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August 2003

1-4

Features and Capabilities

Display and Keypad

The PM880 front panel (shown in Figure 1-1 on page 1-2) has a
240 X 200 pixel LCD display, which can show data in either
alphanumeric or graphic formats. Below the display, the 25-key
keypad enables users to program and operate the PM880. The
functions for the various keys are discussed in Chapter 2.

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Содержание PM880

Страница 1: ...PM880 Portable Hygrometer ...

Страница 2: ...August 2003 Process Control Instruments PM880 Portable Hygrometer Operation Installation Guide 910 247A ...

Страница 3: ...he equipment was defective the warranty period is one year from delivery for electronic or mechanical failures one year from delivery for sensor shelf life If GE Panametrics determines that the equipment was damaged by misuse improper installation the use of unauthorized replacement parts or operating conditions outside the guidelines specified by GE Panametrics the repairs are not covered under t...

Страница 4: ... to send your instrument to a service center it must be shipped prepaid to the authorized repair station indicated in the shipping instructions 3 Upon receipt GE Panametrics will evaluate the instrument to determine the cause of the malfunction Then one of the following courses of action will then be taken If the damage is covered under the terms of the warranty the instrument will be repaired at ...

Страница 5: ...cting the Probe to the PM880 2 9 Charging and or Replacing Batteries 2 10 Charging the Batteries 2 10 Replacing the Batteries 2 11 Powering On and Off 2 12 Using the Screen and Keypad 2 15 Screen 2 15 Keypad 2 17 Obtaining On Line Help 2 19 Chapter 3 Programming Site Data Entering the Program Menu 3 2 Entering Probe Configurations 3 4 Entering Calibration Data 3 6 Entering Moisture Calibration Dat...

Страница 6: ...he PM880 4 15 Listing Files by Name 4 18 Listing Files in Chronological Order 4 18 Chapter 5 Displaying and Configuring Data The Format Option 5 2 The View Option 5 4 The Limits Option 5 5 The Measurement Option 5 7 Customizing the Display Screen 5 9 Specifying the Number of Displayed Parameters 5 10 Customizing Softkeys 5 11 Managing Files The Drive Manager 5 14 Transferring a File to a PC 5 16 T...

Страница 7: ...asurement Units 6 3 The Battery Option 6 4 Entering Date and Time 6 5 Changing Date and Time Appearance 6 7 Adjusting the Contrast 6 10 Setting Backlight Timeout 6 12 Changing the Display Language 6 13 Changing Communications Parameters 6 14 Setting Up User Tables 6 17 Taking a Bitmap Capture of a Current Screen 6 21 ...

Страница 8: ...Log Manager Screen 7 12 Printing a Log 7 13 Transferring a Log to a PC 7 14 The Log Menu 7 15 Stopping Pausing a Log 7 16 Restarting a Log 7 16 Ending a Log 7 16 Stopping All Logs 7 17 Restarting All Logs 7 17 Ending All Logs 7 17 View All Sites 7 17 The View Menu 7 18 Displaying Log Details 7 19 Displaying Log Data in Graphical Form 7 20 Displaying Log Data in Spreadsheet Form 7 23 The Sort Menu ...

Страница 9: ...880 Software 8 12 Updating Software Via IrOBEX 8 13 Updating Software Via IrCOMM 8 15 Viewing or Changing Security Settings 8 19 Checking Security Levels and Remote Access Security 8 20 Viewing or Changing the Security Passcodes 8 22 Chapter 9 Diagnostics and Troubleshooting Error Code Messages 9 2 Common Problems 9 5 Chapter 10 Specifications Overall 10 2 Hardware Configuration 10 2 Dimensions 10...

Страница 10: ...d Useful Formulas in Gas Applications A 13 Nomenclature A 13 Parts per Million by Volume A 14 Parts per Million by Weight A 15 Relative Humidity A 15 Weight of Water per Unit Volume of Carrier Gas A 16 Weight of Water per Unit Weight of Carrier Gas A 16 Comparison of PPMV Calculations A 26 Liquid Applications A 27 Theory of Operation A 27 Moisture Content Measurement in Organic Liquids A 27 Empiri...

Страница 11: ...make a variety of measurements First a user connects a moisture probe with an optional temperature thermistor or pressure transducer to the top of the meter using several types of cables The user then installs the probe into the process using a sample system The sample system delivers a sample of the process to the probe the probe then sends a signal to the PM880 which interprets the signal and co...

Страница 12: ...0 Hygrometer The center of the measurement system is the PM880 hygrometer It includes a Liquid Crystal Display a membrane keypad menu keys an infrared port and a probe connection See Figures 1 1 below and 1 2 on page 1 3 Figure 1 1 The PM880 Hygrometer ...

Страница 13: ... and other IR devices particularly the IR ports or dongles IR to RS232 adapters of Windows based PCs Users can send and receive site and log data they can also program the meter via the optional PanaView software interface The PM880 was designed for use with products that comply to the IrDA protocol For more information on establishing IR communications between the PM880 and your PC refer to Appen...

Страница 14: ...panel shown in Figure 1 1 on page 1 2 has a 240 X 200 pixel LCD display which can show data in either alphanumeric or graphic formats Below the display the 25 key keypad enables users to program and operate the PM880 The functions for the various keys are discussed in Chapter 2 ...

Страница 15: ...quids Note The PM880 only works with standard GE Panametrics probes The most commonly used probes are discussed in more detail below M Series and TF Series Moisture Probes The M Series and the TF Series probes are very similar Both probes use the GE Panametrics aluminum oxide sensors to measure moisture and a thermistor bead to measure temperature the thermistor is optional The TF Series however a...

Страница 16: ...ample system The sample system protects the probes and enables the user to easily remove the probes for calibrating servicing and cleaning Sample systems also control various process and environmental conditions so that the moisture probe or sample system operates within specifications The M and the TF Series probes when operated with a BASEEFA approved PM880 are intrinsically safe see Chapter 10 ...

Страница 17: ...tion See Figure 1 5 on page 1 8 The electronics module stores the probe calibration and reference data in non volatile memory therefore the user never needs to enter the data by hand The Moisture Image Series Probe also features continuous compensation of its own analog circuitry to assure long term electronic stability The Moisture Image Series Probe when operated with a BASEEFA approved PM880 is...

Страница 18: ...August 2003 1 8 Features and Capabilities Moisture Image Series Probe cont Figure 1 5 The Moisture Image Series Probe Electronics Module ...

Страница 19: ... analyzer with a special GE Panametrics shielded cable Probes can be located up to 600 meters 2 000 feet from the PM880 consult GE Panametrics for distances up to 1 200 meters To measure pressure with a TF probe the maximum cable length is approximately 152 meters 500 feet Moisture Image Series Probe The Moisture Image Series Probe can be connected to the PM880 with an unshielded twisted pair cabl...

Страница 20: ...em data as well as user functions see Chapter 3 METER permits users to check and condition the battery select desired units language and date time displays adjust screen contrast and backlight program user tables enter communication settings and set up screen captures see Chapter 6 LOGGING allows users to set up and view logs and to handle log files see Chapter 7 SERVICE enables users to view repo...

Страница 21: ... and set it up in a sample system either a preinstalled sample system or the GE Panametrics optional portable sample system You should also become familiar with basic operational features This chapter describes the following Selecting a Site Setting up a Sample System Making Probe Connections Charging and or Replacing Batteries Powering On and Off Using the Screen and Keypad Obtaining On Line Help...

Страница 22: ... the probes within their maximum pressure and temperature ratings Locate the electronics unit away from high temperatures strong electrical transients mechanical vibrations corrosive atmospheres and any other conditions that could damage or interfere with the meter operation Protect the probe cables from excessive physical strain bending pulling twisting etc In addition do not subject the cables t...

Страница 23: ...rics The sensor has been designed to withstand normal shock and vibration You should make sure that the active sensor surface is never touched or allowed to come into direct contact with foreign objects since this may adversely affect performance Observing these few simple precautions will result in a long and useful probe life GE Panametrics recommends that probe calibration be checked routinely ...

Страница 24: ...ocedures outlined in Appendix A Application of the Hygrometer c Static or Dynamic Use The sensor performs equally well in still air or where considerable flow occurs Its small size makes it ideal for measuring moisture conditions within completely sealed containers or dry boxes It will also perform well under gas flow conditions as high as 10 000 cm sec and liquid flow conditions to 10 cm sec Refe...

Страница 25: ...obe For best performance do not store probes longer than one to two years from their calibration date f Freedom from Interference The sensor is completely unaffected by the presence of a wide variety of gases or organic liquids Large concentrations of hydrocarbon gases Freon carbon dioxide carbon monoxide and hydrogen have no effect on sensor water vapor indications The sensor will operate properl...

Страница 26: ...sisting of an explosion proof housing with a sample cell a filter a flow meter a vent valve and two shut off valves one at the inlet and one at the outlet The sample system components should not be made of any material that will affect measurements A sample system may include a filter to remove particulates from the sample stream or a pressure regulator to reduce or control the pressure of the str...

Страница 27: ...e system in an enclosure if requested In either case fasten the sample system plate or enclosure with four bolts one in each corner If you ordered sample system outline and dimension drawings they will be included in your shipment Connect all sample system inlets and outlets to the process and return using the appropriate fittings or an appropriate NPT adapter Caution Do not start a flow through t...

Страница 28: ...a sample system The sample system protects the probes from coming into contact with damaging elements in the process Moisture probes are installed into a cylindrical shaped container called the sample cell that is included as part of your sample system The sample cell is labeled on the sample system plate To install a moisture probe that has a 3 4 inch 16 straight thread insert it into the sample ...

Страница 29: ...ot affected by ambient contamination GE Panametrics recommends conducting a leak test of the sample system prior to operation Connecting the Probe to the PM880 Connect the probe cable to the top of the unit as shown in Figure 2 3 below Figure 2 3 Connection Locations WARNING To ensure the safe operation of the PM880 you must install and operate it as described in this manual In addition be sure to...

Страница 30: ...hen fully charged the batteries provide 16 to 24 hours of continuous operation depending on the probe type and PM880 usage An internal battery gauge indicates the remaining power in the batteries To charge the batteries simply plug the batteries into the battery charger and be sure the charger is connected to AC power When the charger is plugged into line voltage as signaled by an amber power ligh...

Страница 31: ... to recharge non rechargeable batteries If you need to replace the rechargeable batteries use NiMH high energy rechargeable batteries GE Panametrics Part Number 705 1023 To replace the batteries remove the rubber boot open the panel located on the back of the PM880 remove the battery pack and replace it with a new pack see Figure 2 4 below Figure 2 4 NiCad Battery Location Battery Location Behind ...

Страница 32: ...power up the PM880 displays a PCI Loader message It then validates the instrument programming and then displays the GE Panametrics logo and the software version If the meter fails any of these tests contact GE Panametrics WARNING If the meter fails the backup battery test you must send the unit back to the factory for a battery replacement Make sure you keep the NiMH batteries charged until you ar...

Страница 33: ...er conducts all the self checks the screen then appears similar to the one shown in Figure 2 5 below Figure 2 5 Screen After Powering On 2002 11 30 09 53 AM Dew Point C Temperature C 52 0 23 0 Pressure PSIg 55 00 10 0 Run Time Hours ABC KK K 10 Minutes 30 70 0 6 12 About ...

