User Manual DPC
Contents
1. 1 PARITY BITS Default value N gt Drivers You can get the current interface drivers Windows Linux Mac OS on Homepage URL http www ftdichip com Download URL http www ftdichip com Drivers VCP htm FTDI Homepage gt Drivers gt VCPDrivers e Installation guide http www ftdichip com Documents InstallGuides htm FTDI Homepage gt Documents gt Installati on Guides gt Interface commands All interface commands are preceded by a colon and the carriage return CR complete Command and parameters must be separated by a space By appending a question mark at the respective command can otherwise be read to changing parameters Receptions commands are acknowledged with OK and missing or incorrect commands with ERROR You can get the interfaceprotocol directly from info fsm elektronik de anfordern www fsm ag2. gt LEAK This button performs a LEAK test of the connected pressure devices gt ZERO Button for manual zeroing of the integrated sensor gt UP In CTRL mode you can set the absolute or percentage values In MENU mode to go into the various submenus gt DOWN In CTRL mode you can set the absolute or percentage values In MENU mode to go into the various submenus gt OK In CTRL mode you can change between the absolute and percentage value with the OK button In MENU mode the button serves to confirm each setting Start the AUTO mode with the OK button gt In CTRL mode you can use the button to change the value from O to 100 In submenu for setting the decimal gt The display you can always check the battery status and the energy see below DPC civics pressure cotmrater O lt i A um Qn Y 110 Q me Vv www fsm ag Press the MENU button and than press the UP DOWN until you are on the desired sub menu With OK you go into the appropriate sub menu The following items in the submenu are available gt RANGE Setting of the measurement range 100 value gt UNIT Selection of the pressure unit Pa hPa kPa mbar bar Torr mmHG inHG psi mmH20 inH20 gt STEPS Setting of the step size in percent gt MODE Selection of the operating mode CTRL control Calibration of pressure sensors and pressure switches MESS measure Measurement of differential and absolute pressure AUTO automat
3. gt User Manual Pressure Calibrator Type DPC Eua FSM FSM AG Scheffelstrape 49 D 79199 Kirchzarten Phone 49 7661 9855 O Fax 49 7661 9855 900 info fsm ag www fsm ag Notes gt To avoid damage please read carefully before using gt The maximum allowable pressure shall not be exceeded DPC 1 DPC 10 DPC 100 fivefold overload DPC 1000 twofold overload gt The calibrator is able to overstep and fall below the target pressure about 10 gt The calibrator may be opened only by or in consultation with FSM Elektronik Operating Modes The device has four different modes of operation Operating mode Application Function CTRL control Calibration of sensors and other devices Precswre i6 Dulit Up Eme ane Mes eas TENGE pressure may be percentage or absolute Measurement of differential and relative The calibrator analyzes the pressures that MESS measure i pressure are connected to the deivces Pumps builds up the pressure based on the AUTO automatic Stored pressure profiles are running stored pressure profiles MENU Customer specific adaption to the respecti Setup Function for different operating ve application modes Operation gt 1 0 Button to switch on and off the device gt MENU This button will take you to the setup menu There you can adjust the settings for each mode of operation When you use the CTRL mode the calibrator according to the setup menu to leave the VENT mode
4. ain to stop the mode 2 MESS measure Use the MEASURE mode to measure absolute or differential pressure The internal pump isn t active The pressure is mea sured by the internal sensor gt Connection Connect differential pressure devices to the and port Connect absolute pressure devices to the port gt Setting e Push the MENU button Confirm MODE with OK and push UP DOWN till MESS is displayed Confirm with OK Submenu RANGE and STEPS aren t relevant in the MESS mode e Push the UP DOWN buttons to get to the submenu UNIT Choose the relevant unit and confirm with the OK button Push the MENU button to quit Submenu SETTUNGS Push the UP DOWN button to get to the item SETTINGS and confirm with OK Choose the item ZERO in the submenu and confirm with OK Via the item AUTO ZERO you can de activate or activate the auto zero function gt Use By leaving the MENU the internal sensor goes to zero The calibrator starts to measure the connected pressure Right above Pressure unit Upin the middle Maximal pressure e Left above Mode e Middle Actual pressure In the MESS mode you can always make a manual zero with the ZERO button gt Attention If the permissible maximum pressure 125 is exceeded the internal sensor is sealed off by solenoid valves The display shows ERROR With the OK button you can unlock and release the calibrator www fsm ag 3 AUTO Store specific profiles
5. e top the target pressure is displayed On the buttom of the display the per cent value is shown When leaving the menu this value is 0 Switch between target pressure and per cent value with the OK button The percentage value can be changed with the UP DOWN in the fixed step sizes and using the 0 100 The target pressure can only be changed with the UP DOWN With 0 100 to the appropriate place the target pressure be jumped gt Example Target pressure By pressing the OK button you can switch between the percentage and target pressure value Press the OK button until the value top center display outlined in bold Press the 0 or 100 button to jump to the selected location Choose the required value with the UP and DOWN button Push the OK button to exit target pressure The marker moves to the percentage value middle of the display www fsm ag When the calibratos displays a stable value the data can be recorded e Nominal value Right below e Unit Right above e Actual value On the display of the connected device e Reference value Middle of the display You can make a manual auto zero of the internal sensor in the CTRL mode Connected devices can be leak tested Manual auto zero Push the ZERO button the internal sensor is get to zero e Leak test Push the LEAK button to switch off the pressure cell The pressure is held Control the value via the display of the calibrator Push the LEAK button ag
