Ametek 3050-DO User Manual
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Ametek 3050-DO User Manual

Ametek 3050-DO User Manual

Moisture analyzer
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Model 3050-DO
Moisture Analyzer
User Manual
Process Instruments
455 Corporate Boulevard
Part Number: 305725901, Rev. YF
Newark, DE 19702
Configurator Version 2.2

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  • Page 1 Model 3050-DO Moisture Analyzer User Manual Process Instruments 455 Corporate Boulevard Part Number: 305725901, Rev. YF Newark, DE 19702 Configurator Version 2.2...

  • Page 2: Offices

    If the instrument or procedures are used for purposes over and above the capabilities specified herein, confirmation of their validity and suitability should be obtained; otherwise, AMETEK does not guarantee results and assumes no obligation or liability. This publication is not a license to operate under, or a recommendation to infringe upon, any process patents.
  • Page 3 Every successful enterprise has as its driving force someone with vision, courage and determina- tion to make it succeed. Within the AMETEK Process Moisture Analysis business, such a person was John Day. Over a period of many years of practical experience working with customers, John became the committed “product champion”...
  • Page 4 Process photometric analyzers, process moisture analyzers, and sampling systems are warranted to perform the intended measurement, only in the event that the customer has supplied, and AMETEK has accepted, valid sample stream composition data, process conditions, and electrical area classification prior to order acknowledgment.

  • Page 5: Table Of Contents

    Mechanical Installation ..................3-4 Electrical Connections ..................3-9 Analyzer Start-up .....................3-15 Dry Down Period .....................3-15 Status LEDs and Alarms ..................3-15 Chapter 4 PC Interface AMETEK 3050 Moisture Configurator Software ..........4-1 Configuring the 3050 ..................4-2 Chapter 5 Remote Verification Chapter 6 Replacement Parts Chapter 7...
  • Page 6 Example 6: Setting the Low-End of the Analog Output: ....A-17 Example 7: Switching to “Sensor-Saver” Mode: ......... A-17 Example 8: Switch to Dewpoint Readings: ......... A-17 Example 9: Selecting a Sample Gas: ............. A-18 Example 10: Setting Verification Schedule: ......... A-19 vi | 3050-DO Moisture Anaylzer...

  • Page 7: Safety Notes

    Safety Notes WARNINGS, CAUTIONS, and NOTES contained in this manual emphasize critical instructions as follows: An operating procedure which, if not strictly observed, may result in personal injury or envi- ronmental contamination. WARNING An operating procedure which, if not strictly observed, may result in damage to the equipment. CAUTION Important information that should not be overlooked.

  • Page 8: Warning Labels

    Achtung - Heiße Oberfläche Environmental Information (WEEE) This AMETEK product contains materials that can be reclaimed and recycled. In some cases the product may contain materials known to be hazardous to the environment or human health. In order to prevent the release of harmful substances into the environment and to conserve our natural resources, AMETEK recommends that you arrange to recycle this product when it reaches its “end of life.”...

  • Page 9: Electromagnetic Compatibility (Emc)

    Electromagnetic Compatibility (EMC) Read and follow the recommendations in this section to avoid performance variations or dam- age to the internal circuits of this equipment when installed in harsh electrical environments. CAUTION The various configurations of the 3050 should not produce, or fall victim to, electromagnetic disturbances as specified in the European Union’s EMC Directive.

  • Page 10: Equipment Used In Class I, Division 2 Hazardous Locations

    Sec 501.4(b) or CEC 18-152) and in accordance with the authority having jurisdiction. If the 3050 is to be powered by a source of 24 VDC other than that supplied by AMETEK, the power source’s output must be isolated from hazardous mains voltages using double or reinforced insu- lation which has a minimum dielectric strength of 2300 VAC.
  • Page 11 Contents | xi...
  • Page 12 This page intentionally left blank. xii | 3050-DO Moisture Analyzer...