Страница 34: ...0 into sleep mode In this mode some of the power supplies shut down but the PM880 remains in a standby mode Users can resume taking measurements immediately by pressing the power button Press F3 to cancel the command and return the PM880 to normal operation If the PM880 locks up you can reset it by holding the power key the red key in the upper right corner for 15 seconds Velocity ft s Signal dB D...

Страница 35: ...urately and easily take measurements The PM880 screen consists of seven parts see Figure 2 7 below Figure 2 7 The PM880 Screen in Operate Mode The top line of the screen is the status bar which normally displays the time and date However when you press MENU the menu key the Menu Bar replaces the status line 2002 11 30 09 53 AM Dew Point C Temperature C 52 0 23 0 Pressure PSIg 55 00 10 0 Run Time H...

Страница 36: ...ate meter operations not otherwise shown Table 2 2 below lists the icons and their meanings The bottom of the screen displays the three function key options F1 F2 and F3 These keys have different functions depending on the task you are performing Table 2 2 Icons in the System Tray Icon Function Meaning IR Transfer IR data transfer in progress Alert Indicates the meter encoun tered an error in oper...

Страница 37: ...le you to move through the menu options Help key enables you to access on line help discussed on page 2 13 MENU Menu key enables you to access the Main Menu ENTER enables you to enter a particular menu and enters selected values into the PM880 memory SEL enables you to move between data measurements on the screen ESC enables you to exit menus or menu options at any time cancels a numeric entry Red...

Страница 38: ...August 2003 2 18 Initial Setup Keypad cont Figure 2 8 The PM880 Keypad ...

Страница 39: ...keys to navigate to the desired menu and press ENTER Repeat this procedure to access the desired topic within the menu When you have finished using the Help menu Press F1 Back to move back one level Press F2 TOC to return to the Table of Contents Press F3 Close to return to the previous screen Velocity ft s Signal dB Help Table of Contents Back TOC Close Site Menu Program Menu Meter Menu Logging M...

Страница 40: ...ration data However additional information allows you to tailor measurements as specifically as possible to your particular application Once you have entered this data you can save it in files and recall these files for later use The PM880 can store up to 1 MB of data in the meter at any one time But through the infrared link users can store an unlimited number of sites in a PC and then upload the...

Страница 41: ... Menu press ENTER The screen appears similar to Figure 3 1 below While following the programming instructions refer to Figure B 3 on page B 3 of Appendix B Menu Maps Figure 3 1 The Program Menu To scroll to a particular option press the T or S arrow keys until you reach the option Then press ENTER to open the option window Dew Point C Temperature C 52 0 23 0 Pressure PSIg 55 00 10 0 Run Time Hours...

Страница 42: ...rough the available parameters The S key to scroll back to a previously entered parameter The F2 key Cancel or the ESC key to exit an option at any time and return to Operate Mode without changing the parameters Note If you enter an incorrect numeric value press the W key to erase the last digit entered ...

Страница 43: ...ve input you must program the PM880 for a constant value 1 To enter the Probe option open the Program Menu as shown in Figure 3 1 on page 3 2 and press ENTER twice The screen appears similar to Figure 3 2 below Figure 3 2 The Probe Option 1 The first prompt Type asks you to select the probe from a drop down list of five options M Series M2T M Series probe with temperature thermistor TF Series MISP...

Страница 44: ...ow key to scroll to the Use Constant Value section b If you can activate or deactivate a given value the prompt moves to the left hand box Press ENTER to turn the value on or off For an activated constant the box displays a large X while an empty box indicates a deactivated constant c To modify the constant value press the X key to move to the text box and press ENTER Use the numeric keys to enter...

Страница 45: ... its corresponding probe serial number Calibration Data Sheets are usually packed inside the probe cases You only need to enter calibration data for M and TF Series probes The Moisture Image Series probe stores calibration data in its electronics module and uploads it into the PM880 memory when needed It is unnecessary to enter calibration data for the Moisture Image Series probe unless you send i...

Страница 46: ...irm the entry 3 To enter the corresponding dew point reading press the X key to move to the text box and press ENTER Again use the numeric keys to enter the desired value and press ENTER to confirm the entry 4 Use the arrow keys to scroll to additional data points and repeat steps 2 and 3 until you have entered the values for each data point Note To insert an additional data point press F1 Insert ...

Страница 47: ...arrow key to enter another Calibration window and program additional data if available depending on the probe type To confirm the data and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without saving the data press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 48: ...e T key to enter the first zero value here shown as mV in the calibration table 3 Press ENTER to open the text box Use the numeric keys to enter the desired value and press ENTER to confirm the entry 4 Press the X key to move to the Pressure text box here shown as kPa and press ENTER Again use the numeric keys to enter the desired value and press ENTER to confirm the entry 5 Use the arrow keys to ...

Страница 49: ... arrow keys to enter another Calibration window and program additional data if available depending on probe type To confirm the data and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without saving the data press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 50: ...se the arrow keys to reach the Saturation tab and press ENTER The screen appears similar to Figure 3 5 below Figure 3 5 The Saturation Window in the Calibration Option 2 Press the T key to enter the first temperature value here shown as C in the saturation table 3 Press ENTER to open the temperature text box Use the numeric keys to enter the desired value and press ENTER to confirm the entry 4 Pre...

Страница 51: ...press F2 Delete 6 When you have completed entering values press F3 Exit The PM880 returns to the Saturation tab at the top of the screen You now have three choices Use the arrow keys to enter another Calibration window and program additional data if available depending on probe type To confirm the data and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window wit...

Страница 52: ...be ID window use the arrow keys to reach the Probe ID tab and press ENTER The screen appears similar to Figure 3 6 below Figure 3 6 The Probe ID Window in the Calibration Option 2 Press the T key to enter the serial number from the Calibration Data Sheet The serial number is also scribed on the hex nut of the moisture probe 3 Press ENTER to open the serial number text box Use the numeric keys to e...

Страница 53: ...nth of calibration Note Refer to the calibration data sheet for the most recent calibration date a Two alternatives are available to change a highlighted number Use the numeric keys to enter the desired number Use the T or S arrow keys to scroll in 1 digit increments to the desired number For example if the text box highlights 09 pressing the T key twice changes the number to 07 You can scroll fro...

Страница 54: ...own list The menu offers a choice of five time periods None 6 months 12 Months 18 Months 24 Months b Scroll to the desired period and press ENTER to confirm the entry 7 Press the S key to return to the Probe ID tab You now have three options Use the arrow keys to enter another Calibration window and program additional data To confirm the data and return to Operate mode press F3 OK The PM880 return...

Страница 55: ...e System option and press ENTER The screen appears similar to Figure 3 7 below Note If you have programmed the PM880 for use with the MIS Probe the System option is not available Figure 3 7 The System Configuration Option 1 The first prompt asks for the AutoCal interval the specified period after which the PM880 automatically calibrates itself a Press ENTER to open the text box b Use the numeric k...

Страница 56: ...rop down menu b Use the T and S keys to move to the desired response c Press ENTER to confirm the entry If you select NORM or CER you have finished entering parameters in this option But if you select DEF you must also enter time constants for the sampling system T System and for the moisture sensor T Sensor 4 To enter the T System constant a Press ENTER to open the text box b Use the numeric keys...

Страница 57: ...e User Functions entry on the Program Menu and press ENTER The screen appears similar to Figure 3 8 below To step through each parameter press the T key Figure 3 8 The User Functions Window 1 The first prompt asks you to select the function number 1 through 8 a Press ENTER to open the drop down menu b Scroll to the desired function number User F1 User F2 etc c Press ENTER to confirm the entry Set ...

Страница 58: ... Creation Window b Use the four arrow keys to scroll to the desired letter or symbol and press ENTER to add the letter to the label Note Pressing SEL causes the screen to alternate between a set of upper case capital letters a set of lower case letters and a set of symbols Use all three screens to create a desired label c Repeat this procedure for each letter or symbol you wish to add to the label...

Страница 59: ...sks you to select the number of decimal places a Press ENTER to open the drop down menu b Scroll to the desired number of decimal places ranging from 0 to 4 c Press ENTER to confirm the entry 5 The final prompt asks for the function itself a Press ENTER to open the function creation window which appears similar to Figure 3 10 on page 3 21 b Use the four arrow keys to scroll to the desired function...

Страница 60: ... to open the window e Scroll to the desired measurement f Press SEL to confirm your selection g The prompt then moves to a list of unit types The available units depend on the selection made at the previous prompt Scroll to the desired unit type h Press F3 OK to confirm your selection i When you have completed entering the function press F3 OK to confirm the entry and return to the User Function w...

Страница 61: ...e validity of the function The PM880 displays either OK or a message such as Syntax Error Press F1 to delete the entire function or Press F3 Done to confirm the function and return to Operate Mode Select Measurement No Unit Cancel Done H Hygro Temperature Pressure Battery UserFunction Dew Point C Dew Point F Dew Point K Rel Humidity ppMv ppBv ppMw MMSCF IG MMSCF NG ...

Страница 62: ... transfer or delete site files as needed To open the Site Menu press the MENU key at the lower right of the PM880 keypad The Menu Bar replaces the Status Bar at the top of the screen Then press ENTER The screen now appears similar to Figure 4 1 below While following the programming instructions refer to Figures B 1 and B 2 on pages B 1 and B 2 of Appendix B Menu Maps Figure 4 1 The Site Menu Meter...

Страница 63: ...ght section of the screen supplies information for the site highlighted in the list on the left the site name its date time and size as well as the remaining amount of free memory You can use the T and S arrow keys to scroll to a particular site and display information pertaining to that site To open the Site Manager menu press MENU and then ENTER The screen now appears similar to Figure 4 3 on th...

Страница 64: ...age 4 10 You can access four additional functions from the Site submenu shown in Figure 4 11 on page 4 11 To add a site message go to page 4 11 To print out a site go to page 4 13 To transfer a site to a PC go to page 4 13 To transfer a site from a PC to the PM880 go to page 4 15 You can arrange files from the Sort submenu shown in Figure 4 18 on page 4 18 To sort files by name go to page 4 18 To ...

Страница 65: ...peat this procedure until you have created the desired site name of up to eight characters Press F1 Delete to remove any unwanted letters or numbers 3 When you have finished press F3 OK to confirm the entry or F2 Cancel to leave the window without creating a site A second screen appears as shown in Figure 4 5 on page 4 5 asking if you want to use the currently highlighted site as a template with t...

Страница 66: ...f you do want to use it as a template Figure 4 5 Template Confirmation Window The meter returns to Operate Mode with the new site name displayed in the upper left corner of the screen A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9 New Site No Yes New Site Use the selected site DEFAULT SIT as a template ...

Страница 67: ...e Confirmation Window Press F2 No to cancel opening the site and return to the current site or Press F3 Yes to open the site If you have changed the current site the PM880 asks if you want to save the changes to the previously opened site Press F2 No to cancel the changes or Press F3 Yes to confirm and save the changes The PM880 returns to Operate Mode with the selected site displayed in the upper...

Страница 68: ...ite Manager press MENU to open the File Menu scroll to the Save option and press ENTER In either case the screen appears similar to Figure 4 7 below Figure 4 7 The Save Current Site Window Press F2 No to cancel saving the site or Press F3 Yes to save the site The PM880 remains in the current window Operate Mode or Site Manager with the current site saved No Yes Save the current site DEFAULT SIT Sa...

