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Chapter 6 ______________________________ Serial Line Communication With PTB330 Barometer

VAISALA_______________________________________________________________________ 67

Formatting commands

FORM

Sets the measurement message format for SEND command
and for RUN mode

UNIT

Shows or sets unit for a quantity. If several quantities offer the
same unit, these will also be changed to the given unit.

User port serial settings

SERI

[baud p d s]

User port serial communication settings, default: 19200 N 8 1.

SMODE

[STOP/RUN/POLL/

]

Shows or sets the serial interface mode.

ECHO

[

/OFF]

Shows or sets the serial interface echoing.

Calibration and adjustment commands

LCP1
LCP2
LCP3

Performs a linear correction for the barometer module.

MPCP1
MPCP2
MPCP3

Performs a multipoint correction for the barometer module.

CDATE

Shows or sets the calibration date.

CTEXT

Shows or sets the calibration info text.

Other commands

Outputs information on the device.

ERRS

Shows all unacknowledged errors (and clears them).

HELP

Shows a list of all available commands.

RESET

Resets the barometer.

VERS

Displays the product name and software version number.

NOTE

The calibration and adjustment commands

LCP

and

MPCP

are

available in adjustment mode only. Press the adjustment button before
inputting these commands. For more information, see

Calibration and

Adjustment of PTB330 on page 45

Содержание PTB330TS

Страница 1: ...USER S GUIDE Vaisala Barometric Pressure Transfer Standard PTB330TS M210983EN A...

Страница 2: ...t prior written permission of the copyright holder The contents are subject to change without prior notice Please observe that this manual does not create any legally binding obligations for Vaisala t...

Страница 3: ...ecycling 12 Trademarks 12 License Agreement 12 Warranty 13 CHAPTER 2 PRODUCT OVERVIEW 15 Introduction to PTB330TS 15 Basic Features and Options 18 Pressure Measurement 19 Pressure Measurement Principl...

Страница 4: ...of PTB330 45 Opening and Closing the Adjustment Mode 46 1 Point Adjustment LCP1 47 Multipoint Adjustment MPCP1 48 Entering Adjustment Information 50 Calibration and Adjustment of HMP155 50 Calibrating...

Страница 5: ...______________________________________________ 3 Formatting Measurement Output 71 FORM 71 UNIT 73 User Port Serial Settings 74 SERI 74 SMODE 75 ECHO 76 Other Commands 77 77 ERRS 77 RESET 78 VERS 78 CH...

Страница 6: ...________________________________________________________________________________ 4 _______________________________________________________________________________...

Страница 7: ...ng the Clip for AA Batteries 30 Figure 11 Pressure Input Connectors 31 Figure 12 Ready for Pressure Measurement 33 Figure 13 PTB330 and HMP155 Connected 35 Figure 14 Graphic History 36 Figure 15 Recor...

Страница 8: ...________________________________________________________________________________ 6 _______________________________________________________________________________...

Страница 9: ...Optional HMP155 16 Table 5 Menu Structure of the MI70 Indicator 28 Table 6 Maximum Recording Times 37 Table 7 Adjustment and Calibration Commands for Module P1 46 Table 8 Troubleshooting Chart 56 Tab...

Страница 10: ...________________________________________________________________________________ 8 _______________________________________________________________________________...

Страница 11: ...er PTB330 Contents of This Manual This manual consists of the following chapters Chapter 1 General Information This chapter provides general notes for the manual and the PTB330TS Chapter 2 Product Ove...

Страница 12: ...ulas used by the products You can download the manuals from www vaisala com General Safety Considerations Throughout the manual important safety considerations are highlighted as follows Table 1 Manua...

Страница 13: ...or latent damage to electronic circuits Vaisala products are adequately protected against ESD for their intended use However it is possible to damage the product by delivering electrostatic discharges...

Страница 14: ...ROHS Directive 2002 95 EC Recycling Trademarks HUMICAP and BAROCAP are registered trademarks of Vaisala Microsoft Windows Windows 2000 Windows XP Windows Server 2003 and Windows Vista are are registe...

Страница 15: ...part shall should Vaisala so require be sent to the works of Vaisala or to such other place as Vaisala may indicate in writing freight and insurance prepaid and properly packed and labelled unless Vai...

Страница 16: ...User s Guide ______________________________________________________________________ 14 ___________________________________________________________________M210983EN A...

Страница 17: ...an be used as a transfer standard Optional HMP155 probe is available for accurate humidity and temperature measurement The PTB330TS is suitable for reference measurements in industrial and meteorologi...

