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OPERATING MANUAL

Aalborg

®

 DPC 

Digital Mass Flow Controllers

Technical Data Sheet No.

 TD-DPC-0F 

Date of Issue:

 October 2020

Содержание DPC

Страница 1: ...OPERATING MANUAL Aalborg DPC Digital Mass Flow Controllers Technical Data Sheet No TD DPC 0F Date of Issue October 2020...

Страница 2: ...egistered trademark of Aalborg Instruments Controls NOTE Aalborg reserves the right to change designs and dimensions at its sole Discretion at any time without notice For certified dimensions please c...

Страница 3: ...ions 4 PRINCIPLE OF OPERATION 5 SPECIFICATIONS 5 1 CE Compliance 5 2 DPC Accessories 6 OPERATING INSTRUCTIONS 6 1 Preparation and Power Up 6 2 Swamping Condition 6 3 Instrument Process Information PI...

Страница 4: ...nostic Events Register 6 4 17 3 Sensors ADC Reading read only 6 4 17 4 Temperature Sensors Diagnostic read only 6 4 17 5 Analog Output PO Queue Diagnostic read only 6 4 17 6 Solenoid Valve Parameters...

Страница 5: ...AN will not be accepted Aalborg reserves the right to charge a fee to the customer for equipment returned under warranty claims if the instruments are tested to be free from warrantied defects Shippin...

Страница 6: ...2...

Страница 7: ...gas flow as indicated by the arrow on the front of the instrument Insert tubing into the compression fittings until the ends of the properly sized tubing sit flush against the shoulders of the fittin...

Страница 8: ...e installed upstream of the flow controller to bring pressure down to 50 PSIG 3 44 Bar CAUTION For Breeze DPC 04 14 series models the maximum common mode pressure in the instrument must not exceed 50...

Страница 9: ...e thread DPC14 17 37 1 4 NPT female thread DPC47 1 2 NPT female thread DPC57 and 3 4 NPT female thread DPC67 77 3 Electrical Connections DPC instrument is equipped with an 8 pin MiniDIN power analog r...

Страница 10: ...C power supply requirements for DPC04 07 14 17 37 47 controllers are 12 to 26 Vdc with maximum load current at least 350 mA unipolar power supply and maximum ripple below 150 mV P P The AC to DC power...

Страница 11: ...gnals represents 0 100 of the flow con troller s full scale range The user may select the desired input analog interface type using a local OLED Joystick interface or via digital communication interfa...

Страница 12: ...VDC or 4 20 mA output signal connection External load Plus pin 6 of the 8 pin Mini DIN connector External load Minus pin 4 of the 8 pin Mini DIN connector CAUTION When connecting the load to the outpu...

Страница 13: ...ee Section 5 Specifications Stop bit 1 Data bits 8 Parity None Flow Control None RS 232 Communication Interface Connection Crossover connection must be established HOST PC RS 232 RX Controller RS 232...

Страница 14: ...receiver circuit should follow the selection made for the transmitter circuit in order to eliminate echo RS 485 A line T or R pin2 on 3 pin Audio connector middle section or tip DPC RX WHITE wire RS...

Страница 15: ...cation Port RS 485 Termination menu selection By default the instrument is shipped from the factory with the RS 485 Termination mode set to Disabled 4 PRINCIPLE OF OPERATION The DPC flow controllers a...

Страница 16: ...programmable solid state relay SSR programmable 0 5 Vdc 0 10 Vdc or 4 20 mA analog inputs and outputs user programmable pulse output via SSR and self diagnostic alarms Optional local OLED readout with...

Страница 17: ...IG OPERATING TEMPERATURE 10 to 60 C 14 to 140 F MOUNTING ATTITUDE SENSITIVITY None RELATIVE GAS HUMIDITY RANGE 0 to 100 Non Condensing INGRESS PROTECTION IP40 LEAK INTEGRITY 1 x 10 9 sccs He max to th...

Страница 18: ...l best suited for a particular gas based on the fluid contacting wetted materials offered in the different models INLET AND OUTLET CONNECTIONS DPC04 07 10 32 female thread DPC14 17 37 1 8 NPT female t...