  • Page 13: 3050-Do Moisture Analyzer

    Overview The 3050 Moisture Analyzer is a smart sensor that measures trace concen- trations of moisture in a process gas stream. At the heart of the 3050-DO Analyzer is a 3050-OLV, which has been modified for operation at mois- ture concentrations below 100 ppbv. The 3050 is compatible with He,...
  • Page 14 EEPROM within the QCM sensor module. 1 SLPM BYPASS PSV1 CAPILLARY SAMPLE IN DRYER PROPOR TIONAL SOLENOID VALVE MOISTURE GENERATOR TO VENT SAMPLE ZERO SAMPLE OUT CELL MASS FLOW METER Figure 1-2. 3050 Analyzer Flow Diagram 1-2 | AMETEK 3050-DO Moisture Analyzer...

  • Page 15: Controller Communication

    For enhanced interface and process monitoring, AMETEK offers optional System 2000 Software with graphical user inter- face to record and process your data in a Windows 95/NT format. User provided software may also be used with the 3050 serial ports.

  • Page 16: Internal Timing

    The sensor saver mode extends the life of the sensor, but provides slower response time. The analyzer updates every 2.5 minutes instead of 1 min- ute; however, the analyzer still responds within specifications. Refer to analyzer specifications on page 2-3. 1-4 | AMETEK 3050-DO Moisture Analyzer...
  • Page 17 : oxygen carbon dioxide hydrogen nitrogen helium neon argon krypton xenon methane ethane propane butane ethene (ethylene) natural gas Freon R12 Freon R22 Freon R114 Carbon Dioxide Contact AMETEK Service with inquiries regarding other applica-  tions. NOTE Overview...
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  • Page 19: Chapter 2 Specifications

    SPECIFICATIONS Operating Environment -20 °C to 45 °C (-4 °F to 113 °F) (Ambient temperature; Enclosed sample system) 90% RH maximum, noncondensing IEC Pollution Degree 2 IEC Installation Category II Maximum elevation 2,000 meters (6560 feet) Indoor/outdoor use Approvals and Certifications: Design Classifications: Designed to meet the requirements for General Purpose Locations/ E lectrical Safety and the following Hazardous Location classifications:...
  • Page 20 0 to 1 bar (0 to 15 psig) Maximum Sample Inlet Pressure Requirement 138 kPa to 24150 kPa (20 psig to 3500 psig) to pressure reducer 138 kPa to 345 kPa (20 psig to 50 psig) Maximum, pressure reducer to analyzer 2-2 | 3050-DO Moisture Analyzer...
  • Page 21 Exhaust Pressure 0 to 1 bar (0 to 15 psig) Minimum differential Pressure 20 psig (Inlet pressure must be greater than 20 psig over the outlet pressure). Sample Flow Requirement 150 SCCM, 1 SLPM bypass flow available for increased response speed. Inlet Gas Temperature 0 °C to 100 °C (32 °F to 212 °F) Optimal results are obtained when inlet gas temperature is maintained at 60 °C (140 °F).
  • Page 22 Figure 2-1. Label: UL/DIV2. 2-4 | 3050-DO Moisture Analyzer...

  • Page 23: Chapter 3 Installation And Start-Up

    Recommended system tubing is 1/8 inch OD, 316 stainless steel meeting ASTM #632 specifications (AMETEK PN 257707000 or equivalent). Dry Reference Gas A dryer (AMETEK Dryer PN 305400901S or equivalent) is required to dry refer- ence gas to less than 0.025 ppmv. A dryer (AMETEK Dryer PN 305580901S or equivalent) is required to dry the gas to less than 0.01 ppmv for zeroing the 3050-DO.

  • Page 24: Sample Gases

    If the 3050 analyzer is being used on a clean gas stream (i.e. - free from particulates and aerosols), AMETEK Process Instruments recommends that the analyzer be installed in ac- cordance with the information provided in the following Sections of this manual.
  • Page 25 Figure 3-1: DO Sample system flow diagram Installation and Start-Up...

