOI Key Functions Selection Arrows The gray top left key will move one level higher in the menu structure When entering parameter values numbers this key moves the cursor to the left The left pointing key also doubles as an Enter key used after the digits of a parameter value are entered and the cursor is...

Страница 84: ...ext touch the top right key followed by the bottom left key and the bottom right key The LK notation in the upper right corner of the display will disappear Touch the Enter key once more to enter into the menu structure Whenever a key is touched additional time to lockout is provided so that the lockout feature does not become a nuisance This additional revert time is one hour default and is also ...

Страница 85: ...rming up to operating temperature WU Warm Up The device heaters are ramping up to operating temperature CZ COe Zero The COe Zero cycle is active 4 2 LOI Menu Tree This section consists of a menu tree for the LOI on the Hazardous Area OCX 8800 Figure 4 5 This menu is specific to the Hazardous Area OCX 8800 4 2 1 First Column Submenus From the operating display O2 and COe ppm the left pointing Enter...

Страница 86: ...lay into the third column submenus The third column submenu may be another menu or a list of parameters The up and down pointing keys allow the display to move to the different parameters or menus The third or fourth column submenu may be a parameter list When a parameter list is displayed the cursor will blink The up and down pointing keys select the value for the parameter displayed Figure 4 5 L...

Страница 87: ...Section 4 Using the LOI April 2017 Instruction Manual IM 106 880C OI 62 Third and Fourth Column Submenus Figure 4 6 LOI Menu Tree Sheet 2 of 4 ...

Страница 88: ...Instruction Manual IM 106 880C OI Section 4 Using the LOI April 2017 Third and Fourth Column Submenus 63 Figure 4 7 LOI Menu Tree Sheet 3 of 4 ...

Страница 89: ...Section 4 Using the LOI April 2017 Instruction Manual IM 106 880C OI 64 Third and Fourth Column Submenus Figure 4 8 LOI Menu Tree Sheet 4 of 4 ...

Страница 90: ...ed automatic and manual Calibration commands and menus can be accessed by 375 Field Communicator or by the optional LOI 5 3 Fully Automatic Calibration If the Hazardous Area OCX 8800 is equipped with calibration solenoids the unit can be programmed to automatically calibrate without any operator action Refer to the following paragraphs for using the LOI or 375 Field Communicator to set up the OCX ...

Страница 91: ... the prompt input a time interval in hours at which an automatic O2calibration will occur and press ENTER 8 From the DETAILED SETUP screen select COE CALIBPARAMS 9 From the COE CALIB PARAMS menu select CalIntrvl 10 At the prompt input a time interval in hours at which an automatic COe calibration will occur and press ENTER 5 4 Operator Initiated Autocalibration An operator can initiate an automati...

Страница 92: ... calibration Turn on the low O2 test gas when prompted by the Flow Low Gas message 6 Press the right pointing key when the low O2 test gas is applied The calibration data changes as the calibrationproceeds 7 Press the right pointing key when the low O2 reading is stable Turn off the low O2 test gas and turn on the high O2 test gas as prompted by the Flow High Gasmessage 8 Press the right pointing ...

Страница 93: ...ct the type of calibration desired O2 Calibration 6 In the first Calibration screen a Loop should be removed from automatic control warning appears Remove the Hazardous Area OCX 8800 from any automatic control loops to avoid a potentially dangerous operating condition and pressOK 7 The Calibration screen should look like the following Press OK to continue OCX TAG NAME STATUS Idle TIME REMAIN 0s O2...

Страница 94: ...stop at STOP GAS Switch off the O2 High Gas Press OK when ready Select Start Next Cal Step to start purging gas The time to purge gas is specified by the PurgeTime 16 When the Purge step is complete the Calibration Status will be at IDLE if the calibration is successful or CAL RECOMMENDED if the calibration has failed A Calibration Failed alarm will be set if the calibration hasfailed 17 When cali...

Страница 95: ...ep command is not accepted at this time 10 When ready Calibration Status will stop at the AppCOeHi Switch on the COe High Gas Verify the COe concentration measured matches the COe HIGH GAS parameter in the Setup Press OK whenready 11 Select START CAL STEP CAL to start applying the COe High Gas The time to apply the test gas is specified by the GasTime 12 The calibration status should automatically...

Страница 96: ...rom the CAL CONTROL menu 5 From the CAL METHODS menu select the type of calibration desired O2 and COe Calibration 6 In the first Calibration screen a Loop should be removed from automatic control warning appears Remove the Hazardous Area OCX 8800 from any automatic control loops to avoid a potentially dangerous operating condition and pressOK 7 The main Calibration screen should look like the fol...

Страница 97: ...to FlowO2Hi then ReadO2Hi and then ReadCOeLo for a period of time During this period ifan attempt is made to go the next calibration step by pressing OK and selecting START CAL STEP CAL you will be prompted with Operator step command is not accepted at this time 15 When ready Calibration Status will stop at AppCOeHi Switch off the O2 High Gas and switch on the COe Gas Verify the COe concentration ...

Страница 98: ...ducer screen select Methods 4 Select OCX Calibration from the Methods menu 5 From the OCX Calibration screen select Calibrate O2 Sensor for O2 calibration select Calibrate Combustibles Sensor for COe calibration or select Calibrate Both Sensors if calibrate both sensors isdesired 6 In the calibration screen a Loop should be removed from automatic control warning appears Remove the device from any ...

Страница 99: ...d matches the O2 High Gas COe Test Gas parameter in the setup Press OK whenready 13 Select Next Calibration Step to start applying the test gas The time to apply the test gas is specified by the GasTime 14 The calibration step will change to Flow O2 High Gas Flow Comb High Gas and then Read O2 High Gas Read Comb High Gas for a period oftime 15 Skip over to Step 19 Stop Gas if executing Calibrate O...

Страница 100: ...erminal Then touch the Enter key at the LOI 6 TheLOIdisplays 4mA Meter Thetrimprograminputsthe design equivalent signal for a 4 00 mA output Read the O2 milliamp output at the digital multimeter Use the right pointing key to select each digit and use the up and down pointing keys to change the value When the correct value is displayed use the Enter key to input the value 7 The LOI displays 20 mA M...

Страница 101: ...ead to the AOUT2 terminal Then touch the Enter key at the LOI 6 TheLOIdisplays 4mA Meter Thetrimprograminputsthe design equivalent signal for a 4 00 mA output Read the COe milliamp output at the digital multimeter Use the right pointing key to select each digit and use the up and down pointing keys to change the value When the correct value is displayed use the Enter key to input the value 7 The L...

Страница 102: ...2 6 Connect a digital multimeter to read the milliamp output from the O2 D A converter circuit Connect the positive lead to the AOUT1 terminal and connect the negative lead to the AOUT1 terminal Then press OK at the Field Communicator 7 The Field Communicator displays Setting Fld dev output to 4 mA Press OK Read the O2 milliamp output at the digital multimeter Enter the reading at the Field Commun...

Страница 103: ...r 6 Refer to Figure 2 6 Connect a digital multimeter to read the milliamp output from the COe D A converter circuit Connect the positive lead to the AOUT2 terminal and connect the negative lead to the AOUT2 terminal Then press OK at the HART communicator 7 The Field Communicator displays Setting Fld dev output to 4 mA Press OK Read the COe milliamp output at the digital multimeter Enter the readin...

Страница 104: ...e Fieldbus protocol while H indicates the HART protocol The infrared port IrDA lets the 375 Field Communicator interface with the PC IrDA is a PC interface supported for transfer of device descriptions DD software update configurations and application licenses IrDA communication can either be built into the PC or provided through a USB to IrDA adapter The PC application can either be AMS Suite or ...

Страница 105: ...municator with the supplied lead set in parallel with the device to a Fieldbus segment Figure 6 3 The 375 Field Communicator Fieldbus connections are polarity sensitive an error message displays if the device is connected incorrectly Explosions can result in death or serious injury Do not make connections to the Field Communicator s serial port digital signal line or NiCad recharger jack in an exp...

Страница 106: ...ons In the on line mode the communicator is connected to a Fieldbus terminal block NOTE If the Field Communicator is turned on while connected to the Fieldbus terminal block an undefined status indication appears whilethecommunicator warms up Wait until the warm up period ends tocontinue The opening menu displayed on the LCD is different for on line and off line operations When powering up a disco...

Страница 107: ...17 Instruction Manual IM 106 880C OI 82 Hart Menu Tree 6 5 Hart Menu Tree This section provides a menu tree for the Field Communicator This menu is specific to the Hazardous Area OCX 8800 applications Figure 6 4 HART Menu Tree Sheet 1 of 4 ...

Страница 108: ...Instruction Manual IM 106 880C OI Section 6 Field Communicator April 2017 Hart Menu Tree 83 Figure 6 5 HART Menu Tree Sheet 2 of 4 ...

Страница 109: ...Section 6 Field Communicator April 2017 Instruction Manual IM 106 880C OI 84 Hart Menu Tree Figure 6 6 HART Menu Tree Sheet 3 of 4 ...

Страница 110: ...Instruction Manual IM 106 880C OI Section 6 Field Communicator April 2017 Hart Menu Tree 85 Figure 6 7 HART Menu Tree Sheet 4 of 4 ...

Страница 111: ...bus Menu Tree This section consists of a menu for the Field Communicator This menu is specific for the Hazardous Area OCX 8800 Applications Refer to the Fieldbus Parameter Descriptions for the applicable range units and description for the Fieldbus menu parameters Figure 6 8 Fieldbus Menu Tree Sheet 1 of 3 ...

Страница 112: ...Instruction Manual IM 106 880C OI Section 6 Field Communicator April 2017 Fieldbus Menu Tree 87 Figure 6 9 Fieldbus Menu Tree Sheet 2 of 3 ...