Страница 69: ...he desired letter or number and press ENTER Repeat this procedure until you have created the desired site name Press F1 Delete to remove any unwanted letters or numbers When you have finished Press F2 Cancel to erase the entry or Press F3 OK to confirm the entry The Save Site window then appears Press F2 No to cancel saving the site or Press F3 Yes to save the site The PM880 remains in Site Manage...

Страница 70: ...f the Site Manager Then press MENU to enter the File Menu scroll to the Rename option and press ENTER The screen appears similar to Figure 4 9 below Figure 4 9 The Rename Site Window Use the four arrow keys to scroll to the desired letter or number and press ENTER Repeat this procedure until you have created the desired site name Press F1 Delete to remove any unwanted letters or numbers When you h...

Страница 71: ...l to the Delete option and press ENTER The screen appears similar to Figure 4 10 below Figure 4 10 The Delete Confirmation Window Press F2 No to cancel the deletion and return to the Site Manager or Press F3 Yes to delete the site The Site Manager appears with the highlighted site now deleted 1 View Programming Site Manager No Yes Info DEFAULT GLOBAL File DEFAULT Delete Confirmation Res Re Delete ...

Страница 72: ...le Menu Then press the X arrow key once to scroll from the File Menu to the Site Menu Press ENTER The screen appears similar to Figure 4 11 below Figure 4 11 The Site Menu in the Site Manager 2 Press ENTER to select Message which opens the text creation window shown in Figure 4 12 on the next page Site Manager File Info DEFAULT SIT 09 04 00 14 51 10 5111 bytes 118272 bytes free Refresh Exit DEFAUL...

Страница 73: ...etters a set of lower case letters and a set of symbols Use all three screens to create a desired message 4 Repeat this procedure for each letter or symbol you wish to add to the message If you wish to delete a letter press F1 Delete to erase each letter or symbol from right to left on the label When you have completed the message press F3 OK to confirm the message or F2 Cancel to leave the window...

Страница 74: ...l printing or Press F3 Yes to print the current site The PM880 returns to Operate Mode while the printer prints out the current site Transferring a Site File to a PC To upload a site file to a PC you must have an infrared sensor connected to the PC that can receive data from the PM880 IR beam 1 Check that the Communications option on the PM880 see page 6 14 has been set to the IrDA protocol and th...

Страница 75: ...t sends another message indicating that it is uploading the site The meter also displays a message if the upload fails When the upload is complete the meter returns to the Site Manager The PC holds the transferred file in the QuickBeam Inbox folder for Windows NT 4 0 as shown in Figure 4 13 below If you are using other Windows operating systems the transferred file appears in C My Received Files Y...

Страница 76: ...nt file with the transferred file If the transferred file has a name longer than eight characters the meter will shorten the name to eight characters and replace any spaces in the name with underbars To download a site or meter file from a PC to a PM880 1 Check that the Communications option on the PM880 see page 6 14 has been set to the IrDA protocol and that the IR beam on the PM880 has clear ac...

Страница 77: ... is downloading the file If you close and reopen the Site Manager the file appears as one of the listed sites For Windows 95 98 2000 Click on the Infrared icon in the System Tray of your PC as shown in Figure 4 15 below Figure 4 15 Infrared Icon in System Tray The Wireless Link window for Windows 2000 shown in Figure 4 16 below or the Infrared Transfer Application for Windows 95 98 appears Select ...

Страница 78: ...on the selected file Select Send To Infrared Recipient or Nearby Computer For Windows 2000 you can also drag the selected file to the Wireless Link icon shown in Figure 4 17 below Figure 4 17 The Wireless Link Icon Note While sending or receiving files the PM880 continues to perform measurements but at a slower rate than normal ...

Страница 79: ...rder Figure 4 18 The Sort Submenu Listing Files in Chronological Order If you prefer to list your files chronologically by time of creation within the Site Manager press MENU to open the File Menu Then press the X arrow key twice to scroll from the File Menu to the Sort Menu and scroll to the By Date option Press ENTER The Site Manager screen refreshes with the sites listed in chronological order ...

Страница 80: ...perate Mode window shown in Figure 2 3 on page 2 8 A cursor appears next to the parameter closest to the upper left corner Continuing to press SEL enables the cursor to scroll through the other displayed measurements Once you have reached a particular window pressing the ENTER button opens the menu for that window as shown in Figure 5 1 below To learn how to use the display window menu go to pages...

Страница 81: ...he T or S key Note If the window displays a line or bar graph the Limits option appears instead of Format in the menu Figure 5 2 The Number Format Window 1 The first entry Format asks you to select the numeric format from three choices default fixed decimal and scientific Default provides the default resolution while Fixed Decimal allows users to override the standard resolution Scientific format ...

Страница 82: ...imal places to be displayed Available choices range from 0 to 4 places a Press ENTER to open the drop down list b Scroll to the appropriate number c Press ENTER to confirm your choice To confirm the entries and return to Operate Mode press F3 OK To leave the window without confirming the entries press F2 Cancel or the ESC key ...

Страница 83: ...press ENTER 2 A drop down menu shows the three formats Scroll to the appropriate selection 3 Press ENTER to confirm your selection The screen immediately displays any changes For example if you have changed the first parameter to a line graph the screen appears similar to Figure 5 3 below Figure 5 3 Screen After Format Change 2002 11 30 09 53 AM Dew Point C Temperature C 23 0 Pressure PSIg 55 00 1...

Страница 84: ...he time interval and the display of the average value To enter the Limits option 1 Press SEL from the Operate Mode window until you have reached the desired measurement 2 Press ENTER to open the Display Menu 3 Be sure the Limits option is highlighted and press ENTER The screen appears similar to Figure 5 4 below Figure 5 4 The Line or Bar Graph Parameters Window Programming Set Line Graph Paramete...

Страница 85: ...ER to confirm the value b The second box asks for the interval in terms of seconds minutes hours or days Press ENTER to open the drop down menu and then press the T or S keys to move to the desired parameter Press ENTER to confirm the entry 7 The final three prompts ask for details of the graph configuration if you want to use lines plot the average value or show the minimum and maximum values Pre...

Страница 86: ... reached the desired measurement 2 Press ENTER to open the Display Menu 3 Be sure the Measurement option is highlighted and press ENTER The screen appears similar to Figure 5 5 on page 5 8 The left column displays the five measurement data sources while the right column displays appropriate measurement units 4 Use the T and S arrow keys to reach the desired data source and press SEL 5 Then use the...

Страница 87: ... Data The Measurement Option cont Figure 5 5 The Select Measurement Window Select Measurement No Unit Cancel Done Hygro Temperature Pressure Battery UserFunction Dew Point C Dew Point F Dew Point K Rel Humidity ppMv ppBv ppMw MMSCF IG MMSCF NG ...

Страница 88: ...een The Site Menu will be highlighted in the upper left corner Press ENTER or the T arrow key The screen now appears similar to Figure 5 6 below While following the programming instructions refer to Figure B 2 on page B 2 of Appendix B Menu Maps Figure 5 6 The Site Menu To specify the number of parameters displayed go to page 5 10 To customize or clear softkeys FKeys go to page 5 11 Meter Logging ...

Страница 89: ... etc Press ENTER The screen displays the designated number of windows For example Figure 5 7 below shows the screen displayed in Figure 5 3 on page 5 4 reconfigured for a single view Figure 5 7 Display Screen Configured for Single View Note The PM880 opens display windows clockwise from the upper left that is if you press 1 View the parameter displayed in the upper left window appears If you press...

Страница 90: ...thin the Site Menu 1 From the Site Menu shown in Figure 5 6 on page 5 9 use the T or S arrow keys to move to the FKeys entry on the menu Press ENTER The screen now appears similar to Figure 5 8 below Figure 5 8 The FKeys Menu 2 Use the T or S arrow keys to move to the desired FKey 1 2 or 3 entry on the menu Press ENTER The Configure FKey window opens as shown in Figure 5 9 on the next page Meter L...

Страница 91: ...he key The screen now appears similar to Figure 5 10 on page 5 13 with the F1 window displaying Contrast Pressing F1 opens the Contrast window To customize a softkey from a particular menu 1 Open the desired menu on the Menu Bar see Chapters 3 4 6 7 and 8 for details on particular menus and scroll to the desired option 2 Press the desired softkey A window appears with the question Assign current m...

Страница 92: ...igure 5 8 on page 5 11 2 Use the T or S arrow keys to move to the desired Clear FKey 1 2 or 3 entry on the menu Press ENTER The softkey window clears You can also clear the softkey through the Configure FKey window by selecting Clear as an entry pressing ENTER and then F3 OK Note Since the customized softkeys are saved globally they will remain even if you change site files 2002 11 30 09 53 AM Dew...

Страница 93: ...nager 1 Press MENU 2 From the Site Menu shown in Figure 5 6 on page 5 9 use the T or S arrow keys to move to the Drive Manager entry on the menu Press ENTER The screen now appears similar to Figure 5 11 below Figure 5 11 The Drive Manager Window The window on the left lists all the meter site and log files in the PM880 while the window on the right displays information on the file highlighted in t...

Страница 94: ...ed in the window on the left Then press MENU to open the File Menu and scroll to the appropriate option as shown in Figure 5 12 above Press ENTER The PM880 then performs the desired action with the file SYSLOG DEFAULT GLOBAL TABLE MET FUNCTIO AAA LOG BBB LOG CCC LOG Q LOG File Manager Refresh Exit File Info SYSLOG MET 03 15 03 10 39 20 6402 bytes 91136 bytes free Refresh Transfer Delete Sort ...

Страница 95: ... 3 Press MENU scroll to the Transfer option and press ENTER The screen shows a message indicating that the PM880 is searching for an infrared device If the scanner spots no device a window appears with this message and asks if you want to try again If it finds a device it sends another message indicating that it is uploading the site The meter also displays a message if the upload fails When the u...

Страница 96: ...red file has a name longer than eight characters the meter will shorten the name to eight characters and replace any spaces in the name with underbars Note It is not possible to download log files back to the PM880 To download a site or meter file from a PC to a PM880 1 Check that the Communications option on the PM880 see page 6 14 has been set to the IrDA protocol and that the IR beam on the PM8...

Страница 97: ... download is complete the meter returns to the Drive Manager If you close and reopen the Drive Manager the file appears as one of the listed sites For Windows 95 98 2000 Click on the Infrared icon in the System Tray of your PC as shown in Figure 5 15 below Figure 5 15 Infrared Icon in System Tray The Wireless Link window for Windows 2000 shown in Figure 5 16 below or the Infrared Transfer Applicat...

Страница 98: ...es to perform measurements but at a slower rate than normal Refreshing a File To refresh a file so that the PM880 displays the most recent information you have two options Press MENU scroll to the Refresh option and press ENTER Press F2 Refresh In either case the window on the right of the File Manager displays the most recent file information Deleting a File To delete a file in the File Manager f...

Страница 99: ...ed Listing Files by Name If you want to list your files alphabetically by site name within the File Manager press MENU to open the File Menu Then press the X arrow key to scroll from the File Menu to the Sort Menu shown in Figure 5 19 on the next page Press ENTER The File Manager screen refreshes with the sites listed in alphabetical order 1 View Programming File Manager No Yes Info DEFAULT GLOBAL...