Страница 19: ...to 2 sL min 0 19 1 8 NPT Female TABLE II DPC FLOW RANGES FITTINGS MODEL NO FITTING CODE DESCRIPTION DPC 04 07 F1C5 10 32 Thread 1 8 Tubing Compression 316 ss DPC 04 07 F2C5 10 32 Thread 1 8 Tubing Co...

Страница 20: ...lded cable 8 pin Min DIN with stripped ends 3 feet long CBL 8MINIDIN 12 Shielded cable 8 pin Min DIN with stripped ends 12 feet long COMMUNICATION PORT ACCESSORIES USB RS232 USB to RS 232 converter US...

Страница 21: ...0 0 6328 9 0 60 053 DPC 47 80 0 9491 13 5 93 079 DPC 47 100 0 10546 15 0 103 421 DPC57 250 1758 2 5 17 237 DPC67 500 4851 6 9 47 57 DPC77 1000 10546 15 0 103 4 DPC BREEZE LOW PRESSURE DROP AIR DPC04 0...

Страница 22: ...equently the actual process information PI is displayed Figure 6 DPC first Banner Screen Figure 7 DPC Firmware and Communication Interface Informain Screen Fw A001 Tbl A001 COM RS232 Add 11 Baud Rate...

Страница 23: ...retrieved from the instrument s non volatile memory and set as active 6 2 Swamping Condition If a flow of more than 133 the nominal maximum flow rate of the Mass Flow Controller is taking place displ...

Страница 24: ...rmware wraps around and scrolls to the initial PI screen once again In the Static Mode moving the joystick Up pages through the PI screens in the forward di rection while moving the joystick DN pages...

Страница 25: ...erature Sensor Raw Counts Analog I O Interface Type PI Screen 7 Program Set Point Info Dynamic Set Point and Time Elapsed seconds Active Step Parameters SP and Time to approach PSP On Off Status use J...

Страница 26: ...nt to the Enter button To go back to upper menu level the user must press the Esc button All process configuration parameter settings are password protected In order to access or change them Program P...

Страница 27: ...s and are accepted by pressing the joystick equivalent of an ENT button 6 4 2 Submenu Change PP Password In order to get access to Change Program Protection PP Password menu Program Protection must be...

Страница 28: ...I Term Figure 15 General Settings and Valve Parameters Menu Selections Select Valve Parameters menu item and press ENT A subsequent screen Figure 15 will appear and the Valve Parameters menu items wil...

Страница 29: ...th these conditions the controller s PID loop will apply maximum power to the valve in order to reach the requested flow rate and valve may reach very high temperature DPC controller Valve Mode can be...

Страница 30: ...ed to contact factory technical support if DPC instrument exhibit any problem with stability response time or different PID parameters are required for your application 6 4 4 Controller PID Parameters...

Страница 31: ...to 3 minutes to complete During the Auto Tune process the software will display the current used for particular flow transient iteration PID settings and status of the process When completed the soft...

Страница 32: ...units of measure are listed in Table IX TABLE VI LIST OF SUPPORTED MASS FLOW UNITS OF MEASURE Number Mass Flow Rate Units Totalizer Volume Units Description STANDARD 1 FS s Percent of Full Scale 2 SuL...

Страница 33: ...per minute 30 NmL sec NmL Milliliter per second 31 NmL min NmL Milliliters per minute 32 NmL hr NmL Milliliter per hour 33 NL sec NL Liter per second 34 NL min NL Liter per minute 35 NL hr NL Liter p...

Страница 34: ...f3 Cubic feet per second 14 f3 min f3 Cubic feet per minute 15 f3 hr f3 Cubic feet per hour 16 f3 day f3 Cubic feet per day TABLE VIII LIST OF SUPPORTED ABSOLUTE PRESSURE UNITS OF MEASURE Number Pres...

Страница 35: ...ected Use the Engineering Units and K Factor menu to navigate to the User Defined Units menu option This option enables user defined configuration of any engineering unit required for process measurem...

Страница 36: ...s u t a t S l a n g i S i d n o C r e n o i t r o t c a F K t i n U D U e s a B e m i T t i n U D U y t i s n e D e s U t i n U D U e d o M m r a l A e r u s s e r P m r a l A e r u s s e r P w o L m...

