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MVX-II Transmitter User Manual
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1. CAMERON Measurement Systems NUFLO M MVX II Transmitter User Manual Manual No 30165003 Rev 01 Important Safety Information Symbols used in this manual WARNING This symbol identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Terms used in this manual Caution Indicates actions or procedures which 1f not performed correctly may lead to personal injury or incorrect function of the instrument or connected equipment Note Indicates actions or procedures which may affect instrument operation or may lead to an instrument response which is not planned Svmbols Marked on Equipment N Attention Refer to manual E Protective earth ground Technical Support Contact Information Cameron International Corporation 14450 John F Kennedy Blvd Houston TX 77032 Phone 1 800 654 3760 281 582 9500 Fax 281 582 9599 Trademarks NuFlo is a trademark of Cameron International Corporation MV X is a registered trademark of Cameron International Corporation Modbus is a registered trademark of Modbus Organization Inc Windows is a registered trademark of Microsoft Corporation 2007 Cameron International Corporation Cameron All information contained in this publication is confidential and proprietary property of Cameron Any reproduction or use of these instructions drawings or photographs without the expr
2. Direct Connect C Select Unit ID Connect February 2007 Page 4 7 Section 4 Section 5 Configuring the MVX0 11 Transmitter Introduction The MV X II is fully operational upon installation However a user typically configures the MV X II to meet the requirements of a specific application Configuration tools are accessed through the Configuration section of the Main screen see Figure 4 2 This section contains instructions for the following tasks e changing the unit ID and serial number of the MV X II e specifying atmospheric pressure e changing engineering units for static pressure differential pressure and process temperature e changing communication parameters e changing operating ranges for static pressure differential pressure and process temperature e enabling and changing the override values for static pressure differential pressure and process temperature e generating a configuration report Important When making changes to data fields the background of the field will change to yellow This is a reminder to the user that this data has been changed but not written to the MVX Il To make the changes effective the user must press Apply When a new entry is written to the MVX II the data field reverts to its original appearance Changing Unit ID Serial Number Go To Main Screen Device Parameters Device Parameters A al The unit ID and serial number of the MVX Uni A A F z erial Number CT II is sh
3. RTD CONNECTIONS 8 28 VDC B A RS 485 B GND Figure 2 6 Terminal board wiring diagram O TERMINAL BOARD O ER TX 1B1 3 TX TB1 4 COM TB1 5 Part No 101283116 RS ABS POW FTE EI RS 232 9 PIN CONNECTOR Part No 100025195 RS 232 25 PIN CONNECTOR Figure 2 7 Wiring diagrams for 9 pin and 25 pin RS 485 to RS 232 converters February 2007 Page 2 7 Section 2 2 WIRE 3 WIRE RED JUMPER p JUMPER WIRE RTD WIRE AT Ds RTD WHITE JUMPER RTD WIRE WHITE WHITE Figure 2 8 Wiring diagrams for 2 wire 3 wire and 4 wire RTDs Terminal Board Connections for Flow Computer Communications When the MV X II has been fully configured and calibrated the transmitter may be disconnected from the laptop or PC and reconnected to a flow computer To wire the MV X II for communication with a flow computer perform the following steps 1 Disconnect the RS 485 converter wiring from Terminals 3 4 and 5 on TBI 2 Pull the wiring through the conduit opening to remove it from the housing 3 Route the A and B leads from the flow computer through the conduit opening and connect to Terminals 3 and 4 on TBI If shielded cable is used for these connections the shield shall be open at the MV X II and grounded at the flow computer The arrangement of these connections may vary depending on the flow computer manufacturer 4 Replace the cover on the enclosure and hand tighten until t
4. o 0 0 1 1 point offsset correction default method 0 0 1 0 2point slope and intercept correction 0 9 ft 3 Ko 9 o o Ko 9 Bem 1 X X X Previous Calibration 1 use previous 0 use current Appendix A Page A 16 February 2007 Time1 Bit Bit Bit Bit Bit 4 3 2 1 0 Bit Bit 8 7 Bit Bit 6 5 Bit LE Bit 12 Bit 11 Bit 10 Bit Reserved Month Reserved CL Day Time register contains the month and day of the time of calibration The month is contained in bits 8 through 11 and has values ranging from 1 to 12 The day is contained in bits 0 through 4 and has values ranging from 1 to 31 For example if the calibration time is December 15 2002 at 8 50 07 PM the value of OCOF hexadecimal will be read from register Timel for the month and day Time2 14 13 12 11 10 9 8 7 6 5 4 3 2 1 Time2 register contains the year and hour of the time of calibration The year is contained in bits 8 through 14 and has values ranging from 0 to 99 The year is represented as the calendar year 2000 The years represented by the device range from 2000 to 2099 The hour is contained in bits 0 through 4 and has values ranging from 0 to 23 For example if the calibration time 1s December 15 2002 at 8 50 07 PM the value of 0214 hexadecimal will be read from register Time2 for the year and hour Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit el
5. Appendix A Page A 12 February 2007 a Calibration Parameter Registers Register Description Data Access Notes Number Type 41202 PT Calibration Point 3 Raw Value FP R W 41203 Flash 41204 PT Calibration Point 4 As Found FP 41205 41206 PT Calibration Point 4 As Left FP 41207 41208 PT Calibration Point 4 Raw Value FP R W 41209 Flash DEBE 41210 PT Calibration Point 5 As Found 41211 41212 PT Calibration Point 5 As Left 41213 41214 PT Calibration Point 5 Raw Value F R W 41215 Flash 41216 Previous Calibration Method BITF R W See Calibration Flash Method page A 16 Previous DP Calibration Time Stamp 41217 41218 41219 41220 Previous DP Calibration Point 1 41221 As Found 41222 Previous DP Calibration Point 1 41223 As Left 41224 Previous DP Calibration Point 1 41225 Raw Value See Time1 Time2 and Time3 page A 17 41226 Previous DP Calibration Point 2 41227 As Found 41228 Previous DP Calibration Point 2 41229 As Left 41236 Previous DP Calibration Point 3 41237 Raw Value 41238 Previous DP Calibration Point 4 41239 As Found 41240 Previous DP Calibration Point 4 41241 As Left 41242 Previous DP Calibration Point 4 41243 Raw Value February 2007 Page A 13 Appendix A 41232 Previous DP Calibration Point 3 41233 As Found 41234 Previous DP Calibration Point 3 41235 As Left 41231 Raw Value Flash Register Number 41244 41245 41246 41247 41248 41249 41250 41251
6. In Active Corrected Value Cade 1 499 77 Current Process Temperature Date Time Method Units Status Point Applied Value 1 0 0 2 TOO 0 3 200 0 4 300 lt 0 5 Se Section 6 12 07 04 1459 34 4 Point F In Active Corrected Value Ud DA NES 20000 230045 Page 6 8 Sensor Raw Value PM Sensor EM Sensor 0 04 100 04 200 06 Raw Value 0 69 1497 21 Raw Value DLE 100 6 20049 SUL February 2007 Previous Differential Pressure 12 07 04 1 36 13 PM Date Time Method Units Status Point Applied Value d 0 00 2 OUO 9 LOGO 4 150 00 S 200 00 5 Point 10H20 4 638 E Active Corrected Value Oe O 00 1502 2005 Previous Static Pressure Date Time Method Atmospheric Pressure Unit Status Point Applied Value 1 0 00 2 S00 00 3 30500 4 15 200 90 e 14 900 00 0104 ea S BOLA 14 73 psia Active Corrected Value lig 300 a IAE LAIT Previous Process Temperature Date Time Method Unat Status Point Applied Value il DNO 2 BOO 3 1000 0 4 15040 5 ZOO February 2007 12 07 04 158 S POLNE E Active Corrected Value 0 og TOO ddr 2 0 Page 6 9 03 05 02 05 05 eO 81 45 66 ko 49 03 0 DD KO O 00 Sensor Raw Value O Se TO 1903 200 PM Sensor Raw Value 00 300 Jala To 59 n TR PM Sensor Raw Value Ox OD KOU Lod 200 4 03 05 02 05 D
7. SP Calibration Data Ready 0 1 0 DP Calibration Data Ready t 0 0 PTCalibration Data Ready February 2007 Page A 15 Appendix A Calibration Method registers 41116 and 41216 Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit 15 14 13 12 11 10 5 4 3 2 1 0 9 8 7 6 PT Pro sra sp2 sp1 spo DP3 DP2 DP DPO_ The DPF SP and PT bits define the calibration method for the respective channels The Factory Default Value for each channel is 0 Factory Calibration Differential Pressure Calibration Method Bits Bit2 Bit Bito 0 0 0 0 Factory Calibration o 0 o 1 1 point offset correction default method 0 0 1 0 2point slope andintercept correction o 0 1 1 eat LO 1 0 o 4t o Ko 1 0 1 j t o 1 X X X Previous Calibration 1 use previous 0 use current Static Pressure Calibration Method Bit7 Bite Bits Bit 0 0 o 0 Factory Calibration o 0 0 1 1 point offsset correction default method 0 0 1 2point slope and intercept correction Ko 0 1 J t at Ko 1 0 o et o Ko 1 po t jJ5pon 1 X X X Previous Calibration 1 use previous 0 use current Process Temperature Calibration Method Bit11 Bit10 Bito Bite 0 0 0 0 Factory Calibration
8. making sure it passes through the SI board and into the mount and hand tighten Reconnect the CPU to SI ribbon cable to the SI board connection Figure 7 2 Reconnect the sensor ribbon cable Reconnect the terminal board ribbon cable and reinstall the plastic cap for the connector Place the circuit board assembly back inside the enclosure using the finger grips in the mount to push the assembly into position 9 Replace the two screws in the mount 10 Replace the cover and hand tighten until the cover contacts the housing metal to metal PLE A d Important When replacing a CPU board the MVX II must be reconfigured and recalibrated prior to continued use See Section 5 and Section 6 of this manual for instructions Section 7 Page 7 4 February 2007 Appendix A MVX II Protocol Manual Register Table Version 1 00 Firmware Version 1 06 Introduction The communications protocol for the MV X II is in accordance with Modicon Inc RTU Mode Modbus as described in Modicon Modbus Protocol Reference Guide PI MBUS 300 Rev J June 1996 All registers are implemented as 4X or holding registers Reading registers is implemented via function code 03H Read Holding Registers or via function code 04H Read Input Registers Writing to registers 1s implemented via function code 06H Preset Single Register or via function code 10H Preset Multiple Registers The Modbus functions supported by the MVX II are as follows Function Code
9. 4 y a 5 a EE Page 4 6 Pari Papal Figure 4 3 Calibration Screens Curent Process Temper Cibi ion Method Factory Callate Diae Times 07 2 04 9H A2 AM hr Poni AppledVs Comet Val Hataw 1 a Ja fi 3i qo sy CIE T S du A a Poeun Frocerr Tempecstune C ibisbon Method 1 Por Data iT me rpm pup s gu pum pum a io aa dem Sr MA February 2007 Disconnecting From the MVX II 7 MVX II Main Help Press Return in the lower right corner of the Eg Main screen to disconnect from the MV X II Serial Number mew SO ftware Current Status Limit Condition Parameter Value MECN seres psig Differential Pressure inH20 68 F Process Temperature 100 0 E Diagnostics M Power Supply M Sensor Communications M Sensor Reading M Memory Status M Sensor Status Details Configuration Calibration Device Operating Configuration Ba Calibration Parameters Ranges Report Report A prompt will appear asking Are you sure NuFlo MVX Il you want to disconnect from this MV X II Are vau sure vou want bo disconnect From this Pvx IT Press No to return to the MV X II Main screen Press Yes to disconnect your PC from the MV X II and return to the Host Connection screen Press Exit to clear the Host Connection screen Host Connection and return to the PC operating system File Help Press Connect to reconnect to the MVX II PC Communications Port q Connection Type
10. 41252 41253 41254 41255 41256 41257 41258 41259 41260 41261 41262 41263 41264 41265 41266 41267 41268 41270 41271 41272 41273 41274 41275 41276 41277 41278 41279 41280 41281 41282 41283 41284 41285 Appendix A Calibration Parameter Registers Description Data Type Previous DP Calibration Point 5 As Found Previous DP Calibration Point 5 FP As Left Previous DP Calibration Point 5 FP Haw Value Previous SP Calibration Time Stamp Previous SP Calibration Point 1 As Found Previous SP Calibration Point 1 As Left Previous SP Calibration Point 1 Haw Value Previous SP Calibration Point 2 As Found Previous SP Calibration Point 2 As Left Previous SP Calibration Point 2 Haw Value FP FP FP FP FP FP Previous SP Calibration Point 3 As Found FP FP FP FP FP P Previous SP Calibration Point 3 FP As Left Previous SP Calibration Point 4 As Found Previous SP Calibration Point 4 As Left Previous SP Calibration Point 4 Haw Value Previous SP Calibration Point 5 As Found Previous SP Calibration Point 5 As Left Previous SP Calibration Point 5 F Haw Value Previous PT Calibration Time Stamp Page A 14 Access R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash R W Flash
11. A 8 40011 Reserved U16 40015 40016 Unit ID slave address 6 R W See Unit ID page Flash A 8 40017 Reserved 6 40031 40032 Tag Name 4 registers PA R W 40035 Flash 40036 Serial Number string PA R W 40043 8 registers Flash 40044 Reserved U16 40059 16 40060 Differential Pressure Units U R W See Differential Default 1 0 Kgi cm2 InH5O O 60 F Pa KPa mmHg inHg InH5O O 68 F PSI Flash Pressure Units page A 9 40061 tatic Pressure Units Default 5 U16 R W See Static Pressure InHg Flash Units page A 9 INH O Pa Kpa Mpa PSI Bar Kgf cm2 40062 Temperature Units Default 21 U16 R W See Temperature 20 C Flash Units page A 9 21 PF Appendix A Page A 4 February 2007 U1 U1 VNDUBUOUN OP NOUBAON Device Compatibility Registers Register Description Data Access Notes Number Type 40063 Reserved U16 40130 40131 Turn Around Delay Time U16 R W Flash 40132 Floating Point Format Code U16 R W See Floating Point 0 ABCD High word 1st Flash Format Code page 1 CDAB Low Word First 2 DCBA NOT SUPPORTED 3 BADC NOT SUPPORTED 40133 Reserved 40150 U16 sg ee Ww m 07 40187 5 0 40400 Differential Pressure FP BEEN oo Static Pressure FP Ha O A Me U16 oee Diagnostic 40407 Diagnostic Register 1 Hegister 1 page A 19 40408 Diagnostic Register 2 U16 oee Diagnostic Register 2 page A 20 U16 R 40409 Di