Страница 100: ... open the File Menu Then press the X arrow key to scroll from the File Menu to the Sort Menu and scroll to the By Date option Press ENTER The Site Manager screen refreshes with the sites listed in chronological order from the most recent to the earliest SYS LOG File Manager File Info DEFAULT SIT 09 04 02 14 51 10 5111 bytes 118272 bytes free Refresh Exit New Site Sort DEFAULT GLOBAL TABLE MET FUNC...

Страница 101: ...on on the Site Menu and press ENTER The screen appears similar to Figure 5 20 below When you press F2 the Next button it lists the boot program instrument program FPGA timing program language help version serial number and PCI number Figure 5 20 The About Window To return to Operate Mode press ESC or F3 GE Panametrics PM880 Portable Hygrometer Copyright 2002 General Electric Co All rights reserved...

Страница 102: ... global settings for the meter that suit their individual preferences The global settings include English or Metric measurement units Battery power Date and time parameters and appearance locale Screen contrast Backlight timeout Language settings Infrared communications settings User tables Printing a screen Taking a bitmap capture of a screen ...

Страница 103: ...r Menu To scroll to a particular option press the T or S arrow keys until you reach the option Then press ENTER to open the option window When entering parameters in an option press The T key to step through the available parameters The S key to scroll back to a previously entered parameter The F2 key Cancel or the ESC key to exit an option at any time and return to Operate Mode without changing t...

Страница 104: ...ettings for every measurement that has the option for metric English units To select the units scroll to the Units entry on the Meter menu and press ENTER The Meter Settings window opens as shown in Figure 6 2 below Figure 6 2 The Meter Settings Window 1 Use the W and X keys to scroll between English and Metric units 2 Press ENTER to confirm the choice Meter Settings Cancell OK Units English Metri...

Страница 105: ...ries To open the option window 1 From the Meter menu scroll to the Battery entry and press ENTER The Battery Charger window opens as shown in Figure 6 3 below Figure 6 3 The Battery Charger Window 2 Press F3 Exit to return to Operate Mode Battery Charger Exit Status On Battery Battery Voltage 5 90 Volts Battery Type NiMH Run Time Remaining 300 Minutes Backup Battery OK ...

Страница 106: ...ss the T key once to reach the date text box This box displays the current meter date 3 Press ENTER to enter the text window The meter highlights the center number Use the W and X keys to scroll to any number you wish to change 4 Two alternatives are available to change a highlighted number Use the numeric keys to enter the desired number Use the T or S arrow keys to scroll in 1 digit increments t...

Страница 107: ...the T or S arrow keys to scroll in 1 digit increments to the desired number For example if the text box highlights 09 pressing the T key twice changes the number to 07 You can scroll from 01 to 12 for the hour and from 01 to 59 for the minute and second inputs You can also use the keys to alternate between AM and PM 4 In either case press ENTER to confirm the entry Pressing the T or S arrow keys c...

Страница 108: ...o alter the time and date display 1 From the Meter menu scroll to the Locale entry and press ENTER The Display Options window opens on the Format tab as shown in Figure 6 4 below To step through each parameter press the T key Figure 6 4 Format Tab in the Display Options Window Display Display Options Locale Date Format Separators Time Format Time Date Time Decimal Formats MM DD YYYY 12 Hour MM DD ...

Страница 109: ...ed format c Press ENTER to confirm your entry 3 The next prompt asks you to select the date format a Press ENTER to open the drop down menu Three options are available YYYY MM DD year month day MM DD YYYY month day year DD MM YYYY day month year b Use the T or S arrow keys to scroll to the desired format c Press ENTER to confirm your entry 4 The PM880 now asks you to select whether you want the ti...

Страница 110: ...ys how the format and separator selections will appear on the screen Pressing the T arrow key returns the PM880 to the Locale tab To confirm the entries and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without confirming the entries press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 111: ...From the Format tab press the W key to move to the Display tab To step through each parameter press the T key Figure 6 5 Display Tab in the Display Options Window 2 Scroll to the Darker or Lighter box as desired and press ENTER 3 Press the ENTER button repeatedly until the screen has the desired contrast Note If you find the screen has become too light or too dark scroll to the other box and press...

Страница 112: ...03 Adjusting the Contrast cont To confirm the entries and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without confirming the entries press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 113: ...onserve battery power To set the backlight timeout 1 From the Meter menu scroll to the Backlight entry and press ENTER The Display Options window opens on the Display tab as shown in Figure 6 5 on page 6 10 2 Press the T key three times to reach the Backlight Off text box 3 Then press ENTER to enter the box 4 Use the numeric keys to enter the number of minutes that the backlight remains on from 0 ...

Страница 114: ...2 Scroll to the desired language on the menu Press ENTER to confirm the entry and F3 OK to close the option Figure 6 6 Language Change Window The meter restarts in Operate Mode in the desired language Note The PM880 defaults to US English However one or more alternate languages can be installed at any time Consult your GE Panametrics representative or www gepower com panametrics for available lang...

Страница 115: ...d press ENTER The Communications window appears similar to Figure 6 7 below Figure 6 7 The Communications Window 2 The first prompt asks for the node identification number which can be any number from 1 to 240 Do NOT change the node ID unless instructed by GE Panametrics a Press ENTER to open the text box b Use the numeric keys to enter the node ID c Press ENTER to confirm the entry Communications...

Страница 116: ...or the baud rate The default rate is 9600 bps a Press ENTER to open the drop down menu b Use the T or S arrow keys to scroll to the desired rate from 300 to 115 2K bps c Press ENTER to confirm the entry 5 The next prompt asks for the parity from five options None Mark Space Even or Odd The default parity is None a Press ENTER to open the drop down menu b Use the T or S arrow keys to scroll to the ...

Страница 117: ...R232 requires the following parameters Baud Rate 9600 Parity None Stop Bits 1 Data Bits 8 To confirm the entries and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without confirming the entries press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 118: ...scroll to the User Tables entry and press ENTER The window now appears similar to Figure 6 8 below Figure 6 8 The User Tables Window 2 The first prompt asks you to select the table to be programmed a Press ENTER to open the drop down menu b Use the T or S arrow keys to scroll to the table you wish to program c Press ENTER to confirm the entry Programming User Function Tables Cancell OK Edit Tables...

Страница 119: ... SEL causes the screen to alternate between a set of upper case capital letters and a set of symbols Use both screens to create the desired label c Repeat this procedure for each letter or symbol you wish to add to the label If you wish to delete a letter press F1 Delete to erase each letter or symbol from right to left on the label d When you have completed the label press F3 OK to confirm the la...

Страница 120: ...window The screen appears similar to Figure 6 12 below Figure 6 10 The Edit User Table Window b Use the four arrow keys to move to the desired entry in the table c Press ENTER Then use the numeric keys to enter the desired data which appears in the right corner of the window above the table d Press ENTER to confirm the data which then appears in the appropriate slot in the table Programming Edit U...

Страница 121: ...you have finished press F3 OK to confirm the entries or F2 Cancel to leave the window without confirming the table The program returns to the Edit Tables window To confirm the entries and return to Operate Mode press F3 OK The PM880 returns to Operate Mode To leave the window without confirming the entries press F2 Cancel or the ESC key The PM880 returns to Operate Mode ...

Страница 122: ...ws a screen with the Snapshot option activated 3 To capture a screen press the decimal button in the lower left corner of the keypad twice The meter beeps indicating that it has made a screen capture The program now varies depending on whether you selected printer or file capture If you selected To Printer the PM880 shows a message indicating that its infrared sensor is looking for a receiving pri...

Страница 123: ... is assigned to data logging The frequency of the time interval the length of the log run and the number of logs affect the amount of memory required for a particular log For example a log that records every 5 seconds will use up more memory than a log that records every 5 minutes for a given amount of time Once you make your data logging selections the PM880 enables you to view the amount of memo...

Страница 124: ... Menu Maps Figure 7 1 The Logging Menu To scroll to a particular option press the T or S arrow keys until you reach the option Then press ENTER to open the option window When entering parameters in an option press The T key to step through the available parameters The S key to scroll back to a previously entered parameter The F2 key Cancel or the ESC key to exit an option at any time and return to...

Страница 125: ...ghted in the list on the left You can use the T and S arrow keys to scroll to a particular log and display information pertaining to that log Figure 7 2 The Log Manager Window To access the menu for the Log Manager press the MENU key The cursor highlights the File Menu in the upper left corner Use the W and X keys to scroll to the desired menu and press ENTER to open the menu Log Manager Info AAA ...

Страница 126: ...the Log Manager press the MENU key and then ENTER The screen appears similar to Figure 7 3 below Figure 7 3 File Menu in the Log Manager Log Manager Info AAA LOG 03 01 01 13 23 21 1216 bytes 109568 bytes free Refresh Exit AAA BBB CCC State Finished S 03 01 01 13 13 41 E 03 01 01 13 23 41 Interval 10 Seconds Records 51 Clone Selected Log Rename Delete Delete All Logs Print Transfer File Log View So...

Страница 127: ...ng ENTER In either case the Create New Log screen appears similar to Figure 7 4 below Use the four arrow keys to scroll to the desired letter or number and press ENTER Repeat this procedure until you have created the desired log name Press F1 Delete to remove any unwanted letters or numbers When you have finished press F3 OK to confirm the entry Figure 7 4 The New Log Window The PM880 now asks for...

Страница 128: ...o button b Press ENTER to confirm your selection 2 The next prompt asks you to choose whether the log is to be a standard or error log a Use the W and X keys to scroll to the appropriate radio button b Press ENTER to confirm your selection 3 The next prompt asks for the starting date and time General Measurements Cancel Activate Log Name 10SEC LOG End Date Time Standard Error Linear Circular Type ...

Страница 129: ...r the month c In either case press ENTER to confirm the entry 4 Follow the same procedure to enter the end date and time Note If you have selected a circular log in Step 1 the End Date and Time boxes do not appear Instead a text box asks for the number of records desired Enter the desired number and press ENTER 5 The final prompt in this window asks for the logging interval a Press ENTER to open t...

Страница 130: ...dow To step through each entry press the T key 1 Press ENTER to open the first entry The Select Measurement window opens as shown in Figure 7 7 on page 7 9 General Ns Measurements NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT NO UNIT Cancel Activate ...

Страница 131: ...lection 6 You can repeat this procedure for up to 12 different parameters 7 When you have finished press F2 Cancel to cancel the entries or F3 Activate to confirm the entries and start the log If you started the log from the New Log option the PM880 returns to Operate Mode with a Pencil icon in the System Tray if you started it from within the Log Manager the meter returns to the Log Manager Selec...

Страница 132: ...ess F3 OK to confirm the name 4 The General Log Format window shown in Figure 7 5 on page 7 7 opens Follow the procedure discussed on pages 7 7 and 7 8 to change any settings Note Unless otherwise specified the cloned log always begins at the current date and time and ends after the period of time used by the original log 5 If you wish scroll to the Measurements window shown in Figure 7 6 on page ...

Страница 133: ... 7 6 Follow the procedure discussed on page 7 6 to create a log name and press F3 OK to confirm the name The PM880 returns to the Log Manager which highlights the renamed log Deleting a Log To delete a log 1 First select the log you wish to delete in the Log Manager shown in Figure 7 2 on page 7 4 2 Then open the File Menu scroll to the Delete option and press ENTER 3 A delete confirmation window ...

