Aalborg DPC Operating Manual Download Page 128

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123

Table #

Title

Page

8-Pin Designations and Notes

List of Supported Mass Flow Units of Measure

VII

List of Supported Volumetric Units of Measure

VIII

List of Supported Absolute Pressure Units of Measure

List of Supported Temperature Units of Measure

Standard Pure Non-Corrosive Gases

O2 Concentrator Gases

Alarm Events Register

Diagnostic Events Register

XXI

LED Indications using the Multi-Function Push-Button During
Normal Running Mode

XXII

Aalborg DPC ASCII Software Interface Commands

XXIII

Troubleshooting Guide

112

APPENDIX V: INDEX OF TABLES

Summary of Contents for DPC

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 6: ...2...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 121: ...117 Bottom Component Side...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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