Страница 113: ...Section 6 Field Communicator April 2017 Instruction Manual IM 106 880C OI 88 Fieldbus Menu Tree Figure 6 10 Fieldbus Menu Tree Sheet 3 of 3 ...

Страница 114: ...ation with Emerson DeltaV page 164 7 2 Foundation Fieldbus Technology 7 2 1 Overview Foundation Fieldbus is an all digital serial two way communication system that interconnects field equipment such as sensors actuators and controllers Fieldbus is a Local Area Network LAN for instruments used in both process and manufacturing automation with built in capacity to distribute the control application ...

Страница 115: ...l capabilities such as Increased capabilities due to full digital communications Reduced wiring and wire terminations due to multiple devices on one set ofwires Increased selection of suppliers due tointeroperability Reduced loading on control room equipment with the distribution of some control and input output functions to field devices Speed options for process control and manufacturing applica...

Страница 116: ... input AI and analog output AO functions as well as proportional integral derivative PID functions The standard function blocks provide a common structure for defining function block inputs outputs control parameters events alarms and modes and combining them into a process that can be implemented within a single device or over the Fieldbus network This simplifies the identification of characteris...

Страница 117: ...tion blocks are also capable of performing short term data collection and storage for reviewing their behavior 7 2 4 Device Descriptions Device Descriptions are specified tool definitions that are associated with the function blocks Device descriptions provide for the definition and description of the function blocks and their parameters To promote consistency of definition and understanding descr...

Страница 118: ...rithm may cause the generation of events There is only one resource block defined for a device For example when the mode of a resource block is out of service it impacts all of the other blocks 7 4 Transducer Blocks Transducer blocks connect function blocks to local input output functions They read sensor hardware and write to effector actuator hardware This permits the transducer block to execute...

Страница 119: ...rity driven token to devices between scheduledtransmissions Any device on the link may become the LAS as long as it is capable The devices that are capable of becoming the LAS are called link master devices All other devices are referred to as basic devices When a segment first starts up or upon failure of the existing LAS the link master devices on the segment bid to become the LAS The link maste...

Страница 120: ...8 and 251 If a temporary address is not available the device will be unavailable until a temporary address becomes available 7 6 OCX Function Blocks 7 6 1 Implemented Function Blocks Shows the OCX Implemented Function Blocks Table 7 1 OCX Implemented Function Blocks Resource Block TransducerBlock Analog Input Block 1 AI1 See TB Channel Assignment Table 7 17 Analog Input Block 2 AI2 See TB Channel ...

Страница 121: ...Failed Thermocouple Malfunction Failed Sensor Heater Malfunction Failed Sensor Heater Over Temperature Failed Sensor Heater Temperature Variance Maintenance Calibration Error Maintenance Calibration Recommended Advisory NV Memory Failure Failed NV Writes Deferred Advisory High Electronics Temperature Maintenance ADC Failure Failed Line Input Out of Range Advisory Inter Board Comm Failure Failed Si...

Страница 122: ...sible that a wire connection to the cell either in the probe tip or at the electronics is loose or broken The cell may also be damaged from mechanical stress In extreme cases a very low oxygen concentration in the process may cause this alarm Diagnosis must be done at the analyzer Refer to Section 8 Overview page 165 for details 2 This problem could be caused by a mechanical failurein thesensorhou...

Страница 123: ...lock 1 O2 Cell Temp Very High 2 CombTemp Very High 3 SB Temp Very High Transducer Block 1 O2 Cell Temp Low 2 O2 Cell Temp High 3 CombTemp Low 4 CombTemp High 5 SB Temp Low 6 SB Temp High Transducer Block 1 O2 Calibration Failed 2 Comb Calibration Failed 3 Calibration Warning TC Heater Alerts T C Heater Alerts Calib ration Alerts This alert indicates avery high heater temperature temperature is ris...

Страница 124: ...ted to non volatile memory To prevent premature failure of the memory the write operations have been deferred The data will be saved on a 6 hour cycle This condition usually exists because a program has been written that writes to Function block parameters not normally expected to be written to on a cyclic basis The device may require special mounting considerations if installed in a very hot loca...

Страница 125: ...utput Board The device power supply continuously monitors the line input Measured variations in the line input power are used to compensate the sensor heater control and check for faulty line conditions Refer to Section 8 Overview page 165 for details There is no communication possible between the Fieldbus Output Board and the device s computer board The PWA active parameters can now be written Th...

Страница 126: ...should not be used for normal operations This feature is to be used by authorized personnel for testing or demonstration purposes only 7 7 5 Configure Simulation from AMS Use the following procedure to configure PWA simulation using AMS 1 Run Transmitter Options method 2 In the Transmitter Options menu select either Simulate Switch or PWASimulate 3 Select Enable to enable the simulation feature or...

Страница 127: ...erwise they are read only 7 To simulate PlantWeb alerts use the Simulate PWA screens in the Resource Block To simulate block alarms use Simulate TB Temperature Sensor Temperature Status Simulate TB Temperature Status or Simulate TB Calibration Device FF Status in the TransducerBlock 8 Select Device Diagnostics to view the active PWA alarms 9 When Device Diagnostics is selected press the Status but...

Страница 128: ...configurable Otherwise it isread only 5 Now select Simulation on off from the PWA Simulate parameter When PWA Simulation is on all of the PWA active parameters and the Resource and Transducer Block status parameters are configurable Otherwise they are read only 6 To simulate PlantWeb Alerts select the alerts listed under Failed Active Maintenance Active and Advisory Active Resource SimulatePWA 7 T...

Страница 129: ...t to ON at the Fieldbus card or software simulate optionenabled Transducer Block Out of Service Set whenever the transducer block actual mode is OOS Input Failure Set whenever there is a communication error between the Fieldbus card and the OCX Simulation Active Set whenever the Fieldbus Simulate Switch is set to ON at the Fieldbus card or software simulate optionenabled Other Error Set whenever X...

Страница 130: ...merated The current state of the blowback cycle 0 Idle 1 Blow 2 Purge CAL_GAS_TIME 60 1200 Seconds The amount of time calibration gas should flow before a reading is taken CAL_PURGE_TIME 60 1200 Seconds The amount of time before returning the output to process after calibrating CAL_REC_ENABLE 0 No 1 Yes Enable disablecalibrationrecommendedalarm CAL_RESULTS See Table 7 11 Bit Enum Calibration resul...

Страница 131: ... 0 300 Seconds The amount of time that the combustibles process variable will take to reach 90 of the actual process variable COMB_TEMP_MAX C The highest Combustibles temperature read since poweron COMB_THERMOCOUPLE_ INPUT COMB_TIME_TO_NEXT_ CAL mV Combustible Block T C voltage Valid only with Type 3sensor 0 9999 Hours The time until the next automatic calibration of the combustibles sensor COMB_T...

Страница 132: ...CAL Ohms The impedance value that was calculated as a result of the current successful O2 calibration O2_PERCENT_OF_RANGE The percent of range of the currentO2 reading O2_PREVIOUS_CONSTANT mV The O2 calibration constant from the previous good calibration O2_PREVIOUS_ IMPEDANCE Ohms The impedance value from the previous goodcalibration O2_PREVIOUS_SLOPE mV Decade The O2 calibration slope from the p...

Страница 133: ...X mV Sensor Housing CJC voltage Valid only with Type 3sensor C The highest Sensor Housing temperature read since poweron SENSOR_HOUSING_TYPE 0 1 2 3 Enumerated This is the Sensor Housing type setting through the DIPswitch 0 Type 1 1 Type 2 2 Type3 3 Invalid SOLENOIDS_PRESENT 0 No 1 Yes Enumerated This determines whether a calibration cycle will automatically step through turning solenoids on and o...

Страница 134: ...Present is 0 8 Flow Comb Low Gas No 9 Read Comb Low Gas No 10 Apply Comb High Gas Yes If Parameter Solenoids Present is 0 11 Flow Comb High Gas No 12 Read Comb High Gas No 13 Stop Gas Yes If Parameter Solenoids Present is 0 14 Purge No 15 Abort Yes If Parameter Solenoids Present is 0 7 10 2 Calibration Step Command During a calibration the CAL_STATE_STEP command parameter controls the calibration ...

Страница 135: ... Alarm Event Enumerations ALARM_RELAY_EVENT Description Off In Calibration O2 Cell Temp Error O2 Heater Open O2 Cell Bad Cal Failed Cal Warn High Electronics Temp UnitFailure SL Temp Error Comb Cell Temp Error Power Input Error In COe Zero All Operating Mode Table 7 9 Operating Mode Enumerations Operating Mode Description POWER UP WARMUP STABILIZE NORMAL CALIBRATING CALVERIFY BLOWBACK COZERO ALARM...

Страница 136: ...d CO SlopeWarning Calibration Verify Status During a running calibration verify procedure the states below reflect the current step that the calibration verify is running in Table 7 12 Calibration Verify State Values VERIFY_STATE Description Idle Flow High O2 Gas Flow Low O2 Gas Flow High COe Gas Purge Gas Done Calibration Verify Step Control During a calibration the VERIFY_STATE_ STEP command par...

Страница 137: ... High MechanicalFailure 8 O2 Cell Temperature Very High MechanicalFailure 9 O2 Heater Failure MechanicalFailure 10 O2 Heater Ramp Rate ElectronicsFailure 11 Combustibles Cell Error MechanicalFailure 12 Combustibles Thermocouple Open MechanicalFailure 13 Combustibles Thermocouple Shorted MechanicalFailure 14 Combustibles Thermocouple Reversed MechanicalFailure 15 Combustibles Temperature Low Mechan...

Страница 138: ...mperature Electronics Failure 34 ADC Timeout Error Electronics Failure 35 ADC Reference Error Electronics Failure 36 Heater Relay Failed Electronics Failure 37 Line Frequency Error Electronics Failure 38 Line Voltage Low Electronics Failure 39 Line Voltage High Electronics Failure 40 Inter board Communication Failure Electronics Failure Reserved for FB 7 10 3 Transducer Block Channel Assignments f...

