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ELECTRICAL CONNECTIONS

DPMisequippedwithan 8 pin-MiniDINpower,analog/relayoutput,
communication interface connector.

Table I

explains the pin designations. See

Figure 1

for a Pin Diagram

TABLE I: 8-PIN DESIGNATIONS AND NOTES

PIN

FUNCTION

NOTE

Solid State SPST Relay NO
(normally open) contact #1

Do not exceed SSR maximum voltage 48
AC peak/DC and maximum load current 400
mA.

Solid State SPST Relay NO
(normally open) contact #2

RS-232 RX / RS-485 (–)
Communication Interface input

Also accessible via Audio jack connector
(see Figures 2 & 25)

Analog (0-5Vdc,0-10Vdc,4-20
mA) Output reference (-)

Common (return) for pin 6 (0-5Vdc or
0-10 Vdc or 4-20 mA)

RS-232 TX / RS-485(+)
Communication Interface input

Also accessible via Audio jack connector
(see Figures 2 & 25).

Analog (0-5Vdc, 0-10Vdc or
4-20 mA) Output (+)

Output. Do

not

apply external voltage

or any current source. Be sure to observe
recommended load impedance.

Power supply, positive (+)

Power input 9 – 26 Vdc.

Powersupply,common (-)
RS-232 SignalGround

Power input and RS-232 communication
common.

CAUTION:

4-20 mA analog output requires at least 12 Vdc power.

FIGURE 1: DPM 8-PIN Mini-DIN CONNECTOR CONFIGURATION

Содержание DPM Series

Страница 1: ...Technical Data Sheet No TD DPM 520 Date of Issue May 2020 OPERATING MANUAL Aalborg DPM Intelligent Digital Mass Flow Meters...

Страница 2: ...s a registered trademark of Aalborg Instruments Controls NOTE Aalborgreservestherighttochangedesignsanddimensionsatitssole discretion at any time without notice For certified dimensions please contact...

Страница 3: ...Preparation and Power Up 1 6 2 Swamping Condition 1 6 3 Meter Process Information PI Screens 1 6 4 Local User Interface Menu Structure 6 4 1 Parameter Entry 2 6 4 2 Submenu Change PP Password 2 6 4 3...

Страница 4: ...Reading read only 6 6 4 15 4 Temperature Sensors Diagnostic read only 6 6 4 15 5 Analog Output PO Queue Diagnostic read only 6 4 15 6 Reference Voltage DSP Calculation Diagnostic 6 5 Multi Functional...

Страница 5: ...the right to charge a fee to the customer for equipment returned under warranty claims if the instruments are found when examined and tested to be free of warrantied defects Shipping charges are born...

Страница 6: ...ftheproperlysizedtubing sit flush against the shoulders of the fittings Compressionfittings are to betightened 1 turns accordingtothe manufacturer sinstructions Avoid overtightening which may seriousl...

Страница 7: ...CAUTION To avoid obstructions and contamination in the sensor tube and the narrow flow channels in the laminar flow element the user should install the instrument in process lines that have clean gas...

Страница 8: ...face input Also accessible via Audio jack connector see Figures 2 25 4 Analog 0 5Vdc 0 10Vdc 4 20 mA Output reference Common return forpin 6 0 5Vdcor 0 10Vdcor 4 20mA 5 RS 232 TX RS 485 Communication...

Страница 9: ...atterns are standardized There are however some connectors with nonconforming patterns so the numbering sequence on your mating connector may or may not coincide with that shown in our pin configurati...

Страница 10: ...isolated sourcing type Do not connect an external voltage source for example current loop powered systems to the output signals CAUTION When connecting the load to the output terminals always check ac...

Страница 11: ...Ring of the 3 pin stereo jack connector TX HOST PC RS 232 TX Meter RS 232 RX pin 3 on the host PC DB9 connector pin 2 Tip of the 3 pin stereo jack connector RX HOST PC RS 232 SIGNAL GND Meter Digital...