12. Always reads 0x0432 See Device Model ID page A 8 Unit ID slave address U16 R W Range 1 to 247 Flash Default 1 All units respond to unit 248 See Unit ID page A 8 Serial Number string 5 registers PA R W Flash 41002 41003 41004 41005 41006 41007 41008 Firmware Version Number U16 RO See Firmware 41009 Register Table Version Number U16 Register Table Version Number page A 8 41010 Override Control BITF R W See Override Control Flash page A 8 41011 Static Pressure Override Value FP R W 41012 1 5 to 5300 PSIG Flash 41013 Differential Pressure Override Value FP R W 41014 840 to 840 InH20 Flash 41015 Process Temperature Override Value FP R W 41016 40 to 300 F Flash 41017 COM Control BITF R W See COM Control Flash page A 8 41018 Static Pressure Units U16 R W See Static Pressure Flash Units page A 9 41019 Differential Pressure Units 16 R W See Differential Flash Pressure Units page 41020 Temperature Units R W See Temperature Flash Units page A 9 41021 MVX II Control BITF R W See MVX II Control Flash page A 9 41022 Turn Around Delay Time U R W Flash 41023 Floating Point Format Code U16 R W See Floating Point 0 ABCD High word 1st Flash Format Code page 1 CDAB Low Word First A 9 2 DCBA NOT SUPPORTED 3 BADC NOT SUPPORTED February 2007 Page A 7 Appendix A U U16 16 Device Model ID registers 40001 and 41001 The Device Model ID is a re
13. Calibration Point 1 Raw Value FP R W 41158 Flash 41159 SP Calibration Point 2 As Found FP R W 41160 Flash February 2007 Page A 11 Appendix A Calibration Parameter Registers Register Description Data Access Number Type 41161 SP Calibration Point 2 As Left FP R W 41162 Flash 41163 SP Calibration Point 2 Raw Value R W 41164 Flash 41165 SP Calibration Point 3 As Found 41166 Notes ion Point 3 As FP R W Flash 41167 SP Calibration Point 3 As Left FP R W 41168 41169 SP Calibration Point 3 Raw Value FP R W 41170 sd 41171 SP Calibration Point 4 As Found FP R W 41172 Flash i I FP Flash 41175 SP Calibration Point 4 Raw Value FP R W 41176 MARA 41177 SP Calibration Point 5 As Found FP 41178 P Flash R W Flash Flash 41173 SP Calibration Point 4 As Left R W 41174 R W 41179 SP Calibration Point 5 As Left 41180 See Time1 Time2 and Time3 page 41181 SP Calibration Point 5 Raw Value F R W 41182 Hasil PT Calibration Time Stamp 41183 41184 41185 41186 PT Calibration Point 1 As Found 41187 41188 PT Calibration Point 1 As Left i As FP 41189 41190 PT Calibration Point 1 Raw Value FP 41191 41192 PT Calibration Point 2 As Found FP R W 41193 res 41194 PT Calibration Point 2 As Left FP 41195 41196 PT Calibration Point 2 Raw Value FP 41197 41198 PT Calibration Point 3 As Found 41199 41200 PT Calibration Point 3 As Left 41201
14. M Read Holding Registers Head Input Registers 06 O Preset Single Register Preset Multiple Registers Message exception handling 1s implemented for masters that attempt to write to read only registers Additionally exception handling is implemented for masters that attempt to write or read to only half of a multiple register format data value For more information on exception handling refer to the Exception Response section The instrument 1s limited to operations on 32 registers in one message Note Registers listed in this document are referenced by register number not by the address of the register number that appears in the actual Modbus message For example register number 40401 has an address of 400 0x0190 Hexadecimal in the message The word ordering for multiple register data types such as floating point numbers or long integers 1s configurable via the Floating Point Format Code Register The default configuration 1s for the most significant word to appear first in the message See also Floating Point Format Code page A 9 February 2007 Page A 1 Appendix A Various data types are implemented in the MVX II The following table lists the formats and indicates the number of bytes and the number of registers for each type Floating Point 32 bit FP32 AA Unsigned Word 416 2 34 Unsigned Long 482 4 2 pied BIE o 8 3 Packed ASCII PA 8 S Time St
15. Set if any of the bits in Diagnostic Register 7 are set cleared otherwise 12 11 ROM CRC Set if the firmware has detected a ROM CRC error RAS Set if the firmware has detected a problem with the sensor s RAM 2 Non Volatile Memory Set if the firmware detected an invalid CRC in parameter memory contents This event restores the sensor to factory default settings This bit is not cleared by the firmware It is cleared by a host writing a O to Diagnostic Register 3 Reserved Appendix A Page A 20 February 2007 Diagnostic Register 7 Name Description Input Power Set if the input power is out of tolerance 8V TENE 4 5V Power Set if the 5V Power Supply is out of tolerance for valid sensor operation cleared otherwise 3 Offline Set if too many timeouts or CRC errors were encountered This bit is cleared when communications resume and the sensor doesn t indicate initialization is needed nitialization Needed Set if the sensor requires initialization The sensor is in the process of resetting CRC Error Set if a CRC error was detected in a sensor response cleared otherwise Time Out Set if the communications to the sensor are resulting in timeouts cleared otherwise 32 Bit Floating Point Registers Register Description Number 47401 Differential Pressure 47402 Static Pressure 47403 Process Temperature 47404 Diagnostic See Diagnostic Register Registers 1 and 2 1 and Diagnostic Register 2 pa
16. allowable range 40 0 F to 300 00 F default 60 F If no RTD is being used with the MVX Il check the Disable Process Temperature Measurement checkbox Then check the Override Process Temperature checkbox and enter an override value that is within the process temperature operating limits The Disable Process Temperature Measurement setting prevents a disconnected RTD from activating the Readings Valid and Temperature Failure diagnostic alarm indicators Setting a Important Operating Ranges bos Unit ID Seral Number A Static P atic Pressure Tor a m 1 500 00 psig a OO E B psig High 20000 inHat c B8 F T B NS DO nH20 368 F P T t roces Temperature Tar adu TS T T Disable Process Temperature Measurement Operating Limit Range Limit Differential Pressure Operating Limit Range Limit Operating Limit Range Limit Override Parameters Enabled Parameter Value Overide Static Pressure ooo psig Overide Differential Pressure I0 inHzLD m B8 F Ovemde Process Temperature 60 0 F Apply 47 Operating Ranges Refresh HER Unit ID pla Static P atic Pressure Tor a m 1500 00 T 00 a 00 High 20000 inHa c B8 F T B CS DO nH20 3 68 F P T t roces Temperature Eis adn Er T o Disable Process Temperature Measurement Operating Limit Range Limit Differential Pressure Operating Limit Range Limit Op
17. attached to the CPU board and pull gently apart to unlatch the cable 2 Remove the cover from the side that 1s closest to the conduit openings in the MV X II enclosure 3 Remove the four screws from each corner of the terminal board and remove the terminal board from the enclosure Figure 7 1 Note A small O ring fits in a groove behind the terminal board and may fall out of the groove when the terminal board is removed Replace the O ring in the groove before installing the new terminal board 4 Place the new terminal board inside the enclosure aligning the four screw holes Replace the screws and hand tighten to secure the terminal board in the enclosure 6 Reconnect the ribbon cable from the terminal board to the CPU board Reinstall the plastic cap over the top of the connector on the CPU board 7 Place the CPU SI circuit board assembly back inside the enclosure using the finger grips in the mount to push the assembly into position Figure 7 3 Replace the two screws in the plastic mount 9 Replace the covers and hand tighten until the covers contact the housing metal to metal UA em February 2007 Page 7 1 Section 7 Four screws connect terminal board to enclosure CPU board Disconnect ribbon cable from CPU board before removing terminal board Figure 7 1 Terminal board replacement Replacing the CPU Circuit Board To replace the CPU circuit board perform the following steps using Figures 7 2 and
18. manufactured by Seller and such will be sold only with the warranties that are given by the manufacturer thereof Seller will pass only through to its purchaser of such items the warranty granted to it by the manufacturer MEASUREMENT SYSTEMS Formerly NuFlo Measurement Systems Barton Instrument Systems Caldon Inc NORTH ASIA EUROPE MIDDLE EAST AMERICA PACIFIC amp AFRICA 1 800 654 3760 603 2287 1039 44 1243 826741 ms usQ c a m com ms asiapacific c a m com ms uk c a m com HOUSTON HEAD OFFICE 281 582 9500 www c a m com flo USA Houston TX Corpus Christi TX Kilgore TX Odessa TX Dallas TX Tulsa OK Duncan OK e Denver CO e Bakersfield CA Shreveport LA Lafayette LA Houma LA Pittsburgh PA Laurel MS Dunbar WV Casper WY Charleston WV CANADA Calgary AB Edmonton AB INTERNATIONAL Aberdeen Scotland Beijing China Bognor Regis UK Dubai UAE Hassi Messaoud Algeria Kuala Lumpur Malaysia Singapore CAMERON
19. point calibration in the Calibration Settings section and enter the required calibration point values in the Applied Values column of the Calibrator Measurements section The Calibrator Measurements section displays three values for each calibration point e Applied Value The user enters the value of the parameter being calibrated in this box For example if 25 F 1s the RTD temperature the user enters 25 in this box e MVX Raw Value This read only box displays the raw value reported by the sensor in the MVX II e Corrected Value This read only box displays the value of the parameter based on the existing active calibration Once the calibration points are entered the four buttons at the bottom of the screen are used for completing the calibration process and exiting the Calibrate screen e Accept Measurement This button is pressed when the calibration point has been entered and the screen indicates the input is stable e Stop Measurement This button stops the calibration process and allows the user to re enter the parameter value in the Applied Value field e Apply Calibration Pressing this button causes the new calibration data set to be sent to the MVX II This button is pressed after all calibration points have been entered and Accepted Until this button is pressed the previous calibration is still in effect e Return Pressing this button returns the display to the MV X II Main screen MVX II Ca
20. the non terminated position Jumper W1 on the CPU board determines the termination for the RS 485 communications loop Figure 2 11 Changing a Termination Setting To change an MV X II communications loop from a terminated position to a non terminated position perform the following steps 1 Remove the cover from the side that is away from the conduit openings of the MV X II enclosure The black SI CPU circuit board mount will be in view Figure 2 9 2 Remove the two screws holding this mount in place 3 Gently pull the SI CPU circuit board assembly forward taking care not to disconnect the ribbon cable attached to it The CPU board is attached to the back of the assembly Figure 2 9 Important Because of the ribbon cable attachments the circuit board assembly will not come completely out of the enclosure Do not attempt to disconnect the ribbon cable or otherwise disassemble the circuit board assembly The ribbon cable should be long enough to allow access to the CPU board without disturbing these connections 4 Remove the circuit assembly from the housing to access the CPU circuit board Part No 30160004 Important Do not attempt to disassemble the circuit assembly The CPU circuit board is easily accessed when the assembly is intact 5 Locate Jumper WI on the CPU circuit board Figure 2 10 February 2007 Page 2 9 Section 2 Remove screws to access CPU board De 44An Figure 2 9 Location of the C
21. 15 00 150000 i psig and temperature limits for an operating range that ferential Pressure EET High the user deems acceptable Operating Limit ion inH20 68 F um gl inH20 EB F e The Range Limit values shown gray Process Temperature OW ig fields are set by the sensor and cannot be Operating Limit F changed pde F a i Disable Process Temperature Measurement e The Operating Limit values white fields verde Parameters are determined by the user The Enabled Parameter Vale verrde Static Pressure o oo oo psig Operating Limit values are frequently set Override Differential Pressure 0 00 inH20 68F Override Process Temperature F to match the calibrated range or Range Limit values The Range Limit and Operating Limit values provide the setpoints for the Limit Condition indicators on the Main screen A limit condition is triggered by a measurement that exceeds the Range or Operating limits see Current Status page 4 2 for an illustration of the Limit Condition indicators To change an operating limit for an input parameter click inside the white data field delete the existing value and retype a new value Allowable ranges and default values are shown below Static Pressure Low allowable range 15 0 to 5300 0 PSIG Static Pressure High allowable range 15 0 to 5300 0 PSIG Differential Pressure Low allowable range 840 0 to 840 0 in H20 at 68 F Differential Pressure H
22. 7 3 for reference l Remove the cover from the side that 1s furthest away from the conduit openings in the MV X II enclosure The black SI CPU circuit board mount will be in view Figure 2 9 page 2 10 Remove the two screws holding this mount in place Gently pull the SI CPU circuit board assembly forward until the CPU circuit board and attached ribbon cables are accessible Identify the ribbon cable that is connected to the terminal board Figure 7 2 Remove the plastic cap that 1s over the top of the connector on the CPU board and keep it for use with the replacement board Grasp the outer edges of the latch that 1s attached to the CPU board and pull gently apart to unlatch the cable Identify the ribbon cable that is connected to the sensor Grasp the connector located near the lower edge of the CPU SI circuit board assembly and gently pull to disconnect Identify the ribbon connector that connects the CPU board to the SI board and pull gently to release the connector from the SI board Section 7 Page 7 2 February 2007 Important The CPU to SI board ribbon connector is soldered to the CPU board DO NOT PULL on this end of the ribbon cable 9 Remove the metal screw near the top of the CPU SI board assembly Figure 7 3 10 Grasp the CPU board and gently pull the black side latches outward slightly pivoting the board back and forth until it is free Terminal board ribbon cable connection Terminal board ribbon ca