Страница 37: ...detailed list of the gases for each group is provided in Tables X through XVIII beginning on the following page For example to select Nitrogen the user should navigate to Select Gas Standard Gases th...

Страница 38: ...erium 12 473107 0 16672796 1 0005847 13 H2 Hydrogen 8 8198202 0 083436355 1 0005991 14 N2O Nitrous Oxide 14 654788 1 8332083 0 99430109 15 CH4 Methane 10 949931 0 66562262 0 99816159 16 Ne Neon 30 847...

Страница 39: ...418 0 9960956 42 Bio 35M 35 CH4 65 CO2 13 992953 1 4225176 0 99629569 43 Bio 40M 40 CH4 60 CO2 13 856199 1 3641278 0 99648773 44 Bio 45M 45 CH4 55 CO2 13 709659 1 3057712 0 99667173 45 Bio 50M 50 CH4...

Страница 40: ...63 HeOx 50 50 O2 50 He 20 851246 0 7451824 1 0004169 64 HeOx 60 60 O2 40 He 20 714981 0 86118182 1 0002995 65 HeOx 80 80 O2 20 He 20 499515 1 0934087 0 99993193 66 HeOx 99 99 O2 1 He 20 338992 1 3144...

Страница 41: ...737274 0 25149803 1 0005186 78 NatG 1 93 CH4 3 C2H6 1 C3H8 2 N2 1 CO2 11 020257 0 71638178 0 9979886 79 NatG 2 95 CH4 3 C2H6 1 N2 1 CO2 11 006305 0 69973554 0 99804196 80 NatG 3 95 2CH4 2 5 C2H6 0 2...

Страница 42: ...mber Short Name Long Name Absolute Viscosity Pa s Density g l Compressibility 99 OCG 89 89 O2 7 N2 4 Ar 20 276364 1 3277141 0 99934333 100 OCG 93 93 O2 3 N2 4 Ar 20 373369 1 334345 0 99932581 101 OCG...

Страница 43: ...18 525065 1 7426245 0 99764493 121 C 75 75 CO2 25 Ar 16 611552 1 7870162 0 99639528 122 He 25 25 He 75 Ar 23 043143 1 2822075 1 0000347 123 He 50 50 He 50 Ar 23 466653 0 90972133 1 0004058 124 He 75...

Страница 44: ...to toggle the letter case Press the joystick equivalent of Ent to save the gas mixture name Figure 23 Add Gas Component and Ratio MyMix1 G 0 Tot 0 00 G1 0 00 G2 0 00 G3 0 00 G4 0 00 G5 0 00 Save Esc...

Страница 45: ...ing a ratio value in press the joystick equivalent of Enter The G1 component will appear at the bottom of the screen with a flashing cursor The user can now enter the desired ratio value for this gas...

Страница 46: ...ired for your application See Figure 27 for an example of a mixture of 4 components ready to be saved The total mixture must be 100 to be accepted An error message will appear if the user tries to sav...

Страница 47: ...OLED status LED or an SSR output The Flow Alarm has several attributes which may be configured by the user via OLED joystick interface or digital communication interface These attributes control the...

Страница 48: ...n the corresponding Process Information screen by alternating every second between units of measure and the alert Lo meaning low flow c High Flow Alarm Numerical entry The limit of the required High F...

Страница 49: ...itions activated the instrument control valve will be de energized Closed 6 4 11 Submenu Gas Pressure Alarm The DPC provides the user with a flexible Alarm system that monitors the Fluid Pressure for...

Страница 50: ...m event see Section 6 4 15 6 the SSR output will be activated when the pressure reading is more than the High Pressure Alarm value The High Pressure Alarm condition is also indicated on the correspond...

Страница 51: ...temperature reading is equal to or higher or lower than corresponding values of High and Low Temperature Alarm levels Alarm action can be assigned with preset Delay Interval 0 3600 seconds to activat...

Страница 52: ...s that the Temperature reading value may remain above the High limit or below the Low limit before an Alarm condition is activated Valid settings are in the range of 0 to 3600 seconds The default valu...