Страница 18: ...or 3 P1 P2 and P3 Temperature of barometer module 1 or 2 or 3 TP1 TP2 and TP3 Pressure trend and tendency P3h Pressure difference P1 P2 deltaP12 Pressure difference P1 P3 deltaP13 Pressure difference...

Страница 19: ...17 0910 031 Figure 1 The PTB330TS with Case Open where 1 HMP155 humidity and temperature probe option 2 PTB330 barometer in tabletop case with room for CDs under the case 3 Shoulder strap and documen...

Страница 20: ...lculated output quantities QFE and QNH available handheld MI70 indicator with a user friendly multilingual display service port for MI70 Link Interface Software or PC weatherproof transport case Avail...

Страница 21: ...tabletop casing The barometer does not come with its own display and keypad instead it is designed to be operated using the handheld MI70 indicator The MI70 indicator also provides the operation power...

Страница 22: ...ure dependence and a very good long term stability The ruggedness of the BAROCAP sensor is outstanding and the sensor is resistant to mechanical and thermal shocks The measurement principle of the PTB...

Страница 23: ...or is used as the display and the MI70 indicator also provides the operation power for the probe The PTB330 and HMP155 can be connected to the MI70 indicator simultaneously The HMP155 version that is...

Страница 24: ...nd when the temperature of the sensor has decreased the probe returns to normal mode The entire cycle takes about eight minutes For the duration of the purge the output from the HMP155 is locked to th...

Страница 25: ...m interior The inside of the case should be clean and dry If water has entered the case due to operation in the field let it dry before closing The transport case has an air pressure release valve bel...

Страница 26: ...se can be used to lock the case with a padlock not supplied 0902 009 Figure 6 Transport Case With Shoulder Strap Basic Use of the MI70 Indicator The MI70 indicator is used as the display and keypad in...

Страница 27: ...NOTE The MI70 indicator is also used in other Vaisala products such as the Vaisala HUMICAP Hand Held Humidity and Temperature Meter HM70 Because of this the MI70 indicator has some software features...

Страница 28: ...on page 26 1 Shortcut buttons press to activate the function shown above the button 2 Arrow buttons for navigating the menus and zooming the view when in graph mode To open the main menu while in bas...

Страница 29: ...MI70 port I or II that is connected to the instrument that measures the quantity 2 Battery indicator showing full battery 3 Alarm indicator shown when the alarm function is enabled 4 Indicator for ser...

Страница 30: ...calibration function for compatible transmitters Recording Viewing Record data Start and stop data recording View recorded data View recorded files Memory status Show memory usage Clear data memory C...

Страница 31: ...s is a typical recharging time The recommended first charging time is 6 hours When the battery symbol animation stops the battery is fully recharged Disconnect the recharger If the indicator will not...

Страница 32: ...mprinted on the bottom of the battery compartment 4 Close the back cover and power on the MI70 indicator to check that the clip and batteries are installed properly Pressure Input Connectors The PTB33...

Страница 33: ...nu 3 Select User Interface 4 Set the interface options as desired Use the arrow up and down buttons to move the selection and the shortcut buttons to change the setting Language Changes the language o...

Страница 34: ...ffect the pressure measurement 2 If the quantities or units that appear on the MI70 indicator are not the ones you want to measure change them from the Display menu a Open the menu by pressing an arro...

Страница 35: ...in the desired measurement location Make sure the probe sits securely and will not fall when operating the MI70 indicator The probe should be out of direct sunlight and not near any heat sources If yo...

Страница 36: ...e After completing your selection press EXIT to return to the basic display You may be prompted to check the environment settings upon exiting select YES if you want to check the settings or NO to ex...

Страница 37: ...ata on page 36 To open the graphic history press the Graphic shortcut button when the MI70 indicator is in the basic display You can also open the graphical display using the Graphic history menu item...

Страница 38: ...it from the memory status view 3 Select Record data 4 Check the currently selected recording Interval and press Set to adjust it The MI70 indicator will record the values of the currently selected qua...

Страница 39: ...ower is off If the indicator is switched off during recording a progress bar is shown on the display every 10 seconds all the time if a charger is connected This bar shows the amount of recorded data...

Страница 40: ...iles remain in memory even if the indicator is turned off Viewing and Deleting Recorded Files To view the recorded files and data points 1 Open the Recording Viewing menu You can get to this menu dire...

Страница 41: ...ght The alarm can only be set for one quantity at a time Set the alarm as follows 1 Open the Functions menu 2 Select Alarm 3 Select the measured Quantity for the alarm Only quantities that are current...