23. 7 Page iii Table of Contents Drawings and Illustrations Figure 1 1 MVX II nomenclature shown with low profile sensor bottom process connections 1 2 Figure 1 2 MVX II nomenclature vent side view shown with standard sensor side process CONASCUONS Wanted maiden 1 3 Figure 1 3 MVX II dimensions with low profile sensor 1 3 Figure 1 4 MVX II dimensions with standard process connection sensor ssssss 1 4 Figure 2 1 Direct mount installation low profile sensor with bottom process connections 2 1 Figure 2 2 Remote mount installation to horizontal pipe shown with standard sensor with side process connections and optional mounting kit ccccooccccccconcnccconcnnnconcnononnnnnonanenoss 2 2 Figure 2 3 Remote mount installation to vertical pipe shown with standard sensor with side process connections and optional mounting Kit lessen 2 3 Figure 2 4 Location of the terminal board X nnne 2 6 Figure 2 5 Terminal block locations nennen nnns 2 6 Figure 2 6 Terminal board wiring diagram 20 nennen nennen nnn nnn 2 7 Figure 2 7 Wiring diagrams for 9 pin and 25 pin RS 485 to RS 232 converters 2 7 Figure 2 8 Wiring diagrams for 2 wire 3 wire and 4 wire RT Ds 2 8 Figure 2 9 Location of the CPU circult DOS ood o Pee oie e oen c
24. DDHHMM gt 43 3 My Documents J My Network Places confi g rtf My Computer 3 Using the Save in drop down menu ES m i choose the location where you want My Network File name Rpt200408161435config aces the file to be saved The default Sese e location 1s C NuFlo MVXReports serial number 4 Press Save in the Save As window to save the file Printing the Report To print the file press Print Report A new Print window will open on your PC allowing you to select a printer To preview the file before printing press Print Preview at the bottom of the Configuration Report screen A sample printout 1s shown on the following page February 2007 Page 5 7 Section 5 4g NuFlo NuFlo MVX II Configuration Program Version Serial Number MVX_BETA Device ID 0x0432 Firmware Version 1 04 Register Table Version 1 00 Current Status Engr Value Raw Value Unit Condition Static Press Delo 4 36 psig OK Diff Press 145 02 145 87 inH20 68 OK Process Temp 200 3 201 4 F OK Diagnostics Reading Valid Normal Static Press Failure Normal Temperature Failure Normal Reset Normal Offline Normal Initialization Needed Normal Nonvolatile RAM Error Normal Not Updating Normal Failure Normal ROM CRC Error Normal RAM Failure Normal COMM CRC Error Normal COMM Timeout Normal Power Supply Input 12 9 Volts DC a VOC H0 Volts DC Asa VDC 3 3 Volts DC 5V Normal Sensor Status MVX Comm Health 100 3 MVX Comm Retries 21653
25. Engineering Units Static Pressure psig B Differential Pressure linH20 8 68F v Temperature Section 5 Page 5 2 February 2007 Changing Communication Parameters Go To Main Screen gt Device Parameters The MVX II Communications section of the Device Parameters screen defines the baud rate w Device Parameters MV Unit ID Serial Number BETA Identification and word order for communicating with the flow dine computer EET Atmospheric Pressure psia e Baud Rate The selections are 4800 ACTUUM Static Pressure psig Differential Pressure inH20 62F y Temperature Apply 9600 19200 and 38400 baud The default setting of 9600 baud should be retained for use with the NuFlo Scanner 1150 flow computer Word Order The selections are High Word First or Low Word First This setting impacts the floating point of long integers and is determined by the requirements of the flow computer used with the MV X II The default setting High Word First should be used with any NuFlo flow computer MVX Delay ms This is the amount of time in milliseconds that passes before the MV X II attempts to take control of the RS 485 bus and transmit a message back to the requesting device The MVX II responds very quickly to incoming Modbus requests in some cases too quickly A configurable delay allows the Refresh N Device Parameters E PET Identification Unit ID 1 Serial Number AR MV Unit ID Seri
26. F H W See Calibration Flash Method page A 16 41117 DP Calibration Time Stamp See Time1 Time2 41118 Flash and Time3 page 41119 pnis Appendix A Page A 10 February 2007 Calibration Parameter Registers Register Description Data Access Number Type 41120 DP Calibration Point 1 As Found FP R W 41121 Flash 41122 DP Calibration Point 1 As Left R W 41123 Flash 41124 DP Calibration Point 1 Raw Value 41125 Notes j j FP R W Flash 41126 DP Calibration Point 2 As Found FP R W 41127 Flash 41128 DP Calibration Point 2 As Left FP R W 41129 41130 DP Calibration Point 2 Raw Value FP 41131 41132 DP Calibration Point 3 As Found FP R W 41133 Flash 41134 DP Calibration Point 3 As Left FP R W 41135 Flash FP R W Flash Flash 41136 DP Calibration Point 3 Raw Value R W 41137 Flash 41138 DP Calibration Point 4 As Found R W 41139 Flash 41140 DP Calibration Point 4 As Left 41141 41142 DP Calibration Point 4 Raw Value 41143 R W Flash 41144 DP Calibration Point 5 As Found 41145 R W 41146 DP Calibration Point 5 As Left 41147 Flash R W Flash R W Flash See Time1 Time2 and Time3 page 41148 DP Calibration Point 5 Raw Value R W 41149 Flash SP Calibration Time Stamp 41150 41151 41152 41153 SP Calibration Point 1 As Found FP R W 41154 Flash 41155 SP Calibration Point 1 As Left FP R W 41156 Flash 41157 SP
27. HES H20 STANDARD 316 STAINLESS STEEL BOLTS AND NUTS 1 55168036 1500 PSIA 200 INCHES H20 STANDARD 316 STAINLESS STEEL BOLTS AND NUTS Table B 4 Explosion proof RTD and Cable Assembly Select one based on specific application ay ranno eo O February 2007 Page B 3 Appendix B WARRANTY LIMITATION OF LIABILITY Seller warrants only title to the products software supplies and materials and that except as to software the same are free from defects in workmanship and materials for a period of one 1 year from the date of delivery Seller does not warranty that software is free from error or that software will run in an uninterrupted fashion Seller provides all software as is THERE ARE NO WARRANTIES EXPRESS OR IMPLIED OF MERCHANTABILITY FITNESS OR OTHERWISE WHICH EXTEND BEYOND THOSE STATED IN THE IMMEDIATELY PRECEDING SENTENCE Seller s liability and Buyer s exclusive remedy in any case of action whether in contract tort breach of warranty or otherwise arising out of the sale or use of any products software supplies or materials is expressly limited to the replacement of such products software supplies or materials on their return to Seller or at Seller s option to the allowance to the customer of credit for the cost of such items In no event shall Seller be liable for special incidental indirect punitive or consequential damages Seller does not warrant in any way products software supplies and materials not
28. MVX Comm Success 2187 Range Limit LOW HIGH UNIT Static Pressure 15 00 5 200 00 perg Diff Pressure z200 00 200 00 inH20 68 Temperature 32 8 s0 1562 0 F Override VALUE Enable UNIT Static Pressure 0 00 No psig Diff Pressure 0 00 No inH20 68 Temperature 60 0 No F Section 5 Page 5 8 Configuration Report 12 7 2004 2 18 02 PM Ls LO February 2007 Section 6 Calibrating the MVX0 11 Transmitter Introduction The MV X II is calibrated at the factory However a user should recalibrate as required to ensure accurate measurement parameters All calibration settings are controlled from the Calibrate screen To access this screen from the Main screen press Calibration see Figure 4 2 Important When the MVX Il transmitter is installed with a flow computer it may be necessary to calibrate the MVX II using the flow computer software For example the NuFlo Scanner 1150 flow computer requires MVX II calibration to be performed using the Scanner software The calibration procedures described in this section will not apply in such cases Users who are unsure of which calibration procedures to use should contact the flow computer manufacturer This section of the manual contains instructions for the following tasks e calibrating the MVX II e generating a calibration report Important When making changes to data fields the background of the field will change to yellow This is a reminder to the user that this data is not w
29. O 81 43 64 SO 49 LO oO U oO Section 6 Section 6 Page 6 10 February 2007 Section 7 Maintaining the MVX II Transmitter The MV X II transmitter requires little 1f any routine maintenance Should the terminal board or CPU circuit board fail however either board 1s easily replaced using the following instructions Please read the disassembly instructions carefully before attempting to replace either board Replacing the Terminal Board Note The terminal board is attached to the CPU board by a ribbon cable Figure 7 2 Because of limited space inside the enclosure the manufacturer advises users to first detach the ribbon cable from the CPU board before removing the terminal board from the opposite end of the enclosure To replace the terminal board perform the following steps 1 Disconnect the ribbon cable from the CPU board as follows a Remove the cover from the side that 1s furthest away from the conduit openings in the MV X II enclosure The black SI CPU circuit board mount will be in view Figure 2 9 page 2 10 Remove the two screws holding this mount in place c Gently pull the SI CPU circuit board assembly forward until the CPU circuit board and attached ribbon cables are accessible Identify the ribbon cable that 1s connected to the terminal board e Remove the plastic cap that 1s over the top of the connector on the CPU board and keep it for reinstallation Grasp the outer edges of the latch that 1s
30. PRODUCT THAT HAS BEEN SERVICED OR REPAIRED WITH PARTS THAT ARE NOT AUTHORIZED BY CAMERON Table B 1 MVX II Spare Parts Qy Parto Description 1 see Tables Multi Variable Transmitter Kit B 2 and B 3 see Table B 4 RTD Explosion proof Model 21 30160005 Terminal Board EN 30160004 CPU Board 99188002 2 in Pole Mount Kit Bracket and Mounting Hardware Remote Mount Painted Steel optional 99188005 2 in Pole Mount Kit Bracket and Mounting Hardware Remote Mount 316 Stainless Steel optional 1 55188002 Kit Adapter Process Connection 7 NPT contains flange adapter O rings and screws for MVX II transmitter optional 1 55188001 Kit Adapter for Rosemount Coplanar Manifold includes stainless steel adapter plate and required bolts and gaskets optional February 2007 Page B 1 Appendix B Table B 2 Multi Variable Transmitter Low Profile Sensor Bottom Process Connections Select one based on specific application non NACE NACE 1 55168033 300 PSIA 200 IN H2O LOW PROFILE 316 STAINLESS STEEL BOLTS AND NUTS 1 55168034 1500 PSIA 200 IN H20 LOW PROFILE 316 STAINLESS STEEL BOLTS AND NUTS Appendix B Page B 2 February 2007 Table B 3 Multi Variable Transmitter Standard Sensor Side Process Connections Select one based on specific application non NACE NACE 1 55168035 300 PSIA 200 INC
31. PU circuit board 3 9 Pi wel PATT 30161003 E hd ESE fa Rc EL FROT 4 EE S Du Er Ll zt LL Figure 2 10 Location of W1 termination jumper on CPU board Page 2 10 go CPU board SI board SI CPU mount W1 termination jumper UP terminated as shown DOWN not terminated February 2007 6 Remove Jumper W1 from the upper position terminated and place it in the lower position non terminated Figure 2 11 RS 485 NOT Terminated RS 485 Terminated Figure 2 1 1 Placement of Jumper W1 RS 485 Termination Important Do not change the termination status of an MVX II that is located at the beginning or end of the loop These jumpers should remain in the terminated upper position 7 Return the SI CPU board assembly to the MV X II enclosure and secure it with the two screws 8 Screw the cover back on the housing and hand tighten until the cover contacts the housing metal to metal February 2007 Page 2 11 Section 2 Section 2 Page 2 12 February 2007 Section 3 Startup Instructions Introduction The MVX II software is easily installed on a PC This section provides step by step instructions for installing the software accessing the software following installation and navigating the interface screens For instructions on configuring and calibrating the MV X II see Section 4 and Section 5 installing the Interface Software To install the interface software on you
32. R W Flash R W Flash Notes See Time1 Time2 and Time3 page Calibration Parameter Registers Register Description Data Access Notes Number Type 41286 Previous PT Calibration Point 1 FP R W 41287 As Found Fl sh 41288 Previous PT Calibration Point 1 FP R W 41289 As Left Elash 41290 Previous PT Calibration Point 1 FP R W 41291 Raw Value Flach 41292 Previous PT Calibration Point 2 R W 41293 41293 AS Found Flash 41294 Previous PT Calibration Point 2 R W 41295 41295 AS Left Blah 41296 Previous PT Calibration Point 2 R W 41297 Raw Value Flash 41298 Previous PT Calibration Point 3 R W 41299 41299 AS Found Flash 41300 Previous PT Calibration Point 3 R W 41301 41301 AS Left Flash 41302 Previous PT Calibration Point 3 R W 41 41303 41303 Raw Value Flash 41304 Previous PT Calibration Point 4 R W 41305 41305 AS Found Flash 41306 Previous PT Calibration Point 4 R W 41307 41307 AS eft Flash 41308 Previous PT Calibration Point 4 R W 41 41309 41309 Raw Value Flash 41310 Previous PT Calibration Point 5 R W 41311 41311 AS Found Ela 41312 Previous PT Calibration Point 5 R W 41314 Previous PT Calibration Point 5 R W 41315 Raw Value Flash Calibration Trigger registers 41101 Used for copying current data to previous data Set by the laptop cleared by firmware Bit Bit i p 2 zi Bit Bit a Ei a H as 414 46 5 0 o 1
33. This section identifies possible problems with the MVT If Reset 1s red the sensor 1s in the process of resetting Iftoo many timeouts or CRC errors are encountered the Offline indicator turns red If Init Needed 1s red an internal error has occurred and the sensor requires initialization The MVX II will attempt to reset the sensor electronics If Not Updating is red the sensor microcontroller has NG reported a general sensor failure that could indicate a anto nui Ree problem with the analog to digital converter failure to calculate sensor readings or failure of the inter processor communication system If Failure 1s red the sensor microcontroller has detected any of several failure conditions that can prevent sensor communication such as input power failure or CPU board communication failure Any of the conditions described in Diagnostics Register 7 will generate a Failure indication on the Details screen Details Memory This section identifies problems with RAM ROM CRC or nonvolatile RAM resettable If Nonvolatile RAM is red the CPU has detected an error in its memory and has replaced the nonvolatile RAM with factory default data The indicator will remain red until Reset is pressed Important After the Reset button is pressed the user must reconfigure and recalibrate the MVX II to restore the last settings used or establish new settings Configuration The Configuration section of the Main screen allows the us