Страница 139: ..._SPECIFIC Limit Value NOT_LIMITED Table 7 19 I O Channel Status Channel Occurrence Quality Value Quality Substatus Value Limit Value 1 2 Powerup Warmup Stabilize BAD NON_SPECIFIC NOT_LIMITED 1 2 Normal GOOD NON_SPECIFIC NOT_LIMITED 1 2 Calibrating Cal Verify Blow Back COe Zero UNCERTAIN SENSOR_CONVERSION_INACCURAT E NOT_LIMITED 1 2 Alarm Temperature Low High Cell UNCERTAIN SENSOR_CONVERSION_INACCU...

Страница 140: ...he Fieldbus A2D card or software simulate option isenabled Other Error Set whenever XD_ERROR isnon zero 7 11 Analog Input AI Function Block 7 11 1 Introduction The Hazardous Area OCX 8800 has four transducer block Input Output channels Table 7 21 for the AI function blocks The status of channel values are defined in Table 7 23 The Analog Input AI function block Figure 7 5 processes field device me...

Страница 141: ...Active status in the Status parameter As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed ALERT_KEY 04 None The identification number of the plant unit This information maybe used in the host for sorting alarms etc BLOCK_ALM 21 None The block alarm is used for all configuration har...

Страница 142: ...mon mode for target OUT 08 EU of OUT_SCALE The block output value and status OUT_D 37 None Discrete output to indicate a selected alarmcondition OUT_SCALE 11 None The high and low scale values engineering units code and number of digits to the right of the decimal point associated with OUT PV 07 EU of XD_SCALE The process variable used in blockexecution PV_FTIME 18 Seconds The time constant of the...

Страница 143: ...e of the block to manual and adjust the output value or you can enable simulation through the configuration tool and manually enter a value for the measurement value and its status With simulation enabled the actual measurement value has no impact on the OUT value or the status Figure 7 6 Analog Input Function Block Schematic Simulation 117 ...

Страница 144: ...he filter time constant to zero to disable the filter feature 7 11 4 Signal Conversion You can set the signal conversion type with the Linearization Type L_TYPE parameter You can view the converted signal in percent of XD_SCALE through the FIELD_VAL parameter You can choose from direct indirect or indirect square root signal conversion with the L_TYPE parameter 7 11 5 Direct signal conversion Dire...

Страница 145: ... square root of the value computed with the indirect signal conversion and scales it to the range and units of the PV and OUT parameters When the converted input value is below the limit specified by the LOW_CUT parameter and the Low Cutoff I O option IO_OPTS is enabled True a value of zero is used for the converted value PV This option is useful to eliminate false readings when the differential p...

Страница 146: ...tenance Soon 7 Input Failure Process Variable has Bad Status The hardware is bad or a bad status is being simulated 8 Output Failure The output is bad based primarily upon a bad input 9 Memory Failure 10 Lost Static Data 11 Lost NV Data 12 Readback Check Failed 13 Device Needs Maintenance Soon 14 Power Up 15 Out of Service The actual mode is out of service 7 11 9 Modes The AI Function Block suppor...

Страница 147: ...PV span can be set using the ALARM_HYS parameter The priority of each alarm is set in the following parameters HI_PRI HI_HI_PRI LO_PRI LO_LO_PRI Alarms are grouped into five levels of priority 0 The priority of an alarm condition changes to 0 after the condition that caused the alarm is corrected 1 An alarm condition with a priority of 1 is recognized by the system but is not reported to the opera...

Страница 148: ...ut is set to Uncertain when the mode is set to Manual NOTE The instrument must be in Manual or Out of Service mode to set the status option NOTE The AI block only supports the BAD if Limited option Unsupported options are not grayed out they appear on the screen in the same manner as supported options 7 11 12 Advanced Features The AI function block provided with Fisher Rosemount fieldbus devices p...

Страница 149: ...able into another for example pressure into level or flow into energy Select Indirect Square Root when the block I O parameter value represents a flow measurement made using differential pressure and when square root extraction is not performed by the transducer Scaling XD_SCALE provides the range and units of the measurement and OUT_SCALE provides the range and engineering units of the output 7 1...

Страница 150: ...15 Pressure Transmitter used to Measure Level in an Open Tank Situation 1 The level of an open tank is to be measured using a pressure tap at the bottom of the tank The level measurement will be used to control the level of liquid in the tank The maximum level at the tank is 16 ft The liquid in the tank has a density that makes the level correspond to a pressure of 7 0 psi at the pressure tap Figu...

Страница 151: ...e appropriate configuration settings and Figure 7 9 illustrates the correct function block configuration Table 7 23 Analog Input Function Diagram for a Pressure Transmitter used in Level Measurement Situation 1 Parameter Configured Values L_TYPE Indirect XD_SCALE 0 to 7 psi OUT_SCALE 0 to 16 ft Figure 7 10 Function Block Diagram for a Pressure Transmitter used in Level Measurement ...

Страница 152: ...nk in a position where the liquid column in the impulse line when the tank is empty is equivalent to 2 0 psi Figure 7 11 Figure 7 11 Situation 2 Diagram Solution Table 7 24 lists the appropriate configuration settings Table 7 24 Analog Input Function Diagram for a Pressure Transmitter used in Level Measurement Situation 2 Parameter Configured Values L_TYPE Indirect XD_SCALE 2 to 9 psi OUT_SCALE 0 ...

Страница 153: ...fferential pressure transmitter was calibrated for 0 to 20 in H20 for a flow of 0 to 800 gal min and the transducer was not configured to take the square root of the differential pressure Solution Table 7 25 lists the appropriate configuration settings and Figure 7 12 illustrates the correct function block configuration Table 7 25 Analog Input Function Block Configuration for a Differential Pressu...

Страница 154: ...E must be set to Direct Indirect or Indirect Square Root and cannot be left at initial value of0 3 The actual mode of the Resource block is OOS See Resource Block Diagnostics for correctiveaction 4 Block is not scheduled and therefore cannot execute to go to Target Mode Schedule the block toexecute 1 FEATURES_SELdoesnothaveAlertsenabled EnabletheAlerts bit 2 LIM_NOTIFY is not high enough Set equal...

Страница 155: ...egral derivative PID control The block supports mode control signal scaling and limiting feedforward control override tracking alarm limit detection and signal status propagation Figure 7 13 Proportional Integral Derivative PID Function Block The block supports two forms of the PID equation Standard and Series You can choose the appropriate equation using the FORM parameter The Standard ISA PID eq...

Страница 156: ... to obtain balance when the output is limited and the mode is AUTO CAS or RCAS BIAS 66 EU of OUT_SCALE The bias value used to calculate output for a PD type controller BKCAL_HYS 30 Percent The amount the output value must change away from the itsoutput limit before limit status is turned off BKCAL_IN 27 EU of OUT_SCALE The analog input value and status from another block s BKCAL_OUT output that is...

Страница 157: ...code and number of digits to the right of the decimal point associated with the feedforward value FF_VAL FF_VAL 40 EU of FF_SCALE The feedforward control input value and status GAIN 23 None The proportional gain value This value cannot 0 GRANT_DENY 12 None Options for controlling access of host computers and local control pan els to operating tuning and alarm parameters of the block Not used by th...

Страница 158: ...ing that is provided to a supervisory host for back calculation to allow action to be taken under limiting conditions or mode change Used when mode is RCAS RESET 24 Seconds per repeat The integral action timeconstant ROUT_IN 33 EU of OUT_SCALE Target output and status that is provided by a supervisory host Used when mode is ROUT ROUT_OUT 36 EU of OUT_SCALE Block output that is provided to a superv...

Страница 159: ... the intended application ofthe block TRK_IN_D 38 None Discrete input that initiates externaltracking TRK_SCALE 37 None The high and low scale values engineering units code and number of digits to the right of the decimal point associated with the external tracking value TRK_VAL TRK_VAL 39 EU of TRK SCALE The value after scaling from TRK_SCALE to OUT_SCALE applied to OUT in LO mode UBETA 72 Percen...

Страница 160: ...Section 7 Foundation Fieldbus April 2017 Instruction Manual IM 106 880C OI 13 4 Proportional Integral Derivative PID Function Block Figure 7 15 PID Function Block Schematic ...

Страница 161: ...In Manual mode the output is entered manually by the operator and is independent of the setpoint InRemoteOutputmode theoutputisentered byahostcomputer andisindependent of the setpoint Figure 7 16 illustrates the method for setpoint selection Figure 7 16 PID Function Block Setpoint Selection Filtering The filtering feature changes the response time of the device to smooth variations in output readi...

Страница 162: ...emoteCascade mode the output is computed by the PID control equation In Manual and RemoteOutput mode the output may be entered manually You can limit the output by configuring the OUT_HI_LIM and OUT_LO_LIM parameters Bumpless Transfer and Setpoint Tracking You can configure the method for tracking the setpoint by configuring the following control options CONTROL_OPTS SP PV Track in Man Permits the...

Страница 163: ... To configure the block output action enable the Direct Acting control option This option defines the relationship between a change in PV and the corresponding change in output With Direct Acting enabled True an increase in PV results in an increase in the output You can set control options in Manual or Out of Service mode only NOTE Track Enable Track in Manual SP PV Track in Man SP PV Track in LO...

Страница 164: ...d 13 Device Needs Maintenance Now 14 Power Up 15 Out of Service The actual mode is out of service 7 12 6 Modes The PID function block supports the following modes Manual Man The block output OUT may be set manually Automatic Auto The SPmaybesetmanually andtheblockalgorithm calculates OUT Cascade Cas The SP is calculated in another block and is provided to the PID block through the CAS_INconnection...