6. ic Deposit the pressure profiles gt LANGUAGE Select language gt SETTINGS see below Submenu SETTINGS ZEROING On and off the automatic zeroing function exit the operating men Time frequency of the automati cal zeroing RS232 USB Select interface DISPLAY Brightness setting AUTO Setting of the range unit and steps in which the range is divided STEPS UP STEPS DOWN Various values can be assigned INFO Informations about the calibrator Operating Modes And Operation 1 CTRL control The CTRL mode is used for calibration of pressure sensors switches and other pressure equipment The pressure pump is active and regulate the corresponding target pressure The internal sensor displays the actual value on the LCD gt Connection Pressure devices have to be connected to the and port of the calibrator Absolute pressure devices have to be connected to the port gt Setting Press the MENU button Confirm MODE with OK and press UP DOWN until CTRL is shown on the display Confirm with OK button Set the upper limit of the range in the submenu RANGE UP DOWN and 0 100 confirm with OK Set of the unit in the submenu UNIT UP DOWN confirm with OK Set the step sequence in per cent in the submenu STEPS UP DOWN and 0 100 and confirm with OK MENU button to exit the submenu gt Use The unit is located at exit from the menu in VENT mode ie the sensor of the calibrator is vented On the middle of th
7. in the AUTO mode Use the AUTO mode to calibrate different pressure devices with idential values The defined profile can be repeated a several times gt Connection Connect differential pressure devices to the and port Connect absolute pressure devices to the port gt Settings e Push the button MENU Confirm MODUS with OK and push UP DOWN till AUTO is displayed Confirm with OK The submenus RANGE UNIT and STEPS aren t relevant in AUTO mode e Push the buttons UP DOWN till SETTINGS is displayed and confirm with OK Submenu ZERO isn t relevant in this mode e Push the buttons UP Down till AUTO MODUS is displayed and confirm with OK RANGE Relevant pressure range UNIT Pressure unit see settings STEPS The pressure range is divided into sections Further settings of AUTO mode can be set in the submenu CONFIGURATION e Cycles Set the number of cycles that have to be realized in the AUTO mode T Start Wait for vent of the internal sensor Stop Wait after reaching the maximum pressure T Pause Wait between two cycles AUTO ZERO Automatic zeroing at the end of every clycle Exit of the submenu by pushing the button MENU gt Use After exit of the MENU the calibrator is on wait status All informations about AUTO mode are shown on the display Right above Pressure unit e Inthe middle Phase 1 Sensor is venting Pressure 0 Left in the middle First of ten cycles Do
8. pressure is reached and the value is stable push the LEAK button The internal pump will be switched off and pressure is held gt Use Left above Actual mode In the middle above Target pressure e Right above Unit Downin the middle Difference between actual and target pressure in per cent Right down Difference between actual and target pressure absolute Left down Time www fsm ag Interfaces You have the option of using the PC for monitoring and controlling the calibrator via the interfaces RS232 and USB In control measurement and automatic mode a cyclical issue of the current device status can be switched on and off Ausga beintervall ist dabei 1 Sekunde gt USB The PC can access through the USB interface on the calibrator Virtual Com Port The control via USB is not different from the control via RS232 gt RS232 For the connection of RxD TxD and GND are required The PC will be connected via a gstraight interface cable 1 1 male a female gt Settings Push the UP DOWN button till SETTINGS is shown on the display and confirm with OK Then push UP DOWN till RS232 USB is displayed The following settings can be made e AKTIV If a interface is required choose of the indiviual interface USB RS232 und BAUD Choose of the correct Baudrate 1200 2400 4800 9600 14400 19200 28800 38400 56000 57600 DATA BITS Default value 8 STOP BITS Default value
9. wnin the middle Actual target pressure in per cent In the middle above Target pressure Pressure OK button to start the AUTO mode Start po 4 v A t t t 1 2 46 7i 910i 9 10 9 10 9110 13 15 16 15 16115 16 18 A A Next Cycle Cycles finished The figure shows the flow chart of the AUTO mode There you can get detailed informations about the cycles and the function www fsm ag Phase Function 1 Wait Start with OK button 2 Wait can be configurated in the MENU 4 Duration of zeroing the internal sensor 7 Duration at point of zero 9 Time of the adjustment till the next step 10 Stop time is Wait target pressure 15 Time of the adjustment till the next step 16 Duration at point of zero 18 Stop can be configurated in the MENU Between the phases 10 and 16 the data if a stable value is displayed of the calibrator can be evaulated and recorded Exit of AUTO mode with the MENU button VENT is shown left above in the display 4 LEAK leakage Inthe CTRL mode you it is possible to check connected pressure device for leaks gt Connection Pressure devices have to be connected to the and port of the calibrator Absolute pressure devices have to be connected to the port gt Settings To check pressure devices for leaks you have to work in the CTRL mode e Enter the desired pressure with the buttons UP DOWN or the buttons 0 100 e As soon as the required
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