Страница 12: ...o eliminate echo RS 485 A line T or R pin 2 on 3 pin Audio connector middle section or tip DPM RX WHITE wire RS 485 B line T or R pin 3 on 3 pins Audio connector the ring section DPM TX RED wire RS 48...

Страница 13: ...ed between the RS 485 and terminals close 6 feet to this device NOTE The DPM instrument offers an integrated switchable 120 Wermination resistor between the RS 485 and pins On instruments with a local...

Страница 14: ...tick interface or remotely via the RS 232 RS 485 interface or optional Modbus RTU interface DPM flow meters support various functions including two programmable flow totalizers low high or range flow...

Страница 15: ...0 5 3000 min load impedance Linear 0 10 5000 min load impedance Linear 4 20mA 550 maximum loop resistance Maximum noise 10mV peak to peak for 0 5 0 10 output TRANSDUCERINPUTPOWER 9to 26 Vdc 150 mV ma...

Страница 16: ...OCESS CONNECTION 10 32 Female Thread 101 sl min to 250 sl min 251 sl min 500 sl min STANDARD PRESSURE DROP AIR DPM BREEZETM LOW PRESSURE DROP AIR DPM77 501 sL min to 1000 sL min 3 4 NPT Female DPM04 D...

Страница 17: ...Modular Coupler MOD27T RJ45 Line Terminator 100 0 25 W JMOD4S 1 RJ45 Splitter fully shielded 5xRJ45 1 input 4 outputs TRD815BL 2 Category 5E Patch Twisted Pair Cable RJ45 RJ45 Blue 2 0 feet TRD815BL...

Страница 18: ...ns will be displayed on the first line communication interface type and hexadecimaladdressvalueonthesecond line CommunicationPort baud rateonthethirdline andModbushardwarestatusand decimal addressvalu...

Страница 19: ...Sml min Figure 6 DPM Initial Process Information Absolute Pressing Reading Current Mass Flow Rate Reading Totalizer 1 Reading Temperature Reading Current Unit of Measure for Mass Flow Totalizer 1 Unit...

Страница 20: ...erent process information combinations FIGURE 7 JOYSTICK In the Static Mode moving the joystick Up pages through the PI screens in the forward direction while moving the joystick DN pages through the...

Страница 21: ...up event Relay assignment Pulse Output Status Diagnostic Events Status Register PI Screen 6 Instrument Diagnostic DPSensorTemperatureRawCounts AP Sensor Raw Counts DP Sensor reading mBar Temperature S...

Страница 22: ...ered up the Program Protection is enabled automatically By default the device is shipped from the factory with the Program Protection PP password set to Zero PP Disabled If the PP password is set to Z...

Страница 23: ...get access to Change Program Protection PP Password menu Program Protection must be disabled If PP password is set to Zero Disabled entering PP Password is not required and PP can be disabled from Pr...

Страница 24: ...e Units of Measure Menu to navigate to Measuring Units settings for Mass Flow Volumetric Flow Pressure and Temperature readings This option allows configuration of the flow meter with the desired unit...

Страница 25: ...er second 18 gr min gr Grams per minute 19 gr hr gr Grams per hour 20 gr day gr Grams per day 21 kg min kg Kilograms per minute 22 kg hr kg Kilograms per hour 23 kg day kg Kilograms per day 24 lb min...

Страница 26: ...Cubic feet per hour 16 f3 day f3 Cubic feet per day TABLE VIII LIST OF SUPPORTED ABSOLUTE PRESSURE UNITS OF MEASURE Number Pressure Units Name Short Name Description 1 PSIA psiA Pound per square inch...

Страница 27: ...ction x UD Unit volume K Factor defined in Liters UD Unit time base defined in Seconds x UD Unit use density units with or without density support Before using the User Defined Unit be sure the proper...