Страница 53: ...d engineering units If the Totalizer Event action is not required at a preset total volume feature set the Totalizer Event value to zero which is the default setting b Totalizer Flow Start Numerical e...

Страница 54: ...talizer Auto Reset Delay Numerical entry This option may be desirable when the Totalizer Auto Reset feature is enabled and a predefined delay is required before a new batch cycle starts Valid settings...

Страница 55: ...decrease the number of digits after the decimal point for Totalizer readings from 0 to 5 For example if the Flow Reading has precision of 3 digits after the decimal point setting the Totalizer DP Pre...

Страница 56: ...lve Parameters For information related to Valve Parameters see Section 6 4 3 Instrument Set Point and Valve Control on page 25 6 4 15 2 STP NPT Conditions This menu selection allows the user to set de...

Страница 57: ...D Process Information screens can be configured to be static manual control or dynamic automatic sequencing In the static mode pressing the joystick UP allows the user to page through the PI screens i...

Страница 58: ...will appear or disappear on the right side of the corresponding screen line The asterisk signifies that the screen is enabled In order to disable the screen the corresponding asterisk must be removed...

Страница 59: ...only applicable for Low Brightness Screensaver mode In Vertical Scrolling mode the normal operational brightness level will be activated If OLED display is not used in the user application e g the ins...

Страница 60: ...y with its baud rate set to 9600 NOTE The baud rate set on the DPC controller should always match the baud rate of the host PC and or PLC that it is connected to c RS 485 Bus Address Numerical entry T...

Страница 61: ...232 mode Doing so will cause damage to the instrument or improper operation of the communication interface The factory default setting is Disabled 6 4 15 5 Submenu Modbus Interface optional If the DP...

Страница 62: ...ey all should have the same baud rate settings as the Master c Modbus Communication Parity Tabular entry This parameter can be set to either None Odd or Even By default the Parity parameter is set to...

Страница 63: ...rm condition Range between H L R Range between High and Low Flow Alarm conditions Low P Alarm L Low Pressure Alarm condition High P Alarm H High Pressure Alarm condition P Range H L R Range between Hi...

Страница 64: ...ircuitry or result in erroneous readings CAUTION The 4 20 mA current loop output is self powered sourcing non isolated type Do NOT connect an external voltage source to the output signals See Section...

Страница 65: ...e process is done the firmware will prompt the user with a confirmation message c Analog Output Test This menu selection must be used only for troubleshooting purposes as requested by your customer su...

Страница 66: ...rding to firmware prompts and confirm it by pressing Ent joystick button If you need to abort calibration press the Esc button When the calibration is complete the firmware will display new offset and...

Страница 67: ...R alternating every second 2 6 High Flow Alarm and Totalizer 2 Event RED AMBER alternating every 2 seconds 2 7 Low Flow Alarm and Totalizer 1 Event GREEN AMBER alternating every second 2 8 Low Flow Al...

Страница 68: ...e following selections are available Enabled or Disabled The default entry is Disabled Program Set Point Mode selections can be set with the joystick UP and DN commands and are accepted by pressing jo...

Страница 69: ...ask settings in device non volatile memory d Program Set Point Steps Settings Numerical Entry By using PSP Steps Settings menu selection the user can assign required set point and time values for each...

Страница 70: ...rogram Run Status parameter can be toggled On or Off by pressing the Joystick LEFT button while PI screen 7 is active If Program Run Status parameter is set to Off the program execution will pause and...

Страница 71: ...tion menu selection then select Start Auto Zero Now On a DPC controller with optional OLED the following screen will appear Figure 37 Start Sensor Auto Zero To start Auto Zero select the YES option an...

Страница 72: ...a high accuracy high resolution absolute pressure sensor which was calibrated at the factory and does not require additional calibration De pending on actual installation conditions however during op...

Страница 73: ...nst Ports Are Open to Atmosphere Figure 41 Entering Ambient Pressure from Reference Standard Enter ambient pressure reading according to the reference standard Once this is done press the joystick ENT...

Страница 74: ...Power On Event power on delay 0 D 6 4 17 1 Alarm Events Register The following alarm events are supported There are actually three separate registers The Status Alarm Event Register which holds each a...