34. Time3 Bit Bit Bit Bit Bit Bit Bit i Bit Bit Bit Bit Bit 15 14 13 12 11 10 9 7 6 5 4 3 Bit Bit Bit 2 1 0 Time3 register contains the minute and seconds of the time of calibration The minutes are contained in bits 8 through 13 and have values ranging from 0 to 59 The seconds are contained in bits O through 5 and have values ranging from 0 to 59 For example if the calibration time is December 15 2002 at 8 50 07 PM the value of 3207 hexadecimal will be read from register Time3 for the minutes and seconds Current Data H3 Register _ Description Data Access Notes Number Type 41401 Differential Pressure FP 41402 InH20 default unit 41403 Static Pressure 41404 41404 PSIG default unit 41405 Process Temperature 41 41406 41406 LF default unit 41407 Diagnostic Register 1 BITF See Diagnostic Hegister 1 page A 19 41408 Diagnostic Register 2 BITF See Diagnostic Hegister 2 page A 20 41409 Diagnostic Register 3 BITF R W See Diagnostic Register 3 page A 20 February 2007 Page A 17 Appendix A Current Data Registers Register _ Description Data Access Number Type 41410 Diagnostic Register 4 BITF Always reads 0x0000 41411 Diagnostic Register 5 BITF Always reads 0x0000 41412 Diagnostic Register 6 BITF Always reads 0x0000 41413 Diagnostic Register 7 BITF See Diagnostic Hegister 7 page A 21 Notes 41414 MVX II Comm Heal
35. Value boxes in the Calibrator ee EE Measurements section of the screen will change to Parameter tobo calbrated SEF white and the cursor will flash in the Point 1 Calibration Method 2Point Applied Value data field prompting you to enter a value Calibrator Measurements TIT Applied MYX Raw Corrected Units Accepted Value Value 1 Enter an appropriate value in the Applied Value Spite data field for Point 1 Calibration points can be C Point 2 entered in ascending or descending order Accept Stop Apply Measurement Measurement Calibration Retum Calibrate 2 Click on the round checkbox to the left of the UE Applied Value data field to start the calibration AD a process CIT NENNEN Calibration Settings Parameter to be calibrated Static Pressure A black dot will appear inside the round checkbox Eo and a blue bar will appear at the bottom of the Calbrator Measurements screen as the MV X II samples the output of the sensor The MVX raw and corrected values will appear and update during the sampling process ERED oe MWX Raw Corrected Units Accepted Point 1 Point 2 When the samples of the output values are stable the blue sampling progression bar will read 100 complete pae nae Calibration February 2007 Page 6 3 Section 6 3 Click Accept Measurement to accept the values shown A checkmark will appear in the Accepted column at the right of the screen Note Be sure to
36. ad only parameter used for identification This parameter is set at the factory This will always read 0x0432 hexadecimal Unit ID registers 40016 and 41002 The slave address of the unit UnitID is an unsigned word U16 data type that has a range of values from 1 to 247 The UnitID is configured by the laptop software and is stored in non volatile memory Note that all MVX IIs will respond to address 248 When the UnitID is written the response message will be at the current address After the response message 1s transmitted the MVX II will change to the new UnitID Refer to the Writing to Flash Parameters section Firmware Register Table Version Number registers 40003 40010 41008 and 41009 The Firmware Version Number and Register Table Version are unsigned 16 bit integers The version number is stored in this register as 100 times the actual version number The general format for version numbers is A BC For example the firmware register number is read as 0x07B hexadecimal This represents 123 and a firmware version of 1 23 Override Control register 41010 This register enables disables the use of the override values for the 3 process parameters Clearing the bit to a 0 makes the system use the live input Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 eee DP SP Bi Parameter 0 Override Static Pressure COM Control register 41017 Bit Bit Bit Bit Bit Bit Bit B
37. agnostic Register 3 W oee Diagnostic Hegister 3 page A 20 40410 Diagnostic Register 4 U16 always 0x0000 40411 Diagnostic Register 5 U16 always 0x0000 40412 Diagnostic Register 6 U always 0x0000 40413 DP Upper Range Limit mme NENNEN FP 40414 InH20 default unit 40415 DP Lower Range Limit FP 40416 InH2O default unit 40418 840 to 840 InH20 40419 DP Lower Operating Limit R W 40420 840 to 840 InH2O Flash 40421 SP Upper Range Limit 40422 PSIG default unit February 2007 Page A 5 Appendix A Device Compatibility Registers Register Description Data Access Number 40423 SP Lower Range Limit 40424 PSIG default unit 40425 SP Upper Operating Limit 40426 1 5 to 5300 PSIG 40427 SP Lower Operating Limit 40428 15 to 5300 PSIG 40429 PT Upper Range Limit 40430 F default unit 40431 PT Lower Range Limit 40432 F default unit 40433 PT Upper Operating Limit 40434 40 to 300 F 40435 PT Lower Operating Limit 40436 40 to 300 F 40437 Reserved 40440 40441 DP Damping P 40442 40443 Reserved 16 40446 40447 SP Damping FP 40448 40449 Reserved U16 40452 40453 Process Temperature Damping F 40454 40455 Process Temperature Override Value 40456 40 to 300 F 40457 Reserved U16 40480 Appendix A Page A 6 February 2007 Device Parameter Registers Register Description Data Access Number Type 41001 Device Model ID Manufacturer Code U16
38. al Number Static Pressure Atmospheric Pressure 14 73 psia Engineering Units Static Pressure psig Differential Pressure linH20 68F F y Temperature Apply F s paa DEK Firmware Firmware Version Register Table Version Model ID 0x0432 MV Communications Baud Rate m 4800 Word Order 9600 19200 MVX Delay ms 38400 Return Firmware Firmware Version Register T able Version Model ID 040432 MVX II Communications 9600 High Word First MV Delay ms 5p Baud Rate Word Order Refresh user to control this response A setting of 10 ms 1s normally sufficient but may require adjustment when the MV X II is communicating with an end device that responds more slowly To change the settings in either field click inside the data field to view a dropdown arrow click on the arrow to view the selections available and click on the desired selection Important Press Apply to write the changes to the MVX II Press Refresh before you press Apply to erase unsaved changes and restore February 2007 previous settings Press Return to return to the Main screen Page 5 3 Section 5 Changing Operating Ranges E perating Ranges al Go To Main Screen Operating Ranges yog a Serial Number pm The Static Pressure Differential Pressure and Process Temperature sections of the Operating Static Pressure vem Ranges screen define the upper and lower pressure So psig HM ange Limi
39. amp Time 8 0 38 The Floating Point FP type follows the IEEE 754 format This data type consists of 32 bits that are contained in two 16 bit registers It 1s utilized for parameters and values that are not integers For example Differential Pressure is a process parameter that is a floating point data type It can be read by reading 2 registers starting at register 40401 The Floating Point 32 bit FP32 type consists of 32 bits that are contained in a single register See 32 Bit Floating Point Registers page A 21 The Unsigned Word U16 type is used for 16 bit integers This data type fits into 1 register The Unsigned Long U32 type is used for 32 bit integers This data type fits into 2 registers The Bitfield BITF type contains 16 bits For the function of each bit the user must refer to the definition of that specific register in this document The Bitfield type is utilized for configuration or status The Packed ASCII PA type contains 2 bytes that are 2 unsigned characters Generally there are multiple Packed ASCII types arranged consecutively for implementing strings For example the device s Serial Number is a string of 10 unsigned characters implemented as 5 Packed ASCII registers Here is an example of the Serial Number that contains the string MVT 041303 Hexadecimal ASCII Characters 40003 4D56H 40004 5420H T lt SPACE gt 40008 3034H 40008 3133H 40007 3033H It is recommended to always fill the u
40. ana 6 1 NIV XII Calibration Procedure NT EE EOD 6 2 Factory Cala AS EE 6 3 Custom Calibration 1 Point through 5 Point aa 6 3 Previous and Current Calibra sius ic oett oec cotta ot ei oca aa atte ica Paca aee 6 4 Previous and Current Calibration csse nnne nnn nnn nnne nnn naa 6 5 Generating Calibraton Report mit fna bets Porte omae ahaha uu enis tuu 6 6 Savno ar Su E E AA 6 7 BA NLALULALO HEIN REPO ee t EC UTEM 6 7 Section 7 Maintaining the MVX II Transmitter eene nnne trt nenes 7 1 Replacing the Terminal BOSE naaa ana ain Lu actu la 7 1 Replacingithe GPU Circuit DO a 7 2 Installing a Replacement CPU Board ccccccccccssseeseeceeeeeeseeeeeeeeeeeseueaeeceeeeesseseaseeeeeeessaaaaeeeeeeess 7 4 Appendix A MVX Il Protocol Manual naaa erre A 1 ee AA ne econ ne ee nee ee eer ee eee ee A 1 Device Compatibility Registers cccccccccccconnncnnccnnononnncconnnonononanncnnnnnonnnnnncnnnnnnnnnnnnannnnnnnnnnnnnnannnnnns A 4 Device Parameter Registers ui drenan A 7 Table of Contents Page ii February 2007 Wing to Bash Paramete Scissor A 10 IOAN OM sedi O da ganan ada A 10 Calibration Parameter Registe nasusni A AA AA A 10 Curen Data REGISTOS ent A 17 32 bit Floating Foint Registers ana AA GANUN AGA ak A 21 E CEPUON HESPONSES aaa AA GAAN AA E A 22 Appendix B MVX II Spare Parts List ener ener B 1 February 200
41. ble CPU to SI board connector sana e wh PCa Si Sensor ribbon cable connection in the side of the assembly between the plastic mount and the SI board Sensor ribbon cable from bottomworks Figure 7 2 Ribbon cable connections for CPU board replacement February 2007 Page 7 3 Section 7 Screw passes through SI board and fastens to plastic mount e 9016100 mc Bri ig E A q Alo n us En il Teeth in CPU board fit snugly around latches Plastic latch 1 of 2 secures boards in place Figure 7 3 Latching mechanisms for CPU SI board assembly Installing a Replacement CPU Board To install a new CPU board perform the following steps 1 Locate the P1 connection on the bottom of the CPU board 2 Position the CPU circuit board on top of the SI board so that the P1 connector is aligned with a connector on the SI board When the board 1s properly positioned the screw holes in the CPU board the SI board and the mount should be aligned 3 Snap the CPU board into place between the black side latches The latches should fit snugly between the teeth cut out in the sides of the CPU board Figure 7 3 Important Before proceeding check the position of the W1 jumper If multiple MVX II transmitters are being used the termination position may require adjustment See Changing a Termination Setting page 2 9 for information 4 Replace the metal screw in the top of the board assembly
42. cates when the calibration was performed Calibration Report Mil Unit ID Seral Number bota bata ta tata tatto Current Calibration Current Static Pressure Calibration Method Factory Calibration Date Time 07402704 9 03 20 AM Raw Value Active Point Applied Val Correct Wal Current Differential Pressure Calibration Method Factory Calibration Date Time 07402704 9 03 32 AM Correct Wal Active Point Applied Val 1 Raw Value Previous Calibration Previous Differential Pressure Curent Process Temperature Calibration Method Factory Calibration Date Time 07402704 9 03 42 4M Raw Value Active Point Applied Val 1 Correct Val Previous Process Temperature Previous Static Pressure Calibration Method 7 Pont Date Time D T Point Applied val Correct Val Faw Value Point Applied Wal Correct Val Point Applied Val 10 00 45 0 45 1 Calibration Method T Point Date Time 222 Raw Value Calibration Method 1 Point Date Time 107402404 8 01 04 AM Raw Value Correct Val Print Report Preview Report Figure 6 1 MVX II Calibration Report screen From the Calibration Report screen you can save the information to a rich text file rtf or print the file directly from your PC Section 6 Page 6 6 February 2007 Saving an RTF File To save an rtf file perform the following steps saven omo siren Documents 1 Click Save to Fi
43. click on the appropriate round checkbox before you press Accept Measurement If the round box is not selected the Accept Measurement button is disabled and this error message will appear NuFlo MVX II The calibration point must be active ko accept Ehe reading Calibrate M II Unit ID SerialNumber eme Calibration Settings Parameter to be calibrated Static Pressure Calibration Method 2 Poit Calibrator Measurements Calibrate Applied MVxRaw Corrected Units A t Value Value compte C Point 1 Point 2 4 Repeat Steps 1 through 3 for multiple point calibrations The calibration points do not need to be entered in any order based on the measurement value The software will sort the calibration points prior to applying the calibration to the sensor Note Verify that all values are marked as Accepted in the right column Failure to accept a value will prevent calibration settings from being applied and will cause the following error message to appear HuFlo MVA 11 ou must accept all calibration points before applying the calibration 5 Press Apply Calibration to write the new calibration settings to memory The new settings will become the Current calibration data set See also Previous and Current Calibration page 6 5 Section 6 Page 6 4 Calibrate M II Unit ID SerialNumber lam Calibration Settings Parameter to be calibrated Static Pressure Calibration Met
