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Calibration | 5-1

CALIBRATION

Calibrate

Key

Initiate Cal

Initiate

Verify

Cal/Verify

Data

Set Cal

Timers

Inject Cal

Gas

Cal Gas Value

Figure 5-1. Calibrate Key menu options.

All oxygen alarms are disabled during calibrations or verifications
and the recovery time after a calibration or verification. You can set
whether analog outputs should follow the calibration readings or hold
at the last process reading before the calibration using the Analog
Range key.

NOTE



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Содержание Thermox WDG Insitu

Страница 1: ...Thermox 150 Freeport Road Pittsburgh PA 15238 WDG Insitu with Series 2000 Control Unit User Manual PN 90271VE Rev U...

Страница 2: ...an Yao Qiao Road Shanghai 200030 Ph 86 21 6426 8111 Fax 86 21 6426 7054 USA Delaware 455 Corporate Blvd Newark DE 19702 Ph 302 456 4400 Fax 302 456 4444 AMETEK Beijing CITIC Building Room 2305 19 Jian...

Страница 3: ...Filter Flame Arrestor Optional 2 Sensor Mounting 3 Division 2 Option 3 Gas Requirements and Connections 7 RCU Installation Option 7 Control Unit Mounting 9 Wiring 12 General Wiring and Conduit Require...

Страница 4: ...14 Set Current Range 15 Set Track Hold Option 16 Set Current Mode 17 Output Filtering Option 17 Select Function 18 Alarm Key 19 Overview of Alarm Functions 20 Alarm Set Points 20 Alarm Configure 22 Re...

Страница 5: ...ected 2 Primary Calibration 2 System Calibrating 2 System Verifying Cal 2 Error Messages 3 Diagnostics Checks 5 Wiring Checks 6 Thermocouple Checks 6 Calibration Aspirator Setup Checks 8 AC Power Chec...

Страница 6: ...ication Commands 4 Responses 6 Variable Table 7 Sample Program 24 Starting Monitoring a Calibration An Example 25 Menu Option Charts Current Outputs Other Applications Powering Current Outputs from an...

Страница 7: ...p to 5 kV may be present in the analyzer housings Always shut down power source s before performing maintenance or troubleshooting Only a qualified electrician should make electrical connections and g...

Страница 8: ...n off power before replacing or wiring modules Warning explosion hazard do not disconnect equipment unless power has been switched off or the area is known to be nonhazardous For the Division 2 Insitu...

Страница 9: ...dential trash The Wheelie Bin marking on this product is a reminder to dispose of the product properly after it has completed its useful life and been removed from service Metals plastics and other co...

Страница 10: ...s EN 55011 1998 Class A ISM Equipment EN 61000 3 2 1995 Class A Harmonic Current Emission EN 61000 3 3 1995 Limitation of Voltage Fluctuations Safety Compliance UL 3101 1 UL Listed Inspection and Meas...

Страница 11: ...e or improper use Misuse or abuse of the equipment or any part thereof shall be construed to include but shall not be limited to dam age by negligence accident fire or force of the elements Improper u...

Страница 12: ...xii Thermox Series 2000 WDG Insitu This page intentionally left blank...

Страница 13: ...o nents in the field While the outer protection tube remains in the process the inner tube structure that houses the oxygen cell and furnace thermo couple assembly can be easily removed See Figure 1 1...

Страница 14: ...ead w Cell Clip white insulation on flange end U Bolt Sheet Metal Plate Heater 10 32 Screw FRONT VIEW TOP VIEW Inner Tube Flange Negative Lead w Cell Clip blue insulation on flange end Heater Center H...

Страница 15: ...AC mains connected to the sensor This board also provides cold junction compensation to the thermocouple circuit The Oxygen Measuring Cell The sensing element itself is a closed end tube or disk made...

Страница 16: ...software calcula tion The oxygen content is then determined from the Nernst equation E In RT 4F O1 O2 where R and F are constants T is absolute temperature and O1 and O2 are the oxygen partial pressur...

Страница 17: ...less oxygen than is actually in the gas net oxygen content Common Operator Errors There are some common errors to avoid If they are avoided your ana lyzer will operate with a minimum of maintenance an...