  • Page 26: Mechanical Installation

     Differential pressure between inlet and outlet must be at least 20 psig. NOTE Open main process shut-off valve. 10. Open valve to dryer 1/4 to 1/2 turn prior to starting analyzer. 3-4 | 3050-DO Moisture Analyzer...
  • Page 27 Figure 3-2. Analyzer Arrangement Installation and Start-Up...
  • Page 28 Figure 3-3. Installation Dimensions 3-6 | 3050-DO Moisture Analyzer...
  • Page 29 To Analyzer* *Depending on application consider heat tracing the sample line. Gauge Optional Heated or Unheated Remote Pressure Regulator Probe Ball Valve Sample Flow Figure 3-4. Typical Probe Installation PRESSURE GAUGE RELIEF VALVE 0-400KPa (0-60psig) HEATED PRESSURE REGULATOR FILTER RELIEF VAPOR BYPASS SAMPLE IN SAMPLE OUT...
  • Page 30 Figure 3-6. Optional heated pressure reduction Installation 3-8 | 3050-DO Moisture Analyzer...

  • Page 31: Electrical Connections

    Electrical Connections Access terminal block. Connect the 4 to 20 mA analog output and alarm contacts from the terminal block to user recording equipment as shown on wiring diagram figure 3-6 and Fig. 3-8. Connect serial communication from analyzer to the PC being used for cus- tomer parameter setup. Refer to figure 3-9 through 3-11. RS-232 Out - Connect RS-232 cable to the back of the analyzer. RS-485 In - Connect RS-485 in cable to the terminal block.
  • Page 32 Figure 3-7. Interconnect Wiring 3-10 | 3050-DO Moisture Analyzer...
  • Page 33 0.1 mF @ 500V capacitor. e 3050 signal common is connected to earth ground. If the analog output is also grounded, the analog output will no longer be electrically isolated. Contact AMETEK if this situation occurs. 4. Analyzer power must be removed when connecting or disconnecting the 4-20 mA signal.
  • Page 34 (maximum cab le length 10m) b le length 10m) 3050 (type DB9M) (type DB9F) (type DB9M) (type DB25F) Figure 3-9. RS-232 Wiring 3-12 | 3050-DO Moisture Analyzer...
  • Page 35 RS485 Cables, Multiple 3050-DO Analyzers 4 wire RX+(B) RX- (A) TX+(B) TX- (A) RS485 OUT RS485 IN 3050 3050 2 wire RX/TX+(B) RX/TX- (A) RS485 IN RS485 OUT 3050 3050 Notes 1. Total cab le length not to e xceed 1000m. Cab le should be lo w capacitance type f or use in RS-485 applications (nominal impedance of 120 Ohms , shielded twisted pairs).F or e xample ,...
  • Page 36 Figure 3-11. RS-485 to RS-232 Conversion for Host PC 3-14 | 3050-DO Moisture Analyzer...

  • Page 37: Analyzer Start-Up

    Analyzer Start-up Turn on power source. Open main process shut-off valve. Adjust sample pressure between 20 and 50 psig. Allow the analyzer to dry down before recording moisture concen- tration measurements. Dry Down Period Allow a minimum of two hours for the analyzer to dry down and stabilize. For sample systems, allow a minimum of three days.
  • Page 38 An open data valid contact indicates verifica- tion is in process or an alarm condition. Red LED flashes 11 times if NOTE an invalid condition occurs. * Indicates System Alarm and Data Invalid Signal 3-16 | 3050-DO Moisture Analyzer...

  • Page 39: Chapter 4 Pc Interface

    Follow the instructions on the subsequent screens to complete the installation. When you get to the Setup Complete screen, click Finish to complete the installation. The default location for the 3050 software is in the AMETEK folder. PC Interface | 4-1...