Страница 28: ...ot 2 Flow Start Tot 2 Action Vol Tot 2 PowerOn Delay Tot 2 Auto Reset Tot 2 AutoRels Delay Reset Totalizer 2 Tot 2 DP Precision PulseOutput Mode Pulse Flow Start Unit Pulse Pulse Active Time STP NTP U...

Страница 29: ...lected gases The 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 S...

Страница 30: ...utane 7 4018705 2 4755419 0 97234976 11 C3H8 Propane 8 0415054 1 857567 0 98310908 12 D2 Deuterium 12 473107 0 16672796 1 0005847 13 H2 Hydrogen 8 8198202 0 083436355 1 0005991 14 N2O Nitrous Oxide 14...

Страница 31: ...079 1 5394019 0 99588751 41 Bio 30M 30 CH4 70 CO2 14 120874 1 4809418 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 4...

Страница 32: ...02 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 31...

Страница 33: ...6 SynG 3 70 H2 4 CO 25 CO2 1 CH4 14 725047 0 5672004 0 99990018 77 SynG 4 83 H2 14 CO 3 CH4 13 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 N...

Страница 34: ...s Nu um mb be er Sh ho or rt t Na am me Lo on ng Na am me Abs so ol lu ut te e Vi is sc co os si it ty y P Pa a s s De en ns si it ty y g l Compressibility 99 OCG 89 89 O2 7 N2 4 Ar 20 276364 1 327714...

Страница 35: ...1 0005554 125 He 90 90 He 10 Ar 21 816616 0 31445794 1 0005487 126 A1025 90 He 7 5 Ar 2 5 CO2 21 314678 0 31866435 1 0005383 127 Star29 Stargon CS 90 Ar 8 CO2 2 O2 21 730903 1 6627585 0 99911456 6 4 7...

Страница 36: ...on CO2 CarbonDioxide N2 Nitrogen O2 Oxygen He Helium CO Carbon Monoxide En nt te er r M Mi ix xt tu ur re N Na am me e _ M_ yM _ _ i _ x 1 _ _ Us se eIto C Ch ha an ng ge e C Ca as se e Pr re es ss s...

Страница 37: ...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 as shown second screen in Figure 20 Figure 20 G1 Component w...

Страница 38: ...2 Figure 22 Mixture Saved Confirmation Message As directed in the above screen press any button on the joystick to move to the next screen Now that the mixture has been saved it will appear in the Use...

Страница 39: ...via the 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 attrributes con...

Страница 40: ...nits of measure and the alert Lo meaning Low c High Flow Alarm Numerical entry The limit of the required High Flow Alarm value can be entered in increments of 0 1 from 0 to 110 FS Full Scale If a High...

Страница 41: ...ressure for conditions that fall outside configurable limits and provides visual feedback for the user via the OLED status LED or an SSR output The Pressure Alarm has several attributes which may be c...

Страница 42: ...re reading is more than the High Pressure Alarm value The High Pressure Alarm condition is also indicated on the corresponding Process Information Screen by alternating every second between units of m...

Страница 43: ...y actions to be taken when the temperature reading rate is outside the specified conditions Temperature Alarm conditions become true when the current temperature reading is equal to or higher or lower...

Страница 44: ...tings are in the range of 0 to 3600 seconds The default valus is 0 no delay e e Te em mp pe er ra at tu ur re e A Al la ar rm P Po ow we er O On n D De el la ay N Nu um me er ri ic ca al l e en nt tr...

Страница 45: ...areacceptedbypressingthe joystick equivalent of an ENTbutton b TotalizerFlowStart Numericalentry ThisoptionallowsthestartoftheTotalizeratapresetflowrate TheTotalizerwillnot totalize untiltheprocessflo...

Страница 46: ...forbatchprocessing whenapredefined volumeof fluidmustberepeatedlydispensedintotheprocess Twoselectionsare available EnabledorDisabled The default entry is Disabled Totalizer Auto Reset selections can...