44. col via an RS 485 port allowing easy connection to flow computers PLCs and computers that communicate via Modbus The transmitter 1s housed in an explosion proof weatherproof enclosure sealed on both ends with a removable threaded cover providing easy access for field wiring connections and the integrated electronics see Figures 1 1 and 1 2 page 1 2 An integral multivariable sensor collects input data via the process connections and sends the data to the various electronics for processing The instrument 1s available with either of two sensor types to accommodate both direct mount and remote mount installations e alow profile sensor with process connections on the bottom for mounting directly to a pipe or surface e astandard sensor with process connections on the side to accommodate remote mount installations The sensor 1s available in a wide range of pressure ranges to support a variety of flow conditions 100 to 1500 psia for standard pressure conditions and 3000 and 5300 psia for high pressure applications NACE models are also available for H2S gas applications See Appendix B for a complete list of sensor ranges The MV X II interface software is used for setup and calibration The unit is calibrated at the factory and can be easily recalibrated in the field using one to five calibration points Three sets of calibration data are stored in nonvolatile memory and are always accessible e current calibration data e calibra
45. e change Cancel 4 Press OK to enable the Current calibration data set The oldest of the two data sets Previous is continually replaced in MV X II memory as new calibration data sets are applied The following example illustrates how calibration data is removed with each addition of a new data set In this example Calibration 1 1s the Previous data set and Calibration 2 is the Current data set e Calibration 2 Current e Calibration 1 Previous When a new set of calibration settings 1s applied 1t becomes Current Calibration 2 becomes Previous and Calibration 1 is removed from memory e New Data Set Current e Calibration 2 Current Previous e Calibration 1 Previous Removed from memory February 2007 Page 6 5 Section 6 Generating a Calibration Report Go To Main Screen gt Calibration Report The Calibration Report screen allows a user to view the calibration settings and to save the calibration settings for future reference Without this report calibration settings not including Factory Calibration settings will be lost as the unit is recalibrated and the memory is overwritten A report showing Current and Previous calibration data appears immediately on screen when you click on the Calibration Report button on the Main screen The word Active appears in blue indicating which data set is enabled at the time the report is generated Figure 6 1 The date and time indi
46. en disappear as the Host Connection screen Figure 3 2 appears in its place wi Host Connection A7 NuFlo ems PC Communications Port 4 Connection Type MVX II Transmitter Interface Software Version 1 11 Connect t Direct Connect Select Unit ID Figure 3 1 Interface Software Screen Figure 3 2 Host Connection Screen PC Communications Port The PC Communications Port Number at the top of the Host Connection screen 1s the number of the serial port on the computer that is connected to the MV X II Some applications such as serial PDAs may reserve the COM port even though there is no present connection Ensure that such applications are stopped prior to starting the interface software To select a port click the PC Communications Port Number box A selection of port numbers will appear Click on the correct port number typically 1 or 2 Connection Type To connect your PC to the MV X II software you must choose one of two connection types e Direct Connect Select this option when connecting directly to a single MV X II via a cable to COM 1 Communications are performed on COM 1 via an RS 485 port See Section 2 for wiring instructions e Select Unit ID Select this option when connecting to an MV X II in applications where multiple MV X II units are daisy chained together The user must know the Unit ID and baud rate of the desired MVX II All of the MVX IIs must be configured to have a u
47. er to establish operating parameters determine the units that will be used to measure static pressure differential pressure and process temperature and save the new configuration settings for future reference Section 4 Page 4 4 February 2007 Configuration tools are provided in three different Configuration screens all three screens are accessed from the Configuration section at the bottom of the Main screen Figure 4 2 by clicking on the appropriate button Configuration screens and their functions include February 2007 Device Parameters view and or change MVX unit ID and serial number view MV X II firmware register table versions and model ID change atmospheric pressure change engineering units change baud rate word order and delay timing for MV X II communications Operating Ranges enter operating ranges for static pressure differential pressure and process temperature enter override parameters for static pressure differential pressure and process temperature Configuration Report take a snapshot of current parameters diagnostics power and sensor status and operating range information save the information in an rtf file print the information in a one page report See Section 5 for instructions on configuring the MV X II Page 4 5 nerd Salus Limit Condition Paramete Malos Slash Frere pig Dean Presta 042 rH20 G ESF Peces Temperato ag F Degoes B
48. erating Limit Range Limit Override Parameters Enabled Parameter Value Override Static Pressure o oo oo psig Override Differential Pressure 0 00 mH20 m B8 F Ovemde Process Temperature Bn F process temperature override that is within the operating limits will prevent a change in the green normal operation status shown by the Limit Condition indicator for temperature in the Current Status section of the Main screen Important Press Apply to write the changes to the MVX II Press Refresh before you press Apply to erase unsaved changes and restore previous settings Press Return to return to the Main screen To disable an override parameter clear the Enabled checkbox for the appropriate enabled override The checkmark will disappear and the MV X II will resume reading the parameters from the sensor February 2007 Page 5 5 Section 5 Generating a Configuration Report Go To Main Screen gt Configuration Report The Configuration Report screen allows a user to take a snapshot of configuration data and save it in an electronic configuration report for future reference A report showing current transmitter inputs diagnostic status indications and operating range limits override settings appears immediately on screen when you click on the Configuration Report button on the Main screen MuFlo MVX II Configuration Report TA Unit ID Serial Number may Current Status Limit Condition Param
49. ess written permission of an officer of Cameron is forbidden All Rights Reserved Printed in the United States of America Manual No 30165003 Rev 01 February 2007 Table of Contents Section 1 Features of the NuFlo MVX II Transmitter eene 1 1 Ae a 1 1 S MENO ende 1 2 INO MENCION a 1 2 SAGA O AA AIN AAA A 1 5 Section 2 Installing the MVX II Transmitter conocieran 2 1 Mounting MS MYX EE 2 1 A asisten EN eas misbnsesa c opis ANNA AA ANAN AA aan 2 1 Remote Pole Moun ee ta 2 2 Hardware RequIemenis ida aa 2 3 Sensor Requirements Sisri ip e a e E a A OA 2 3 Field Winnog for Single MYX E 2 4 Terminal Board Connections for PC Laptop Communications a 2 5 Terminal Board Connections for Flow Computer Communications Aa 2 8 Field Wiring for Networked MVX IIS nnnm nnnm nnne nnn nensi nnn nnns 2 8 Termination Settings for Networked MVX IIs occcccccocccnncccnnccccccononccnnnncnnonooonncnnnncononanenonnnnnnss 2 9 Ghanging a Terminator TS 2 9 Section s Startup INSEMICUOI Sii id 3 1 HOduUCHO q MEP AA AA AA AA AA AA APA PA 3 1 nstalimgahe Intertace SOWA E aaa a asse d imis c ou stes NA DAGA 3 1 Upgrading the Interface Software aaa 3 1 Accessing Tie MV X ll SOMWA E xx ce ec ee io 3 1 PC Communications PONG a Gad 3 2 eode 3 2 Section 4 Navigating the MVX II Softwa
50. eter Static Pressure Temperature Diagnostics EE Reading Valid EE Static Pressure Failure EE Temperature Failure EE Reset E Offline E Initialization Needed EE Honvolatile RAM Error Power Supply Input 3 Volts OC 123 Mm voc Sa VolsDC 3 3 VDE 3 3 Volts DC Range Limit Static Pressure Duff Pressure Temperature S ave to File Print Preview Seles Current Raw Value Firmware Version Number Register T able Version Current Engr Value Differential Pressure EE Not Updating EE Failure EE ROM CRC Error EE HAM Failure EE COMM CAC Error EE COMH Timeout Sensor Status Mall Comm Health hiv Comm Tries Mell Comm Success verride Value Static Pressure OO Diff Pressure DO Temperature MEN Print Report Figure 5 1 MVX II Calibration Report screen From the Configuration Report screen you can save the information to a rich text file rtf or print the file directly from your PC Section 5 Page 5 6 February 2007 Saving an RTF File To save an rtf file perform the f ll Save in la 0704001 O owing steps My Recent Documents A Desktop mund L3 My Documents My Recent 1 Click Save to File A new Save As Documents a window on your PC will open 3 paa 2 Rename the file if desired The As pi default filename uses the following ta cem ocuments name structure My Documents O 010katmet s Documents O My Documents Rpt Y Y Y YMM
51. g Unit Word Order High Word Frat gt High Word First Static Pressure psig y I ifferential Pressure li MVX Delay ms 50 Important Press Apply to write the changes to the oo EEE MVX I Temperature Fo l Press Refresh before you press Apply to erase unsaved changes and restore previous EN ES settings Press Return to return to the Main screen Changing Engineering Units Go To Main Screen gt Device Parameters N Device Parameters The Engineering Units section of the Device Parameters bak ni 1 screen defines the units in which static pressure Serial Number ewe 1 1 1 Firmware differential pressure and process temperature will be PE ae measured Defaults are psig for static pressure in H2O pa Da pak NG erial Number ode x 68 F for differential pressure and degrees Fahrenheit Static Pressure Myx Communications for temperature Atmospheric Pressure 473 psia Baud Rate Engineering Units Word Order To change the engineering units click on the drop Static Pressure i MYX Del BO Differential Pressure elay ms 50 Temperature down arrow in the data field to view all available units then click on the desired unit Repeat as required Important Press Apply to write the changes to the MVX II Press Refresh before you press Apply to erase unsaved changes and restore previous settings Press Return to return to the Main screen Engineering Units Static Pressure
52. ges A 19 and A 20 47405 Diagnostic See Diagnostic Register Registers 3 and 4 3 page A 20 Diagnostic Register 4 always reads Ox0000 47406 Diagnostic Always reads 0x0000 Registers 5 and 6 47407 DP Upper Range Limit 47408 DP Lower Range Limit 47409 DP Upper Operating Limit 47410 DP Lower Operating Limit 47411 SP Upper Range Limit 47412 SP Lower Range Limit 47413 SP Upper Operating Limit 47414 SP Lower Operating Limit 47415 PT Upper Range Limit February 2007 Page A 21 Appendix A Number 47416 PT Lower Range Limit Register Description 47417 PT Upper Operating Limit 47418 PT Lower Operating Limit Exception Responses The Modbus protocol is based on a query and response messaging scheme Normal responses from the MV X II are either the requested data or an acknowledgement Negative responses are called exception responses There are numerous reasons that create exception responses such as the function is not supported a data field is out of range or security has been violated In accordance with the Modbus specification the exception responses are identified by the most significant bit set within the function code For example the function code for reading holding registers 1s 03 hexadecimal The exception response would indicate this as 83 hexadecimal The function code byte is followed by a reason code The reason code helps identify the reason for the exception res
53. he cover contacts the housing metal to metal Caution Before connecting the MVX Il transmitter to the flow line consider the pressure rating of the sensor and the presence of harmful gases If H2S is present use a NACE compliant sensor See Sensor Requirements page 2 3 Field Wiring for Networked MVX Ils Before connecting multiple MV X IIs together in a network review the installation and field wiring instructions for a single MV X II unit These instructions will apply to your installation with the following exceptions Section 2 Page 2 8 February 2007 e Multiple Modbus slave devices must be daisy chained together e Each Modbus device must have a unique address See MVX II Unit ID and Serial Number page 4 2 e The devices at each end of the bus must be terminated Termination for the MV X II is configured with a jumper Termination Settings for Networked MVX IIs RS 485 communications loops require termination at the beginning and at the end of the loop However any units within the loop should not be terminated for optimum performance When an MV X II leaves the factory the RS 485 jumper on the CPU circuit board is terminated For single unit installations this setting 1s appropriate and requires no change to the CPU circuit board However if multiple MV X II units are connected together in a network the CPU circuit boards of MV X II units within the loop between the beginning and ending units should be set to
54. hod 2 Point Calibrator Measurements Calibrate iie Accepted C Point 1 Point 2 Return mo ml M MNT February 2007 Previous and Current Calibration Please note that the two most recent calibration data sets Current and Previous are always accessible to the user The words Current and Previous refer to the order in which the data sets are written to memory To select the Previous Calibration data set perform the following steps 1 Select the parameter to be calibrated with the Previous Calibration values 2 Choose Previous Calibration in the Calibration Method data field No data will appear in the Calibrator Measurements section 3 Press Apply Calibration The following message will appear NuFlo MYA II This action will apply the previous Mwx 11 Static Pressure Calibration Click OK bo continue or Cancel to abort the change Cancel 4 Press OK to enable the Previous calibration data set To restore the Current calibration data set perform the following steps 1 Select the parameter to be calibrated with the Current Calibration values 2 Choose Current Calibration in the Calibration Method data field Current calibration data will appear in the Calibrator Measurements section 3 Press Apply Calibration The following message will appear NuFlo MVX II This action will use the current MvX II Static Pressure Calibration Click OK to continue ar Cancel to abort th