  • Page 40: Configuring The 3050

    Communications tab. These changes must be made before you make NOTE any changes to the computer serial port settings. PC Communications Click the Setup button to configure PC Communications. The Serial Port Com- munication screen opens (Figure 4-2). Figure 4-2. PC Serial Communications setup screen. 4-2 | 3050-DO Moisture Analyzer...
  • Page 41 Select AMETEK Serial for inital PC communication setup. Once communications with the analyzer are established, the Modbus serial can be selected if desired. When changing from AMETEK Serial to Modbus Serial, the analyzer  communications parameters must be changed before the computer NOTE serial port settings.
  • Page 42 To abort changes you have made, click Cancel. This will close the Configurator software program.  Clicking OK or CANCEL will close the configurator application. NOTE Device Communications Tab  For initial setup of PC communication parameters, use the Setup but- ton on the General tab. NOTE 4-4 | 3050-DO Moisture Analyzer...
  • Page 43 Change the PC settings or physical wires/cables. • Reset the analyzer by recycling power if needed. Baud Rate Select the baud rate at which data will be transferred. Address Identifies the analyzer’s address. Type the network address for the analyzer being connected. Figure 4-3a. Device Communications setup screen for AMETEK Serial. PC Interface | 4-5...
  • Page 44 For Modbus serial communications select the Parity and Stop Bits parameters for your analyzer. The 3050 analyzer can only operate at the four combinations listed below. P arity S top B its O dd E ven N one N one 4-6 | 3050-DO Moisture Analyzer...
  • Page 45 Saving Your Settings To save settings on the General tab, click Apply. To abort changes you have made, click Cancel. This will close the Configurator software program. PC Communications Once the device communication settings are changed, the PC Communications setup screen will automatically open. Select the approciate options that correspond to the communciation setting on the device and press OK .
  • Page 46 Check this box to enable Sensor Saver. Checked Analyzer operates with a slow cycle time, maximizing cell life at the expense of system response time. Not Checked Analyzer operates with a rapid cycle time, minimizing system response time. 4-8 | 3050-DO Moisture Analyzer...
  • Page 47 Gas Saver check box Check this box to enable Gas Saver. Checked Analyzer runs on a sample flow rate of 150 SCCM. Not Checked Analyzer uses an internal bypass, which increases the response speed of the system. Provides sample flow rate > 1 SLPM. 4-20 mA Output Set up your analog output range. 20 mA Enter your high analog output limit. 4 mA Enter your low analog output limit.
  • Page 48 Click to enter the Dryer Production Code for the dryer that is installed in the analyzer. Click OK to accept.  You must enter a new dryer code each time you replace the dryer. NOTE 4-10 | 3050-DO Moisture Analyzer...
  • Page 49 Figure 4-8. Dryer and Moisture Generator code entry screens. Set Moisture Generator Production Code Click to enter the Moisture Generator Production Code. Click OK to accept. Verification Duration Enter the verification duration in minutes. The system defaults to the minimum time required. Zero Duration Enter the zero duration in minutes.
  • Page 50 To save settings on the Schedule tab, click Apply. To abort changes you have made, click Cancel. This will close the Configurator software program. Status Tab Use the Status tab to view current readings and the status of the analyzer. Figure 4-9. Status tab. 4-12 | 3050-DO Moisture Analyzer...
  • Page 51 Monitor Tab Use the Monitor tab to check on analyzer operation. From this tab you can also collect data, calibrate the internal flow meter and test the alarm contacts and mA output of the analyzer. Figure 4-10a. Monitor tab.  Using the test buttons takes the analyzer offline. NOTE Data Capture The data capture feature allows the user to collect and save analyzer data displayed on the Monitor screen to an Excel compatible file.
  • Page 52 3. Turn on the analyzer and wait for the analyzer to control the oven tempera- ture at around 60 degrees Celsius. 4. Then click on the Flow Adjust button from the Monitor tab. Wait a few minutes for the analyzer to control the flow. After a few minutes, the text field labeled External will unlock as shown in Figure 4-11a. Enter the value displayed on the external flow meter and click the Update button. Figure 4-11a. Flow Adjust Screen. 4-14 | 3050-DO Moisture Analyzer...
  • Page 53 The External field will lock again and the configurator will calculate a new Flow Span and send it to the analyzer. Then the analyzer will attempt to control the flow again and when it’s done, the External field will unlock again. You can repeat this process until the value of the Internal flow meter matches the external flow meter. When calibration is complete press OK, to return to the Monitor tab. Figure 4-11b. Flow Adjust Screen. Test Alarms The Test Alarms push buttons allow you to toggle the alarm contacts to an opened or closed state. Use a multi-meter set to ohms to read resistance. Refer to figure 3-7 for location of contacts on analyzer.
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  • Page 55: Remote Verification