Страница 18: ...it and the sensor as shown in the intercon necting drawings The specified cable must be used to ensure proper operation of the system Keep the interconnecting located in the control unit as short as p...

Страница 19: ...to provide this information when receiving service Cell millivolts Thermocouple millivolts Cell temperature See the Display section in the Controller User Interface chapter for help on how to display...

Страница 20: ...1 8 Thermox Series 2000 WDG Insitu Analyzer This page intentionally left blank...

Страница 21: ...nostics Watchdog timer and service alarms System test for A D RAM EEPROM and keypad Display Line 4 reserved for full text error and diagnostic mes sages Twenty entry event log Calibration Oxygen cell...

Страница 22: ...5 F to 160 F 20 C to 70 C 5 F to 140 F 20 C to 60 C with Div 2 Option Relative Humidity 0 to 90 non condensing IEC Installation Overvoltage Category II IEC Pollution Degree 2 Max Altitude 5000 meters...

Страница 23: ...sure UL Type 4X NEMA 4X Environment Ambient Temperature Humidity Max Altitude IEC Installation IEC Pollution Degree 2 18 C to 60 C 0 4 to 140 F 0 to 90 non condensing 2000 Meters Category II System Co...

Страница 24: ...2 4 Thermox Series 2000 WDG Insitu Analyzer This page intentionally left blank...

Страница 25: ...avoid plugging problems Analyzer Location Observe the following guidelines when selecting an analyzer installation loca tion 1 Select a readily accessible position for the analyzer to allow for routi...

Страница 26: ...e probe do the following 2 Unscrew the busing from the end of the probe then screw the filter onto the end of the probe and tighten see Figure 3 1 for help 3 Loosen the filter protector and slide it o...

Страница 27: ...process Insulate the pipe nipple with at least 1 inch thick 2 54 cm weatherproof insulation If the pipe nipple is more than 4 inches long 10 16 cm it should be heat traced Division 2 Option If you pur...

Страница 28: ...3 4 Thermox Series 2000 WDG Insitu Analyzer Figure 3 2 Insitu senor mounting...

Страница 29: ...Installation and Start Up 3 5 Figure 3 3 Division 2 Option mounting FLUE GAS ANALYZER WDG INSITU O2 Figure 3 4 Division 2 Option connections...

Страница 30: ...3 6 Thermox Series 2000 WDG Insitu Analyzer Figure 3 5 WDG Insitu cal gas inlet Figure 3 6 RCU mounting dimensions with Z Purge...

Страница 31: ...to a vertical surface in a convenient location The maximum ambient temperature for the RCU is 160 F 70 C Mount the unit as close as possible to the sensor Shorter calibration plumbing improves respons...

Страница 32: ...3 8 Thermox Series 2000 WDG Insitu Analyzer Figure 3 7 RCU calibration connections with Z Purge Figure 3 8 RCU flow diagram...

Страница 33: ...ows the panel mounting dimen sions for the Series 2000 weatherproof enclo sure Use 1 4 diameter fasteners to mount the control unit to the panel Figure 3 9 Series 2000 weatherproof panel mount Weather...

Страница 34: ...classified as nonhazardous Z purge shutdown procedure Remove power from the control unit for one hour while maintaining purge air flow before door is opened unless the area is demonstrated to be nonh...

Страница 35: ...95 12 57 General Purpose 19 Rack Figure 3 13 shows the mounting dimen sions for the Series 2000 general pur pose 19 rack mount enclosure Use 10 screws to mount the control unit to a rack whose holes a...

Страница 36: ...ard is 180 degrees from this view To access the wiring card for all general purpose versions of the control unit unscrew the four screws on the wiring card chas sis cover plate For the weatherproof ve...

Страница 37: ...distances through conduit General Wiring and Conduit Requirements This section describes general wiring and conduit requirements Sensor wiring conductors must be rated at a minimum of 80 C All other w...

Страница 38: ...nals from reaching the control unit The Series 2000 control unit can operate using between 85 to 250 volts AC 47 to 63 Hz There is no power switch or circuit breaker on the control unit and it must be...

Страница 39: ...sted pair cable in rigid metal conduit or use twisted pair cable with an overall braided shield All cable shields or conduits connecting to the control unit must be chassis grounded EMC grounding meth...