55. ic Register 7 BITF See Diagnostic Register 7 page A 21 Diagnostic Register 1 Reserved Process Variables Set if any measured parameter is questionable cleared Bad otherwise RTD errors will be ignored if the RTD is disabled Reserved DP Upper Range Set if the corrected DP value is greater than the upper Limit 10 range limit 10 cleared otherwise 1 DP Upper Range Set if the corrected DP value is greater than the upper Limit range limit cleared otherwise Description 5 4 3 2 1 0 DP Upper Operating Set if the corrected DP value is greater than the upper Limit operating limit cleared otherwise DP Lower Operating Set if the corrected DP value is less than the lower Limit operating limit cleared otherwise DP Lower Range Set if the corrected DP value is less than the lower range Limit limit cleared otherwise 7 DP Lower Range Set if the corrected DP value is less than lower range limit Limit 10 10 cleared otherwise SP Upper Range Set if the corrected SP value is greater than the upper range Limit 10 limit 10 cleared otherwise 5 SP Upper Range Set if the corrected SP value is greater than the upper range Limit limit cleared otherwise 4 SP Upper Operating Set if the corrected SP value is greater than the upper Limit operating limit cleared otherwise February 2007 Page A 19 Appendix A Diagnostic Register 1 Set if the corrected SP value is less than the lower operating limit cleared
56. igh allowable range 840 0 to 840 0 in H20 at 68 F Process Temperature Low allowable range 40 0 F to 300 0 F Process Temperature High allowable range 40 0 F to 300 0 F Important If no RTD is being used with the MVX II check the Disable Process Temperature Measurement checkbox Then check the Override Process Temperature checkbox and enter an override value that is within the Process Temperature operating limits See also Changing Override Parameters page 5 5 Important Press Apply to write the changes to the MVX II Press Refresh before you press Apply to erase unsaved changes and restore previous settings Press Return to return to the Main screen Section 5 Page 5 4 February 2007 Changing Override Parameters Go To Main Screen gt Operating Ranges The Override Parameters section of the Operating Ranges screen also allows a user to override transmitter inputs and use a constant value instead To override a measurement check the appropriate checkbox in the Override Parameters section and enter a constant value in the data field to the right of the checkbox Press Apply The override values are not in effect unless the checkbox is checked Note Allowable ranges and default values are shown below e Override Static Pressure allowable range 15 0 to 5300 0 PSIG default 0 psig e Override Differential Pressure allowable range 840 0 to 840 in H2O default O 1n HO e Override Process Temperature
57. it Bit Bit Bit Bit Bit Bit Bit Bit 153 T PASALI 10 9 8 7 6 5 4 3 2 1 0 When the COM Control register 1s written the response message will be at the current baud rate and with the current word ordering After the response the baud rate and word ordering of the MVT is changed Refer to the Writing to Flash Parameters section Baud Rate Bit Bito Baud Rate 0 0 4800 0 1 9600 factory default 1 0 19200 38400 Appendix A Page A 8 February 2007 Static Pressure Units registers 40061 and 41018 Parameter Parameter Kgf cm2 InH20 60 F MVX II Control register 41021 Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 RTD Setting the RTD Disable bit to a 1 disables the RTD measurement In this setting none of the diagnostic error bits associated with the Process Temperature will be asserted Setting this bit to O enables the RTD measurement The factory default value 1s O RTD enabled Floating Point Format Code Multi Word Ordering registers 40132 and 41023 A value of 1 configures the word ordering to be Least Significant Word First CDAB A value of 0 factory default setting configures the word ordering to be Most Significant Word First ABCD For example the static pressure 1s read as 100 25 PSIA at registers 40403 and 40404 In Most Significant Word First format Floating Point Format Code 0 the IEEE 754 val
58. l Pos Sane Bl ess Camara 2 e Namang ueneno State a os asus Detak Bg Cabia Calibrabon Caite fi Wd Lira Ch Sna hema Veri afr Pama Vocis im Lira ifs Regte T abe ae re o OD Seta Mud ET feline Gi MI Pate Presmars BWES Communi abe ie Pra 47 piia Bad Halo TUUM EmgeeergUmit Wend Dede wedia tute Pem pag pop ummm kid Dalag jara rg Tues Pra EE BEBF lemper fur p Operaling Hanges MVKAI Wira ID Sena Number hine Persa Operating Lara Flange Limit Diflesenfsal Presse Low ni Opeumolme On ron esr Range Umi PHD B EB F Process T empeiaum iz I Drei Froen Tempesatue Hesien Loemde F yha Enabled Puamneter Wakas Ovende Hab Penge 0 00 paang D Dvomi Dimmi Pressure DOO Heo GEB F F Dwemde Process Temper no JF e e Hel lo MY X 11 Loaf gora ti n Bee Lam Hor akan ta Pas TR Pas Pis CC DB Pies pane E Aang aes oo Lepe mga D EF ra EE LI ILI aei Pet agad Figure 4 2 Configuration Screens Section 4 Calibration The Calibration section allows the user to calibrate static pressure differential pressure and process temperature using up to five calibration points and to create a calibration report for future reference From the Main screen the user can select either of the two Calibration screens by clicking on the appropriate button Figure 4 3 e Calibration calibrate static pressure differential pressure and process te
59. l operation Current Status e current static pressure default IS Limit Condition Farameter Value psig Static Pressure psig e current differential pressure edo c CJ qu ma 6B F default is in H20 68 F e current process temperature default is degrees Fahrenheit Yellow Exceeds upper or lower limit of user defined operating range Current Status Also 1n the Current Status section are Limit Condition T dE status indicators for static pressure se Bis differential pressure and process Lower Operating Differential Pressure inH20 ES F Process Temperature 100 4 F temperature Four different indications are possible for each parameter each indication is defined by a different color Orange Exceeds upper or lower limit of sensor range in the Limit Condition field see the Current Status example at right showing Differential An a fe BISSSHIUSSIAD mc Dire Press nH20 60F For information about changing S E 2 operating ranges see Changing Operating Ranges page 5 4 Red Exceeds upper or lower sensor range limits by 1096 Current Status Limit Condition Parameter Value Static Pressure psig Differential Pressure 25427 inHzL c BB F Process Temperature 100 31 F Section 4 Page 4 2 February 2007 Diagnostics The Diagnostics section alerts the user to a variety of events that may prevent the MVX II from operating properly and or affect the accuracy of the measurements indicated b
60. le A new Save As Mp Recent GI Ni onak window on your PC will open 3 See 2 Rename the file if desired The Desktop NG default filename uses the following Lim name structure Mp Documents raras Documents Rpt lt Y Y Y YMMDDHHMM gt rtf q Bos 3 Using the Save in drop down menu Ss My Network Places choose the location where you want a the file to be saved The default ok ETT location 1s AAA aaa C NuFlo MV XReports serial number 4 Press Save in the Save As window to save the file Printing the Report To print the file press Print Report A new Print window will open on your PC allowing you to select a printer To preview the file before printing press Print Preview at the bottom of the Calibration Report screen A sample printout is shown on the following pages February 2007 Page 6 7 Section 6 4 NuFlo NuFlo MVX II Calibration Report 1247 2004 2218 28 PM Configuration Program Version Lu LU Serial Number Device ID Firmware Version Register Table Version MVX BETA Ox0432 1 04 1 00 Current Differential Pressure 12 07 04 1 38 19 PM Date Time Method Unie status Point Applied Value 0 200 100 00 200 00 O A CO ho PR 3 Point inH20 68 E In Active Corrected Value Os OL L00 02 ZI T Current Static Pressure Date Time Method Atmospheric Pressure Unit Status Point Applied Value 0 00 1900400 U A WN H 12 07 04 14247255 2 Point 14 73 psia
61. libration Procedure cy raw Go To Main Screen Calibration i Serial Number To calibrate the MVX II perform the following steps ae Parameter to be calibrated 1 In the Calibrate screen click in the Parameter to be Pa Pt calibrated data field and select the parameter you Calibrator Measurements Process Temperature wish to calibrate g c eee Applied MYX Raw Corrected Units Accepted 2 Click in the Calibration Method data field and Value Value Value select one of eight calibration methods e Factory Calibration n e 1 Point e 2 Point e 3 Point e 4 Point EEN EA E e 5 Point e Previous Calibration e Current Calibration See Calibration Options page 6 1 for a description of each calibration method Section 6 Page 6 2 February 2007 Calibrate Factory Calibration MV selecting Factory Calibration will load the original D calibration settings that were applied to the MV X II ipm before it left the factory No further data entry is Parameter to be calibrated Static Pressure re quire d Calibration Method Note Actual calibration values are not displayed dida when this calibration option is active A Po cain Accepted Current Calibration Click Apply Calibration to activate the factory default settings Accept Stop Apply Measurement Measureme Calibration Custom Calibration 1 Point through 5 Point Calibrate If custom calibration 1 Point 2 Point 5 Point is Unt ID selected the Applied
62. low and high pressure sides of the transmitter as shown by the H L indicator Figure 2 1 2 Install and connect process piping between the MV X II and the orifice plate or manifold with appropriate fittings Process piping installation procedures vary with each application and are outside the scope of this manual The MVX II can be mounted to a horizontal or vertical process piping and can be mounted facing several different directions to suit various piping arrangements e Ifthe MVX II is mounted to a horizontal pipeline process connections should be at the top of the line and the MV X II should be mounted above the press ure connections at the pipe e Ifthe MVX II is to be mounted to a vertical pipeline flow in the pipeline should be upward The MVX II housing can be rotated 180 degrees 1f desired for added flexibility in tight locations To rotate the housing loosen the set screw rotate the housing retighten the set screw and fill the set screw recess with Torque Seal Organic Products Company or comparable product February 2007 High low pressure indicator indicator Figure 2 1 Direct mount installation low profile sensor with bottom process connections Page 2 1 Section 2 Caution Do not rotate the housing more than 180 degrees Doing so could damage the ribbon cable that connects the sensor to the electronics in the housing Remote Pole Mount To mount the MV X II using the optional pole m
63. mperature measurements e Calibration Report create a report of current and previous calibration settings for static pressure differential pressure and process temperature See Section 6 for detailed instructions on calibrating the MV X II VOIE Main Help Awal Unit ID EM Serial Number osco Current Status Limit Condition Parameter Value Static Pressure 4402 pag Differential Pressure inH 20 5 EB F Process Temperature F Diagnostics Wl Power Supply ll Sensor Reading gl Sensor Statu Bl Sensor Communications Bl Memory Status Calibrate I XXI Calibration Report MV Mw rst iD sieh m Seite bm Serisi Number Current Calibration nit gon Sellings Parameter to be colbested Hos Selected Calibtabon Method Factory Calbeaton Section 4 Curent Sabe Presume Caitton Matted Factory Caltrain DaT EET Aripa Poni ppled Val ComectVel Pasta 1 py 2 E i ml lt Feran Static Prerpara Cali aon Method fi Fra Date Time pil ES an Te pum JS aa far Kas Saree bo Fie Poe Fora Cumerd frontal Preceure Cabra Method Fay Cada ater Date Tame OT 903 32 AM ctr Pori Aophed Va Loneci Va Hime tue i e 3 gt a SSS ERR 4 SS 22 Previous Calibration Previous Differential Pressure Calibrator Method 1 Fora Daeme AEO Peri Acched Val Come Val Figs Value joo T has 2 rmm mt
64. n Ibs to secure the wiring within the terminal block Only personnel who are experienced with field wiring should perform these procedures Terminal Board Connections for PC Laptop Communications To wire the MV X II for communication with a laptop or personal computer perform the following steps A user supplied RS 485 to RS 232 converter is required 1 Remove the cover on the port side of the MV X II enclosure to access the terminal board Part No 30160005 Figure 2 4 2 Make TBI connections as follows see Figures 2 5 through 2 7 Connect the positive lead from the power supply to Terminal 1 Connect the negative lead from the power supply to Terminal 2 Connect the B lead from the RS 485 converter to Terminal 3 marked A Connect the A lead from the RS 485 converter to Terminal 4 marked B Connect the GND lead from the converter to Terminal 5 3 Make TB2 connections as shown in Figure 2 8 depending on the type of RID used Terminal 1 on TB2 is typically not used one oe The MVX II power requirements are 8 to 28 VDC at 30 mA max The power supply must be limited to 3A by fusing or equivalent overcurrent protection February 2007 Page 2 5 Section 2 Figure 2 4 Location of the terminal board PI TB2 TB1 co c Power and RS 485 pi RTD connections connections x A Mistr ar i Mags Biva TtCEP MI Figure 2 5 Terminal block locations Section 2 Page 2 6 February 2007 O TERMINAL BOARD O