Страница 47: ...rameter to 2 will result in Totalizer reading precision of 1 digit after the decimal point Fewer digits after the decimal point allow for more digits in front of it 7RWDOL HU UHDGLQJ ILHOG KDV GLJLWV...

Страница 48: ...ti in ng gs s 6 4 4 1 13 3 1 S ST TP N NT TP C Co on nd di it ti io on ns s Th hi is m me en nu u s se el le ec ct ti io on a al ll lo ows the u us se er r to s se et d de es si ir re ed s st ta an nd...

Страница 49: ...will be displayed 6 4 4 1 13 3 2 D Di is sp pl la ay a an nd P Pr ro oc ce es ss I In nf fo or rm ma at ti io on P PI I S Sc cr re ee en ns The local OLED Process Information screens can be configured...

Страница 50: ...led it will be skipped By default the instrument is shipped from the factory with all PI screens enabled as indicated in Figure 27 PI Screen Config Screen 1 Sc cr re ee en 2 2 Sc cr re ee en 3 3 Sc cr...

Страница 51: ...nterfacewaslast used or if neither wasused fromthe powerup event to the moment the Screensaver is activated Each time theuser activates thelocal Esc button or the joystick interface the OLED brightnes...

Страница 52: ...The following settings are available for Communication Settings see Figure 1 a a U UART Tr ra an ns sc ce ei iv ve er M Mo od de Ta ab bu ul la ar e en nt try y The DPM instrument is equipped with a...

Страница 53: ...the hexadecimal representation can be changed from 01 to FF NOTE The baud rate set on the DPM meter should always match the baud rate of the host PC and or PLC that it is connected to NOTE Before cha...

Страница 54: ...rface for AALBORG digital mass flow instruments for a detailed description of supported Modbus functions and registers The following parameters are available for Modbus Settings see Figure 1 a a D De...

Страница 55: ...e Relay outputs is provided to actuate user supplied equipment It is programmable via digital interface or local OLED joystick interface such that the relay can be made to switch when a specified even...

Страница 56: ...PXP ORDG LPSHGDQFH x 4 P VRXUFLQJ W SH PD LPXP FXUUHQW ORRS UHVLVWDQFH b b A An na al lo og g O Ou ut tp pu ut t C Ca al li ib br ra at ti io on The DPM analog output calibration involves calculation...

Страница 57: ...button to save the new calibration variables to the EEPROM or to press the Esc button to abort calibration and exit without saving any changes When the process is done the firmware will prompt the use...

Страница 58: ...to 35 seconds 1 4 Power Up Sensor Warm Up interval 1 to 3 seconds Constant AMBER This can be interrupted only by User PB entry or Fatal Error 2 Monitoring Flow Alarm and Flow Totalizer events default...

Страница 59: ...g gs s 6 4 4 1 14 S Se en ns so or r Z Ze er ro o C Ca al li ib br ra at ti io on The DPM includes an auto zero function that when activated automatically adjusts the differential pressure sensors to...

Страница 60: ...S Ab bs so ol lu ut te el ly N No o F Fl lo ow w DO Y YO OU WA AN NT STA AR RT A AU UT TO OZ ZE ER RO O Figure 28 Start Sensor Auto Zero To start Auto Zero select the YES option and push the joystick...

Страница 61: ...equipped with a high accuracy high resolution absolute pressure sensor which was calibrated at the factory and does not require additional calibration Depending on actual installation conditions howe...

Страница 62: ...the joystick ENT button The instrument will perform an AP sensor tare process If it is successful the screen will prompt the user with a confirmation message 6 4 4 1 15 S Su ub bm me en nu A Al la ar...

Страница 63: ...ts A 12 Pulse Output Queue overflow B 13 Password Event attempt to change password C 14 Power On Event power on delay 0 D There are actually three separate registers x The Status Alarm Event Register...