Страница 134: ...lete the logs A blank Log Manager appears All logs have been deleted Refreshing the Log Manager Screen To refresh the Log Manager screen and view the most recent information on a given log select the log you wish to view in the Log Manager Then open the File Menu scroll to the Refresh option and press ENTER The screen momentarily blanks and then reappears with the most current information on the h...

Страница 135: ...e a highlighted date or time Use the numeric keys to enter the desired number Use the T or S arrow keys to scroll in 1 digit increments to the desired number For example if the text box displays 09 pressing the T key twice changes the number to 07 You can scroll from 01 to 12 for the month from 01 to 31 for the day depending on the number you have selected for the month and from 0 to 59 for minute...

Страница 136: ...Files QuickBeam Suite is running 2 Highlight the desired log in the left window of the Log Manager 3 Press MENU scroll to the Transfer option and press ENTER The screen shows a message indicating that the PM880 is searching for an infrared device If the sensor spots no device a window appears with this message and asks if you want to try again If it finds a device it sends another message indicati...

Страница 137: ...en the Log Menu in the Log Manager press MENU Scroll to the Log option and press ENTER The window appears similar to Figure 7 10 below Figure 7 10 The Log Menu in the Log Manager Log Manager Info AAA LOG 03 01 01 13 23 21 1216 bytes 109568 bytes free Refresh Exit AAA BBB CCC State Finished S 03 01 01 13 13 41 E 03 01 01 13 23 41 Interval 10 Seconds Records 51 Pause End Start All Logs Pause All Log...

Страница 138: ...n the Log Manager shown in Figure 7 2 on page 7 4 2 Then open the Log Menu scroll to the Start option and press ENTER The PM880 returns to the Log Manager which displays the highlighted log with a status of Pending or Running Ending a Log To end a log 1 First select the log you wish to end in the Log Manager shown in Figure 7 2 on page 7 4 2 Then open the Log Menu scroll to the End option and pres...

Страница 139: ...the logs with a status of Pending or Running Ending All Logs To end all currently pending or running logs open the Log Menu scroll to the End All Logs option and press ENTER The PM880 returns to the Log Manager which displays the running logs with a status of Finished View All Sites To check on all logs open the Log Menu scroll to the View All Sites option and press ENTER Logs are associated with ...

Страница 140: ...m the Log Manager press MENU Scroll to the View menu and press ENTER The screen appears similar to Figure 7 11 below Figure 7 11 The View Menu Log Manager Info AAA LOG 03 01 01 13 23 21 1216 bytes 109568 bytes free Refresh Exit AAA BBB CCC State Finished S 03 01 01 13 13 41 E 03 01 01 13 23 41 Interval 10 Seconds Records 51 Graph Spreadsheet Details File Log View Sort ...

Страница 141: ...u and press ENTER Scroll to the Details option and press ENTER The screen now appears similar to Figure 7 12 below Figure 7 12 The Log Details Display Window with List of Measurements in the Log Press F3 Exit to return to the Log Manager Log Info State Finished S 03 01 03 13 13 41 E 03 01 03 13 23 41 Interval 10 Seconds Records 51 Precision 8 Error No Basic Hygro DewPoint C Exit ...

Страница 142: ...ent parameters If a log contains more than one measurement you must select which measurement to plot from the list displayed Once you have chosen the measurement parameter press F3 View The screen now appears similar to Figure 7 13 above Press F2 Cancel to leave the window without viewing the graph If you wish to alter the graph scale press F1 Scale and go to page 7 21 If you wish to alter the tim...

Страница 143: ... select Max or Range for limits you have finished entering data in this form But if you select Set the PM880 asks for minimum and maximum limits 2 Press the T key to reach the Minimum text box a Press ENTER to open the text box b Use the numeric keys to enter the desired value c Press ENTER to confirm the entry 3 Repeat step 2 to enter the Maximum value 4 When you have finished press F2 Cancel to ...

Страница 144: ... increments to the desired number For example if the text box displays 09 pressing the T key twice changes the number to 07 You can scroll from 01 to 12 for the month from 01 to 31 for the day depending on the number you have selected for the month and from 0 to 59 for minutes and seconds In either case press ENTER to confirm the entry 3 Repeat step 2 for any other entries you wish to change 4 Whe...

Страница 145: ...w Use the W and X keys to scroll to other columns or the T or S keys to scroll backward or forward in time To alter the times displayed press F1 Time The Enter Time window shown on the previous page opens Follow the instructions on the previous page to change the date or time To refresh the display press F2 Refresh The display shows the most current data Press F3 Exit to return to the Log Manager ...

Страница 146: ...er screen refreshes with the sites listed in alphabetical order Listing Logs in Chronological Order If you prefer to list your logs chronologically by time of creation within the Log Manager press MENU to open the File Menu Then scroll from the File Menu to the Sort Menu and scroll to the By Date option Press ENTER The Log Manager screen refreshes with the sites listed in chronological order from ...

Страница 147: ...ire print out reports test the PM880 screen and keys program reference data return to factory default parameters load updated versions of the meter program into the PM880 change security settings Note While the MIS Probe and Factory Calibration options appear on the Service Menu they are only available to operators with a Service level security code see page 8 19 Consult GE Panametrics for further...

Страница 148: ...1 The Service Menu To scroll to a particular option press the T or S arrow keys until you reach the option Then press ENTER to open the option window When entering parameters in an option press The T key to step through the available parameters The S key to scroll back to a previously entered parameter The F2 key Cancel or the ESC key to exit an option at any time and return to Operate Mode withou...

Страница 149: ...r to Figure 8 2 below Figure 8 2 The Reports Window Press ENTER to open the drop down list of available reports as shown in Figure 8 2 above Press the T or S arrow keys to scroll to the desired reports and press ENTER Then press F2 Print to print out the desired reports or press F3 Exit to leave the option and return to Operate Mode Figure 8 3 on the next page shows a typical printout of a drive r...

Страница 150: ...August 2003 8 4 Servicing the PM880 Printing Reports cont Figure 8 3 Printout of a Typical Drive Report ...

Страница 151: ...o the Test entry on the Service Menu and press ENTER The screen appears similar to Figure 8 4 below Figure 8 4 The Test Option in the Service Menu Scroll to the desired entry in the option menu and press ENTER Dew Point C Signal dB 52 0 32 Pressure PSIg 55 00 10 0 Run Time Hours Site Program Meter Logging Service Units Reports Reference MIS Probe Factory Defaults Flash Update Test Screen 0 6 12 Fa...

Страница 152: ...tinue Once you press a key a screen with a checkerboard pattern appears as shown in Figure 8 5 below Figure 8 5 A Functioning Test Screen Pressing a key two more times should result in two more checkerboard patterns followed by a series of dark and light screens Pressing the key through this sequence should return the PM880 to Operate Mode If the test does not proceed according to this sequence pl...

Страница 153: ... Test Keys option on the Test Menu and press ENTER The screen appears similar to Figure 8 6 below Press any key on the keypad and a window representing that key should darken Figure 8 6 The Test Keys Window Pressing the F3 key returns the meter to the Operate Mode If any key does not appear on the screen contact GE Panametrics Note The power key does not appear ...

Страница 154: ... Figure 8 7 The Watchdog Test Screen Press F2 No to cancel the test and return to the Menu screen or press F3 Yes to start the test The PM880 should go blank for a few seconds and then restart If it does not follow this sequence consult GE Panametrics Dew Point C Signal dB 52 0 32 Pressure PSIg 55 00 10 0 Run Time Hours Site Program Meter Logging Service Units Reports Reference MIS Probe Factory D...

Страница 155: ...n to the References entry in the Service Menu and press ENTER The screen appears similar to Figure 8 8 below Figure 8 8 The Hygrometry Tab in the References Option Entering Hygrometry Reference Values 1 The first prompt asks for the high reference value a Press ENTER to open the text box b Use the numeric keys to enter the value recorded on the rear of the PM880 c Press ENTER to confirm the entry ...

Страница 156: ...alue a Press ENTER to open the text box b Use the numeric keys to enter the value recorded on the rear of the PM880 c Press ENTER to confirm the entry 2 Press the T key to move to the low reference value and repeat steps a b and c to enter the value To confirm the reference data and return to Operate mode press F3 OK The PM880 returns to Operate Mode To leave the window without confirming the data...

Страница 157: ...ctory Defaults option Be sure to transfer or print all sites and logs before resetting Figure 8 10 The Factory Defaults Option 1 To restore Factory Default settings Press F2 Cancel to return to Operate Mode without changing the current settings Press F3 OK to confirm that you wish to restore the factory default settings 2 The program asks for confirmation Are you SURE Repeat the procedure shown in...

Страница 158: ...new software the PM880 uses a bootloader program Be sure that the software you are installing is compatible with the installed bootloader version shown in the About option discussed on page 5 22 If you need to replace both programs install the new bootloader first before any other software With the current bootloader software version 3 0 and later two interfaces are available for sending software ...

Страница 159: ...am Press F3 OK to confirm that you wish to erase the program 4 The meter asks for confirmation Again press F2 Cancel to return to Operate Mode or F3 OK to continue with the update After the PM880 reboots the screen appears similar to Figure 8 12 below Figure 8 12 Flash Reloading Window Update Flash OK WARNING This will erase the instrumentation coding Choose Cancel to exit or OK to continue Cancel...

Страница 160: ...lp text Press F1 Yes or F2 No Be sure the infrared sensor on the meter has a clear path to the infrared adapter on the PC Now return to the PC 6 You now have two options In Windows Explorer browse to the file you wish to send Select and right click on it Select Send To Infrared Recipient or Nearby Computer or QuickBeam if QuickBeam has been installed Open the Infrared Transfer Application My Compu...

Страница 161: ...are see its manual for detailed instructions 1 From the Start Menu click Programs Accessories Hyperterminal to open the Hyperterminal window 2 If the call is not connected click on Connect from the Call menu in Hyperterminal 3 From the File menu click Properties Be sure the New Connection Properties window is set to your virtual infrared port Note You can determine which virtual port your infrared...

Страница 162: ... Software To begin the loading procedure scroll down to the Flash Update entry in the Service Menu and press ENTER The screen appears similar to Figure 8 14 below Figure 8 14 The Flash Update Option Update Flash OK WARNING This will erase the instrumentation coding Choose Cancel to exit or OK to continue Cancel ...

Страница 163: ...re 8 15 Flash Reloading Window 3 The meter now asks if you wish to reload the flash memory via the infrared communications port Press F3 Yes or C on the PC keyboard to begin reloading via IrCOMM or Press F2 No or ESC on the keyboard to stop the reloading procedure 4 A series of questions ask if you wish to erase all sites the language pack and the help text Press F1 Yes or F2 No Be sure the infrar...

Страница 164: ... Window in the Transfer Menu 2 Click on the replacement software designated by a cod extension from the folder where it has been stored 3 From the Protocol drop down menu select Xmodem 4 Click Send For a successful transfer the PC window appears similar to Figure 8 17 below while the PM880 screen displays the program ID size load address and a count of blocks being loaded Figure 8 17 The File Tran...

Страница 165: ... only and can range from one to eight digits The passcode file is not accessible in any way It does not appear in the Drive Manager and cannot be transmitted between the PM880 and a PC The backup battery maintains the file system so that if the battery fails or the drive is erased the passcodes will revert to the default values For both the User and Operator level the default code is 2719 The PM88...