Страница 40: ...ND STUD METHOD Shield Terminal Ring Conduit Housing Cable Shield s Max Length 1 inch Conduit Nut Quick Disconnet 1 4 Capacitor Conduit Nut Cable Shield s Max Length 2 inches Nut Washer Ring Terminal C...

Страница 41: ...he load as possible Examples of transient suppressors include MOVs TRANSORBs and RC snubbers AC mains supply wiring should not be run in the same conduit with mains supply wiring that feeds heavy indu...

Страница 42: ...the sensor Follow the connection instructions for the applicable options for your analyzer All sensor connections require that you access the sensor board see Figure 3 18 Sensor cabling must be twist...

Страница 43: ...tion of AC power These markings are for reference purposes only such as for use on system wiring diagrams etc The system product has or needs no specific LINE or NEUTRAL connection for any function sa...

Страница 44: ...3 20 Thermox Series 2000 WDG Insitu Analyzer Figure 3 19 Sensor connections...

Страница 45: ...urrent outputs 1 and 2 are capable of driving up to 1200 ohm loads The standard control unit with no options provides two current outputs These two current outputs 1 and 2 are isolated from the contro...

Страница 46: ...roller User Interface chapter for complete information on the watchdog timer alarm The watchdog alarm contacts are normally closed during system operations deactivated A watchdog event triggers these...

Страница 47: ...Installation and Start Up 3 23 ALARM 3A ALARM 4A ALARM 3B ALARM 4B Figure 3 21 Series 2000 alarm connections example...

Страница 48: ...the remote calibration unit RCU option skip this section Remote Calibration Unit RCU wiring connections between the Series 2000 control unit wiring card and the RCU are as shown in Figure 3 22 ZERO 1...

Страница 49: ...ther than the control unit For this option to work you must have a remote calibration unit and an auto calibration card The system monitors the digital input and when the switch closes it sends the sy...

Страница 50: ...all the 2 wire pluses and all the 2 wire minuses in parallel with all the devices in a daisy chain fashion including all the control units on the network and the host computer In addition on the host...

Страница 51: ...Installation and Start Up 3 27 Figure 3 23 Series 2000 2 Wire RS 485 communications connections...

Страница 52: ...re termination resistor The Series 2000 Control Unit is equipped with termination resistors that can be used for the last control unit on the network The switch settings are SW1 1 ON SW1 2 ON SW1 3 ON...

Страница 53: ...Installation and Start Up 3 29 Figure 3 24 Series 2000 4 wire RS 485 communication connections...

Страница 54: ...l unit This section shows you how to install an option card if you later add that option to the control unit This section also shows you how to access the display module and power supply keypad module...

Страница 55: ...dding an Option Card Do the following to add an option card to the Series 2000 control unit this in cludes the auto calibration card or the combustibles card 1 Open the access door below the display m...

Страница 56: ...3 32 Thermox Series 2000 WDG Insitu Analyzer Sensor Wiring Schematic Figure 3 26 provides and overall sensor wiring schematic for the WDG Insitu Figure 3 26 Sensor wiring schematic...

Страница 57: ...trol unit display and keypad Control Unit Display You can view different types of information on the main control unit display The first three lines of the display display user defined informa tion pr...

Страница 58: ...t For example if you select the Display option from the Setup key and then select Display Line 1 the current choice on display line 1 will have an asterisk in front of it for example oxygen If all men...

Страница 59: ...disabled If you don t want to enable a system password you can skip this section You can also use this menu option to disable the password requirement Setting up a system password If you have forgott...

Страница 60: ...Pressure Select a positive or negative process pressure Enter process pressure value System Tests Perform internal diagnostics on Series 2000 System Serial View serial and manufacturing number for the...

Страница 61: ...y Line 2 or Display Line 3 de pending on where you want to place the information 3 Select the type of information you want to place on the display line Entering User Text The Down arrow found on the t...

Страница 62: ...re Setting up process pressure 1 From the Setup key menu select Process Pressure 2 Select Positive Pressure or Negative Pressure You are prompted to enter your system process pressure Pressure xxx x k...

