Related Manuals for Hastings DV-6M
Summarization of Contents
1.0 GENERAL INFORMATION
1.1 Description
Overview of Hastings Compact Vacuum Gauges, their versatility, and design features for various vacuum applications.
1.2 Operating Principle
Explains the AC bridge thermopile circuit and how changes in gas pressure affect thermocouple output for measurement.
1.3 Specifications
Lists key specifications including range, power requirements, output type, size, cable length, and weight.
1.4 Warranty
Details the product warranty period, exclusions for misuse or unauthorized modification, and liability limitations.
1.5 Accessories
Lists available accessories such as multiposition switching attachments, mounting kits, and extension cables.
1.6 Selection Chart
Refers to a chart on the following page that details all VT Vacuum Gauge models, their ranges, and compatible tubes.
2.0 GAUGE TUBE AND CABLES
2.1 Gauge Tubes
Describes the construction and types of Hastings vacuum gauge tubes, including glass, ruggedized, and stainless steel options.
2.2 Extension Cables
Details the available extension cables for gauge tubes, listing lengths and their corresponding model numbers.
3.0 INSTALLATION
3.1 Panel Mounting
Instructions for mounting the vacuum gauge meter onto a panel using the supplied hardware and outline dimensions.
3.2 Cabinet Models
Notes on installation for cabinet models, including the necessity of cover removal for calibration adjustments.
3.3 Power Switch
Guidance on wiring an ON-OFF switch into the power cable or master switch for controlling the unit's power.
3.4.1 Multiposition Switching Attachment
Details components included with a Hastings Panel Kit for switching, such as ON-OFF switch and selector switch.
3.4.2 Cabinet Models With Switching
Describes built-in switching arrangements for specific cabinet models that allow monitoring multiple stations.
3.5 Gauge Tube Installation
Guide on positioning, installing, and sealing the gauge tube in a vacuum system for optimal performance and accuracy.
4.0 OPERATION OF VACUUM GAUGE
Gauge Operation Steps
Step-by-step guide for connecting power, setting mechanical zero, connecting the gauge tube, and initiating operation.
5.0 CALIBRATION AND TROUBLESHOOTING GUIDE
5.1 Check Of Tube Accuracy
Method to check gauge tube accuracy by comparing readings with a known standard spare gauge tube.
5.2.1 Calibration Of All Models EXCEPT VT-4A, VT-5A, VT-5AB, & VT-6A
Calibration procedure for standard models using a reference tube and adjusting the calibration potentiometer.
5.2.2 Calibration Of Models VT-4A, VT-5A, VT-5AB, and VT-6A
Calibration procedure for amplifier-equipped models, requiring offset and calibration adjustments for voltage output.
Alternate Method
Provides an alternative method for calibrating specific models using a reference tube and the CAL ADJUSTMENT.
6.0 NOTES ON VACUUM MEASUREMENTS
6.1 Effects of Condensable Vapors
Explains how condensable vapors affect gauge readings differently compared to McLeod gauges.
6.2 Outgassing
Discusses how surface outgassing can affect vacuum readings, especially at low pressures and in newly evacuated systems.
6.3 Ingassing
Describes ingassing as an effect opposite to outgassing that can lead to erroneous readings by lowering pressure.
6.4 Effect of Thermal Conductivity
Explains that gas thermal conductivity affects calibration, with nomograms provided for pressure correction.
6.5 Effect of System Conductance
Discusses how system conductance can cause pressure drops, leading to different measurements at various locations.
7.0 SERVICE INFORMATION
7.1 Warranty Repair Policy
Outlines the procedure for returning products for warranty repair, including transportation and required documentation.
7.2 Non-Warranty Policy
Details the policy for returning products for non-warranty repair, including purchase orders and inspection charges.
7.3 Service Form
Provides a form for reporting product issues, system details, calibration range, and hazardous material exposure.
8.0 DRAWINGS AND DIAGRAMS
DV-5 Gauge Tube Nomogram
Nomogram for calibrating Hastings DV-5 gauge tubes for gases other than air, showing pressure conversion.
DV-6 Gauge Tube Nomogram
Nomogram for calibrating Hastings DV-6 gauge tubes for gases other than air, showing pressure conversion.
DV-4D Gauge Tube Nomogram
Nomogram for calibrating Hastings DV-4D gauge tubes for gases other than air, showing pressure conversion.
DV-5 & DV-18 Gauge Tubes Nomogram
Nomogram for calibrating Hastings DV-5 and DV-18 gauge tubes for various gases, showing pressure conversion.
DV-6M, DV-6R, DV-20 & DV-36 Gauge Tubes Nomogram
Nomogram for calibrating Hastings DV-6M, DV-6R, DV-20, DV-36 gauge tubes for various gases, showing pressure conversion.
Sulfur Hexaflouride Nomogram
Nomogram for calibrating vacuum gauges with specific tubes for Sulfur Hexaflouride (SF6) gas pressure.
VT-4B & VT-6B Schematic
Electrical schematic diagram for the VT-4B and VT-6B cabinet model Hastings vacuum gauges.
VT-4S & VT-6S Schematic
Electrical schematic diagram for the VT-4S and VT-6S cabinet model Hastings vacuum gauges.
VT-4, VT-6 Schematic
Electrical schematic diagram for the VT-4 and VT-6 compact model Hastings vacuum gauges.
VT-4A, VT-5A & VT-6A Schematic
Electrical schematic diagram for the VT-4A, VT-5A, and VT-6A models with analog output.
VT-4S2, VT-6S2 Schematic
Electrical schematic diagram for the VT-4S2 and VT-6S2 cabinet model Hastings vacuum gauges.
VT Outline Dimensions
Shows the external physical dimensions of the VT vacuum gauge units, including front and side views.
Mounting Dimensions for VT-Series Vacuum Gauges with 503 Meters and VL-2, VL-5 Switching Attachments
Provides panel cutout and mounting hole dimensions for VT series gauges with specific meter and switching attachments.
Use for Mounting One Single-Position, Compact Model VT Vacuum Gauge Only
Details panel cutout and mounting hole dimensions specifically for single-position, compact VT vacuum gauges.
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