Cosa-xentaur Xentaur XDT Instrukcja Użytkownika

Section 2: Sensor and Sampling Techniques32. Sensor and Sampling Techniques2.1 Precautions using the sensorThe Xentaur HTF™ Al2O3 sensor is designed a

XDT User’s Manual42.2 Sensor Technical SpecificationsType: ...Hyper Thin Film HTF™ high capacitance Al2O3.Dewpoint rang

Section 2: Sensor and Sampling Techniques52.3.1 In-situ InstallationIn-situ installation is recommended only for measurements where the gas pressure i

XDT User’s Manual62.3.2 Extractive InstallationFor extractive installations we recommend our sample system ESS, which may be equipped with a variety o

Section 2: Sensor and Sampling Techniques7inside these materials.• Try to run pipes to the sensor upwards, so that contaminants tend to fall back into

XDT User’s Manual82.5 Troubleshooting unexpected readingsIf erroneous readings are suspected on a newly acquired instrument, compare the serial number

Section 3: Instrument93. Instrument3.1 Precautions using the XDTThe XDT uses state-of-the-art microelectronics to provide a compact full functioning i

XDT User’s Manual103.2 Instrument Technical SpecificationsEnclosure: ...XDT-OEM bare boardXDT-NEMA tabletop or surface mount, wa

Section 3: Instrument113.3 Installation3.3.1 Instrument Mechanical InstallationThe XDT is available in several different physical configurations. Plea

XDT User’s Manual123.3.2 Electrical ConnectionsAll connections are made via a 21 contact, pluggable screw terminal block referred to as P1. Cable acce

XDT User’s ManualiWhen calling your representative for technical support, please have your serial numbers available.The Sensor and Instrument Serial N

Section 3: Instrument13fast acting fuse. Please follow the appropriate installation procedures in the paragraphs below according to the electrical pow

XDT User’s Manual14dent relays corresponding to the HI and LO alarms. The relay contacts are rated at 10A 250VAC or 30VDC, instruments for use in Divi

Section 3: Instrument153.3.2.5 Interfacing to the RS-232 optionThe optional RS-232C interface is provided on the P1 connector. The configuration is 96

XDT User’s Manual163.4.2 Display Conventions1. To display characters with the 7 segment numeric display, the following pseudo-alphanumer-ics are used:

Section 3: Instrument17• With a solid silk screened front face plate, which must be removed to access the circuit board switches described above.• Wit

XDT User’s Manual18the moisture content are °C, °F, PPM, LBS and G/M3; the UP and DOWN buttons scroll back and forth through these units in respective

Section 3: Instrument19Notes: 1. Instruments are shipped from the factory in the locked mode and must be unlocked before this procedure can take place

XDT User’s Manual20tings; the ‘SET’ indicator means that changes can be made; the ‘HI’ indicator means that we are changing the HI Alarm, (alarm #1).N

Section 3: Instrument21point at or close to the critical measurement point of the process then an extreme accuracy of the process may be maintained ev

XDT User’s Manual22displaying the calculations and then will display END for a few seconds, after which the instru-ment will automatically go into mea

XDT User’s ManualiiXentaur reserves the right to change or modify the product specification and / or appearance at any time without notice. Therefore,

Section 3: Instrument23a repetitive timer scheduled basis. The user interface for both is the same, with additional steps for interval setting and aut

XDT User’s Manual24in the bottle, for some bottles there is a cut-off pressure below which the dewpoint is not guar-anteed. Make a note of the exact d

Section 3: Instrument25indicating that Self Cal Stabilization is being checked and currently the instrument is measur-ing -41.5°C. When the measured d

XDT User’s Manual26high end of Analog Output wLock/Unlock the instrument nnSensor Cable Compensation (back to) n.These eleven functions are explaine

Section 3: Instrument27cal-adjust value in the computation).g. Use the UP or DOWN buttons to modify the cal-adjust value and observe the alternately d

XDT User’s Manual28respectively. Pressing the “MODE” button will move the cursor (flashing digit) to the right. Press-ing and holding the “MODE” butto

Section 3: Instrument29• The alarm set point is programmed on a third alarm, hence the HI and LO alarm relays are free to be used for additional purpo

XDT User’s Manual30Legend:  denotes a beeping accompaniment to the message./ denotes alternately flashing messages.DISPLAY EXPLANATION REQUIRED A

Glossary31Glossary0/24 mA . . . . . . . . . . . . . . . . range of current for the current loop (0mA=minimum reading, 24mA=maximum reading)4/20 mA .

XDT User’s Manual32CTS . . . . . . . . . . . . . . . . . . . . Clear To Send - a label for a RS232 interface control linecUL . . . . . . . . . . . . .