Страница 75: ...from the status screen it will be indicated as long as the actual event is taking place b Mask Alarm Event Register Tabular entry Using the Mask Alarm Event Register settings the user can individuall...

Страница 76: ...able mask the latch feature for each event The event latch is enabled if an asterisk appears in the brackets to the right of the event name If the event is not latched indicated by no asterisk it may...

Страница 77: ...ure 46 Resetting Alarm Events Register Once the YES option is selected the Event Register will be reset and the following confirmation screen will appear Figure 47 Alarm Event Register Reset Confirmat...

Страница 78: ...C Counts Invalid E 16 Fatal Error F 6 4 17 2 Diagnostic Events Register The following alarm events are supported There are actually three separate registers The Status Diagnostic Event Register which...

Страница 79: ...tic Event Register Tabular entry Using the Mask Diagnostic Event Register settings the user can individually enable unmask or disable mask each event The event is enabled if an asterisk appears in the...

Страница 80: ...the display it may appear and disappear from the status screen It will be indicated as long as the actual even takes place By default the controller is shipped from the factory with the latch feature...

Страница 81: ...ding read only This menu selection provides raw or average filtered values of the ADC counts for analog input circuitry troubleshooting in the different parts of the instrument read only A typical dis...

Страница 82: ...r more details about ADC troubleshooting 6 4 17 5 Analog Output and PO Queue Diagnostic read only This menu selection provides information about the controller s Analog Output settings and DAC counts...

Страница 83: ...rent 2 5Vdc reference voltage value as well as different parameters of the Temperature Pressure Compensation Algorithm which may be useful for controller troubleshooting read only A typical Reference...

Страница 84: ...DPC models in both analog and digital operation mode Pressing a switch briefly 6 sec will not cause unwanted actions but will provide the cur rently selected mode for this instrument s communication...

Страница 85: ...s time will switch the user push button to Totalizers Reset Mode or Communication Interface Mode Change The user can start push button entry during the next 14 seconds and then can select which Totali...

Страница 86: ...nd that instruments be returned to Aalborg for repair service and calibration see Section 1 3 CAUTION TO PROTECT SERVICING PERSONNEL IT IS MANDATORY THAT ANY INSTRUMENT BEING RETURNED FOR SERVICE HAS...

Страница 87: ...program or a dumb terminal All values are sent as print ASCII characters For the RS 485 interface the start character is always The command string is terminated with the equivalent of a carriage retu...

Страница 88: ...ress to two or more devices on the same RS 485 bus If two or more devices with the same address are connected to one RS 485 network a communication collision on the bus will result leading to communic...

Страница 89: ...units Process Information PI Read Process Information PI parameters Mass Flow Rate MEU Volumetric Flow Rate VEU Totalizer 1 value MEU Totalizer 2 value MEU Gas Temperature TEU Gas Pressure PEU Flow Al...

Страница 90: ...LARM_LOW 0x0040 7 PRES_ALARM_RANGE 0x0080 8 TEMP_ALARM_HIGH 0x0100 9 TEMP_ALARM_LOW 0x0200 A TEMP_ALARM_RANGE 0x0400 B PULSE_OUT_QUEUE 0x0800 C PASSWORD_EVENT 0x1000 D POWER_ON_EVENT 0x2000 5 AE NO AR...

Страница 91: ...G OUT ALARM 0x0080 8 SER COMM FAILURE 0x0100 9 MB COMM FAILURE 0x0200 A EEPROM FAILURE 0x0400 B AUTOZERO FAILURE 0x0800 C AP TARE FAILURE 0x1000 D DP PRESSURE INVALID 0x2000 E AP PRESSURE INVALID 0x40...

Страница 92: ...as Pressure reading in current PEU 8 GP NO ARGUMENT read only P Value Actual gas pressure in current pressure engineering units Example 14 66 Gas Read Select Active Gas Indexes NOTE Instrument confi g...

Страница 93: ...asure Totalizer 1 mode D Disabled E Enabled Totalizer 2 mode D Disabled E Enabled Analog Output Mode 0 0 5 Vdc 1 0 10 Vdc 2 4 20 mA ModBus H V status 0 1 0 Installed 1 Not Installed 10 DI NO ARGUMENT...