Страница 166: ...y in the Service Menu and press ENTER The screen appears similar to Figure 8 19 below Figure 8 19 Security Level Window Dew Point C Signal dB 52 0 32 Pressure PSIg 10 0 Run Time Hours Site Program Meter Logging Service Units MIS Probe Factory Defaults Flash Update Test Keys Enter Operator Passcode Passcode Required Security Settings Cancel OK Level Passwords Security Level Allow PanaLink Access Se...

Страница 167: ...ving files from a PC via IrDA and transmitting files to a PC via IrDA a Scroll to the desired setting b Press ENTER to change the setting that is to turn it on as indicated by an X in the window or off c Repeat steps a and b for the other settings if desired Note The remote access security settings are only available to operators with Operator or Service level passcodes The default setting permits...

Страница 168: ...e the passcode 1 Scroll to the desired passcode text box and press ENTER 2 Use the numeric keys to enter the new passcode Be sure to keep a record of the new passcode 3 Press ENTER to confirm the entry Press F2 Cancel to return to Operate Mode without changing the current passcode Press F3 OK to confirm the changes and return to Operate Mode Note If your passcodes are no longer available contact G...

Страница 169: ...ess conditions and other factors minor problems may occur Some of the most common problems and procedures are discussed in this chapter If you cannot find the information you need in this chapter please consult GE Panametrics Caution Do not attempt to troubleshoot the PM880 beyond the instructions in this chapter If you do you may damage the unit and void the warranty ...

Страница 170: ...m errors are indicated by a vertical gray bar at the point of error When they appear in a spreadsheet format errors are indicated by their number in place of the measurement The Error Code messages are only general descriptions of the possible problems Use Table 9 1 on page 9 3 to isolate and remedy the problem If you are unable to remedy the problem contact GE Panametrics ...

Страница 171: ...il The mode or units selected require more data or a dif ferent sensor Choose a different mode and or units Connect the required probe Err 6 No Comm The MIS Probe did not respond to a request for data Check the MIS Probe connections Replace the MIS Probe Err 7 No Link Communication with an MIS Probe has failed The probe is discon nected or damaged Check the MIS Probe connections Replace the MIS Pr...

Страница 172: ...urve Err 15 Cal Error An internal calibra tion reference has failed during Auto Cal or a probe fail ure is interfering with AutoCal Contact GE Panametrics Err 25 No Data The MIS Probe has not responded or a calculation is not yet complete The PM880 will try to send data wait for next update Table 9 1 Error Messages Continued Error Message Problem Action ...

Страница 173: ...e sys tem is not at equilibrium or there is a leak Allow sufficient time for sam ple system to equilibrate and mois ture reading to become steady Check for leaks Readings may be correct if the sam pling point and main stream do not run under the same process condi tions The different process condi tions cause readings to vary If sampling point and main stream con ditions are the same check sample ...

Страница 174: ...ed mois ture calibration value while displaying dew frost point Probe is saturated Liq uid water present on sensor surface and or across electrical con nections Clean the sensor and the sensor shield as described in Aluminum Oxide Probe Maintenance on page A 9 in Appendix A Then rein stall sensor Shorted circuit on sen sor Run dry gas over sensor surface If high reading persists then probe is prob...

Страница 175: ... return the probe to the fac tory for evaluation Improper cable connection Check the cable connections to both the probe and the PM880 Symptom Slow response Slow outgassing of system Replace the system components with stainless steel or electro polished stainless steel Sensor is contaminated with non conductive particles refer to Appendix A Clean the sensor and the sensor shield as described in Al...

Страница 176: ...apter 10 Specifications This section contains specifications for the following Overall Electronics Operational Moisture Measurement Dew frost Point Temperature Temperature Measurement Pressure Measurement Sample System Available Options ...

Страница 177: ...al Batteries Type Rechargeable batteries Can be installed or removed in hazardous areas Must be recharged in general purpose areas only Battery Life 16 24 hours depending on probe type Battery Charger Input Switchable 115 to 230 VAC 50 60 Hz Memory FLASH memory Environmental Operating Temperature 10 to 50 C 14 to 122 F Note To ensure maximum battery life storage do not store at temperatures exceed...

Страница 178: ...aphic display with EL backlight Printer Terminal Infrared communications port Cables Cable type dependent on probe type M Series TF Series or Moisture Image Series LEMO to bayonet connector Cable Length Standard 3 m 10 ft Optional Consult GE Panametrics Hazardous Area Classification Intrinsic safety certification pending EECS EEx ia IIC T3 ...

Страница 179: ...d data in alphanumeric or graphical format Language options English French German Spanish Castilian and South American Italian Portuguese Dutch Russian and Swedish Display Units Moisture DP temperature ppmv ppmw RH lb MMSCF and others Temperature F C and K Pressure psig bar kPa gage kg cm2 gage and others Moisture Measurement Compatibility Compatible with all GE Panametrics aluminum oxide moisture...

Страница 180: ...High 60 to 80 C with data to 110 C Accuracy 2 C from 60 to 65 C 3 C from 65 to 110 C Repeatability 0 5 C from 60 to 65 C 1 C from 65 to 110 C Operating Pressure 5 µ of Hg to 5 000 psig limited by pressure sensor see pressure measurement specifications Temperature Measurement Note An optional thermistor is available for all GE Panametrics moisture probes Range 30 C to 70 C Accuracy 0 5 C at 30 C ...

Страница 181: ...lve a built in coalescing filter and sample cell with bypass needle valve and venting tube pressure gage various ranges outlet needle valve with venting tube Wetted Parts 316 SS Operating Pressure Configurations available for 300 500 1 000 2 000 or 3 000 psig dependent on pressure gage Maximum Pressure Rating Standard 3 000 psig Optional 5 000 psig Options Inlet pressure regulator 0 to 500 psig ou...

Страница 182: ...desktop or laptop PCs to add infrared capability Portable Infrared Thermal Printer Portable infrared thermal printer with rechargeable battery and 120 to 240 VAC battery charger Dimensions 160 164 59 mm 6 3 6 5 2 3 in Weight 370 g 13 oz Print Width 104 mm 4 in PC Interface Software PanaView Graphical User Interface ...

Страница 183: ...other considerations for ensuring accurate moisture measurements are discussed The following specific topics are covered Moisture Monitor Hints page A 2 Contaminants page A 7 Aluminum Oxide Probe Maintenance page A 9 Corrosive Gases and Liquids page A 11 Materials of Construction page A 12 Calculations and Useful Formulas in Gas Applications page A 13 Liquid Applications page A 27 Empirical Calibr...

Страница 184: ...GE Panametrics hygrometer is that it can be used for in situ measurements i e the sensor element is designed for installation directly within the region to be measured As a result the need for complex sample systems that include extensive piping manifolds gas flow regulators and pressure regulators is eliminated or greatly reduced Instead a simple sample system to reduce the fluid temperature filt...

Страница 185: ... time is very slow the dew point changes as the fluid temperature changes the dew point changes as the fluid flow rate changes GE Panametrics hygrometers measure only water vapor pressure In addition the instrument has a very rapid response time and it is not affected by changes in fluid temperature or fluid flow rate If any of the above situations occur then they are almost always caused by a def...

Страница 186: ...aseous components are proportionally decreased Therefore increasing the pressure on a closed aqueous system will increase the vapor pressure of the water and hence increase the dew point This is not just a mathematical artifact The dew point of a gas with 1000 PPMv of water at 200 psig will be considerably higher than the dew point of a gas with 1000 PPMv of water at 1 atm Gaseous water vapor will...

Страница 187: ...ll decrease the response time of the sample system To minimize any adverse affects on response time the preferred materials of construction for moisture monitoring sample systems are stainless steel Teflon and glass Materials to be avoided include rubber elastomers and related compounds Temperature The GE Panametrics hygrometer is largely unaffected by ambient temperature However for best results ...

Страница 188: ... rather than a sensitivity to the fluid flow rate If the measured dew point of a system changes with the fluid flow rate then it can be assumed that off gassing or a leak in the sample system is causing the variation If secondary moisture is entering the process fluid either from an ambient air leak or the release of previously absorbed moisture from the sample system walls an increase in the flow...

Страница 189: ...ets and oil droplets are typical of this category In general the performance of the moisture probe will not be seriously hindered by the condensation of non conductive non corrosive liquids However a slower response to moisture changes will probably be observed because the contaminating liquid barrier will decrease the rate of transport of the water vapor to the sensor and reduce its response time...

Страница 190: ...ance will cause an erroneously high dew point reading The most common particulates of this type are carbon from furnaces iron scale from pipe walls and glycol droplets from glycol based dehydrators If the system contains conductive particulates it is advisable to install a Teflon or stainless steel filter in the fluid stream Corrosive Particulates Note Sodium chloride and sodium hydroxide particul...

Страница 191: ... be cleaned in any fluid which will attack its components The probe s materials of construction are Al Al2O3 nichrome gold stainless steel glass and Viton A Also the sensor s aluminum sheet is very fragile and can be easily bent or distorted Do not permit anything to touch it The following items will be needed to properly complete the moisture probe cleaning procedure approximately 300 ml of reage...

Страница 192: ... and record the dew point of the ambient air as in step 1 Compare the two recorded dew point readings to determine if the reading after cleaning is a more accurate value for the dew point of the ambient atmosphere 9 If the sensor is in proper calibration 2 C accuracy reinstall the probe in the sample cell and proceed with normal operation of the hygrometer 10 If the sensor is not in proper calibra...

Страница 193: ...isture content of the corrosive fluid must be 10 PPMv or less at 1 atmosphere or the concentration of the corrosive fluid must be 10 PPMv or less at 1 atmosphere 2 The sample system must be pre dried with a dry inert gas such as nitrogen or argon prior to introduction of the fluid stream Any adsorbed atmospheric moisture on the sensor will react with the corrosive fluid to cause pitting or corrosi...

Страница 194: ...minum oxide gold Nichrome A6 Back Wire 316 stainless steel Contact Wire gold 304 stainless steel Front Wire 316 stainless steel Support Glass Corning 9010 Pins Al 152 Alloy 52 Ni Glass Corning 9010 Shell 304L stainless steel O Ring silicone rubber Threaded Fitting 304 stainless steel O Ring Viton A Cage 308 stainless steel Shield 304 stainless steel ...

Страница 195: ...sured with a mirror type hygrometer since such instruments may provide the dew points of supercooled water As stated above the dew frost point of a system defines a unique partial pressure of water vapor in the gas Table A 1 which lists water vapor pressure as a function of dew point can be used to find either the saturation water vapor pressure at a known temperature or the water vapor pressure a...

Страница 196: ...nship between dew point total pressure and PPMV is provided in nomographic form in Figure A 1 Note The nomograph shown in Figure A 1 is applicable only to gases Do not apply it to liquids To compute the moisture content for any ideal gas at a given pressure refer to Figure A 1 Using a straightedge connect the dew point as measured with the GE Panametrics Hygrometer with the known system pressure R...

Страница 197: ... be calculated directly from the PPMV and the ratio of the molecular weight of water to that of the carrier gas as follows 2 Relative Humidity Relative humidity is defined as the ratio of the actual water vapor pressure to the saturation water vapor pressure at the prevailing ambient temperature expressed as a percentage 3 1 Find the relative humidity in a system if the measured dew point is 0 C a...