Страница 63: ...m start up Test Digital In Allows you to test the system digital input Erase RAM Allows you to erase all RAM memory locations Erase EEPROM Allows you to erase internal EEPROM memory locations if your...

Страница 64: ...ent However if you perform a primary calibration incor rectly or if the cell really starts to deteriorate the actual cell response to calibra tion gas will drop off The primary calibration is a way to...

Страница 65: ...a 50 C ambient the voltage should be 32 125 772 C 2 02 mV 50 C 30 1 mV If you add in the compensation voltage for 50 C the voltage at terminals 5 and 6 should be 30 1 mV 12 05 mV 42 15 mVs which shoul...

Страница 66: ...Cal Initiate Verify section in Chapter 5 for help on how to perform the calibration If you have the combustibles option during a primary calibration the system will not use the combustible span gas to...

Страница 67: ...rol Unit Selecting the wrong sensor will damage sensor components and could invalidate your warranty coverage SENSOR OPERATING TEMPERATURE C Insitu Probe Normal Cell Range High Cell mV Range 615 650 W...

Страница 68: ...re using to communicate Choices are 300 600 1200 2400 4800 and 9600 baud Node Address Allows you to define the physical address for the control unit between 0 and 255 on a network so the host computer...

Страница 69: ...with this option All functions in this chapter are directed to a specific analog output port ANALOG KEY FUNCTIONS OPTIONS Set Current Range Define what information should be sent to the analog output...

Страница 70: ...I OUT 2 If you have the combustibles card option analog output port 3 is labeled IOUT3 and analog output port 4 is labeled IOUT4 Analog output ports 3 and 4 can only be used for combustibles or metha...

Страница 71: ...tion for help on choosing either a 0 to 20 mA or 4 to 20 mA scale Setting the current range 1 Select an analog output port 2 From the Analog Range key menu select Set Current Range You will be prompte...

Страница 72: ...1 Select an analog output port 2 From the Analog Range key select Set Track Hold You can choose to either hold process readings or track calibration readings on the analog output port Separate choice...

Страница 73: ...owing will then appear on the display Out y is set for 4 20 ma or Out y is set for 0 20 ma Output Filtering Option Filter out quick transitions in readings to allow a smoother analog output Setting ou...

Страница 74: ...volts Selecting the function 1 Select an analog output port 2 From the Analog Range key select Select Function 3 Select the function you want the analog output port to track The Series 2000 control un...

Страница 75: ...e Watchdog Timer and Service alarms and are not software selectable Oxygen alarms are all disabled during a primary or regular calibra tion In addition alarms are disabled during start up until the se...

Страница 76: ...of calibrations or verifications Alarms 1 and 2 are reserved for Watchdog and Service alarms and are not software selectable They always de energize on alarm FAIL SAFE Alarm Set Points Set alarm limi...

Страница 77: ...will be prompted to define the Alarm 3 set point value this option won t appear if Alarm 3 is set to activate based on the start of a calibra tion or verification see the Select Function section in t...

Страница 78: ...Configure All Series 2000 control unit relays are Form A normally open contacts You can use the software to set whether these alarms should close on an alarm condition energize on alarm or open on an...

Страница 79: ...r Alarm3 Cal Verify depending on whether Alarm 3 should be associ ated with oxygen levels or with the start of a calibration or verifi cation or with the start of a calibration or verification or both...

Страница 80: ...e Setup key for a long enough time will cause a watchdog This will indicate as a beep after the system restarts after releasing the reset keys Exception Log The exception log provides a history of the...

Страница 81: ...Figure 5 1 Calibrate Key menu options All oxygen alarms are disabled during calibrations or verifications and the recovery time after a calibration or verification You can set whether analog outputs...

Страница 82: ...erify operations are often used to check that the instru ment is running within required tolerances On the other hand during a calibration software algorithms adjust the difference between the current...

Страница 83: ...four hours every two days etc The system cali brates itself at those predefined times You can also use a digital input to activate an automatic calibration see the Remote Calibration Unit Connections...

Страница 84: ...as values Inject Cal Gas Set pressure and flow to RCU gases with out performing a calibration or verification Set Cal Timers Set Auto Timers applies only for auto cal operations with RCU except for se...

