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Teledyne
instruction manual Model 2002 page
Models:
2002
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Troubleshooting
Specification
Install
Diagrams and Drawings
Warranty
Dimension
For RS-485 Half Duplex - 2 wire
Reset / Restore Commands
Command Syntax
Default Calibration Restoration
Page 51
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Model 2002 page 51
Page 50
Page 52
Page 51
Image 51
Page 50
Page 52
Contents
MODEL VACUUM GAUGE
TELEDYNE HASTINGS
Manual Print History
REAR PANEL DESCRIPTION
INSTALLATION
GENERAL INFORMATION
FRONT PANEL OPERATION
7.0 RELAY INTERFACE OPTION BOARD
10.0 TROUBLESHOOTING GUIDE
11.0 WARRANTY AND REPAIR
DIAGRAMS AND DRAWINGS
1.2 Model 2002 Sensors
1.1 Features
SECTION
General Information
1.3 Model 2002 Control Unit
1.4 Specifications
SECTION
Installation
2.1 Receiving Inspection
2.2 Quick Start
Transducer Cable Attachment
2.3 Transducer Installation
2.4 Control Unit Installation Environment
Panel Mount Instructions
SECTION
Front Panel Operation
3.1 Overall Functional Description
Model Control Unit Front Panel
A/D Speed Adjust
Scientific Notation
3.2 RUN Mode Normal Operation
EEPROM Calibration Restoration
3.3 HIGH and LOW Set Point Modes
3.4 CAL Mode
page 12 Model
Midrange Coefficient Adjustment
Zero Coefficient Adjustment
3.5 GAS Mode
Atmosphere Coefficient Adjustment
3.6 UNITS Mode
Default Calibration Restoration
page 16 Model
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SECTION
Rear Panel Description
4.1 Remote Zero Input
4.2 Analog Output
V = 2.35 Volt
Voltage to pressure conversion example
EXP = INT 2*V-6 MANT = 1 + 18 *V-9*EXP + Pressure Torr = Mant x 10EXP
INT 2.56 = INT 9.87 =
4.3 TTL Outputs
MODEL 2002 Analog Output
Model Rear Panel Detail
4.4 Power Entry Module
SECTION
Theory of Operation
Dual Sensor Embodiment
5.1 Piezoresistive Sensor
S dT
Vo = SPV+V1
dV0 SdV VdS dT P dT dT
1 dS
Pressure
View A-A
Er = σεTh4-Ta4As
5.2 Pirani Sensor
Et = Es + Er + Eg
Es = K ∆T Am/L
Figure 5.3a
Figure 5.3b
Figure 5.3c
h a g
Eg = Kg ∆T As/∆x
E = a L 273/T 1/2T -T A P
5.3 Dual Sensor Operation
Arbitrary
Model
Dual Sensor Vacuum Gauge
Units
page 28 Model
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6.1 RS-232-E Interface Specifications
Communications Option Board
SECTION
6.3 Operation of the Serial Interface
6.2.1 Interface Connector Pin Assignments for RS-485
6.2.2 For RS-485 Half Duplex - 2 wire
6.2 Interface Connector Pin Assignments for RS-232
Interrogation Commands
COMMAND SYNTAX
Calibration Adjustment Commands
Parameter Modification Commands
Reset / Restore Commands
digit#
Device Status
7.1 Relay Board Specifications
Relay Interface Option Board
SECTION
page 36 Model
7.2 Relay Connector Pin Assignment 7.3 Operation
Model Rear Panel Detail
8.1 4-20 mA Interference Connector Pin Assignmets
4-20 mA Interface Option Board
SECTION
Channel Channel
8.2 Operation
9.1 0-10V Interface Connector Pin Assignmets
0-10V Interface Option Board
SECTION
PmTorr
Vchannel 1 =
PTorr
Vchannel 2 =
SECTION
Troubleshooting Guide
page 42 Model
SECTION
Warranty and Repair
11.1 Warranty Repair Policy
11.2 Non-Warranty Repair Policy
page 44 Model
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SECTION
Diagrams and Drawings
KF-25 HPM-2002-06
Tube Outline Drawings all dimensions shown are approximate
Mini Conflattm HPM-2002-03
KF-16 HPM-2002-05
2-3/4 Conflattm HPM-2002-04
1/8 NPT HPM-2002-01
1/2 O.D. Smooth Tube HPM-2002-07
1/4 VCR HPM-2002-02
Model
line Dimensions
Panel Cut-Out Dimensions
Model 2002 Outline Drawings all dimensions shown are approximate
Deep Mounting Location
Panel Mounting
Mounting Clip Attachment
NEOPRENE GASKET optional
page 50 Model
Model 2002 page
page 52 Model
Model 2002 page
page 54 Model