Страница 165: ...ating around the alarm limit an alarm hysteresis in percent of the PV span can be set using the ALARM_HYS parameter The priority of each alarm is set in the following parameters HI_PRI HI_HI_PRI LO_PRI LO_LO_PRI DV_HI_PRI DV_LO_PRI Alarms are grouped into five levels of priority Table 7 29 Alarm priority levels Priority Number PriorityDescription 0 The priority of an alarm condition changes to aft...

Страница 166: ... basic PID loop feedforwardcontrol cascadecontrol withmasterandslave andcomplexcascadecontrol with override Closed Loop Control To implement basic closed loop control compute the error difference between the process variable PV and setpoint SP values and calculate a control output signal using a PID Proportional Integral Derivative function block The proportional control function responds immediat...

Страница 167: ...tthattheblockoutputissuppliedby an external program rather than by theoperator Initialization Manual is a non target mode used with cascade configurations while transitioning from manual operation to automatic operation Local Override is a non target mode that instructs the block to revert to Local Override when the tracking or fail safe control options areactivated Out of Service mode disables th...

Страница 168: ...Application Examples Basic PID Block for Steam Heater Control Situation A PID block is used with an AI block and an AO block to control the flow steam used to heat a process fluid in a heat exchanger Figure 7 18 illustrates the process instrumentation diagram Figure 7 18 PID Function Block Steam Heater Control ...

Страница 169: ...ntrol problems can arise because of a time delay caused by thermal inertia between the two flow streams TT100 and TT101 Variations in the inlet temperature TT100 take an excessive amount of time to be sensed in the outlet TT101 This delay causes the product to be out of the desired temperature range Solution Feedforward control is added to improve the response time of the basic PID control The tem...

Страница 170: ...is added to a basic PID control configuration to measure and control steam flow to thesteam heater Variations inthesteampressurecausethetemperatureintheheatexchanger to change The temperature variation will later be sensed by TT101 The temperature controller will modify the valve position to compensate for the steam pressure change The process is slow and causes variations in the product temperatu...

Страница 171: ...s will be compensated before they significantly affecttheheatexchangertemperature Theoutputfromthemastertemperature loopisusedas the setpoint for the slave steam flow loop The BKCAL_IN and BKCAL_OUT connections on the PID blocks are used to prevent controller windup on the master loop when the slave loop is in Manual or Automatic mode or it has reached an output constraint Figure 7 23 illustrates ...

Страница 172: ... and the deselected controller never winds up At steady state the deselected PID block offsets its OUT value from the selected value by the proportional term When the selected block becomes output limited it prevents the integral term from winding further into the limited region When the cascade between the slave PID block and the Control Selector block is open the open cascade status is passed to...

Страница 173: ...Instruction Manual IM 106 880C OI Section 7 Foundation Fieldbus April 2017 Cascade Control with Override 14 7 Figure 7 24 Function Block Diagram for Cascade Control with Override ...

Страница 174: ...IMAN 4 Schedule 1 Back Calculation 1 BKCAL_IN a The link is not configured the status would show Not Connected Configure the BKCAL_IN link to the downstream block b The downstream block is sending back a Quality of Bad ora Status of Not Invited See the appropriate downstream block diagnostics for correctiveaction Mode will not change to AUTO Mode will not change to CAS 1 Target mode not set 2 Inpu...

Страница 175: ... bit 2 LIM_NOTIFY is not high enough Set equal toMAX_NOTIFY 3 STATUS_OPTShasPropagateFaultForwardbitset Thisshouldbe cleared to cause an alarm tooccur 7 13 Arithmetic ARTHM Function Block Figure 7 25 Arithmetic ARTHM Function Block IN IN_LO IN_1 IN_2 IN_3 OUT The Arithmetic function block provides the ability to configure a range extension function for a primary input and applies the nine 9 differ...

Страница 176: ...e Readback failed Out of service and Other Each function block reports none or a subset of these error conditions 27 COMP_HI_LI M 28 COMP_LO_LI M EU of PV Determines the high limit of the compensationinput EU of PV Determines the low limit of the compensationinput 32 GAIN None The proportional gain multiplier value 22 GAIN_IN_1 None The proportional gain multiplier value for IN_1 24 GAIN_IN_2 None...

Страница 177: ...ariable used in block execution and alarm limit detection 10 PV_SCALE None The high and low scale values engineering units code and number of digits to the right of the decimal point associated with OUT 19 RANGE_HI None The high limit for IN 20 RANGE_LO None The low limit for IN If IN is less than RANGE_LO then IN_LO is used 3 STRATEGY None The strategy field can be used to identify grouping of bl...

Страница 178: ...he output has a quality ofuncertain 1 Block Configuration Error Select type is notconfigured 2 Link Configuration Error 3 Simulate Active 4 Local Override 5 Device Fault State Set 6 Device Needs MaintenanceSoon 7 Input Failure Process Variable has Bad Status One of the inputs is Bad or not connected 8 OutputFailure 9 MemoryFailure 10 Lost Static Data 11 Lost NV Data 12 Readback CheckFailed 13 Devi...

Страница 179: ...ges to 0 after the condition that caused the alarm is corrected 1 An alarm condition with a priority of 1 is recognized by the system but is not reported to the operator 2 An alarm condition with a priority of 2 is reported to the operator but does not require operator attention such as diagnostics and systemalerts 3 7 Alarm conditions of priority 3 to 7 are advisory alarms of increasing priority ...

Страница 180: ...id For example a differential pressure cell s analog input can be scaled initially to provide a 4 20 mA signal for 0 100 of level indication As the temperature of the system rises the density of the fluid decreases For a system that requires accurate level indication at widely ranging temperature changing density proves inconvenient The Arithmetic function block allows for the automatic compensati...

Страница 181: ...bient air temperature to the IN_2 connector Select the Arithmetic type ARITH_TYPE of Flow Compensation Linear This allows a ratio to be set up that increases the level indication at block output for an increase in the tank temperature relative to ambient temperature Figure 7 28 Arithmetric Function Block Diagram Example This application can be applied to very large storage tanks whose contents are...

Страница 182: ...ompensation limits If there is a divide by zero and the numerator is positive f is set to COMP_HI if the numerator is negative then f is set to COMP_LO The square root of a negative value will equal the negative of the square root of the absolute value Imaginary roots are not supported If there is a divide by zero and numerator is positive f will be limited to COMP_HI if the numerator is negative ...

Страница 183: ...cannot be left at 0 Resource Block The actual mode of the Resource block is OOS See Resource block diagnostics for corrective action Schedule Block is not scheduled and therefore cannot execute to go to the target mode Typically BLOCK_ERR will show Power Up for all blocks that are not scheduled Schedule the block to execute Status of outputs is BAD Inputs Input has BAD status Block alarms will not...

Страница 184: ...System Parameters Index Number Units Description ALERT_KEY 4 None The identification number of the plant unit This information may be used in the host for sorting alarms etc BLOCK_ALM 24 None The block alarm is used for all configuration hardw are connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active will set the ...

Страница 185: ...of good inputs The actual target permitted and normal modesof the block Target The mode to goto Actual Themodethe block is currently in Permitted Allow ed modes that target may take on Normal Most common mode fortarget OP_SELECT 22 None Overrides the algorithm to select 1 of the 4 inputs regardless of the selection type OUT 7 EU of IN The block output value and status OUT_UNITS 8 None The engineer...

Страница 186: ... Configuration Error 2 Link Configuration Error 3 Simulate Active 4 Local Override The actual mode isLO 5 Device Fault State Set 6 Device Needs MaintenanceSoon 7 Input Failure Process Variable has Bad Status One of the inputs is Bad or not connected 8 Output Failure The output has the quality ofBad 9 Memory Failure A memory failure has occurred in FLASH RAM or EEROM memory 10 Lost Static Data 11 L...

Страница 187: ... as diagnostics and systemalerts 3 to 7 Alarm conditions of priority 3 to 7 are advisory alarms of increasing priority 8 to 15 Alarm conditions of priority 8 to 15 are critical alarms of increasing priority 7 15 4 Block Execution The ISEL function block reads the values and statuses of as many as four inputs To specify which of the six available methods algorithms is used to select the output conf...

Страница 188: ...ocontrol thestatus handling Use Uncertain as Good sets the OUT status quality to Good when the selected input status is Uncertain Uncertain if in Manual mode The status of the Output is set to Uncertain when the mode is set to manual The instrument must be in Manual or Out of Service mode to set the status option 7 15 6 Application Information The ISEL function block can be used to select the maxi...

Страница 189: ...Block Application Example SEL_TYPE avg Figure 7 33 Input Selector Function Block Application Example SEL_TYPE Hot Backup Table 7 38 Input Selector Function Blocks Time IN1 Value Status IN2 Value Status Out Value Status Selected Value Status T0 Good 20 Good 21 Good 20 Good 1 T1 Bad 20 Good 21 Good 21 Good 2 T2 Good 20 Good 21 Good 21 Good 2 ...

Страница 190: ...hanMIN_GOOD Block Alarms will not work 1 Features 2 Notification 1 FEATURES_SEL does not have Alerts enabled Enable Alerts bit 2 LIM_NOTIFY is not high enough Set equal toMAX_NOTIFY 1 Status Options 1 STATUS_OPTShasPropagateFaultForwardbitset Thisshouldbecleared to cause an alarm tooccur 7 16 Operation with Emerson DeltaV 7 16 1 About AMS and DeltaV Software AMS and DeltaV software allows users to...

Страница 191: ...iceDefinition Thisshouldgiveyoua Browseforfolder selection box Browse to the directory that contains the 7 files needed to register a new device with DeltaV These file will consist of 3 dll files sym ffo fhx and reg file The files probably will be on a floppy disk or a CD ROM that accompanies your device On CD ROMs delivered together with Emerson analyzers the files are located in the directory Fi...

Страница 192: ...Section 7 Foundation Fieldbus April 2017 Instruction Manual IM 106 880C OI 16 6 About AMS and DeltaV Software ...