    REMOTE VERIFICATION The analyzer can be commanded to initiate Zero and Verify functions re- motely via a 4-20 milliamp input into terminals 1 (+) and 2 (-) of TB3 (See Figure 3.7). The table below describes the analyzer response to a current input.
  • Page 56 This page intentionally left blank. 5-2 | 3050-DO Moisture Analyzer...
  • Page 57 REPLACEMENT PARTS Table 1 lists the replacement parts available for the Model 3050 Moisture Analyzer. Please contact the AMETEK Sales office (800-222-6789) for pric- ing and ordering information. Table 6.1: Model 3050 Replacement P arts ....................AMETEK Part Description ............... Part Number Moisture Generator, 1 ppm (nominal)* ......305540901S...
  • Page 58 This page intentionally left blank. 6-2 | 3050-DO Moisture Analyzer...
  • Page 59 GLOSSARY OF TERMS Annunciator Display A graphical representation of a panel annunciator on which alarm status of 3050 results are displayed. Address A decimal number that must be assigned to a Model 3050, when the host PC is communicating with multiple Model 3050 Moisture Analyzers.
  • Page 60 Model 3050 and used for verifi- cation of the analyzer’s proper operation. Personal computer Port The specific COM (serial) port of a host PC that will be used for RS-232 serial communication with a Model 3050. 7-2 | 3050-DO Moisture Analyzer...
  • Page 61 ppmv Parts per million by volume ppmw Parts per million by weight Process Pressure The pressure of the process gas, expressed in one of various possible units. Only required when engineering units of “dewpoint” are selected. The pressure may be entered as a fixed value, or as an input to the 3050 from a pressure trans- mitter with a 4-20mA output, with specified scaling.
  • Page 62 A verifica- tion cycle may be initiated manually, or at scheduled inter- vals. The analyzer’s calibration factors may be automatically adjusted if the “Calibrate after verify” box is checked. 7-4 | 3050-DO Moisture Analyzer...

  • Page 63: Appendix A Modbus Communication Interface

    (PI-MBUS-300 RevJ). The Modbus protocol transmission mode imple- mented is Remote Terminal Unit (RTU) with the analyzer operating as a slave device. The AMETEK 3050 analyzer supports both RS485 and RS232 serial com- munication standards. The physical communication connection between a Model 3050 analyzer and a customer DCS\SCADA\PLC\DAS or a general-purpose computer is RS485 or RS232.
  • Page 64 Calculations, and possibly experi- mentation, are needed to attain optimal system operation. A-2 | 3050-DO Moisture Analyzer...

  • Page 65: Analyzer Modbus Interface Parameters

    ANALYZER MODBUS INTERFACE PARAMETERS A number of analyzer Modbus interface parameters need to be set up in order to establish communication with the Modbus master. These pa- rameters are accessed via the service port on the analyzer using a service program running on a PC.

  • Page 66: Modbus Functions

    01 being returned. Illegal address exception code is returned when the requested address is outside the allowed range or writing to a read-only location. When the values to be written to holding registers are outside the appropriate ranges, exception code 03 is returned. A-4 | 3050-DO Moisture Analyzer...