65. nique Unit ID If the sensors are connected to a master device such as a flow computer the master should be removed from service while trying to connect to an MV X II with the interface software If you are not sure if the devices have a unique Unit ID then the instruments should be removed from service except for the desired unit Press Connect to proceed with the connection The MV X II Main screen appears see Section 4 for help in navigating the Main screen Press Exit to close the MV X II program Section 3 Page 3 2 February 2007 Section 4 Navigating the MVX II Software Main Screen The Main screen is the primary user interface that provides access to all other configuration and calibration information To access the Main screen following installation click on the MV X II icon on your computer desktop The Main screen automatically appears after you have connected to the MV X II as described in Section 3 The MV X II Main screen is separated into five different sections each defined by faint outlines the section title appears in the upper left corner of each section see arrows in Figure 4 1 Each section 1s described in detail on the following pages of this section The parameters that appear on the Main screen on initial startup are default parameters programmed into the MV X II at the factory These parameters may be changed to suit specific applications For example the static pressure measurement is in terms of PSIG b
66. nused Packed ASCII registers with 20 hexadecimal lt SPACE gt The Time Stamp Time is a register used for time stamping calibration data See Time Time2 and Time3 definitions page A 17 Appendix A Page A 2 February 2007 Fach register has an Access type The three possible access types are Read Only RO Designates registers that can only be read Trying to write to this parameter results in an exception response Read Write R W Designates registers that can be read and written Read Write R W Designates registers that can be read written and are stored in non volatile Flash memory The registers are grouped according to function The groupings are e Device compatibility registers page A 4 e Device parameter registers page A 7 e Calibration parameter registers page A 10 e Current data registers page A 17 e 32 bit floating point registers page A 21 February 2007 Page A 3 Appendix A Device Compatibility Registers Register Description Data Access Number Type 40001 Device Model ID Manufacturer Code U16 Always reads 0x0432 See Device Model ID page A 8 40002 Reserved Ui6 RO 40003 Firmware Version Number U16 See Firmware Hegister Table Version Number page A 8 40004 Heserved 6 40006 U1 40007 Transmitter Serial Number U32 40009 Reed RO 40010 Register Table Version Number See Firmware Hegister Table Version Number page
67. ode es 2 10 Figure 2 10 Location of W1 termination jumper on CPU board essere 2 10 Figure 2 11 Placement of Jumper W1 RS 485 TerminatiON oooncccnnncccnccnonncnnccnnnnnanncnonnncnnonnnanonos 2 11 Figure 3 1 Interface Software Screen nennen nnne hannes nnns sinn nnne nnns 3 2 Figure 3 2 HOsStCOMMECION Ser eerie oie cadant Veste logie d ha bb due et ae 3 2 Figure 4 1 MVX IL MAIN SErEEN ma ica 4 1 Figure 4 2 Configuration Ser kanaan e aa ad 4 5 Figure 4 3 Calibrdtllon SCreeNnS aaa A ES 4 6 Figure 5 1 MVX II Calibration Report screen a 5 6 Figure 6 1 MVX II Calibration Report screen a 6 6 Figure 7 1 Terminal board replacement a 7 2 Figure 7 2 Ribbon cable connections for CPU board replacement occccoooooonnccnnncccccnnnancnnncnnnonannnnnnos 7 3 Figure 7 3 Latching mechanisms for CPU SI board assembly oooccccccccooonncccnncccnccnnacccnnnncnnnnannnnnnnnnnos 7 4 Table of Contents Page iv February 2007 Section 1 Features of the NuFlo MVX II Transmitter Introduction The NuFlo MV X II transmitter provides linearized digital measurements for static pressure differential pressure and process temperature via an external 100 ohm RTD Paired with any of the NuFlo flow computers the MVX II provides a highly accurate gas measurement solution The MVX II communicates with the industry standard Modbus proto
68. on 1 MN HIHI I 8 05 in Figure 1 4 MVX II dimensions with standard sensor side process connections February 2007 Page 1 4 Section 1 Specifications Housing Approvals Environmental System Power Communications Protocol Multivariable Sensor Accuracy Adapter Options February 2007 Epoxy coated aluminum Type 4X CSA approved for US and Canada Class I Division 1 Groups B C and D explosion proof Class I Division 2 Groups B C and D non incendive Operating Temperature Range 40 F to 158 F 40 C to 70 C MV X II power requirements 8 28 VDC at 30 mA max 15 mA typical Reverse polarity and transient protection Supply must be limited to 3 A by fusing or equivalent overcurrent protection RS 485 port e Modbus slave e Selectable 4800 9600 19200 38400 baud rate e Selectable word ordering for multi word data types high word first low word first RTU Mode Modbus Functions Supported e Read Holding Register e Read Input Register e Preset Single Register e Preset Multiple Registers Maximum Registers per Message 32 Differential Pressure 0 05 of span Absolute Pressure 0 05 of span does not include variation from user entered barometric pressure Process Temperature 0 5 F does not include RTD uncertainties Adapts to Rosemount manifold with optional coplanar flange kit see Spare Parts page B 1 Converts
69. or external power to operate their connections are shown in Figure 2 7 e A DB 9 male to female extension cable is optional but recommended for connecting the RS 485 converter to the laptop or PC Sensor Requirements Before connecting the MV X II transmitter to the flow line consider the pressure rating of the sensor and the presence of harmful gases The tubing and fixtures used to connect the sensor February 2007 Page 2 3 Section 2 to the manifold in the flow line must be manufactured from materials that are appropriate for the pressure ratings of the sensor used If H2S 1s present use a NACE sensor model and take appropriate precautions to avoid exposure to this hazardous gas NACE compliant sensors for standard pressure ranges 100 to 1500 psia include NACE bolts however NACE compliant sensors for high pressure ranges 3000 and 5300 psia include non NACE bolts Note that the bolt classification NACE non NACE does not affect the NACE classification of the sensor Table 1 Bolt Specifications for NACE Compliant Sensors Pressure Differential Pressure 30 In H20 200 In H20 840 In H20 200 In H2O 200 In H2O 300 In H20 400 In H20 840 In H20 200 In H20 300 In H20 400 In H20 840 In H20 200 In H20 300 In H20 400 In H20 840 In H20 Field Wiring for Single MVX II The MVX II requires power RTD optional and communications connections for proper operation All field wiring enters into the MVX II through ei
70. otherwise Set if the corrected SP value is less than the lower range limit cleared otherwise SP Lower Range Set if the corrected SP value is less than lower range limit Limit 10 10 cleared otherwise Reserved Diagnostic Register 2 15 Static Pressure Fail Set if the static pressure value is not reliable cleared otherwise 14 PT Upper Range Set if the corrected PT value is greater than the upper range Limit 10 limit 10 cleared otherwise 13 PT Upper Range Set if the corrected PT value is greater than the upper range Limit limit cleared otherwise 12 PT Upper Operating Set if the corrected PT value is greater than the upper Limit operating limit cleared otherwise 11 PT Lower Operating Set if the corrected PT value is less than the lower operating Limit limit cleared otherwise 10 PT Lower Range Set if the corrected PT value is less than the lower range Limit limit cleared otherwise PT Lower Range Set if the corrected PT value is less than lower range limit Limit 1096 10 cleared otherwise Process Temp Fail Set if the process temperature measurement is not reliable cleared otherwise If the RTD is disabled this bit will always be O Set if the sensor microcontroller has report a general sensor failure cleared otherwise This could indicate a problem with the analog to digital converter sensor readings are not being calculated or the inter processor communication system has failed 13 Sensor Failure
71. ount kit perform the following steps l 2 Identify the low and high pressure sides of the transmitter as shown by the H L indicator Figure 1 1 Determine the orientation that will best accommodate process connections and field wiring connections The mounting bracket design allows the MV X II to be mounted in a horizontal or vertical position and on either side of the bracket See also Vertical Installation page 2 3 Connect the mounting bracket to the MV X II using the four bolts provided Figure 2 2 Position the U bolt around the pipe and through the support bracket provided with the U bolt Align the mounting bracket against the pole so that the U bolt passes through the mounting holes in the bracket Place the mounting plate over the threaded ends of the U bolt and against the bracket and secure the U bolt with the two screws provided XA ki bo ai T a a Mounting bolt 4 x 7 16 in 20 threads in Pole mount bracket Mounting plate U bolt nut 2 U bolt support bracket U bolt 5 16 in 18 threads in Figure 2 2 Remote mount installation to horizontal pipe shown with standard sensor with side process connections and optional mounting kit Section 2 Page 2 2 February 2007 Vertical Installation When installing the MV X II to vertical pipe make sure the process connections are facing downward Figure 2 3 This may cause the field connections end of the housing to also face downward or to the
72. own in two places on this screen in the MV X II section read only and in the Identification Fimware Version l A Unit ID Register T able Version Identification section Serial Number Model ID To change this data new numbers must be a E MV Communications MY mospneric Fressure 1 psia SETS entered in the Identification section Click in i Engineering Units Word Order i ord Firs the appropriate data field delete the charac pi TENN a A TP 1 MV Delay ms ters that are invalid and retype the new digits Diieeniinessue Jrii20 e GF E Ct Temperature F Important Press Apply to write the changes to the Apply Refresh MVX II Press Refresh before you press Apply to erase unsaved changes and restore previous settings Press Return to return to the Main screen February 2007 Page 5 1 Section 5 When the new entry is applied to the MV X II the new value will appear in both the Identification and MV X II sections of the screen Changing Atmospheric Pressure Device Parameters Mill Go To Main Screen gt Device Parameters UE The Static Pressure section of the Device Parameters n e ae 1 1 1 1 Unit ID Register T able Version screen displays atmospheric pressure psia 1s the default ANS te diced unit Static Pressure M I Communications To change this value click in the box delete the Atmospheric Pressure 1473 psia Baud Rate value displayed and retype a new value in the box Engineerin
73. ponse The table below describes the reason codes supported Exception Exception Explanation Response Response Name Reason Code Illegal Function The requested function is not supported Illegal Register A single register address could be invalid or a register Address address implied by a block operation could be invalid To allow for easy future expansion the MVT contains groups of registers Accessing any register between the groups will result in this reason code This code will also result if either the first register accessed is offset from the first register of a 32 bit value like an unsigned long or a float or a block operation causes the last register accessed to be offset from the last register of a 32 bit value is not correct The register count for a block function is greater than the maximum supported by the MVX II e Awrite is attempted to a read only register Slave Device Not Supported Failure Slave Device Not Supported Busy 3 Illegal Data This code could be the result of any of the following Data for a parameter is out of range The byte count on a Preset Multiple Registers function Appendix A Page A 22 February 2007 Appendix B MVX II Spare Parts List WARNING EXPLOSION HAZARD SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS 1 DIVISION 2 USE OF SPARE PARTS OTHER THAN THOSE IDENTIFIED BY CAMERON VOIDS CSA CERTIFICATION CAMERONBEARS NO LEGAL RESPONSIBILITY FOR THE PERFORMANCE OF A
74. r computer perform the following steps Select Add Remove programs in the Control Panel Click on Add New Programs Click on CD Select the location of the setup files on the installation CD or on the computer hard drive Follow the on screen instructions to complete the installation ptg con ens Upgrading the Interface Software To upgrade the interface software on your computer to a newer version perform the following steps 1 Remove the old version of the software from the computer by selecting Add Remove programs in the Control Panel select the Remove option 2 Open the file folder C Program Files NuFIo MV X II If there are any files remaining there delete them 3 Follow the Installing the Interface Software instructions above to install the new version Note There may be report files on the computer in the folder C NuFlo_MVX These files will not be deleted when the application is uninstalled These files may need to be archived or deleted periodically Accessing the MVX II Software M When the interface software 1s properly installed a shortcut icon left will appear on the desktop of your PC or laptop computer A AA To open the interface software e double click the shortcut icon or e go to the Start menu on your PC and follow the path Programs gt NuFlo gt MVX I1 9 MV X II February 2007 Page 3 1 Section 3 The MV X II Interface Software screen Figure 3 1 will appear momentarily and th
75. re ooo 4 1 Nan Cee aa E mr 4 1 MVX II Unit ID and Serial Number aa ama aaa aaa 4 2 Si iw RET A EA A 4 2 DIAGNOSNES Maa ANA ocio 4 3 Se SN taaan 4 3 Details Power Supply nnne enne nennen enhn senes ss snsa aeris nir sinas nasa nnns 4 3 DetailS Sensor Gomlifiuniealloris apak AARAL ANAN NAGANA vas est eu Du MEA 4 3 D talls Sensor Redding S seri i aae ANAN canes eect 4 4 Details O SA cm 4 4 February 2007 Page Table of Contents DelalS Wemo nasa 4 4 Soc A o UIT 4 4 CAI dt e ba 4 5 CAIDO mE 4 6 Disconnecting From the MV X II nennen nnne nnn nnns nni nns ina nnns nnns 4 7 Section 5 Configuring the MVX II Transmitter coccion 5 1 ee ele RE ET Oo mm 5 1 changing Unit ID 7 Se al Number con anota e aibi dos o en ane beo uda a 5 1 Changing Atmospheric Pressure sireisas a a a a e aE aa aS 5 2 Ghanging Engineering UN 3 Pendet na a ae de eiae aeaeaei 5 2 Changing Communication Parameters essiensa a e a aea E A A A nana 5 2 Changing Communication Parameters 2 AA 5 3 Changing Operating Range8 a ANON MONG NAA EL DAGA a ANA ANA 5 4 Changing verde Parameters sisse dai lio 5 5 Generating a Contiguraton REPO 5 eee AK Ea 5 6 a AA 5 7 PANUNG INS eLo qm CO E tha aaiieluds a a ses Rancssuaia 5 7 Section 6 Calibrating the MVX II Transmitter ceca netas 6 1 A RP D MX C 6 1 Calibration ODMOMS ara stu dari ide tace ui etta DA cest a cn totas lutea reu te LA tee