Страница 198: ...te these units 4 5 6 Note MMSCF is an abbreviation for a million standard cubic feet of carrier gas Weight of Water per Unit Weight of Carrier Gas Occasionally the moisture content of a gas is expressed in terms of the weight of water per unit weight of carrier gas In such a case the unit of measure defined by the following equation is the most commonly used 7 For ambient air at 1 atm of pressure ...

Страница 199: ...0 0 000400 0 000290 0 000200 0 000140 0 000010 70 0 001940 0 001430 0 001050 0 000770 0 000560 60 0 008080 0 006140 0 004640 0 003490 0 002610 50 0 029550 0 023000 0 017800 0 013800 0 010600 40 0 096600 0 076800 0 060900 0 048100 0 037800 30 0 285900 0 231800 0 187300 0 150700 0 120900 Temp C 0 0 0 2 0 4 0 6 0 8 29 0 317 0 311 0 304 0 298 0 292 28 0 351 0 344 0 337 0 330 0 324 27 0 389 0 381 0 374...

Страница 200: ...361 1 336 1 312 1 288 1 264 13 1 490 1 464 1 437 1 411 1 386 12 1 632 1 602 1 574 1 546 1 518 11 1 785 1 753 1 722 1 691 1 661 10 1 950 1 916 1 883 1 849 1 817 9 2 131 2 093 2 057 2 021 1 985 8 2 326 2 285 2 246 2 207 2 168 7 2 537 2 493 2 450 2 408 2 367 6 2 765 2 718 2 672 2 626 2 581 5 3 013 2 962 2 912 2 862 2 813 4 3 280 3 225 3 171 3 117 3 065 3 3 568 3 509 3 451 3 393 3 336 2 3 880 3 816 3 ...

Страница 201: ... 845 8 965 9 086 10 9 209 9 333 9 458 9 585 9 714 11 9 844 9 976 10 109 10 244 10 380 12 10 518 10 658 10 799 10 941 11 085 13 11 231 11 379 11 528 11 680 11 833 14 11 987 12 144 12 302 12 462 12 624 15 12 788 12 953 13 121 13 290 13 461 16 13 634 13 809 13 987 14 166 14 347 17 14 530 14 715 14 903 15 092 15 284 18 15 477 15 673 15 871 16 071 16 272 19 16 477 16 685 16 894 17 105 17 319 20 17 535 ...

Страница 202: ... 39 457 34 39 898 40 344 40 796 41 251 41 710 35 42 175 42 644 43 117 43 595 44 078 36 44 563 45 054 45 549 46 050 46 556 37 47 067 47 582 48 102 48 627 49 157 38 49 692 50 231 50 774 51 323 51 879 39 52 442 53 009 53 580 54 156 54 737 40 55 324 55 910 56 510 57 110 57 720 41 58 340 58 960 59 580 60 220 60 860 42 61 500 62 140 62 800 63 460 64 120 43 64 800 65 480 66 160 66 860 67 560 44 68 260 68...

Страница 203: ... 20 59 142 60 143 90 145 20 146 60 148 00 60 149 38 150 70 152 10 153 50 155 00 61 156 43 157 80 159 30 160 80 162 30 62 163 77 165 20 166 80 168 30 169 80 63 171 38 172 90 174 50 176 10 177 70 64 179 31 180 90 182 50 184 20 185 80 65 187 54 189 20 190 90 192 60 194 30 66 196 09 197 80 199 50 201 30 203 10 67 204 96 206 80 208 60 210 50 212 30 68 214 17 216 00 218 00 219 90 221 80 69 223 73 225 70...

Страница 204: ...430 20 85 433 60 437 00 440 40 444 00 447 50 86 450 90 454 40 458 00 461 60 465 20 87 468 70 472 40 476 00 479 80 483 40 88 487 10 491 00 494 70 498 50 502 20 89 506 10 510 00 513 90 517 80 521 80 90 525 76 529 77 533 80 537 86 541 95 91 546 05 550 18 554 35 558 53 562 75 92 566 99 571 26 575 55 579 87 584 22 93 588 60 593 00 597 43 601 89 606 38 94 610 90 615 44 620 01 624 61 629 24 95 633 90 638...

Страница 205: ... 77 F and a pressure of 1 atm the following flow rates will produce the maximum allowable gas stream linear velocity of 10 000 cm sec in the corresponding pipe sizes Inside Pipe Diameter in Gas Flow Rate cfm 0 25 7 0 50 27 0 75 60 1 0 107 2 0 429 3 0 966 4 0 1 718 5 0 2 684 6 0 3 865 7 0 5 261 8 0 6 871 9 0 8 697 10 0 10 737 11 0 12 991 12 0 15 461 ...

Страница 206: ...rates will produce the maximum allowable fluid linear velocity of 10 cm sec in the corresponding pipe sizes Inside Pipe Diameter in Flow Rate gal hr Flow Rate l hr 0 25 3 11 0 50 12 46 0 75 27 103 1 0 48 182 2 0 193 730 3 0 434 1 642 4 0 771 2 919 5 0 1 205 4 561 6 0 1 735 6 567 7 0 2 361 8 939 8 0 3 084 11 675 9 0 3 903 14 776 10 0 4 819 18 243 11 0 5 831 22 074 12 0 6 939 26 269 ...

Страница 207: ...0 5 000 8 000 01 02 03 04 05 06 08 10 3 2 4 6 5 1 0 8 2 0 3 0 5 0 4 0 6 0 10 8 0 80 20 30 50 40 60 100 400 200 300 1 000 600 500 800 0 5 10 20 30 40 50 60 80 100 150 200 300 400 500 600 800 1 000 1 500 2 000 3 000 4 000 5 000 6 000 8 000 10 000 MOISTURE CONTENT PPM by volume PRESSURE ATMOSPHERES PRESSURE PSIG 20 10 0 10 20 30 40 50 60 70 80 90 DEW FROST POINT C 60 50 40 30 20 10 0 10 20 30 40 50 6...

Страница 208: ...s hygrometer values determined from tabulated vapor pressures For comparison purposes examples of all three procedures are listed in Table A 4 Table A 4 Comparative PPMV Values DewPoint C Pressure psig Calculation Method Slide Rule Appendix A Vapor Pressure 80 0 0 5 0 55 0 526 100 0 065 N A 0 0675 800 0 009 N A 0 0095 1500 0 005 N A 0 0051 50 0 37 40 38 88 100 4 8 5 2 4 98 800 0 65 0 8 0 7016 1500...

Страница 209: ...put of the aluminum oxide sensor is a function of the measured water vapor pressure Moisture Content Measurement in Organic Liquids Henry s Law Type Analysis When using the aluminum oxide sensor in non polar liquids having water concentrations 1 by weight Henry s Law is generally applicable Henry s Law states that at constant temperature the mass of a gas dissolved in a given volume of liquid is p...

Страница 210: ...ulated from the weight fractions and saturation values of the pure components as follows c where Xi is the weight fraction of the ith component CS i is the saturation concentration PPMW of the ith component and n is the total number of components In conclusion the Henry s Law constant K is a constant of proportionality between the saturation concentration CS and the saturation vapor pressure PS of...

Страница 211: ...onnect the known saturation concentration PPMW with the measurement temperature C 2 Read the Henry s Law constant K on the center scale 3 Using a straightedge connect above K value with the dew frost point as measured with the GE Panametrics hygrometer 4 Read the moisture content PPMW where the straight edge crosses the moisture content scale Empirical Determination of K and CS If the values of K ...

Страница 212: ...on PPMW Note Since the values of K and CS vary with temperature the hygrometer measurement and the test sample analysis must be done at the same temperature If the moisture probe temperature is expected to vary the test should be performed at more than one temperature B SPECIAL CASE As mentioned earlier saturated straight chain hydrocarbons represent a special case where the Henry s Law constant d...

Страница 213: ...7 4 with the measured dew point of 0 C and read the correct moisture content of 125 PPMW where the straightedge crosses the moisture content scale 2 Find the moisture content in heptane at an ambient temperature of 50 C if a dew point of 3 C is measured with the GE Panametrics hygrometer a From the literature it is found that CS for heptane at a temperature of 50 C is 480 PPMW b Using a straighted...

Страница 214: ...ghtedge on Figure A 2 connect the 101 PPMW saturation concentration with the 20 C ambient temperature and read the Henry s Law Constant of 5 75 on the center scale c Using the straightedge connect the above K value of 5 75 with the measured dew point of 0 C and read the correct moisture content of 26 PPMW where the straightedge crosses the moisture content scale 4 Find the moisture content in an u...

Страница 215: ...t of 47 PPMW on the left scale Note The saturation value at 50 C for this liquid could also have been determined by connecting the K value of 5 1 with the ambient temperature of 50 C and reading a value of 475 PPMW on the right scale For many applications a knowledge of the absolute moisture content of the liquid is not required Either the dew point of the liquid or its percent saturation is the o...

Страница 216: ...r analysis on several unknown test samples of different water content prepare a series of known test samples via the addition of water to a quantity of dry liquid In the latter case it is important to be sure that the solutions have reached equilibrium before proceeding with the dew point measurements Note Karl Fisher analysis is a method for measuring trace quantities of water by titrating the te...

Страница 217: ...or the dew point reading When a stable dew point reading indicates that equilibrium has been reached record the reading 5 Insert a syringe through the rubber septum and withdraw a fluid sample for Karl Fischer analysis Record the actual moisture content of the sample 6 Open the exhaust valve 7 Open the inlet valve and increase the moisture content of the sample by bubbling wet N2 through the liqui...

Страница 218: ...es at some minimum value 5 Turn off the N2 supply and close both valves 6 Weigh the apparatus including the liquid and calculate the sample weight by subtracting the step 1 weight from this weight 7 Insert a syringe through the rubber septum and add a known weight of H2O to the sample Continue stirring until the water is completely dissolved in the liquid 8 Record the dew point indicated by the hy...

Страница 219: ...mpirical calibration is required the M2 Sensor is recommended Since a background signal is caused by the conductivity of the liquid between the sensor lead wires use of the M2 Sensor which has the shortest lead wires will result in the best sensitivity 2 The calibration data supplied with GE Panametrics Moisture Probes is applicable to both liquid phase for those liquids in which a Henry s Law ana...

Страница 220: ...5 6 1 0 8 900 700 150 90 70 15 1 5 7 9 9 7 15 09 07 015 007 005 006 009 008 20 10 15 500 100 30 40 70 60 50 90 80 150 200 300 400 1000 800 700 600 900 1500 2000 25 35 250 350 HENRY S LAW CONSTANT K 0 7 0 8 0 9 1 0 1 5 2 0 2 5 3 0 3 5 4 0 5 0 6 0 7 0 8 0 9 0 10 0 15 20 25 30 35 40 50 60 70 80 90 100 150 200 250 30 35 40 45 50 55 60 25 20 15 10 5 0 TEMPERATURE T C 20 10 0 5 10 15 20 25 30 35 40 45 5...

Страница 221: ...re A 3 Moisture Content Test Apparatus Stainless Steel Tubing Soft Solder soft soldered to cover 3 4 26 THD Female soft soldered to cover Metal Cover with M2 Probe Rubber Septum Exhaust Glass Bottle Magnetic Stirrer Bar Teflon Washer Liquid Magnetic Stirrer ...

Страница 222: ...otographic film If one wishes to measure the absolute moisture content of the solid at any time during such a process then an empirical calibration is required 1 At a particular set of operating conditions i e flow rate temperature and pressure the hygrometer dew point reading can be calibrated against solids samples with known moisture contents 2 Assuming the operating conditions are relatively c...

