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Teledyne instruction manual Model 2002 Vacuum Gauge, Page 37 of

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Model 2002 Vacuum Gauge

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Teledyne instruction manual Model 2002 Vacuum Gauge, Page 37 of

Contents

INSTRUMENTS TELEDYNE HASTINGSMODEL VACUUM GAUGE Refer to accompanying documents Manual Print HistoryIf Equipment is not used in the manner specified By this manual, protection providedTable of Contents 1. General Information 1.1.Features1.2.Model 2002 Sensors 1.3.Model 2002 Control Unit1.4. Specifications 2.3.Transducer Installation 2. Installation2.1.Receiving Inspection 2.2.Quick Start2.5.Initial Operation 2.4.Control Unit InstallationPanel Mount Instructions Transducer Cable Attachment3.1.Overall Functional Description 3.Front Panel OperationA/D Speed Adjust 3.2.RUN ModeScientific Notation Normal Operation3.4.CAL Mode 3.3.High and Low Set Point ModesZero Coefficient Adjustment Midrange Coefficient Adjustment 3.5.GAS ModeAtmosphere Coefficient Adjustment Default Calibration Restoration 3.6.UNITS Mode4.1.Remote Zero Input 4. Rear Panel Description4.2.Analog Output V= EXP = 6 = MANT −1Voltage to pressure conversion example 4.3.TTL Outputs 4.4.Power Entry ModuleModel Rear Panel Detail 5.1.Piezoresistive Sensor 5. Theory of OperationFig Dual Sensor Emodiment = −⎜ 1 dVV dT K = ΔRL LEt = Es + Er + Eg 5.2.Pirani SensorEs = Κ ∆Τ Αm/L Er = σεTh4-Ta4AsEg = arLt273/Th1/2Th-TaAgP Eg = Kg DT As/Dx5.3.Dual Sensor Operation 6. Communications Option Board 6.1.RS-232-EInterface Specifications6.1.2. For RS-485Half Duplex - 2 wire 6.3.Operation of the Serial InterfaceCOMMAND SYNTAX Parameter Modification Commands Interrogation CommandsCalibration Adjustment Commands Device Status Reset / Restore Commands7.2.Relay Connector Pin Assignment 7.1.Relay Board Specifications7. Relay Interface Option Board 8. 4-20mA Interface Option Board Connector Pin Assignments8.1. 4-20mA Interference16mA 8.2.Operation1024Torr ⎠ 16mA9. 0-10VInterface Option Board 9.10-10VInterface Connector Pin Assignmets= PmTorr V channel2 = PTorr V channel110.Troubleshooting Guide 11.1.Warranty Repair Policy 11.WARRANTY11.2.Non-WarrantyRepair Policy Model 2002 Vacuum Gauge 12.Diagrams and DrawingsPage 34 of Page 35 of Model 2002 Vacuum GaugeModel 2002 Vacuum Gauge Model Outline DimensionsPage 36 of Page 37 of Model 2002 Vacuum Gauge