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Edwards APG200

Edwards APG200
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APG200 Acve
Pirani Gauge
INSTRUCTION MANUAL
D1G0000880_A Original instrucons
edw
ardsvacuum.com

Table of Contents

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Edwards APG200 Specifications

General IconGeneral
CategoryMedical Equipment
ManufacturerEdwards
ModelAPG200
Storage temperature-20 to 70 °C
Output signal0-10 Vdc
TypePirani Gauge
ApplicationVacuum measurement
Accuracy±15%
Power Supply24 V DC
Materials exposed to vacuumglass

Summary

Safety and Compliance

Definition of Warnings and Cautions

Explains warning, caution, and notice symbols and their meanings.

Safety Symbols

Details the safety symbols used on the product and documentation.

Introduction

Product Description

Overview of the APG200 Pirani gauge and its key features.

Item Number and Description Matrix

Explains how to configure and identify the product by its part number.

Technical Data

Operating and Storage Conditions

Specifies the environmental limits for operation and storage.

Manufacturing Materials

Lists materials used in the gauge construction, especially for vacuum exposure.

Performance Data

Details the accuracy and pressure ranges for different filaments.

Mechanical Data

Provides physical dimensions, enclosure rating, and flange sizes.

ID Resistor

Specifies the ID resistor values for different configurations.

Pressure Output Signal

Details voltage output characteristics and error voltages.

Setpoint Specifications

Outlines setpoint adjustment ranges and hysteresis.

Installation

Unpack and Inspect

Instructions for receiving, checking, and storing the gauge.

Install the Gauge

Guidelines for physically mounting the gauge in the system.

Connect to Vacuum System

Details methods for connecting the gauge to the vacuum flange.

Connect to Electrical Equipment

Explains electrical connection procedures and precautions.

Maximum Cable Length

Specifies limits for electrical cable length based on voltage.

Operation

LED Indicator

Explains the meaning of LED status lights during operation.

APG200 with Log Linear Pressure Output

Provides formulas for converting log linear voltage to pressure.

Voltage to Pressure Conversion

Illustrates pressure-voltage variations for different outputs.

APG200 with Non-Linear Pressure Output

Provides tables for converting non-linear voltage to pressure.

Gas Dependency

Explains how different gases affect readings and conversion factors.

Setpoint Adjustment

Step-by-step guide to adjusting setpoint thresholds.

Operation Errors

Describes error indications and their meanings.

Bakeout

Procedures for baking the gauge in UHV applications.

Maintenance

Atmosphere Adjustment

Steps to adjust the gauge at atmospheric pressure.

Vacuum Adjustment

Steps to adjust the gauge at low pressure conditions.

Remote Adjustment

Performing adjustments remotely via electrical connector.

Replace the Gauge Tube

Instructions for replacing the sensor tube and subsequent adjustment.

Fault Finding

LED Not Lit

Troubleshoots issues where the LED indicator does not illuminate.

Pressure Reading Incorrect

Diagnoses and resolves inaccurate pressure readings.

Gauge Shows Calibration Error

Addresses issues related to calibration errors.

Gauge Shows Broken Filament

Troubleshoots problems related to a broken filament.

Disposal

Disposal Guidelines

Safe and compliant methods for disposing of the equipment.

Spares

Ordering Spare Parts

Information on how to order replacement components.

Accessories

Active Gauge Cables

Lists available cables suitable for the gauge.

Service

Return Equipment for Service

Procedures for returning the unit for repair or service.

Appendix - Multi-function Button Operation

Multi-function Button Operation Guide

Detailed visual guide to using the multi-function button.

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