76. ritten to the MVX II To make the changes effective the user must press Apply Calibration When a new entry is written to the MVX II the data field reverts to its original appearance Calibration Options To calibrate the MV X II you must select the parameter to be calibrated static pressure differential pressure or process temperature and the method to be used to calibrate the untt The MV X II Calibrate screen provides eight different calibration options to choose from Factory Calibration loads default calibration values set at the factory 1 Point applies an offset correction 2 Point applies a slope and offset correction 3 Point applies a point to point linearization using three calibration points 4 Point applies a point to point linearization using four calibration points 5 Point applies a point to point linearization using five calibration points Previous Calibration applies the last set of calibration settings saved previous to the current settings actual values are not displayed e Current Calibration applies the most recent set of calibration settings saved in a full calibration If Factory Calibration Previous Calibration or Current Calibration 1s selected no further data entry 1s required and the calibration settings are enabled simply by pressing Apply Calibration February 2007 Page 6 1 Section 6 To calibrate the unit with user supplied calibration point values the user will select a 1 2 3 4 or 5
77. side never upward To make the terminal board more accessible for wiring connections loosen the set screw and turn the housing 180 degrees so that the field connection end of the housing Housing can is facing upwards retighten the 28 Totaled SUP E 180 for set screw and fill the set screw access to recess with Torque Seal terminal board Organic Products Company or comparable product Caution Do not rotate the housing more than 180 degrees Doing so could damage the ribbon cable that Process connects the sensor connections to the electronics in face downward the housing Figure 2 3 Remote mount installation to vertical pipe shown with standard sensor with side process connections and optional mounting kit Hardware Requirements The MV X II supports digital serial communications using EIA RS 485 hardware with AEG Modicon Modbus protocol A single Modbus slave port facilitates both communications with a laptop or PC for operating the MV X II interface software and communications with a flow computer The port is protected from high voltage transients The following user supplied hardware is required or recommended for proper MV X II installation e An RS 485 converter is required for connecting the transmitter to a laptop or PC so that the MVX II can be configured and calibrated with the MV X II interface software The MV X II is known to be compatible with two such converters that require no handshaking
78. suns Ddteieriud Presione Power Supply ME Nerwolmble RAW Reset e Ifthe input voltage is less than 8V see Specifications page 1 5 it is too low e Ifthe input voltage is within the range specified for the MV X II but the SVDC indicator is on and the voltage is less than 5 0 the source of the problem is the CPU circuit board Details Sensor Communications This section 1dentifies sensor communications status and health Comm Health indicates the number of successful communications between the MV X II CPU board and the integral sensor in the previous 100 seconds Comm Tries is incremented with each message attempted by the CPU board Comm Success 1s incremented with each successful communication February 2007 Page 4 3 Section 4 attempted by the CPU board By monitoring these counters the user can determine long and short term communication success rate To reset the counter press Counter Reset If Timeout is red the CPU board requested communication from the sensor but the sensor did not reply in the time allotted If the CRC Error is red the CPU board received data from the sensor that did not match the data check at the end of the message Details Sensor Readings Diagnostic i Power Supply Senso Cormtmurwc aon This section helps the user to determine if a problem Senna Rasdng Bl Mono Status with the sensor readings involves a temperature or pressure transducer Details Sensor State
79. th U16 Integer from O to 100 last 100 seconds representing successful communications with the sensor 41415 MVX II Comm Tries U32 41417 MVX II Comm Successes U32 41419 Power Input Voltage 41420 VDC default unit 41421 Power 3 3 VDC Supply 41422 VDC default unit 41423 Power 5 VDC Supply 41424 VDC default unit 41425 DP Upper Range Limit 41426 InH20 default unit 41427 DP Lower Range Limit 41428 InH20 default unit 41429 DP Upper Operating Limit FP 41430 840 to 840 InH 0 41431 DP Lower Operating Limit FP 41433 SP Upper Range Limit 41434 PSIG default unit 41435 SP Lower Range Limit F 41436 PSIG default unit 41437 SP Upper Operating Limit 41439 SP Lower Operating Limit 41441 PT Upper Range Limit 41442 F default unit 41443 PT Lower Range Limit 41444 F default unit 41445 PT Upper Operating Limit F 41446 40 to 300 F 7 BU FP FP FP H BU F F F F FP P P P P P P Appendix A Page A 18 February 2007 Current Data Registers Register _ Description Data Access Notes Number Type aoe Flash Sensor Differential Pressure Raw HALA ee ee Sensor Process Temperature Raw FP EMEN Deme a T 41806 Diagnostic Register 1 BITF See Diagnostic Register 1 page A 19 41807 Diagnostic Register 2 BITF See Diagnostic Register 2 page A 20 41808 Diagnostic Register 3 BITF R W See Diagnostic Register 3 page A 20 41809 Diagnost
80. ther of two 1 2 NPT conduit openings in the sides of the enclosure and connects to two terminal blocks on the terminal board circuit assembly Figure 2 5 e Field wiring to Terminal Block 1 TBI supplies power to the transmitter and connects the transmitter to the RS 485 converter for use with a laptop computer or PC or to a flow computer e Field wiring to Terminal Block 2 TB2 allows the transmitter to sense the temperature of an RTD Section 2 NACE Bolts UJ w w w W lt lt 7M 7 B7M B7M B7M 718 Inconel lt lt 718 Inconel 718 Inconel 718 Inconel 718 Inconel 718 Inconel 718 Inconel 718 Inconel Page 2 4 Non NACE Bolts N N JN JN N QJ J NEN IT NIN N N N N February 2007 Because the MV X II has only one communications port the laptop PC connections to the terminal board must be disconnected before the flow computer can be connected to the MVX II See Terminal Board Connections for Flow Computer Communications page 2 8 for instructions on making field connections to the flow computer Caution All field wiring must conform to the National Electrical Code NFPA 70 Article 501 4 b for installations within the United States or the Canadian Electric Code for installations within Canada Local wiring ordinances may also apply All field wiring must have a wire range of 22 to 14 AWG and terminal block screws must be tightened to a minimum torque of 5 to 7 i
81. tion data set written to memory just previous to the current calibration data e original factory default calibration settings February 2007 Page 1 1 Section 1 Safety Information WARNING To prevent possible explosion and to maintain explosion proof flameproof and dust ignition proof protection plug unused openings with the provided conduit A plug This plug must be engaged a minimum of five full threads The threaded housing covers must be installed Turn covers to seat O ring into the housing and then continue to hand tighten until the cover contacts the housing metal to metal If the electronics housing is removed for any reason it must be hand tighiened fully Then engage the set screw until it bottoms out and back it off 1 8 of a turn Fill the set screw recess with Torque Seal Organic Products Company or comparable product The housing then may be rotated up to one full turn counterclockwise Nomenclature ads Terminal board access Set screw High low pressure indicator Figure 1 1 MVX Il nomenclature shown with low profile sensor bottom process connections Section 1 Page 1 2 February 2007 Conduit connection Earth ground Figure 1 2 MVX II nomenclature vent side view shown with standard sensor side process connections ULI E l I A 2 10 in bi l Figure 1 3 MVX II dimensions with low profile sensor bottom process connections February 2007 Page 1 3 Secti
82. to 2 in process connections with 5 1n 14 NPT flange adapters see Spare Parts page B 1 Page 1 5 Section 1 Temperature 100 ohm platinum RTD with temperature coefficient 0 00385 Q Q C Sensor Input For use in Division 1 applications must be a Model 21 explosion proof RTD assembly or equivalent Interface Software Included with instrument e Configures the instrument e Calibrates the instrument up to 5 points e Reporting capabilities o Calibration report o Configuration report e System requirements Requires PC with Windows 98 or later operating system Windows XP recommended Memory 256 MB of RAM system 1s operable with 128 MB but not recommended Hard disk space 160 MB minimum Computer processor 1 GHz or faster CD ROM drive Display 600 x 800 Keyboard and mouse RS 232 serial port Section 1 Page 1 6 February 2007 Section 2 Installing the MVX II Transmitter Mounting the MVX II The MV X II transmitter with the low profile sensor bottom process connections can be mounted directly to the orifice plate or to a multi valve manifold The MV X II transmitter with the standard sensor side bottom process connections can be used with direct mount or remote mount installations A pole mounting hardware kit is available as an option for mounting the MV X II remotely Direct Mount To mount the MV X II transmitter to a pipe or surface perform the following steps 1 Identify the
83. ue returned 1s 42C88000 hexadecimal In CDAB format Floating Point Format Code 1 the value is 800042C8 February 2007 Page A 9 Appendix A Writing to Flash Parameters Changes to configuration data are stored in volatile memory until the host writes a trigger register The trigger register has a specific value If the value written to the trigger register is 0x5350 hexadecimal the contents of the volatile configuration memory is transferred to the non volatile memory Note This does not apply to the R W Flash settings in the Device Compatibility area page A 4 Register Description Data Access Number Type 41100 Flash Memory Update Trigger U16 R W Performs write to flash operation if host provides correct trigger value Calibration Calibration 1s best performed by utilizing the configuration program For reference the following table describes the registers associated with calibration Calibration Parameter Registers Register Description Data Access Notes Number Type 41101 R W See Calibration RIG Trigger page A 15 41103 O to 25 PSIA Flash 41104 Corrected Static Pressure FP Ca O P 41106 Corrected Differential Pressure FP e Nall 41108 Corrected Process Temperature FP m renes Te 41110 Sensor Static Pressure Raw Value 41111 PSIG gage measurement 41112 Sensor Differential Pressure Raw Value FP 41113 InH2O FP 41114 Sensor Process Temperature Raw Value 41115 CP 41116 Calibration Method BIT
84. y default but can be changed to other commonly specified engineering units For more information see Changing Engineering Units page 5 2 sil VP GINE Help al Unit ID sies Current Status Limit Condition Parameter Value Static Pressure psig Ca aa Differential Pressure InH20 68 F DA Process Temperature 100 01 F Diagnostics EE Power Supply EE Sensor Communications EE Sensor Reading EE Memory Status EE Sensor Status Details Configuration gt Calibration Device Operating Configuration Cakran Calibration Parameters Ranges Report Report Figure 4 1 MVX II Main screen February 2007 Page 4 1 Section 4 MVX II Unit ID and Serial Number The Unit ID 1s a unique identifier for each hol MV X II This identifier may be assigned a Unit ID e number between 1 and 247 number 248 is Serial Number wes reserved Any information downloaded and displayed using the interface software IS linked to this number This number is the Modbus address of the MVX IL Important The default unit ID for the MVX II is 1 The serial number is a unique identifier for the unit The default serial number matches the serial number printed on the metal tag that is affixed to the MV X II To change the serial number to a user defined number see Changing Unit ID Serial Number page 5 1 Current Status The Current Status section displays Green Within the user defined operating range values for the following parameters norma
85. y the MV X II This section 1s comprised of five indicators Power Supply Sensor Reading Sensor Status Sensor Communications and Memory Status A change in the color of the indicator from green to red alerts the user to a possible problem in the system Fach of these indicators 1s a summary of grouped status indicators that can be viewed by clicking on the Details button GREEN System component is operating properly Diagnostics MA Power Supply M Sensor Reading M Sensor Status RED System component is not operating properly and should be checked Press the Details button for a more detailed breakdown of possible causes for the red alert status Press Return in the lower right corner of the MV X II Diagnostics screen to return to the Main screen The Details screen is a read only screen that comprises six different sections Often the events triggering an indicator are resolved automatically by the instrument and require no intervention from the user Details MV X II The MV X II section displays the unit ID and Current Status information from the Main screen Details Power Supply If the power supply indicator from the Main screen is red this section will provide voltage information By Senor Communications B Memory Status Details Disgnosbcs Bl Powe Supp Ga Sensei Fieadng ll Senso Status Bl Sensor Commurscations Ak hemon Sishus 7 MPA agnostics Miia Una ID n Slane Petna
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