Страница 94: ...Alarm 11 FA C set Mass Flow Alarm High and Low limits parameters Value high limit F S 0 1 110 0 F S Value low limit F S 0 0 109 9 F S FAC 40 10 20 50 A Flow Alarm action delay in sec Value 0 3600 FAA...

Страница 95: ...ction Delay sec L Latch mode 0 1 P Power Up delay sec 12 TA C set Temp Alarm High and Low limits parameters Value high limit Kelvin 253 16 K 343 15 K Value low limit Kelvin 253 15 K 343 14 K TAC 333 2...

Страница 96: ...ion Delay sec L Latch mode 0 1 P Power Up delay sec 13 PA C set Press Alarm High and Low limits parameters Value high limit PSIA 0 1 100 00 PSIA Value low limit PSIA 0 0 90 99 PSIA PAC 60 00 10 00 A P...

Страница 97: ...ssure alarm PR Range between High Low pressure alarms TL Low temperature alarm TH High temperature alarm TR Range between High Low temperature alarms T1 Tot 1 reading limit T2 Tot 2 reading limit PO P...

Страница 98: ...eset Lock parameter value set to 1 15 T 1 Totalizer 1 2 Totalizer 2 Z Reset to zero T1Z or T2Z C Start fl ow and Event Condition value start totalizer at fl ow FS 0 0 100 0 value Limit volume in curre...

Страница 99: ...OM Value Example AOM 0 Value 0 2 Set new Analog Output mode settings AOM Value Example AOM 1 S No Argument Returns Current Analog Output alarm status AOS N Analog Input Sets Reads Instrument Analog In...

Страница 100: ...in 10 liters per second If Unit Pulse is set to 10 liters per pulse the output will pulse once every second F 1 Hz Pulse active time in ms has to be at least twice less than pulse period 1 F In this e...

Страница 101: ...rate and totalizer reading Note The units of the totalizer output are mass fl ow units and not per unit time For users defi ned units k Factor value represents conversion value to L min Time base arg...

Страница 102: ...NL day Nm3 min U Nm3 min Nm3 hr U Nm3 hr Nm3 day U Nm3 day Nf3 sec U Nf3 sec Nf3 min U Nf3 min Nf3 hr U Nf3 hr Nf3 day U Nf3 day USER user defi ned No Argument Set previously defi ned USER unit U USE...

Страница 103: ...ory set normal conditions 32 00 F and 14 6959 PSIA Hours since last time unit was calibrated NOTE Has to be reset to zero each time power is removed after calibration Power up pilot timer will be set...

Страница 104: ...Compensated signal conditioning NILES A0 and A1 parameters do not change factory default setting unless instructed by tech support a0_valve 0 01 0 99 a1_value 0 01 0 99 Example SCA 0 20 0 80 No Argum...

Страница 105: ...n Saver Brightness Level 1 128 new value 1 128 LC value Example LC 6 No Argument LC value Example LC 6 B OLED operational Brightness Level 1 255 new value 1 255 LB value Example LB 127 No Argument LB...

Страница 106: ...F Auto Zero Failed D Auto Zero is Done Success WARNING make sure instr is open to atmosphere and absolutely no fl ow through the instr during AP Sensor tare procedure New AP Value must be taken from r...

Страница 107: ...atm PU atm g cm2A PU g cm2A kg cmA PU kg cmA inHgA PU nHgA mmHgA PU mmHgA cmH2OA PU cmH2OA inH2OA PU inH2OA TorrA PU TorrA FS PU FS No Argument Return Current settings PU PSIA Temperature Units of Mea...

Страница 108: ...ng to your hardware to keep best performance Do not change these parameters Consult factory technical support for more info 29 V M Set Valve Mode Parameter Value C Closed A Auto O Opened VM value Exam...

Страница 109: ...PC instrument Valve PID parameters were adjusted on the factory according to your order and they allow to handle most applications Do not change PID parameters unless instructed by factory technical s...

Страница 110: ...nt Ret Current settings PSM value Example PSM D L Read Change Device PSP Loop Mode New Value E or D PSL value Example PSL D No Argument Ret Current settings PSL value Example PSL D P Read Change Devic...