Страница 85: ...options This chapter section is divided into discussions on automatic remote and manual calibrations or verifications Auto Calibrate Auto Verify Before you can start an auto calibration or verificati...

Страница 86: ...r verification do the following 1 Enter the calibration gas values to match the span and zero calibration gas cylinders you intend to use to calibrate verify your system These values are referred to i...

Страница 87: ...s ENTER to Zero 5 Press Enter when the zero gas reading s on the left of the display stabi lizes The reading on the far right of the first display line shows the setpoint value you entered for the O2...

Страница 88: ...en you have applied the calibration gas O2 xx x Set xx x Press ENTER to Span 5 Press Enter when the O2 reading on the far left of the first display line stabilizes The reading on the far right of the...

Страница 89: ...covery xx xx System Calibrating The system then returns to monitoring process readings Be sure to reinsert the 1 4 tube cap on the calibration inlet port on the sensor once you have completed the manu...

Страница 90: ...ation gas value and the calibration gas values read by the system Both the latest calibration and verification data will be stored in memory 1 From the Calibrate key menu select Cal Verify Data 2 Sele...

Страница 91: ...as Values option from the Calibrate key menu 4 Press Enter The time when the calibration or verification was completed will then ap pear on the display End time hr mm End date mm dd yr If the date or...

Страница 92: ...as value 1 From the Calibrate key menu select Cal Gas Value You are prompted to enter the span gas value Span Gas xx xx O2 New Value 2 Enter the span gas value then press Enter You can also include a...

Страница 93: ...display indicating that the RCU has introduced the span gas to the sensor Span gas is flowing You will be prompted to press Enter when you have manually set the pressure and flow for the span gas ENTE...

Страница 94: ...l gases should flow through the sen sor during automatic calibrations or verifications Recovery Duration Define a recovery duration during which time the sensor switches from measuring calibration gas...

Страница 95: ...n what you selected Cal Cycle 01 days New Value xx 4 Enter the number of days or hours for the automatic calibration or verify cycle As you enter the values they overwrite the XXs on the display To en...

Страница 96: ...month the day the year then press Enter If the current date is correct press Enter without changing the value Set Cal Timers Auto Cal On Off Disable or re enable the auto calibration or auto verifica...

Страница 97: ...time frame to be certain that the gas has stabilized 1 From the Set Cal Timers menu option select Cal Gas Duration You will be prompted to enter the new span gas duration time O2 Span Time xx yy Ente...

Страница 98: ...example your low alarm is set to activate if readings fall below 3 and your calibration gas is 2 This menu option applies to all automatic remote and manual cali brations and verifications 1 From the...

Страница 99: ...o always use gloves when working on the sensor This chapter describes Series 2000 control unit system and error messages It also provides troubleshooting assistance System and error messages appear on...

Страница 100: ...e will not clear from the display by remov ing and restoring power to the control unit If you see this message select the Calibrate key and perform a calibration Cal Verify Aborted The verification wa...

Страница 101: ...able limits this message displays to indicate the primary calibration has failed This message could indicate one of the following problems Calibration gas setup problem Process pressure incorrectly en...

Страница 102: ...t failure message can be the result of one of the following problems Shorted thermocouple Faulty interconnecting wiring Control unit display module failure Sensor board failure If this message is soon...

Страница 103: ...volts and cell millivolts be displayed during troubleshooting as a troubleshooting aid see the Display section in Chapter 4 for help on how to display these items This information will be helpful shou...

Страница 104: ...thermocouple from the sensor and heat its ceramic tip to a known temperature Measure the millivolt output with a proper temperature indicating meter type K thermocou ple If the thermocouple reads inac...

Страница 105: ...mperature by this value to come up with the furnace temperature set point NOTE The cell thermocouple compensation circuit on the 80471SE 80485SE 80467SE and 80505SE sensor boards is different in compa...

Страница 106: ...rmally open solenoid the aspirator air solenoid All other solenoids are normally closed Problems with the RCU are usually as follows Plumbing Leak To check for plumbing leaks disconnect power from the...

Страница 107: ...ontrol unit display Then add a one minute buffer to each of these times Also make sure the cylinder regulators are set to the correct pressure See the Flow Section of the System Interconnect Drawing f...