  • Page 67: Holding Registers

    HOLDING REGISTERS Since the RAM space on the analyzers is limited and not every customer’s DCS\SCADA\DAS\PLC supports Modbus floating point value transfer, floating point values that are commonly accessed on a Model 3050 ana- lyzer are scaled and converted into integer values to load into Modbus registers for transmission.
  • Page 68 Electronics temperature input (AnalogEE= 70 Hex) counts Current flow reading (CurrentFlow= 8A Hex) sccm Maximum flow deviation (MaxFlowDev sccm = 8E Hex Special command (ModbusCommand= 93 Hex) Sensor pressure coefficient (Pressure1Span= 2 Hex) Sensor pressure offset (Pressure1Offset= 3 Hex) A-6 | 3050-DO Moisture Analyzer...
  • Page 69 T A B L E A -1 co n t. R E G D E F IN IT IO N U N IT S S C A L IN G A C C E S S S e ria l co m u n ica tio n m o d e (S e ria lM o d e = 2 6 H e x) S la ve a d d re ss (N o d e A d d re ss= 2 7 H e x) B a u d ra te (B a u d = 2 5 H e x) M o d b u s p ro to co l se ttin g (P a rityA n d S to p = 9 2 H e x)
  • Page 70 (C alT ype= 41 H ex) S oftw are revision num ber (V ersion= 47 H ex) R eset variable (S ystem R eset= 48 H ex) D efault m em ory flag (new F lag= 49 H ex) A-8 | 3050-DO Moisture Analyzer...
  • Page 71 T A B L E A -1 co n t. R E G D E F IN IT IO N U N IT S S C A L IN G A C C E S S R e a d o n ly e xce p t te st m o d e (A n a lo g In p u t= 4 E H e x) R e a d o n ly e xce p t te st m o d e (A n a lo g O u tp u t= 4 F H e x U se d in te st m o d e (R e a d T e stF ixtu re = 5 0 H e x) S a m p le = 0 ,g e n e ra to r = 1 ,re fe re n ce = 2...
  • Page 72 1 4 1 -1 6 1 C u sto m e r a n a lyze r n a m e (A n a lyze rN a m e = 2 8 H e x) strin g 1 6 2 -1 8 2 S e le cte d g a s (G a s= 2 A H e x) strin g A-10 | 3050-DO Moisture Analyzer...
  • Page 73 T A B LE A -1 cont. R E G D E F IN IT IO N U N IT S S C A LIN G A C C E S S 183-189 A nalyzer serial num ber (S erialN um ber= 44 H ex) string 190-196 S ensor serial num ber (C ellS erialN um ber= 45 H ex) string...
  • Page 74 Invalid Reading, Calibration Failure, Flow Alarm, Moisture Generator Date and Dryer Alarm. Register #25 is a ModbusCommand register. This register allows sending special commands to the 3050 analyzer as shown in the table below. A-12 | 3050-DO Moisture Analyzer...
  • Page 75 A L A R M N A M E S yste m S ta te B it N u m b e r o f b lin ks C o m m e n t M e m o ry F a ilu re B it 4 S yste m A la rm S e n so r F a ilu re...

  • Page 76: Id/Status Information

    15 bytes Model Name =Analyzer Model Name are registers 213-220 12 bytes Serial Number =Analyzer Serial Number located in registers 183-189 4 bytes Version Number =S200 located in register #82 The byte count is 35 (23Hex). A-14 | 3050-DO Moisture Analyzer...

  • Page 77: Analyzer Configuration Operations

    3050 configurator software is compatible with MODBUS RTU as well. Switching protocols can be accomplished with the 3050 Configurator software or with the AMETEK “ProtocolSwitch” utility, which is discussed in the next section. All of the configuration parameters of the analyser can be modified by the “write one or multiple holding registers”...

  • Page 78: Example 2: Setting The High-Alarm Limit

    Enable hold the analog outputs at the last measured value, when the analyser is off-line to perform a verification cycle. ACTION. Write one holding register (function 06). Register address = 98 (holding register #40099). Value = 1(0-track during verify, 1-hold during verify). A-16 | 3050-DO Moisture Analyzer...

  • Page 79: Example 5: Setting The High-End Of The Analog Output

    Example 5: Setting the High-End of the Analog Output: TASK. Setup the analog output so that a moisture concentration of 100 ppm pro- duces a 20 mA current output. ACTION. Write one holding register (function 06). Register address = 45 (holding register #40046).

  • Page 80: Example 9: Selecting A Sample Gas

    Register address = 121,122. Value = -2.57E-11 ACTION 3. Set process pressure to fixed 150 kPa Write one holding register (function 06). Register address = 47 (holding register #40048). Value = 1500Hex (multiplied by the scaling factor of 10). A-18 | 3050-DO Moisture Analyzer...

  • Page 81: Example 10: Setting Verification Schedule

    Write one holding register (function 06). Register address = 48 (holding register #40049). Value = 1500Hex (multiplied by the scaling factor of 10). Example 10: Setting Verification Schedule: TASK. Set the analyser to automatically trigger a verification cycle. For this example, the analyser will be set to perform a verification cycle on the 3 day of each month, at noon (12:00).
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