Страница 64: ...ister it may appear and disappear from the status screen it will be indicated as long as the actual event is taking place b b M Ma as sk k A Al la ar rm E Ev ve en nt R Re eg gi is st te er r T Ta ab...

Страница 65: ...er can individually enable unmask or disable mask the latch feature for each event The event is enabled if an asterisk appears in the brackets to the right of the event name If the event is not latche...

Страница 66: ...and the following confirmation screen will appear Figure 38 Alarm Event Register Reset Confirmation Screen Event Reg Has been reset Press any Key NOTE Any Alarm Events that may have occurred Event 0...

Страница 67: ...Error A 12 Auto Zero Failure Flag B 13 AP Tare Failure Flag C 14 DP ADC Counts Invalid D 15 AP ADC Counts Invalid E 16 Fatal Error F There are actually three separate registers x The Status Diagnostic...

Страница 68: ...aking place b b M Ma as sk k D Di ia ag gn no os st ti ic c E Ev ve en nt R Re eg gi is st te er r T Ta ab bu ul la ar e en nt try y Using the Mask Diagnostic Event Register settings the user can indi...

Страница 69: ...eter is shipped from the factory with the latch feature disabled for all events A typical display with Latch Diagnostic Event Register selection is shown in Figure 42 I Figure 42 Diagnostic Events Lat...

Страница 70: ...h ho oo ot ti in ng i in t th he d di if ff fe er re en nt p pa ar rt ts o of t th he i in ns st tr ru um me en nt r re ea ad o on nl ly y A t ty yp pi ic ca al di is sp pl la ay y w wi it th h A AD D...

Страница 71: ...ation about the meter s Analog Output settings and DAC counts as well as Pulse Output PO Queue register value which may be useful for Analog Output and PO circuitry troubleshooting read only A typical...

Страница 72: ...ion The DPM provides the user with a micro push button switch accessible via a small hole on the right side of the instrument see Figure 49 which can be used to select start some important actions for...

Страница 73: ...71 See Table XXI on the following page for explanations FIGURE 49 DPM INTERFACE CONNECTORS AND MULTI FUNCTION PUSH BUTTON ACCESS HOLE...

Страница 74: ...2 RS 232 RS 485 RS 485 Disabled 18 24 seconds Releasing the switch during this time will switch the user push button to Totalizers Reset Mode or Communication Interface Mode Change The user can start...

Страница 75: ...ny disassembly of the meter for clearning we recommend inspecting the flow paths by looking into the inlet and outlet ends of the meter for any debris that may be clogging the flow through the instrum...

Страница 76: ...the RS 485 interface the start character is always The command string is terminated with the equivalent of a carriage return line feeds are automatically stripped out by the DPM See Section 3 3 for i...

Страница 77: ...al address can be used to change RS 485 address for a particular device without local display and joystick interface with unknown address 1 Make sure only one device whose address must be changed is c...

Страница 78: ...ame RS 485 address 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 leadi...

Страница 79: ...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 Alarm St...

Страница 80: ...ARM_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 ARG...

Страница 81: ...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 0x4000...

Страница 82: ...as Pressure reading in current PEU 8 GP NO ARGUMENT read only P Value Actual gas pres sure in current pressure engineering units Example 14 66 Gas Read Select Active Gas Indexes NOTE Instrument con gu...

Страница 83: ...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 Read...

Страница 84: ...elay sec L Latch mode 0 1 P Power Up delay sec 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 Al...

Страница 85: ...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 86: ...n Delay sec L Latch mode 0 1 P Power Up delay sec 13 PA C set PresV 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 Pre...

Страница 87: ...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 Pulse O...

Страница 88: ...ay be restored from backup location Totalizers cannot be reset if Reset Lock parameter value set to 1 15 T 1 Totalizer 1 2 Totalizer 2 Z Reset to zero T1Z or T2Z C Start ow and Event Condition value s...

