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instruction manual Diagrams and Drawings, Model 2002 Vacuum Gauge, Page 34 of
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Troubleshooting
Specs
Install
Diagrams and Drawings
Warranty
Dimension
Command Syntax
A/D Speed Adjust
Reset / Restore Commands
Power Entry Module
Page 34
Image 34
12.Diagrams and Drawings
Model 2002 Vacuum Gauge
Page 34 of 37
Page 33
Page 35
Page 34
Image 34
Page 33
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Contents
INSTRUMENTS
TELEDYNE HASTINGS
MODEL VACUUM GAUGE
If Equipment is not used in the manner specified
Manual Print History
Refer to accompanying documents
By this manual, protection provided
Table of Contents
1.2.Model 2002 Sensors
1.1.Features
1. General Information
1.3.Model 2002 Control Unit
1.4. Specifications
2.1.Receiving Inspection
2. Installation
2.3.Transducer Installation
2.2.Quick Start
Panel Mount Instructions
2.4.Control Unit Installation
2.5.Initial Operation
Transducer Cable Attachment
3.Front Panel Operation
3.1.Overall Functional Description
Scientific Notation
3.2.RUN Mode
A/D Speed Adjust
Normal Operation
3.3.High and Low Set Point Modes
3.4.CAL Mode
Zero Coefficient Adjustment
Midrange Coefficient Adjustment
3.5.GAS Mode
Atmosphere Coefficient Adjustment
3.6.UNITS Mode
Default Calibration Restoration
4.2.Analog Output
4. Rear Panel Description
4.1.Remote Zero Input
V= EXP = 6 = MANT −1
Voltage to pressure conversion example
4.3.TTL Outputs
4.4.Power Entry Module
Model Rear Panel Detail
5.1.Piezoresistive Sensor
5. Theory of Operation
Fig Dual Sensor Emodiment
V dT
1 dV
= −⎜
K = ΔRL L
Es = Κ ∆Τ Αm/L
5.2.Pirani Sensor
Et = Es + Er + Eg
Er = σεTh4-Ta4As
Eg = Kg DT As/Dx
Eg = arLt273/Th1/2Th-TaAgP
5.3.Dual Sensor Operation
6.1.RS-232-EInterface Specifications
6. Communications Option Board
6.1.2. For RS-485Half Duplex - 2 wire
6.3.Operation of the Serial Interface
COMMAND SYNTAX
Interrogation Commands
Parameter Modification Commands
Calibration Adjustment Commands
Reset / Restore Commands
Device Status
7.2.Relay Connector Pin Assignment
7.1.Relay Board Specifications
7. Relay Interface Option Board
8.1. 4-20mA
Connector Pin Assignments
8. 4-20mA Interface Option Board
Interference
1024Torr ⎠
8.2.Operation
16mA
16mA
9.10-10VInterface Connector Pin Assignmets
9. 0-10VInterface Option Board
= PTorr V channel1
= PmTorr V channel2
10.Troubleshooting Guide
11.1.Warranty Repair Policy
11.WARRANTY
11.2.Non-WarrantyRepair Policy
Model 2002 Vacuum Gauge
12.Diagrams and Drawings
Page 34 of
Model 2002 Vacuum Gauge
Page 35 of
Model 2002 Vacuum Gauge
Model Outline Dimensions
Page 36 of
Model 2002 Vacuum Gauge
Page 37 of