Страница 108: ...n the measured voltage will be between 5 and 15 VDC If this furnace drive signal is present reset the power to the control unit and see if this solves the problem If this doesn t solve the problem rep...

Страница 109: ...ibration gas correctly it indicates either leaking or plugged plumbing If your analyzer doesn t respond properly to the calibration gas This may indicate a problem with the cell Before replacing the c...

Страница 110: ...gas for example nitrogen or pure oxygen being sure to avoid the area over the top of the cell 1 Use a piece of tygon or plastic tubing with a 1 8 stainless steel nozzle to apply the gas from a cylind...

Страница 111: ...e having problems and your process is under positive pressure these intentional leaks will need to be sealed Plugged Plumbing Check Exercise care when working on the sensor Allow the unit to cool and...

Страница 112: ...o activate the appropriate solenoid LEDs are clearly labeled on the auto calibration card 1 is on the far right of the card as you look at it LED Process When Lit 1 In Calibration System is in calibra...

Страница 113: ...ally OFF Over temperature shut down has been activated OFF No 15 Volt DC power provided to sensor board from control unit DS2 Sensor enclosure internal temperature monitor OFF Oxygen only system no RT...

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Страница 115: ...hour This chapter is divided into the following sections Inner Probe Assembly Removal Cell Replacement Thermocouple Replacement Sensor Board Replacement RCU Remote Calibration Unit Solenoid Valve Repl...

Страница 116: ...ou will first have to slightly pull out the probe handle The inner probe assembly will remain hot even though the power has been removed from the system Allow at least one hour for the probe to cool a...

Страница 117: ...sembly inspect the gasket for dam age If it is damaged replace the gasket FRONT VIEW Flange Handle SIDE VIEW Protective Tube Inner Probe Assembly Chasis Ground Wire Sensor Board 8 32 Screw 8 32 Nut 10...

Страница 118: ...ad wire For example if the white cell lead wire is positioned at 3 o clock place a mark at 3 o clock on the left hex nut of the cell assembly and inner probe assembly See Figure 7 1 for the location o...

Страница 119: ...lide the two white and blue cell leads out of the sheet metal plate Once you pull out the cell assembly slide the heater inside the cell to support the cell 8 Locate the cell clip that is closest to t...

Страница 120: ...d w Cell Clip white insulation on flange end U Bolt Sheet Metal Plate Heater 10 32 Screw FRONT VIEW TOP VIEW Inner Tube Flange Negative Lead w Cell Clip blue insulation on flange end Heater Center HTR...

Страница 121: ...ic washer over the open end of the cell 6 Slide the cell clips off of the heater 7 Slide the cell assembly over the heater so the cell clips align with the open end of the cell Ensure that the heater...

Страница 122: ...n the flange end slide the sheet metal plate over the ceram ic tubes that contain the cell leads Figure 7 3 14 Orient the probe so that the cell assembly end is on your right and the sheet metal plate...

Страница 123: ...inner probe assembly until the marks you placed on the heater in Step 2 of the removal section align with the U bolt Tighten the U bolt using a 3 8 nut driver 19 Reinstall the probe into the process...

Страница 124: ...he plasma sprayed end heater end The other spiders are placed every 12 inches thereafter Replacing the Heater 1 Slide the new heater through the spiders being careful to avoid con tact with the white...

Страница 125: ...removed from the control unit and sen sor 2 Disconnect all wires from the sensor board 3 Remove the two screws holding the triacs to the case upper right corner of the board 4 Remove the remaining th...

Страница 126: ...noid Valve Replacement Figure 7 7 shows the location of the zero and span solenoid valves on the O2 only remote calibration unit Port 1 Port 2 O2 Span Solenoid Valve Aspirator Solenoid Valve Zero Sole...

Страница 127: ...Solenoid Valve 36034JE O2 Zero Gas Solenoid Valve 36023JE Flow Meter 37030JE Control Unit Display Module 90219VE Power Supply Keypad Module 90253VE Auto Calibration Card 80436SE Backplane Assembly 80...

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Страница 129: ...ed at 9600bps The communication protocol is a basic master slave command response protocol The master initiates each communication transfer There is one master on the communication line but there can...