Страница 193: ...grounding precautions are taken when installing the system Thoroughly check both the probe and electronics to ensure the grounding quality has not degraded during fault finding The system provides facilities for 100 effective grounding and total elimination of ground loops 8 2 2 Electrical Noise The Hazardous Area OCX 8800 has been designed to operate in the type of environment normally found in a...

Страница 194: ...the event that the Hazardous Area OCX 8800 will not power up at all check the incoming power supply to make sure power is being delivered to the Hazardous Area OCX 8800 If the incoming power supply is good then check fuses F1 and F6 in the electronics housing Refer to Figure 8 3 for fuse locations ...

Страница 195: ...rea OCX 8800 is equipped with a set of alarm relay contacts on the microprocessor board in the electronics housing This set of dry contacts can be connected to any customer supplied relay device 30 VDC 30 mA maximum A blocking diode is required on the customers relay coil Any fault condition in the Hazardous Area OCX 8800 will trip the alarm relay The optional SPA with HART programmable alarmindic...

Страница 196: ...lated Probable Causes and Recommended Corrective Actions The Probable Causes are listed in the order of most probable to least probable Starting with the most probable cause inspect and test the unit to isolate the actual cause then use the Recommended Corrective Action listed to correct the problem Table 8 1 Troubleshooting Loose or open O2 cellcircuit connection CheckO2cellcircuitwiresforbreakso...

Страница 197: ...Startup to continue operation Electronics package failure Replace electronicspackage Incorrect COe heater wiring Check COe heater wiring per Figure 8 5 and Check the wiring at the heater and inside the electronics housing Correct wiring fault Perform Reset procedure in Section 3 Configuration and Startup to continue operation Incorrect COe thermocouple wiring Check COe thermocouple wiring per Figu...

Страница 198: ...e failed thermocouple Perform Reset procedure in Section 3 Configuration and Startup to continue operation O2 thermocouple or thermocouple circuit shorted Check O2 thermocouple and circuit wires for short circuit condition per Figure 8 5 and Repair shorted wiring or replace failed thermocouple Perform Reset procedure in Section 3 Configuration and Startup to continue operation Combustibles sensor ...

Страница 199: ...ection per Figure 8 5 and Repair broken wire or loose connection O2 heater open Check resistance of O2 heater per Normal O2 heater resistance is 62 5 Ohms Replace O2 heater if heater is open or has a large resistance Heater electronics failure Check heater fuse F3 in electronics housing per Figure 8 3 If open locate and correct cause of overload If F3 is not open or if cause of overload cannot be ...

Страница 200: ... blowback filter in situ filter eductor outlet path COe sensor degraded COe Slope Error Slope not between 200 ppm Ohm to 4 500 ppm Ohm Replace COe sensor or increase warning level SYSTEM CALIB SETUP COe Slope Warn via HART COe Constant Error Constant not between 100 Ohms to 100 Ohms Calibration Gas concentration incorrect or gas bottle empty O2 TOL Error not within 10 of configured O2 test gas COe...

Страница 201: ...ective Action Line Voltage Low AC power line voltage below minimum 85 VAC Probable Cause Recommended Corrective Action Electronics housing exposed to high ambient temperature Insulate housing from source of high temperature and or install cooling fan to remove heat from housing Perform Reset procedure in Section 3 Configuration and Startup to continue operation Unit powered down duringcalibration ...

Страница 202: ... Probable Cause Recommended Corrective Action Line Voltage High AC power line voltage above maximum 278 VAC Probable Cause Recommended Corrective Action High noise or voltage fluctuations in power supply Check power supply for line noise or voltage fluctuations Install power line filter kit PN 6A00171G01 or high quality line filter for input power High noise or voltage fluctuations in power supply...

Страница 203: ...Fault Isolation April 2017 Instruction Manual IM 106 880C OI 17 6 Fault Isolation Figure 8 5 Electrical Connections Between Electronics and Sensor Housing ...

Страница 204: ...ailure Calibration failed Cal Failed Calibration Warning Calibration warning Cal Warning Board Temperature High Electronics temperature maximum exceeded Board TempHi Unit Failure Any non recoverable or heater relay off alarm O2 Temp Hi O2 Temp Very Hi COe Temp Hi COE Temp VeryHi SB Temp Hi SB Temp Very Hi O2 Htr Ramp Rate COe Htr Rmp Rate SB Htr Ramp Rate O2 TC Shorted O2 TC Reversed COe TC Shorte...

Страница 205: ...Alarm Relay Events April 2017 Instruction Manual IM 106 880C OI 17 8 Alarm Relay Events ...

Страница 206: ... contains the procedures to maintain and service the Hazardous Area OCX 8800 Install all protective equipment covers and safety ground leads after equipment repair or service Failure to install covers and ground leads could result in serious injury or death It is recommended that the Hazardous Area OCX 8800 be removed from the stack for all service activities The unit should be allowed to cool and...

Страница 207: ...1 Turn off power to the system 2 Shut off the test gases at the cylinders and shut off the instrumentair 3 Disconnect the test gas and instrument air lines from the electronics housing as shown in Figure 9 1 Figure 9 1 OCX with Integral Electronics Explosion hazard Before removing cover from sensor or electronics housing allow at least 45 minutes to pass after power is disconnected Failure to allo...

Страница 208: ... from the ground stud 6 Disconnect and remove the O2 and COe signal leads from the 4 20 mA signal output terminal block 7 If used disconnect and remove the external relay leads from the alarm output relay terminal block 8 Disconnect and remove customer power and signal wire conduits and wiring from the electronicshousing 9 Remove insulation to access the sensor housing mounting bolts Unbolt the Ha...

Страница 209: ...OCX 8800 Removal and Installation April 2017 Instruction Manual IM 106 880C OI 18 2 OCX with Integral Electronics Figure 9 2 Electronics Housing Terminal Blocks ...

Страница 210: ...onics housing 3 Remove the electronics housingcover 4 Install customer power and signal conduits and wiring at the electronics housing 5 If used connect external relay leads to the alarm output relay terminal block Figure 9 2 6 Connect the O2 and COe signal leads to the 4 20 mA signal output terminalblock 7 Connect the line L1 wire to the L1 terminal and the neutral N wire to the N terminal on the...

Страница 211: ...ignal cable from the O2 and T C terminal blocks and from the CO and CJC terminal blocks 6 Disconnect the heater power cable from the HTR terminalblocks 7 If moving the sensor housing to another work site disconnect and remove the power and signal cables from the sensorhousing 8 Remove insulation to access the mounting bolts Unbolt the sensor housing from the stack and take it to a clean workarea 9...

Страница 212: ... 4 Install Sensor Housing 1 Insert and bolt the sensor housing in the stack and installinsulation 2 Connect the test gas reference air eductor air and dilution air lines to the sensor housing 3 Remove the sensor housingcover 4 If removed install the power and signal cables and the customer power and signal conduits and wiring at the sensorhousing ...

Страница 213: ...t the test gas and instrument air lines from the remote electronics housing 4 Remove the cover from the electronics housing to expose the electronics housing terminal blocks Figure 9 5 5 Disconnect and remove the power leads from the AC power input terminal block Remove the ground lead from the ground stud 6 Disconnect and remove the O2 and COe signal leads from the 4 20 mA signal output terminal ...

Страница 214: ...Instruction Manual IM 106 880C OI OCX 8800 Removal and Installation April 2017 Remove Remote Electronics Housing 18 7 Figure 9 5 Electronics Housing Terminal Blocks ...

Страница 215: ...ousing on wall or pipe within distance of signal and heater cables in use 2 Remove the electronics housingcover 3 If removed install the power and signal cables and the customer power and signal conduits and wiring at the electronics housing 4 Connect the signal cable leads to the O2 cell and thermocouple connector J4 and to the COe and CJC connector J5 Figure 9 6 188 Install Remote Electronics Ho...

Страница 216: ... and Figure 9 6 Make sure all test gas lines and electrical connections arecomplete 11 Install the cover on the electronicshousing 12 Turn on the test gasses at the cylinders and open the instrument airvalve 13 Restore power to the system 9 4 Repair Sensor Housing Use the following procedures to remove damaged components from the Hazardous Area OCX 8800 sensor housing and to install new replacemen...

Страница 217: ...Repair Sensor Housing April 2017 Instruction Manual IM 106 880C OI 19 0 Sensor Housing Disassembly Figure 9 7 Removal of O2 Cell and Heater Strut Assembly ...

Страница 218: ...inals 3 Remove the O2 cell and heater strut assembly 9 Figure 9 7 from sensor housing 8 Remove and discard gasket 10 9 4 3 Remove Sample Block Heater Rods 1 Disconnect sample block heater rod wires from terminal block Refer to Figure9 8 2 Loosen screws 11 Figure 9 7 and rotate heater clamps 12 to release heater rods 13 One heater clamp secures each heater rod 3 Slide sample block heater rods 13 ou...

Страница 219: ...ouple and Heater Connections 9 4 4 Remove COe Sensor Assembly 1 Disconnect COe heater thermocouple and sensor wires from terminal blocks Refer to Figure 9 9 2 Remove insulator 1 Figure 9 10 NOTE For easier access you may remove two screws from base of terminal block mounting 13 and move terminal block assembly out of the way ...

Страница 220: ...ubes 2 3 and 4 from COe sensor assembly 5 eductor fittings 12 and 15 and sensor housing 7 4 Unfasten bayonet connector of COe thermocouple 8 and removethermocouple 5 Loosen clamp screw of COe band heater 9 until heater rotates freely on sensor holder 11 Figure 9 9 COe Sensor Thermocouple and Heater Connections ...

Страница 221: ...Repair Sensor Housing April 2017 Instruction Manual IM 106 880C OI 19 4 Remove COe Sensor Assembly Figure 9 10 Removal of COe Sensor Assembly ...