Страница 223: ...isture content of the sample For best results the hydrocarbon liquid used above should be pre dried to a moisture content that is insignificant compared to the moisture content of the sample Note Since the addition of the solid may significantly change the saturation value for the solvent published values should not be used Instead an empirical calibration as discussed in the previous section shou...

Страница 224: ... dew point of the chamber into a water vapor pressure as discussed earlier in this appendix From the known volume of the chamber and the measured vapor pressure dew point of the water the number of moles of water in the chamber can be calculated and related to the percent by weight of water in the test sample Although this technique is somewhat tedious it can be used successfully An empirical cali...

Страница 225: ...Menu Maps B 1 August 2003 Appendix B Menu Maps Figure B 1 The Main Menu Menu Site Program Meter Logging Service See Figure B 2 B 3 Figure See B 4 Figure See See Figure B 5 See Figure B 6 ...

Страница 226: ...ager Save 1 View 2 Views 3 Views 4 Views Note Press F2 Cancel to cancel the entries and return to Menu Press F3 OK to confirm the entries and return to Menu F1 F2 F3 New Open Save Save as Name File Name Name Name File Refresh Delete Rename File Site Print Transfer Message About Sort Name Date Sort Name Date Transfer Refresh Delete ...

Страница 227: ...am Calibrate ID Probe Saturation Pressure Hygro MH FH Dew Point Zero FP Zero kPa Span FP Span kPa Temp C Cs Serial Number Calibrated On Cal Reminder System AutoCal Interval K X PPMv Response Norm Cer Def T System T Sensor Function User5 User6 User7 User8 Label Units Symbol Decimal Places 0 1 2 3 4 Equation User1 User2 User3 User4 User Functions ...

Страница 228: ... 5 6 Table ID Data Points Max Points Edit Tables Note Press F2 Cancel to cancel the entries and return to Menu Press F3 OK to confirm the entries and return to Menu Snapshot Date Format YYYY MM MM DD DD MM Date Separator Time Format 12 Hour 24 Hour Time Separator Decimal Comm Interface IrDA IR 232 Baud Rate 300 600 1200 2400 4800 9600 19 2K 38 4K 57 6K 115 2K Parity None Mark Space Even Odd Stop B...

Страница 229: ... All End All View All Name View Details Graph Spreadsheet Name Format Linear Circular Type Standard Error Start End Interval Measurement Name Format Linear Circular Type Standard Error Start End Interval Measurement New Log Note Press F2 Cancel to cancel the entries and return to Menu Press F3 OK to confirm the entries and return to Menu New Clone Log Rename Delete Delete All Refresh Transfer Sort...

Страница 230: ...rent Contents Drive Note Press F2 Cancel to cancel entries and return to Menu Press F3 OK to confirm entries and return to Menu Factory Defaults Flash Update Test Test Screen Test Keys References Hygro Pressure High Low MIS Probe Factory Use Only Factory Calibration Factory Use Only Watchdog Test Security Settings Enter Password Hygro Pressure Level Password ...

Страница 231: ... adapter which has been tested for compatibility with the PM880 Be sure to position the interface in a way that permits transmission between the interface and the infrared sensor on the PM880 shown in Figure 1 2 on page 1 3 Table C 1 below lists IrDA compatibility for various past and current Microsoft Windows operating systems IrCOMM is an infrared standard supported by Microsoft while OBEX is a ...

Страница 232: ...on of QuickBeam software from Extended Systems www extendedsystems com Desktop PCs and laptops without built in IR ports also require adding an IR dongle While laptops with a built in IR port normally do not require a dongle its addition might be necessary in some cases Windows Me 98SE 98 95 The Windows 98SE and Me operating systems include IR drivers However in most cases the IR port has not been...

Страница 233: ...Applications Gases A 13 Liquids A 27 Solids A 40 Arrow Keys 2 17 AutoCal Interval 3 16 Automatic Calibration Data 3 16 B Backlight Option 6 12 Backlight Timeout for 6 12 Bar Graph Display 5 4 Batteries Charge 2 10 Charging 2 10 Replacing 2 11 Battery Charger 6 4 Battery Option 6 4 ...

Страница 234: ...bration Data for Probes 3 6 Empirical A 34 Entering Data for Pressure 3 9 Entering Moisture Data 3 7 CER Computer Enhanced Response 3 17 Checks Power Up 2 12 Clearing Softkey 5 13 Communications Option 6 14 Configuring the display 5 1 Connections 2 1 Power 2 10 Contaminants A 7 Contrast Option 6 10 Contrast Adjusting 6 10 Corrosive Substances A 8 Customizing Softkeys 5 11 ...

Страница 235: ...een 2 15 Diagnostics Error Messages 9 2 Display Screen 2 15 Display Options 6 7 Display Screen Configuring 5 9 Displaying Data as Graph 5 4 Displaying Details 7 19 Drive Manager 5 14 E Electrical Connections 2 1 Electrical Connections 2 9 Electronics Connections 2 1 Error Messages 9 2 Specifications 10 2 Electronics Unit Installation Site 2 2 Empirical Calibrations A 34 English Units 6 3 ENT Key 2...

Страница 236: ...ion 8 13 8 16 Flow Rates Gases A 23 Liquids A 24 Monitoring Hints A 6 Format Option 5 2 G Gases Corrosive A 8 Flow Rates A 23 Graph Display 5 4 H Help 2 19 Hyperterminal for Software Update 8 15 I Initial Setup 2 1 Installation Moisture Probe Considerations 2 3 Probes into Sample System 2 8 Sample System 2 6 Site Selection 2 2 IR Communications Changing Parameters 6 14 Establishing with PM880 C 1 ...

Страница 237: ...5 August 2003 Index cont K K PPMv 3 17 Keypad Description 2 17 Key Description 2 17 Keys Description 2 17 ...

Страница 238: ...sting Logs by Date 7 24 by Name 7 24 Locale Option 6 7 Log 7 19 Copying a 7 10 Deleting a 7 11 Ending a 7 16 in Graph Form 7 20 7 21 7 22 in Spreadsheet Format 7 23 Printing 7 13 Renaming a 7 11 Restarting 7 16 Stopping a 7 16 Transferring to PC 7 14 Log Manager 7 3 Sort Menu 7 24 Log Menu in Log Manager 7 15 Log Creating a 7 5 Logging Menu Menu Map B 5 Logging Menu Entering 7 2 Logs Deleting All ...

Страница 239: ...ata 3 7 Moisture Image Series Probe 1 7 1 8 Description of 1 7 1 8 Moisture Probe Cleaning Procedure A 9 Contaminants A 7 Corrosive Substances A 8 Gas Flow Rates A 23 Liquid Flow Rates A 24 Materials of Construction A 12 Monitoring Hints A 1 Moisture Probes Considerations for Installation 2 3 Installing into the Sample System 2 8 M Series 1 5 1 6 1 7 Moisture Image Series Description 1 7 1 8 Sampl...

Страница 240: ...M880 Software Updating 8 12 PM880 Features of 1 1 Power Connections 2 10 Turn On and Off 2 12 Powering On Off 2 12 PPMv Calculating A 14 PPMw Calculating A 15 Pressure Entering Calibration Data 3 9 Monitoring Hints A 4 Pressure Transducers Cables 1 9 Pressure Transmitters Cables 1 9 Printing a Log 7 13 Probe ID 3 13 Probe Identification Data Entering 3 13 Probe Option 3 4 Probes Cables 1 9 Enterin...

Страница 241: ... Index cont R Reference Data Entering 8 9 Refreshing a Site 4 9 Relative Humidity Calculating A 15 Reports Option 8 3 8 4 Reports Printing 8 3 8 4 Response Time Moisture Probe A 5 Response Type 3 17 Return Policy iv ...

Страница 242: ... Deleting a 4 10 5 19 5 20 Printing a 4 13 Refreshing a 4 9 Renaming a 4 9 Saving a 4 7 Saving with Different Name 4 8 Transferring to PC 4 13 4 14 Site Manager 4 2 Sort Menu 4 18 Site Menu 4 1 Site Selection 2 2 Site Creating a New 4 4 Site Open a 4 6 Softkey Clearing a 5 13 Softkeys Customizing 5 11 Software version 5 22 Solids Applications A 40 Sort Menu in File Manager 5 20 in Log Manager 7 24...

Страница 243: ...sor 3 17 for Sampling System T System 3 17 Time Entering 6 5 Transfer Log 7 14 Troubleshooting Error Messages 9 2 Troubleshooting and Maintenance Contaminants A 7 Turning On Off 2 12 U Units Option 6 3 User Functions Option 3 18 User Functions Entering 3 18 User Table Option 6 17 User Tables Creating 6 17 V View All Sites Option 7 17 View Menu in Log Manager 7 18 View Option 5 4 W Warranty iii Wat...

Страница 244: ...t in accordance with all appropriate international national and local standard codes and practices and site regulations for intrinsically safe apparatus and in accordance with the instructions contained in the manual Access to the circuitry must not be made during operation Only trained competent personnel may install operate and maintain the equipment The product has been designed so that the pro...

Страница 245: ...ith the following standards EN 61326 1998 Class A Annex C Continuous Unmonitored Operation following the provisions of the 89 336 EEC EMC Directive The units listed above and any sensors and ancillary sample handling systems supplied with them do not bear CE marking for the Pressure Equipment Directive as they are supplied in accordance with Article 3 Section 3 sound engineering practices and code...

Страница 246: ...A Annex C Continuous Unmonitored Operation suivant les régles de la Directive de Compatibilité Electromagnétique 89 336 EEC Les matériels listés ci dessus ainsi que les capteurs et les systèmes d échantillonnages pouvant être livrés avec ne portent pas le marquage CE de la directive des équipements sous pression car ils sont fournis en accord avec la directive 97 23 EC des équipements sous pressio...

Страница 247: ...ende Normen erfüllen EN 61326 1998 Class A Annex C Continuous Unmonitored Operation gemäß den Europäischen Richtlinien EMV Richtlinie Nr 89 336 EWG Die oben aufgeführten Geräte und zugehörige mitgelieferte Sensoren und Handhabungssysteme tragen keine CE Kennzeichnung gemäß der Druckgeräte Richtlinie da sie in Übereinstimmung mit Artikel 3 Absatz 3 gute Ingenieurpraxis der Druckgeräte Richtlinie 97...

Страница 248: ... 90 E mail panametrics panametrics fr Germany Mess und Pruftechnik Robert Bosch Straße 20a 65719 Hofheim Germany Telephone 49 6122 8090 Fax 49 6122 8147 E mail panametrics t online de Italy Via Feltre 19 A 20132 Milano Italy Telephone 02 2642131 Fax 02 26414454 E mail info panametrics it Japan 2F Sumitomo Bldg 5 41 10 Koishikawa Bunkyo Ku Tokyo 112 0002 Japan Telephone 81 03 5802 8701 Fax 81 03 58...

Страница 249: ...Telephone 781 899 2719 Toll free 800 833 9438 Fax 781 894 8582 E Mail panametrics ps ge com Web www gepower com panametrics Ireland GE Panametrics Shannon Industrial Estate Shannon County Clare Ireland Telephone 353 61 470200 Fax 353 61 471359 E Mail info panametrics ie ...

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