Страница 42: ...lows you to monitor the readings directly with a PC real time window function The MI70 Link program and the connection cables are available from Vaisala See list of accessories in section Options and...

Страница 43: ...ttery Pack The battery pack of your MI70 indicator can be replaced if necessary New battery packs can be ordered from Vaisala see Options and Accessories on page 85 Change the battery pack as follows...

Страница 44: ...se replace the back plate and tighten the screw 6 Charge the battery pack before use Refer to section Charging on page 29 Changing the HMP155 Probe Filter New filters for the HMP155 probe can be order...

Страница 45: ...____________________________ Maintenance VAISALA_______________________________________________________________________ 43 0802 159 Figure 19 HMP155 Sensor and Filter Structure where 1 Filter 2 O ring...

Страница 46: ...t within the accuracy specifications When defining the calibration interval the long term specifications and the requirements of the customer must be taken into consideration Contact Vaisala Service C...

Страница 47: ...ee the procedure above If you are going to perform a multipoint adjustment disable also the linear adjustments If you are going to do only a linear adjustment leave the multipoint adjustments untouche...

Страница 48: ...the motherboard See the position of the adjustment button in Figure 21 on page 47 1 Open the barometer cover 2 Press the ADJ button The adjustment mode is now available The red indicator LED is on 3...

Страница 49: ...he command LCP1 to activate or deactivate the linear adjustment function to enter new linear offset and offset gain pressure corrections to the transmitter to edit existing linear offset and offset ga...

Страница 50: ...es installed the commands LCP1 LCP2 and LCP3 will be available First deactivate the previous corrections by using the LCP1 OFF command LCP1 x y z Example lcp1 1 Reading 980 2 1 Reference 980 0 2 Readi...

Страница 51: ...g the MPCP1 OFF command Precalibration of the transmitter then gives the required corrections When entering new multipoint corrections always start at the low pressure end and then go up the pressure...

Страница 52: ...date in format YYYY MM DD cdate 2006 06 12 Calibration date 2006 06 12 Calibration and Adjustment of HMP155 The procedures below provide a simple way to check and adjust the HMP155 using the MI70 indi...

Страница 53: ...nvironmental settings pressure compensation if prompted 2 Start the chemical purge from the Functions menu if available After the chemical purge is complete allow sufficient time for the probe to reac...

Страница 54: ...he additional temperature probe it is not necessary to place it into the reference environment The HMP155 turns off the additional temperature probe during RH adjustment and uses internal temperature...

Страница 55: ...are calibrating and adjusting T insert the HMP155 probe in the environment If you are calibrating and adjusting Ta insert the additional temperature probe in the environment and ignore the main HMP155...

Страница 56: ...User s Guide ______________________________________________________________________ 54 ___________________________________________________________________M210983EN A...

Страница 57: ...h are connected at the same time the MI70 port number will indicate which instrument has produced the event If there is a problem with the PTB330 barometer it will also blink the green LED on the cove...

Страница 58: ...nts after 15 or 30 minutes of no user input You can turn off this feature from the Settings User interface menu if you want to The battery of the MI70 has run out There have probably been several Batt...

Страница 59: ...he pressure input connector The allowed pressure difference may be set too low Connect to the service port of the barometer and use the DPMAX command to check the value A barometer module may require...

Страница 60: ...ation on the problem 3 On the Problem Report please explain What failed what worked did not work Where did it fail location and environment When did it fail date immediately after a while periodically...

Страница 61: ...aa Finland or to the Vaisala Service Center in your region see contact information below Vaisala Service Centers Vaisala Service Centers perform calibrations and adjustments as well as repair and spar...

Страница 62: ...User s Guide ______________________________________________________________________ 60 ___________________________________________________________________M210983EN A...

Страница 63: ...fixed serial settings and starts in the STOP mode after a power up The barometer cover must be opened to access the service port NOTE This chapter provides the necessary instructions for connecting to...

Страница 64: ...interface cable optional accessory order code 219685 between a USB port on your PC and the service port connector on the motherboard See Figure 25 on page 63 for the location of the service port If t...

Страница 65: ...03 and Windows Vista 1 Check that the USB cable is not connected Disconnect the cable if you have already connected it 2 Insert the media that came with the cable or download the driver from www vaisa...

Страница 66: ...on the table casing The serial line communication settings are also preconfigured for the MI70 indicator see table below SMODE is the startup operating mode for the serial line In PTB330TS the defaul...

Страница 67: ...into use when the transmitter is reset or powered up For example SMODE STOP SERI 9600 E 7 1 Connect to the M12 connector using a serial cable with the proper wiring The wiring of the M12 connector is...