Страница 130: ...CII A Z upper case only Data is a string of characters whose meaning depends on the command see below and where the number of characters returned also depends on the command Limit is 20 characters The...

Страница 131: ...the variable A simple acknowledge is returned if the command was accepted Read Date and Time M This command is used to read the dates and times stored in the analyzer The data consists of a single dig...

Страница 132: ...Data Format J This command is used to check how data is output through the serial link For each variable that is accessible through the Read Number and Write Number commands a string is returned that...

Страница 133: ...he Series 2000 software Command List The following command letters are available Letter Description A Echo B Bad Command C Acknowledge F Read Number G Calibrate H Write Number J Data Format Series 200...

Страница 134: ...A Data n characters Checksum 2 hex ASCII characters End Character Examples A Simple acknowledge AFF0050 Acknowledge with data Failure All failure responses start with a N followed by a two hex digit f...

Страница 135: ...re use IQ bit 1 Future use bit 2 Future use bit 3 Future use bit 4 Power Down Detected bit 5 Watchdog Failure bit 6 Detector B Fault IQ bit 7 Detector A Fault IQ bit 8 Combustble cal error bit 9 Metha...

Страница 136: ...tion enabled only for RSS bit 5 auto verify time is set an auto verify will happen at the set time if the auto verify is enabled bit 6 auto verify timer is enabled if this is enabled an auto verify wi...

Страница 137: ...alarm If not they deenergize bit 9 auto calibration time is set an auto calibration will happen at the set time if the auto calibration is enabled bit 10 auto calibration timer is enabled since this...

Страница 138: ...acks during verify 0 is hold analog output during verify bit 6 analog output 2 set for 0 to 20 ma 0 is 4 to 20 ma bit 7 Future use bit 8 analog output 3 tracks during calibration 0 is hold analog outp...

Страница 139: ...utput 4 set for 0 to 20 ma 0 is 4 to 20 ma bit 7 Future use bit 8 analog output 1 tracks during calibration 0 is hold analog output 1 during calibration bit 9 analog output 1 tracks during verify 0 is...

Страница 140: ...ombustibles 18 combustible voltages IQ 20 methane voltages IQ 22 time and date 24 user text S2 AF Ratio IQ 26 WOBBE IQ R W 07 07 Line3_flg What is displayed on line 3 of the display 0 blank line 2 oxy...

Страница 141: ...ple mv IQ 3 cell mv IQ 4 thermocouple mv S2 box temp IQ 5 combustibles IQ 6 cell mv S2 methane IQ 7 AF Ratio IQ 8 WOBBE IQ R W 10 16 Out3_flg What analog output 3 corresponds to 0 oxygen IQ 1 cell tem...

Страница 142: ...alue is always in percent R W 1F 31 Alm4_value alarm setpoint for Alarm 2IQ Oxygen alarm setpoint for Alarm 4 S2 Value is always in percent R W 20 32 Alm5_value Combustibles PPM alarm 5 setpoint S2 Al...

Страница 143: ...ation Read only 35 53 Cal_zero Oxygen zero gas reading from last calibration Read only 36 54 Ver_cgas2 Oxygen setpoint value used during last verify Read only 37 55 Ver_zero Oxygen zero gas read durin...

Страница 144: ...erence voltage reading for Combustibles channel Read only 51 81 Cmbact Active voltage reading for Combustibles channel Read only 52 82 Cmbgnd Ground reading for Combustibles channel Read only 53 83 Mt...

Страница 145: ...it 6 high combustible alarm 2 IQ bit 7 high methane alarm 2 IQ bit 8 high oxygen alarm 3 IQ bit 9 low oxygen alarm 3 IQ bit 10 high combustible alarm 3 IQ bit 11 high methane alarm 3 IQ bit 12 Future...

Страница 146: ...s flowing 1st time 5 Step func Span gas flowing 6 Step func Zero gas flowing 7 Step func Process gas flowing 2nd time 0x80 User Aborted Cal set from abort to recovery completed 0x81 Recovery Period if...

Страница 147: ...it 10 high combustible alarm 3 bit 11 high methane alarm 3 bit 12 Future use bit 13 Out of Range for SA F sensor bit 14 Future use bit 15 Future use Read only Alarm_flags S2 Which oxygen alarm has bee...