Страница 222: ... matchmark upper flange of sensor housing to show correct alignment of sensor holder 7 With one wrench holding eductor elbow 12 Figure 9 10 and one wrench on flats of sensor holder 11 unthread and remove COe sensor assembly 5 Do not allow eductor elbow toturn 8 Slide band heater 10 and heater insulator 9 from sensor holder 11 Figure 9 11 Alignment of COe Sensor Assembly ...

Страница 223: ... COe sensor assembly 5 Figure 9 10 must be removed before you start this procedure 1 Use straightedge to matchmark alignment of eductor flat and elbow as shown in Figure 9 12 2 Unscrew terminal block mounting 13 Figure 9 10 Move terminal block mounting away from eductor 6 3 Unscrew eductor holder 14 with eductor 6 and fittings 12 and 15 from sensor housing 7 4 Clamp flats of eductor 6 in jaws of b...

Страница 224: ...se severe burns 5 Use a propane torch to heat the eductor 6 to 450 F 232 C minimum Apply the heat near the screw threads 6 While heating the eductor 6 use wrench to apply removal torque to elbow 12 eductor holder 14 or tube fitting 15 until the thread sealant softens Remove mating parts 12 14 and 15 7 Use MEK or methylene chloride solvent to clean thread sealant residue from the pipe threads of th...

Страница 225: ...ctor Remove Sample and Exhaust Tubes Use heat resistant gloves when removing the probe tube or exhaust tube The tubes are bonded with a thread sealing compound The compound softens at 450 F 232 C The heated parts can cause severe burns Figure 9 13 Removal of Sample and Exhaust Tubes ...

Страница 226: ...32 C minimum Apply the heat near the threaded end of the tube 3 While heating the tube use a pipe wrench to apply removal torque to part being removed Apply torque until the pipe thread sealant softens Remove and discard the used sample tube 2 exhaust tube 3 or in situ filter 4 4 UseMEKormethylenechloridesolventtocleanthreadsealantresiduefromtheinternal pipe threads in the housing Refer to applica...

Страница 227: ...M 106 880C OI 20 0 Remove Eductor Do not remove the O2 cell unless you are certain it needs to be replaced Removal may damage the cell and platinum pad Remove the O2 cell for cell replacement only Figure 9 14 O2 Cell Heater and Thermocouple Exploded View ...

Страница 228: ... the O2 cell is fused to the contact pad push the O2 cell back into the heater tube against spring pressure and quickly twist the O2 cell The cell and contact pad should separate If the contact pad stays fused to the cell a new contact thermocouple assembly 4 must be installed 3 Remove and discard gasket 5 Clean the mating surface of heater tube 3 Remove burrs and raised surfaces with a block of w...

Страница 229: ...ve thermocouple adaptor 6 from sensor holder 4 a Use a propane torch to heat the thermocouple adaptor to 450 F 232 C minimum b While heating use a flat head screwdriver to apply removal torque Apply torque until the pipe thread sealant softens Remove and discard the thermocouple adaptor c Use MEK or methylene chloride solvent to clean thread sealant residue from the internal pipe threads in the se...

Страница 230: ...and pre heater chamber in sensor housing 4 Refer to applicable MSDS sheet for solvent handling precautions 9 4 7 Sensor Housing Assembly Assemble COe Sensor Assembly Always remove the stainless steel balls approximately 200 from sensor holder before removing or installing pre heater Turning pre heater in the sensor holder with the stainless steel balls in place will cause permanent damage to the p...

Страница 231: ...ration 6 Lubricate and install COe sensor gasket 5 Apply anti seize compound to threads of screws 1 Figure 9 16 COe Sensor and Pre Heater Alignment 7 Install COe sensor 3 lockwashers 2 and screws 1 Rotate flat of COe sensor 3 to center of sensor holder 4 8 Align COe sensor flat parallel to sensor holder flat as shown in Figure 9 16 Tighten screws 1 Figure 9 15 9 If replacing thermocouple adaptor 6...

Страница 232: ...nto heater tube 3 4 Press down on the back plate of strut bracket 12 to ensure spring 11 tensionis present to hold contact pad against O2 cell 2 5 Secure strut bracket 12 and return wire 8 with four screws 6 and lockwashers 7 Make sure return wire 8 is tightly fastened This is the ground side connection for the O2 cell 9 4 9 Install Sample and Exhaust Tubes 1 See Figure 9 13 Apply pipe thread seal...

Страница 233: ... the O2 cell and heater strut assembly 9 Figure 9 7 must be removed from sensor housing 8 before you install the eductor 1 Apply pipe thread sealant Loctite 567 to the external pipe threads of eductor 6 Figure 9 17 Do not apply sealant to the first turn of the pipe threads Figure 9 17 Installation of Eductor and COe Sensor ...

Страница 234: ...stall and tighten elbow 12 on eductor 6 Male port of elbow must point up and be in line with long axis of eductor 4 Apply anti seize compound to the external pipe threads of eductor holder 14 5 Install and tighten eductor holder 14 in sensor housing 7 Align eductor with matchmarks as shown in Figure 9 18 Figure 9 18 Eductor Alignment Matchmarks ...

Страница 235: ...en sensor holder 11 to align outside flat with matchmark on sensor housing flange as shown in Figure 9 20 The heater insulator prevents current leakage between the band heater and the sensor holder Failure to properly install the insulator may cause the device to trip a ground fault interrupt circuit 5 Wrap heater insulator 9 around sensor holder 11 Make sure the insulator joint lines up with the ...

Страница 236: ...ten band heater clamp screw The heater insulator 9 end joint must line up with the band gap of the COe band heater 10 10 Reconnect the COe sensor thermocouple and heater wires at the sensor housing terminal blocks Refer to Figure 9 21 11 Install and fasten the COe insulator 1 Figure 9 17 around COe sensor assembly 5 All wiring must remain outside of the insulator 12 If terminal block mounting 13 F...

Страница 237: ...Repair Sensor Housing April 2017 Instruction Manual IM 106 880C OI 21 0 Install COe Sensor Assembly Figure 9 21 COe Sensor Thermocouple and Heater Connections ...

Страница 238: ...nstallation of O2 Cell and Heater Strut Assembly 1 Screw 2 Locking Clip 3 Cover 4 O ring 5 Marking Plate 6 Terminal Insulator 7 Reference Air Tube 8 Sensor Housing 9 Heater Strut Assembly 10 Gasket 11 Screw 12 Heater Clamp 13 Heater Rod 14 Insulator 3 15 Thermal Switch 7 4 9 14 15 5 6 11 15 10 12 8 13 2 1 37390066 ...

Страница 239: ...k Heater Rods 1 Before installing sample block heater rods 13 Figure 9 22 evenly coat the heater rods with Watlube heater releaseagent 2 Install the heater rods 13 heater clamps 12 and screws 11 3 Reconnect the heater rod leads at the sensor housing terminal blocks Figure 9 23 Figure 9 23 O2 Cell Thermocouple and HeaterConnections ...

Страница 240: ... the assembly 4 Reconnect the lead wires from O2cell heater and thermocouple to the sensor housing terminal blocks Refer to Figure 9 23 5 Install reference airtube 7 Figure 9 22 in sensor housing 8 Make sure that theopen end of reference air tube extends into heater tube of O2 cell and heater strut assembly 9 9 4 14 Install Terminals Insulator and Cover 1 Install insulator 6 Figure 9 22 over upper...

Страница 241: ...alibrated manometer to the CAL GAS inletport 4 Connect and apply clean instrument air at 45 psig 310 kPa gage to the instrument air inlet fitting 5 Observe the manometer reading The reading should be from 10 to 13 inches Water Column Locate and correct leaks if the reading is less than 10 inches WC 9 5 Repair Electronics Housing Use the following procedures to remove damaged components from the Ha...

Страница 242: ...d and remove cover 3 Inspect cover gasket 4 for wear or damage Replace cover gasket ifdamaged Remove Flash PROM Electrostatic discharge ESD protection is required to avoid damage to the electronic circuits 1 Locate Flash PROM access port in electronics stack 5 Figure 9 24 2 Use suitable IC removal tool to remove Flash PROM 6 Remove LOI Module and Board 1 Remove three screws 7 Figure 9 24 2 Careful...

Страница 243: ...nics Stack Figure 9 24 Removal Installation of Electronics Housing Components 9 5 2 Remove Electronics Stack 1 Unplug power cable signal cable and solenoid lead connectors from terminals of electronics stack 5 Figure 9 24 2 Remove two screws 13 and lockwashers 14 3 Remove electronics stack 5 ...

Страница 244: ...noid coil assembly andwasher 4 Unthread and remove solenoid valvebase 9 5 4 Remove EMI Filter and TerminalBlock 1 Disconnect EMI filter wiring Figure 9 25 at terminal block 3 2 Disconnect EMI filter wiring at AC power input terminal block on electronicstack 3 Unbolt and remove EMI filter 1 from electronicstack 4 Remove ground wire 2 from terminal block 3 5 Unbolt and remove terminal block 3 from e...

Страница 245: ...new solenoid valve base Be careful not toovertighten 3 Install new washer and solenoid coil assembly and secure with nut 4 Connect the solenoid leads to the proper terminations on the solenoid powerterminal block Figure 9 27 9 6 3 Install Electronics Stack 1 Install electronics stack 5 Figure 9 24 and secure with lockwashers 14 and screws 13 2 See Figure 9 26 and Figure 9 27 Reconnect power cable ...

Страница 246: ...Instruction Manual IM 106 880C OI Electronics Housing Assembly April 2017 Install LOI Module and Board 21 9 Figure 9 26 Electronics Housing Cable Connections ...

Страница 247: ... 9 27 Solenoid Power Terminals 9 6 5 Install Cover 1 If removed install cover gasket 4 Figure 9 24 Screw cover 3 onto electronics housing Tighten cover firmly Align locking clip 2 with gap between cover ribs 2 Loosen screw 1 and slide locking clip 2 fully into gap between cover ribs Retighten screw 1 ...