Страница 68: ...interval for RUN mode R Changes the serial mode to RUN and starts outputting measurement results according to the FORM string with interval defined by INTV S Changes the serial mode to STOP and stops...

Страница 69: ...hows or sets the serial interface echoing Calibration and adjustment commands LCP1 LCP2 LCP3 Performs a linear correction for the barometer module MPCP1 MPCP2 MPCP3 Performs a multipoint correction fo...

Страница 70: ...outputting interval for the RUN mode INTV xxx yyy Examples intv Output interval 1 s intv 10 s Output interval 10 s R Enter the R command to start the continuous output of measurements This command st...

Страница 71: ...command all other commands can be used You can also press the Esc key on your keyboard or reset the transmitter to stop the outputting SEND Use the SEND command to output the reading once in STOP mode...

Страница 72: ...e the DPMAX command to show or set the maximum pressure difference allowed between barometer modules The command is only available if more than one barometer module has been installed DPMAX x Example...

Страница 73: ...e hhcp HCP height 0 0 m HQFE The HQFE command displays or sets altitude for QFE corrected pressure The valid range of QFE height is 30 30 m Example hqfe QFE height 0 0 m HQNH The HQNH command displays...

Страница 74: ...e presented in Table 12 on page 72 Example form pressure P U r n pressure P U r n Command FORM will return the default output format The default output format depends on the device configuration form...

Страница 75: ...Example unit Pa P Pa P3h Pa P1 Pa P2 Pa DP12 Pa HCP Pa QFE Pa QNH Pa Table 13 Output Quantities and Units Quantity Output Quantity Available Output Units Pressure measures average pressure from P1 P2...

Страница 76: ...h Pa P1 Pa P2 Pa DP12 Pa HCP Pa QFE Pa QNH Pa Use the UNIT command to list the available measurement units for the quantities User Port Serial Settings SERI Use the serial line command SERI b p d s to...

Страница 77: ...ivate the new communication settings set with the SERI command The settings can be changed one parameter at a time or all parameters at once seri 0 Baud P D S 9600 N 8 1 seri o Baud P D S 9600 O 8 1 S...

Страница 78: ...nsmitter outputs the measurement message only as a response to the SEND command All commands available RUN Automatic outputs measurement messages automatically after power up Only command S POLL Trans...

Страница 79: ...barometer is in POLL mode Example PTB330 1 04 Serial number D5050002 Batch number D4120001 Output format P R N Adjust date 2008 12 12 Adjust info Vaisala HEL Date 2000 01 01 Time 00 00 24 Start mode T...

Страница 80: ...__________________________________________M210983EN A RESET Use the RESET command to reset the barometer After the reset the user port switches to start up output mode selected with command SMODE Exam...

Страница 81: ...___________________________________ 79 CHAPTER 7 TECHNICAL DATA This chapter provides the technical data of the PTB330TS These specifications apply when MI70 PTB330 and HMP155 are used together in the...

Страница 82: ...ype IEC LR6 Operation time using rechargeable battery pack Continuous use with PTB330 11 h typical at 20 C 68 F Datalogging use up to 30 days Menu languages English Chinese French Spanish German Russi...

Страница 83: ...14 104 F 0 15 hPa Long term stability 0 10 hPa year Settling time at power up one sensor 4 s Response time one sensor 2 s Acceleration sensitivity negligible Defined as 2 standard deviation limits of...

Страница 84: ...inty 20 C 68 F 0 6 RH 0 40 RH 1 0 RH 40 97 RH Humidity sensor HUMICAP180R HUMICAP180RC Response time at 20 C in still air with a sintered PTFE filter 63 20 s 90 60 s Defined as 2 standard deviation li...

Страница 85: ...tputs Available Parameters Pressure parameters P P3h HCP QFE QNH Humidity and temperature parameters RH T Tdf Td x Tw MI70 probe ports 2 MI70 data interface RS 232 accessible only with MI70 Link softw...

Страница 86: ...connector with shutoff valve for 1 8 hose HMP155 Housing material PC Housing classification IP66 Additional T probe cable length 2 m Cable material PUR Sensor protection Sintered PTFE MI70 Measurement...

Страница 87: ...for PTB330 224068SP Tabletop casing for PTB330 224064SP MI70 USB cable for MI70 incl MI70 Link software 219687 MI70 Link software MI70LINK MI70 connection cable to HMT330 MMT330 DMT340 HMT100 PTB330 2...

Страница 88: ...User s Guide ______________________________________________________________________ 86 ___________________________________________________________________M210983EN A...

Страница 89: ...www vaisala com M210983EN...

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