XDT User’s ManualiiiExamine the XDT package for damage or mishandling. If any damage is evident notify the carrier and request an inspection.Unpack th

Glossary33posefully programmed into control systems with relays to avoid chatterIGT Research Bulletin 8 . . . . Institute of Gas Technology, has devel

XDT User’s Manual34power applied to it (the data can be changed with out limit)regenerative dryer purge . . . . small flow of dry air from drying colu

XDT User’s Manual Appendices35Appendix A: Flow Diagram of Operating State User Interface˚C DEWPOINTSETSETHIHI/LOSETHISETLOSETLOSETLOSETHISETSETSETSETS

XDT User’s Manual Appendices36Flow Diagram Operating State User Interface (continued) Manual & Scheduled Self Calibration˚C DEWPOINTHI/LOSETSETSET

XDT User’s Manual Appendices37Appendix B: Flow Diagram of Set-Up State User InterfaceHi/LoSETSETSETLoLoLoHiSETSETSETSETSETSETSETSETSETSETSETSETSETTest

XDT User’s Manual Appendices38Appendix C: Sensor Mechanicalflats for 1 " wrench14/~1.45"14mm x 1.25mm3/4"-16Viton A O-ringfemale BNC

XDT User’s Manual Appendices39Appendix D: Optional Sensor Fittingscan be used withConnector weatherproofing kit SEO.S1.M.5060to protect the BNC connec

XDT User’s Manual Appendices40Appendix E: XDT Circuit Board DimensionsGNDGND10VA50/60HZ100-250VACJ.F.M.A.M.J.J.A.S.O.N.D2005200420032002J2S4S3S2S1VOLT

XDT User’s Manual Appendices41Appendix E (continued): XDT-PM Enclosure Mounting DimensionsStandard mounting (with clip-on compression brackets)Environ

XDT User’s Manual Appendices42Appendix E (continued): XDT-NEMA Enclosure Mounting Dimensions

XDT User’s ManualivWarrantyThis instrument is warranted to be free from defects in workmanship and materials. Liability under this warranty is limited

XDT User’s Manual Appendices43Appendix F: Sensor/SpanCheck™ Theory of OperationThe Sensor is constructed as a capacitor whose dielectric consists of p

XDT User’s Manual Appendices44Appendix G: Dewpoint Response time AnalysisManufacturers of dewpoint sensors will make unbelievable claims of speed. But

XDT User’s Manual Appendices45Of course analyzing on a wet-up step will produce much faster results, because all sensors are fast on wet up, since Al2

XDT User’s Manual Appendices46Appendix H: Sample Gas Filter ConsiderationsSample treatment with pre-filtering may be a necessity in many instances. Ho

XDT User’s Manual Appendices47Appendix I: XDT Grounding Considerations1. The sensor ground is isolated from the signal and frame grounds, however it i

XDT User’s Manual Appendices48Appendix J: Analog Output vs. Dewpoint The current output of the XDT, varies with the measured dewpoint. To use the curr

XDT User’s Manual Appendices49-100°C to +20°C settings, because the 4-20mA provides sufficient resolution to measure the out-put better than the speci

XDT User’s Manual Appendices50Appendix K: RS-232C Interface ProtocolThe instrument uses a simple protocol to communicate to a host computer through it

XDT User’s Manual Appendices51The mode argument is optional and may be specified only if an interval was specified. It may be “N” for numeric reportin

XDT User’s Manual Appendices52The printer should have at least 80 character columns, and it is best to use continuous form paper.“?” commandRequests a

XDT User’s ManualvTable of Contents1.0 Overview of the XDT ...

XDT User’s Manual Appendices53Appendix L: Procedure for Exchanging XDT SensorsTo exchange sensors one must know the measured low attenuation of the se

XDT User’s Manual Appendices54Appendix M: Uncertainty in LBS & ppmV calculationsUncertainty of LBS & ppmV calculations due to +/-3°C measureme

XDT User’s Manual Appendices55Appendix N: Certifications - Approvals - Conformity DECLARATION OF CONFORMITYWe declare under our sole responsibility th

XDT User’s Manual Appendices56Appendix N: Certifications - Approvals - Conformity (continued) HAZARDOUS AREASAFE AREAShunt-diodeSafety BarrierSee Not

Appendix O: Return Authorization Number Request Form Xentaur Return Authorization Number Request Form • Xentaur must approve and assign a Return Aut

59Symbols°C ...18°F ...18AAC power voltag

Index60copper tubing ...6copyright ...icorrosive gases ...

61IndexNFPA compliant A/V alarm ...28NIST ...1NPL ...

Index62voltage, mains supply ...10Wwarning labels ... iiiwarranty ...

XDT User’s ManualviAppendix C: Sensor Mechanical ...38Append

XENTAUR CORPORATION, 84F HORSEBLOCK ROAD, YAPHANK, NY 11980 U.S.A.  TEL (631) 345-3434  FAX (631) 345-534

Section 1: Introduction11.0 Overview of the XDTThe XDT is a microprocessor based hygrometer, for measuring moisture content in gases in the range from

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