HELIX GRANVILLE-PHILLIPS Convectron ATM, Instruction Manual

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Convectron
®
ATM Vacuum Gauge Module Instruction Manual
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Chapter 1 Before You Begin
1.1 About these instructions
These instructions explain how to install, operate, and maintain the
Granville-Phillips
® Convectron ® ATM vacuum gauge module.
• This chapter explains caution and warning statements, which must be
adhered to at all times; explains your responsibility for reading and
following all instructions; defines the terms “module,” “Convectron
gauge,” and “differential pressure sensor,” and tells you how to contact
customer service.
• Chapter 2 explains how to install the module.
• Chapter 3 explains how to operate the analog version of the module,
which has two programmable setpoint relays.
• Chapter 4 explains how to operate the RS–485 version of the module,
which has four programmable setpoint relays.
• Chapter 5 explains troubleshooting, Convectron gauge testing, removal
and replacement, and module return procedures.
• Appendix A provides specifications for the module.
• Appendix B explains terminology and explains how the Convectron
convection-enhanced Pirani heat-loss gauge and Piezo resistive
diaphragm sensor measure pressure.
1.2 Caution and warning
statements
This manual contains caution and warning statements with which you must
comply to prevent inaccurate measurement, property damage, personal
injury, or death.
CAUTION
Caution statements alert you to hazards or unsafe
practices that could result in minor personal injury or
property damage.
Each caution statement explains what you must do to prevent or
avoid the potential result of the specified hazard or unsafe
practice.
WARNING
Warning statements alert you to hazards or unsafe
practices that could result in severe personal injury or
death due to electrical shock, fire, or explosion.
Each warning statement explains what you must do to prevent
or avoid the potential result of the specified hazard or unsafe
practice.