Страница 111: ...cal Setpoint parameter is saved in the instrument s EEPROM memory To prevent EEPROM burning avoid writing Saved Local Setpoint parameters more often than one time per minute 33 LS S Local Set Point Sa...

Страница 112: ...ument Checks how many Gas Mixtures currently saved in the EEPROM 0 20 CM number of mixtures Example CM 3 D Delete last highest index Gas Mixture in the GM table CMD index Example CMD 202 Gas Mixture I...

Страница 113: ...ue MBS 2 A ModBus slave device Address 1 247 Factory default address 11 No Argument Return Current settings MBA Adress Value Example MBA 11 AddressValue MBA 11 D Diagnostic of Modbus state machine com...

Страница 114: ...0x0008 4 TOTAL2_HIT_LIMIT 0x0010 5 PRES_ALARM_HIGH 0x0020 6 PRES_ALARM_LOW 0x0040 7 PRES_ALARM_RANGE 0x0080 8 TEMP_ALARM_HIGH 0x0100 9 TEMP_ALARM_LOW 0x0200 A TEMP_ALARM_RANGE 0x0400 B PULSE_OUT_QUEU...

Страница 115: ...ment is not functioning properly please check first for these common conditions Are all cables connected correctly Are there any leaks in the installation Is the power supply correctly selected accord...

Страница 116: ...ake sure the load resistance is more than 3000 4 OLED Display reading does correspond to the correct flow range but 0 5Vdc output signal does not change always the same reading or around zero Output 0...

Страница 117: ...eading and another meter connected in series is more than combined accuracy for both instruments 1 Instruments may be configured to measure different Gas Make sure there is enough differential pressur...

Страница 118: ...on 5 Specification for instrument pressure limits 12 The Digital RS 232 or RS 485 i communication interface is not responding on commands from Host PC The communication interface wiring is not correct...

Страница 119: ...truments will provide technical assistance over the phone to qualified repair personnel Please call our Technical Assistance at 1 845 770 3000 Be sure to have your instrument s Serial Number and Model...

Страница 120: ...116 APPENDIX I COMPONENT DIAGRAM Top Component Side...

Страница 121: ...117 Bottom Component Side...

Страница 122: ...mm 4 40 111 8 mm 0 35 8 9 mm 1 8 NPT DPC 04 14 and DPC07 17 DPC 37 and DPC 47 1 05 26 7 mm 0 27 6 7 mm 1 85 46 9 mm 0 13 3 2 mm 0 80 20 3 mm 6 32 UNC 2B x 0 22 2 holes D both sides C 0 53 13 3 mm B A...

Страница 123: ...m 1 25 31 8 mm 0 58 14 6 mm 2 50 63 5 mm 1 50 38 1 mm 0 18 4 4 mm 0 38 9 5 mm 8 x 8 32 UNC 2B 0 300 7 28 184 8 mm 2 25 57 2 mm 1 13 28 6 mm 1 13 28 6 mm 5 80 147 3 mm 0 75 19 1 mm 2 50 63 5 mm 1 25 31...

Страница 124: ...of the equipment and its limitations are per mitted to control and operate the equipment covered by this warranty Anything to the contrary will automatically void the liability of Aalborg and the pro...

Страница 125: ...program or a dumb terminal All values are sent as print ASCII characters For the RS 485 interface the start character is always The command string is terminated with the equivalent of a carriage retu...

Страница 126: ...14 PP Password Change Confirmation Screen 24 15 General Settings and Valve Parameters Menus 24 16 Set Point Source Menu Selections 24 17 Changing Local Set Point value 25 18 Valve Mode Menu Selection...

Страница 127: ...46 Resetting Alarm Events Register 73 47 Alarm Event Register Reset Confirmation 73 48 Diagnostic Events Status Register no active events 75 49 Diagnostic Events Status Register two active events 75...

Страница 128: ...ature Units of Measure 31 X Standard Pure Non Corrosive Gases 34 XI Bioreactor Gases 35 XII Breathing Gases 36 XIII Chromatography Gases 36 XIV Fuel Gases 37 XV Laser Gases 38 XVI O2 Concentrator Gase...

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