Страница 89: ...alog Output mode Settings 0 0 5 Vdc 1 0 10 Vdc 2 4 20 mA Device Analog Output alarm status N No Alarm normal operation Y Alarm is On abnormal conditions are detected 16 AO M No Argument Returns Curren...

Страница 90: ...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 exa...

Страница 91: ...ow rate and totalizer reading Note The units of the totalizer output are mass ow units and not per unit time For user de ned units k Factor value represents conver sion value to L min Time base argume...

Страница 92: ...y U 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 de ned No Argument Set previously de ned USER unit U USER...

Страница 93: ...actory set Normal conditions 32 00 F and 14 6959 PSIA Hours since last time unit was calibrated NOTE has to be reset to zero after calibration Power Up pilot timer will be set to zero each time power...

Страница 94: ...A AP Sensor Compensated signal conditioning NLES A0 and A1 parameters do not change factory default settings unless instructed by tech support a0_value 0 01 0 99 a1_value 0 01 0 99 Example SCA 0 20 0...

Страница 95: ...Bright ness 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 value...

Страница 96: ...e AZ Status N Auto Zero Not Started I Auto Zero In Process F Auto Zero Failed D Auto Zero is Done Success WARNING make sure meter is open to atmosphere and absolutely no ow through the meter during AP...

Страница 97: ...ll scale range 25 PU psiA PU PSIA barA PU barA mbarA PU mbarA hPaA PU hPaA kPaA PU kPaA MPaA PU MPaA atm PU atm g cm2A PU g cm2A kg cmA PU kg cmA inHgA PU nHgA mmHgA PU mmHgA cmH2OA PU cmH2OA inH2OA P...

Страница 98: ...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 commu...

Страница 99: ...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_QUEUE...

Страница 100: ...differential across the instrument sufficient Also check the Troubleshooting Guide provided in Section 10 2 10 0 2 Tr ro ou ub bl le es sh ho oo ot ti in ng g G Gu ui id de TABLE XXIII TROUBLESHOOTIN...

Страница 101: ...Shut off the flow of gas into the DPM ensure gas source is disconnected and no seepage or leak occurs into the meter from either port Wait for 1 min with no flow condition and perform Auto Zero calibr...

Страница 102: ...tory for repair 11 Flow reading is unstable or jumps up and down 1 The DPM instrument response time is less than 20 ms which makes meter react on quick flow variations normally associated with diaphra...

Страница 103: ...nc ce e Aalborg Instruments 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 meter s Serial N...

Страница 104: ...AP PP PE END DI IX I CO OM MP PO ON NE EN NT T D DI IA AG GR RA AM TO OP P C CO OM MP PO ON NE EN NT S SI ID DE E...

Страница 105: ...BO OT TT TO OM C CO OM MP PO ON NE EN NT S SI ID DE E...

Страница 106: ...AP PP PEN ND DI IX X I II I DI IM ME EN NS SI IO ON NA AL L D DR RAW WI IN NG GS...

Страница 107: ......

Страница 108: ...ent hazards to the user and to equipment and it is deemed the responsibility of the customer that only operators with basic knowledge of the equipment and its limitations are permitted to control and...

Страница 109: ...Gas 3 20 G1 Component with Highlighted Ratio Values 3 21 Mixture with 4 Components Ready to be Saved 3 22 Mixture Saved Confirmation Message 3 23 User Defined Mixture Menu Selection with new MyMix1 M...

Страница 110: ...ic Events Register 6 44 Confirmation of Diagnostic Events Register Reset 6 45 Pressure Sensors ADC Diagnostic 6 46 Temperature Sensors Diagnostics 6 47 Analog Output and PO Queue Diagnostic 6 48 Refer...

Страница 111: ...Units of Measure 2 IX List of Supported Temperature Units of Measure 2 X Standard Pure Non Corrosive Gases 2 XI Bioreactor Gases 2 XII Breathing Gases XIII Chromatography Gases XIV Fuel Gases XV Lase...

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