Страница 248: ...fitting used in all OCX 8800 hazardous area housings The flame arrestor fitting prohibits spark or flame conduction from the housing It requires a thread sealing compound Loctite 567 and at least five threadsengagement 13 Type Fitting This fitting is an eductor drive air fitting for the OCX 8800 hazardous area housing This is a 1 8 inch tube fitting with a built in 0 013 inch restrictor orifice It...

Страница 249: ...threads are bonded with a pipe thread sealant The thread sealant softens at 450 F 232 C The heated parts can cause severe burns 1 Secure sensor housing 1 Figure 9 26 or electronics housing 2 in soft plastic wood or brass vice jaws 2 To softenthepipethread sealant usea propane torchtoheatthetubefitting 3 4 5 or 6 to 450 F 232 C minimum 3 While heating the tube fitting use a wrench to apply removal ...

Страница 250: ...ngs 1 Verify thatthereplacementtubefittingisidenticaltotheitemremoved Special fittings are etched with code markings 2 Apply pipe thread sealant Loctite 567 to the mating threads of the tube fitting Do not apply sealant to the first turn of the external pipethreads 3 Install and tighten the tube fitting in the mating port of sensor or electronics housing ...

Страница 251: ...Replace Tube Fittings April 2017 Instruction Manual IM 106 880C OI 22 4 Install Tube Fittings ...

Страница 252: ...ion 10 Replacement Parts 10 1 Section contents Section contents page 225 Sensor Housing page 225 Electronics Housing page 229 O2 Cell and Heater Strut Assembly page 231 10 2 Sensor Housing Refer to Figure 10 2 and Figure 10 3 for Sensor Housing parts Figure 10 2 Sensor Housing Components Sheet 1 of 2 ...

Страница 253: ...urCell 2 6P00177H01 Heater Insulator Mica 3 4851B46G03 Combustibles Sensor ReplacementKit 4 1A99786H01 Heater Leads Insulator 14 5 inches long 5 6P00163H01 COe Insulator 6 1A99746H02 Band Heater 7 1A99749H01 Thermocouple 8 1A99747H01 Elbow 9 5R10200H01 Eductor 10 6A00123G01 CJC Sensor RTD assembly ringtype 11 6P00155H02 Insulator 12 1A98765H02 Heater Rod 2required 13 1A99520H01 Watlube Heater Rele...

Страница 254: ...Instruction Manual IM 106 880C OI Section 10 Replacement Parts April 2017 Sensor Housing 22 7 Figure 10 3 Sensor Housing Components Sheet 2 of 2 ...

Страница 255: ... 1 83 m 316 Stainless steel 5R10183H08 Tube Sample 6 ft 1 83 m Inconel 600 5R10183H05 Tube Sample 9 ft 2 7 m 316 Stainless steel 5R10183H09 Tube Sample 9 ft 2 7 m Inconel 600 6 5R10183H01 Tube Exhaust 7 5R10185H07 COe Extractive Tube 8 5R10185H08 Dilution Air Tube 9 5R10185H03 Eductor Drive Air Tube 10 5R10185H04 Reference Air Tube 12 1A99762H02 In Situ Filter 10 Micron Stainless Steel Sample Tube...

Страница 256: ...Instruction Manual IM 106 880C OI Section 10 Replacement Parts April 2017 Electronics Housing 22 9 10 3 Electronics Housing Figure 10 4 Electronics Housing Components ...

Страница 257: ...132G01 Electronics Stack HART 6A00387G01 Electronics Stack Fieldbus 5 1A97913H06 Fuse F1 and F6 10 Amp 250VAC 1A99766H01 Fuse F3 4 Amp 250VAC 1A99766H02 Fuse F4 8 Amp 250VAC 6 1A99089H02 Cover Gasket O ring 7 5R10219G01 Cover Blind 7A 5R10199G01 Cover Window 8 6A00115G02 LOI Module 9 1A99112H05 LOI Connector 10 5R10235G01 LOI Board Figure 10 5 EMI Filter and Terminal Block Table 10 4 EMI filter an...

Страница 258: ...trut Assembly Table 10 5 O2 Cell and Heater Strut Assembly 1 4851B44G01 Contact and ThermocoupleAssembly 2 5R10211G02 Heater StrutAssembly 3 Ref Heater Tube 4 Ref Gasket part of O2 Cell Replacement Kit item7 5 Ref O2 Cell part of O2 Cell Replacement Kit item7 6 Ref Screw part of O2 Cell Replacement Kit item7 7 4851B45G01 O2 Cell Replacement Kit StandardSensing Cell 4851B45G03 O2 Cell Replacement K...

Страница 259: ...Section 10 Replacement Parts April 2017 Instruction Manual IM 106 880C OI 23 2 O2 Cell and Heater Strut Assembly ...

Страница 260: ...hich will disconnectall circuitscarryingconductors duringafaultsituation The circuit breaker may also include a mechanically operated isolating switch If not then another meansof disconnectingtheequipmentfromthesupply mustbe providedandclearlymarkedas such Circuit breakers or switches must comply with a recognized standard such as IEC947 All wiring must conform with any localstandards 7 Where equi...

Страница 261: ...Instruction Manual IM 106 880C OI Safety Data April 2017 Appendix contents 233 ...

Страница 262: ...icky odpojovac Pokud ho neobsahuje mu si byt zajisten a jasne oznaoen jiny zpusob odpojeni zari2ieni od zdroj e Jistice nebo pr pina musi odpovidat uznavanym normam napi IEC947 Vsechna z apoj eni musi odpovfdat mis tn Im normam 7 Je li zarizenr nebo kryt oznac en symb olem na pra ve strane pravdepodobne se uvni r na chaz f nebezpeCl le napeti Tyto kryty by me y byt sejmuty pouze po odpojeni z ari ...

Страница 263: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 235 ...

Страница 264: ...erbreken De stroomonderbreker mag een mechanische schakelaar bevatten Zoniet moet een andere mogelijkheid bestaan om de voed ingsspanning van het toestel te halen en ook duidelijk zo zijn aangegeven Stroomonderbrekers of schakelaars moeten onderworpen zijn aan een erkende standaard zoals IEC947 7 Waar toestellen of deksels aangegeven staan met het symbool is er meestal hoogspanning aanwezig Deze d...

Страница 265: ...chakelaar Bij het ontbreken van deze voorziening dient een andere als zodanig duidelijk aangegeven mogelijkheid aanwezig te zijn om de spanning van de apparatuur af te schakelen Zekeringen en schakelaars dienen te voldoen aan een erkende standaard zoals IEC 947 7 Waar de apparatuur of de beschermdeksels kappen gemarkeerd zijn met het volgende symbool kunnen zich hieronder spanning voerende delen b...

Страница 266: ...ngszufuhr gewährleistet werden mit Hinweisen deutlich gekennzeichnet werden Ein solcher Mechanismus zur Spannungsunterbrechung muß mit den Normen und Richtlinien für die allgemeine Installation von Elektrogeräten wie zum Beispiel der IEC947 übereinstimmen 7 Mit dem Symbol sind Geräte oder Abdeckungen gekennzeichnet die eine gefährliche Netzspannung Spannungführen Die Abdeckungen dürfen nurentfernt...

Страница 267: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 239 ...

Страница 268: ...me toiteallikast lahtiühendamiseks olema teine ja selgelt osutatud moodus Automaatkorgid või lülitid peavad vastama tunnustatud standarditele nagu nt IEC947 Kogu juhtmestik peab vastama kohalikele standarditele 7 Seadmel või ümbristel asuv paremale osutav sümbol tähistab selle all leiduvat ohtlikku pinget Selliste sümbolitega ümbriseid võib eemaldada vaid juhul kui seade on toiteallikast lahti ühe...

Страница 269: ...yä mekaaninen erotuskytkin Jos ei niin jännitesyöttö on pystyttävä katkaisemaan muilla keinoilla ja merkittävä siten että se tunnistetaan sellaiseksi Turvakytkimien tai kat kaisimien täytyy täyttää IEC947 standardin vaatimuksetnäkyvyydestä 7 Mikäli laite tai kosketussuoja on merkitty tällä merkillä on merkinnän takana tai alla hengenvaarallisen suuruinen jännite Suojaa ei saa poistaa jänniteen oll...

Страница 270: ...lie Ce disjoncteur doit également pouvoir être actionné manuellement de façon mécanique Dans le cas contraire un autre système doit être mis en place afin de pouvoir isoler l appareil et doit être signalisé comme tel Disjoncteurs et interrupteurs doivent être conformes à une norme reconnue telleIEC947 7 Lorsque les équipements ou les capots affichent le symbole suivant cela signifie quedestensions...

Страница 271: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 243 ...

Страница 272: ...ale interruttore dovrà inoltre prevedere un sezionatore manuale o altro dispositivo di interruzione dell alimentazione chiaramente identificabile Gli interruttori dovranno essere conformi agli standard riconosciuti quali IEC947 7 Il simbolo riportato sullo strumento o sui coperchi di protezione indica probabile presenza di elevati voltaggi Tali coperchi di protezione devono essere rimossi esclusiv...

Страница 273: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 245 ...

Страница 274: ...idri jamar e Sledziem jaatbilst kadam visparatzitam standartam piemeram IEC947 Visai elektroinstalaeijai jaatbilst vietejiem standartiem 7 Vietas kur iekarta vai tas parsegi ir mar eti ar labaja puse noradTto simbolu vistieamak zem tiem ir bistams spriegums Sos parsegus drikst nor iemt tikai tad ja iekarta ir atvienota no stravas padeves unsos darbus dri kst veikt tikai atbilstos i apmaeiti remont...