Страница 148: ...ed S2 bit 3 Methane detector installed IQ 3 in 1 option installed S2 bit 4 Dig ma module installed IQ bit 5 HART module installed IQ bit 6 RS485 module installed IQ bit 7 3 span value RCU IQ Invalid o...

Страница 149: ...e gas if 3 span value RCU installed 4 Process gas R W 74 116 Node_Addr The current node address R W 75 117 Read only 76 118 Cmbsens Combust sensitivity associated with the last calibration Read only 7...

Страница 150: ...n number 9 see Exception Chart Read only 89 137 Excep_10 Exception number 10 see Exception Chart Read only 8A 138 Excep_11 Exception number 11 see Exception Chart Read only 8B 139 Excep_12 Exception n...

Страница 151: ...Auto Verify Pending 1D System Calibrating 1C System Verifying Cal 1B Calibration Aborted 1A Cal Verify Aborted 19 T C Circuit Failure 18 Thermocouple Failure 17 Calibration Required 16 Excessive Cal...

Страница 152: ...t OPEN COM2 9600 N 8 1 FOR RANDOM AS 1 String to be sent T 08 Address of the analyzer Address 0 Build the message M HEX Address F T M M Checksum M Continue sending message until key pressed Assumes th...

Страница 153: ...nowledge is returned A the calibration command is ac cepted If not accepted the sensor may not be at a proper operating temperature or may already be performing a system calibration 4 Read the Gas_ctr...

Страница 154: ...A 26 Thermox Series 2000 WDG Insitu Analyzer This page intentionally left blank...

Страница 155: ...ng number for Series 2000 Primary Calibration Perform an automatic remote or manual primary calibration Sensor Configuration Select sensor type Communications Define communications parameters Table B...

Страница 156: ...tion Start of Verify Start of Calibration or Verify Exception Log N A Table B 3 Alarm Key menu ALARM NUMBER FUNCTION Select Function Alarm Configure Relay Configure Alarm 3 O2 Cal Start Verify Start C...

Страница 157: ...only for auto cal operations with RCU except for setting time and date Set control unit time date Enable or disable auto cal cycles Set cal gas times for auto cal verify operations Define recovery dur...

Страница 158: ...B 4 Thermox Series 2000 WDG Insitu Analyzer This page intentionally left blank...

Страница 159: ...the Series 2000 control unit display module is used to allow you to define which power source to use If JP2 is in factory default the control unit uses the internal supply to power the current output...

Страница 160: ...r current output 4 Jumper JP2 on the combustibles card allows you to define which source to use to power current output 3 If the jumper is in factory default the control unit uses its own power supply...

Страница 161: ...Red together using a diode from each power supply positive terminal diode anode to power supply to the VEXT1 2 terminal The power supply minuses would be tied together and connected to one side of the...

Страница 162: ...es 2000 WDG Insitu Analyzer Skip this section if you don t measure combustibles In addition both of the combustibles current outputs can be used in a modulation scheme using the following VEXT3 VEXT4...

Страница 163: ...s any custom drawings or instructions you have ordered If you didn t order any cutome options the standard Intercon nect drawing is provided If you ordered special options the drawings or special inst...

Страница 164: ...D 2 Thermox Series 2000 WDG Insitu Analyzer This page intentionally left blank...

Страница 165: ...SPAN GAS SETPOINT 20 90 O2 ZERO GAS SETPOINT 2 COMB SPAN GAS SETPOINT 1600 PPM METHANE GAS SETPOINT 2 00 AUTO CAL CYCLE TIME 8 00 AUTO CAL CYCLE FREQ 1 DAY AUTO VERIFY CYCLE TIME 9 00 AUTO VERIFY CYCL...

Страница 166: ...TPUT 2 FUNCTION OXYGEN CURRENT MODE RANGE 4 TO 20 MA 0 25 TRACK HOLD CAL VERIFY TRACK TRACK OUTPUT FILTER 2 100 OUTPUT 3 FUNCTION COMBUSTIBLES CURRENT MODE RANGE 4 TO 20 MA 0 2000PPM TRACK HOLD CAL VE...

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