Страница 275: ...Instruction Manual Safety Data IM 106 880C OI April 2017 IMPORTANT Safety Instructions 247 ...

Страница 276: ...kanisk operert bryter installert må det være en annen måte å isolere utstyret fra spenningsforsyningen og denne måten må være tydelig merket Kretsbrytere eller kontakter skal oppfylle kravene i en annerkjent standard av typen IEC947 eller tilsvarende 7 Der hvor utstyr eller deksler er merket med symbol for farlig spenning er det sannsynlig at disse er tilstede bak dekslet Disse dekslene må bare fj...

Страница 277: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 249 ...

Страница 278: ... de isolamento accionado manualmente Caso contrário deverá ser instalado qualquer outro meio para desligar o equipamento da energia eléctrica devendo ser assinalado convenientemente Os disjuntores ou interruptores devem obedecer a uma norma reconhecida tipoIEC947 7 Sempre que o equipamento ou as tampas contiverem o símbolo é provável a existência de tensões perigosas Estas tampas só devem ser reti...

Страница 279: ...Instruction Manual Safety Data IM 106 880C OI April 2017 Safety Instructions 251 ...

Страница 280: ...sko izolacijsko stikalo V nasprotnem primeru morajo biti zagotovljeni in jasno oznaceni drugi nacini za izklop opreme iz napajanja Odklopna in druga stikala morajo biti skladna z uveljavljenimi standard i kotje IEC947 Vsa napeljava mora biti skladna z lokalnimi standardi 7 V opremi ali pod pokrovi ki so oznaceni s simbolom na desni je prisotna nevarna napetost Te pokrove je dovoljeno odstraniti sa...

Страница 281: ... interruptores estaran de acuerdo a la norma IEC 947 u otra de reconocido prestigio 7 Cuandolastapasoelequipolleveimpresoelsimbolodetensionelectricapeligrosa dicho alojamiento solamente se abrira una vez que se haya interrumpido la alimentacion electrica al equipo asimismo la intervencion sera llevada a cabo por personal entrenado para estaslabores 8 Cuando las tapas o el equipo lleve impreso el s...

Страница 282: ... ett annatförfarande för att frånskilja utrustningen från strömförsörjning tillhandahållas och klart framgå genom markering Säkring eller omkopplare måste överensstämma med en gällande standard såsom t exIEC947 7 Där utrustning eller hölje är markerad med vidstående symbol föreliggerisk för livsfarligspänning inärheten Dessa höljen fårendast avlägsnas när strömmen ej är ansluten till utrustningen ...

Страница 283: ...ct May be harmful if inhaled Cristobalite crystalline silica formed at high temperatures above 1800ºF cancause severe respiratorydisease SECTION II PHYSICAL DATA APPEARANCE AND ODOR Cream to white colored fiber shapes With or without optional white to gray granular surface coating and or optional black surface coating SPECIFIC WEIGHT 12 25 LB CUBIC FOOT BOILING POINT N A VOLATILES BY WT N A WATER ...

Страница 284: ...ting medical conditions may be aggravated by exposure specifically bronchial hyper reactivity and chronic bronchial or lungdisease INGESTION May cause gastrointestinal disturbances Symptoms may include irritation and nausea vomiting anddiarrhea SKIN Slightly to moderate irritating May cause irritation and inflammation due to mechanical reaction to sharp broken ends offibers EXPOSURE TO USED CERAMI...

Страница 285: ...ere observed to have developed a pleural and parenchymal fibroses animals exposed to 9 mg m3 had developed a mild parenchymal fibrosis animals exposed to the lowest dose were found to have the response typically observed any time a material is inhaled into the deep lung While a statistically significant increase in lung tumors was observed following exposure to the highest dose there was no excess...

Страница 286: ... may be exceeded NIOSH MSHA approved breathing equipment may be required for non routine and emergency use See Section IX for suitable equipment Pending the results of long term health effects studies engineering control of airborne fibers to the lowest levels attainable is advised VENTILATION Ventilation should be used whenever possible to control or reduce airborne concentrations of fiberanddust...

Страница 287: ...rvice IARC has recently reviewed theanimal human and other relevant experimental dataonsilica in order to critically evaluate and classify the cancer causing potential Based on its review IARC classified crystalline silica as a group 2A carcinogen probable human carcinogen The OSHA permissible exposure limit PEL for cristobalite is 0 05 mg m3 respirable dust The ACGIH threshold limit value TLV for...

Страница 288: ...cted paragraphs of theCompressed Gas Association s Handbook of CompressedGases published in 1981 Compressed GasAssociation 1235 Jefferson Davis Highway Arlington Virginia22202 Used by Permission 1 Never drop cylinders or permit them to strike each otherviolently 2 Cylinders may be stored in the open but in such cases should be protected against extremes of weather and to prevent rusting from the d...

Страница 289: ...med Within AFlameproof Enclosure Special conditions apply to using a flameproof enclosure analyzer under the scope of the European Directive for Equipment used in Explosive Atmosphere Directive 94 9 EEC ATEX To stay compliant to the directive please consider the following clarification sheet released by the European ATEX Notified Body Group 264 ...

Страница 290: ...Safety Data April 2017 Instruction Manual IM 106 880C OI 26 4 ATEX Compliant Gas Analysis Performed Within A Flameproof Enclosure ...

Страница 291: ...on for the Hazardous Area OCX 8800 B 3 Description The Moore Industries SPA with HART Alarm Figure B 1 is a 4 wire line or mains powered site programmable digital process alarm It connects to a standard HART field device and provides up to four fully configurable contact closure outputs based on readings of the HART digital data The four Hazardous Area OCX 8800 alarm outputs recognized by the SPA ...

Страница 292: ...for the Hazardous Area OCX 8800 and the SPA with HART alarm Refer to the Moore Industries SPA user s manual for additional information concerning SPA installation setup and operation B 5 Setup Setup of the SPA for communication with the Hazardous Area OCX 8800 includes setting internal jumpers and dip switches and configuring the SPA operating parameters via a menu driven selection and calibration...

Страница 293: ...ing adjustments are not required However you may use the following procedure to verify that the jumper and switch settings are correct Adjust or verify jumper and switch settings as follows Electrostatic discharge ESD protection is required to avoid damage to the SPA electronic circuits 1 Refer to Figure B 3 Turn the SPA over and slide the access cover out Before changing any jumper or switch posi...

Страница 294: ...s Positionthedipswitches as shown inFigure B 3 4 Check the position of the Source Current Dip Switches Position the dip switches as shownin Figure B 3 5 Reinstall the SPA accesscover B 5 2 Configuration Calibration Prior to operation the SPA operating parameters must be configured via a menu driven setup procedure At theendofthe configuration procedure the SPA analogoutput signalis calibrated to i...

Страница 295: ...nfiguration or calibration The OCX interface will allow you to observe the O2 signal level when the SPA configuration procedure is completed 4 Observe the front panel of the SPA Figure B 5 a A process value display in the SPA display window indicates that the SPA is operational Four pushbuttons are located below the display window b Pressing a left hand pushbutton scrolls up or down through the SP...

Страница 296: ...t be selected via the front panel pushbuttons on the SPA c In the submenu viewsshown means press the down pushbutton means press the up pushbutton means press the SELECT pushbutton one time means press the or pushbutton until the desired parameter value is shown in the SPA window d Proceed through the SPA menu selecting the menu commands and parameter values indicated After completing the sequence...

Страница 297: ...Instruction Manual IM 106 880C OI SPA with HART Alarm April 2017 Configuration Calibratio n 27 1 Figure B 6 SPA Configuration Menu for Hazardous Area OCX 8800 Communication ...

Страница 298: ...SPA with HART Alarm April 2017 Instruction Manual IM 106 880C OI 27 2 Configuration Calibratio n ...

Страница 299: ...tative 2 Within the United States call the Emerson Instrument and Valves Response Center using the 1 800 654 RSMT 7768 toll free number This center available 24 hours a day will assist you with any needed information ormaterials 3 The center will ask for product identification reason for return and will provide a Return Authorization RMA number The center will also ask for the process material to ...

Страница 300: ...Instruction Manual IM 106 880C OI Index April 2017 Manual index 27 4 ...

Страница 301: ...e Sensor Holder Alignment 209 COe Sensor Parts 207 COe Sensor Thermocouple and Heater Connections 193 210 COe Zero State Enumerations 111 Combustibles Sensor 4 Communicator Connections Fieldbus 81 Configuration 43 Configure Simulation from AMS 100 Cover and back pages 1 D D A Trim Procedures HART 77 D A Trim Procedures LOI 75 Defaults HART Electronics 44 Descriptions of PlantWeb Alert Parameters 9...

Страница 302: ...5 PID Function Block Alarm Detection 139 Application Information 140 Modes 138 Parameters 130 Troubleshooting 148 PlantWeb Alerts 95 Power Up 46 Pre Heater 203 Pre Heater Alignment 204 PWA Simulate 99 R Reference Air Tube 191 Remove Eductor 196 Remove EEprom 215 Remove Electronics Stack 216 Remove Flash PROM 215 Remove LOI Module and Board 215 Remove OCX with Remote Electronics 183 Remove OCX 8800...

Страница 303: ... references 43 Terminals Insulator 213 Total Power Loss 167 Transducer Block Channel Status 113 Transducer Block Enumerations 108 Transducer Block Errors 114 Transducer Block Parameters 103 Transducer Block Simulate 114 Transducer Blocks 92 Typical System Installation 8 W Warranty Service 273 Z 375 Communicator Connections HART 80 ...

Страница 304: ...Index April 2017 Instruction Manual IM 106 880C OI 27 8 Manual index ...

Страница 305: ......

Страница 306: ...c Co Rosemount is a mark of one of the Emerson family of companies All other marks are the property of their respective owners The contents of this publication are presented for information purposes only and while effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees expressed or implied regarding the products or services described herein or their u...

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