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Et 400 Series User Manual

Et 400 Series
71 pages
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Erhardt + Leimer Inc.
350 Tucapau Road
Duncan, SC 29334 USA
Telephone 864/486-3000
Telefax 864/486-3011
BULLETIN 25
WEB GUIDING SYSTEMS
B-25
Rev. 1/97

Table of Contents

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Et 400 Series Specifications

General IconGeneral
Input Voltage24 V DC
Protection ClassIP20
Power Supply24 V DC
MountingDIN Rail
SeriesET 400 Series
ApplicationIndustrial Automation

Summary

SECTION I: DESCRIPTION AND OPERATION

ACTUATING DEVICES

Devices that act directly upon the web to control its position.

SENSING DEVICES

Devices that sense web location and send corrective signals to actuators.

SECTION II: INSTALLATION

HYDRAULIC AND PNEUMATIC INTERCONNECTIONS

Basic interconnection of power unit, sensor, and servo cylinder.

SECTION III: CHECKOUT

SECTION IV: OPERATING INSTRUCTIONS

SECTION V: MAINTENANCE AND REPAIR

SECTION VI: TROUBLESHOOTING

SECTION I: DESCRIPTION AND OPERATION

DESCRIPTION

Overview of the 400 Series WebAligner hydraulic power unit.

OPERATION

How the 400 Series WebAligner functions with edge detectors and servo-cylinders.

SECTION II: INSTALLATION

MOUNTING LOCATION

Guidelines for selecting an appropriate mounting location for the unit.

POWER CONNECTIONS

Instructions for electrical power connections, including motor rotation.

HYDRAULIC CONNECTION

Procedures for connecting hydraulic lines to the unit.

PNEUMATIC CONNECTIONS

Procedures for making pneumatic connections to the unit.

SECTION III: CHECKOUT

SECTION V: MAINTENANCE

HYDRAULIC OIL

Guidelines for checking and maintaining hydraulic oil levels.

BLOWER FILTER

Cleaning or replacing the blower filter.

SECTION VI: REPAIR

REPLACING THE HYMOD

Step-by-step guide for replacing the Hymod unit.

REPLACING THE MOTOR ASSEMBLY

Steps for removing and installing the motor assembly.

REPLACING MISCELLANEOUS PARTS

Guidance on replacing hoses, fittings, and other small parts.

SECTION I: DESCRIPTION AND OPERATION

DESCRIPTION

Overview of hydraulic servo cylinders used in guiding systems.

OPERATION

Explanation of how servo cylinders function, including force and speed.

SECTION II: INSTALLATION

MOUNTING

Guidelines for mounting servo cylinders on guiding devices.

HYDRAULIC CONNECTION

Procedures for connecting hydraulic lines to the servo cylinder.

SECTION III: CHECKOUT

SECTION V: MAINTENANCE AND REPAIR

SEAL REPLACEMENT

Instructions for replacing cylinder seal members.

SECTION I: DESCRIPTION AND OPERATION

DESCRIPTION

What pneumatic sensors are and their variations.

OPERATION

How pneumatic sensors receive air and function.

SECTION II: INSTALLATION

PNEUMATIC SENSORS

Parameters for installing pneumatic sensors.

POROUS SENSING OR THREE LEG SENSORS

Installation parameters for porous sensing or three-leg sensors.

SECTION III: CHECKOUT

CHECKING THE AIR JETS

Procedure to check air flow from sensor jets.

SECTION V: MAINTENANCE AND REPAIR

REPAIR

Information on sensor repair and replacement.

SECTION I: DESCRIPTION

DESCRIPTION AND OPERATION

Purpose and function of the Vernier Adjusting Bracket.

SECTION II: INSTALLATION

SECTION III: OPERATING INSTRUCTIONS

ADJUSTMENT DURING OPERATION

How to adjust the sensor position while the web is moving.

SECTION IV: MAINTENANCE AND REPAIR

SECTION 1: PRODUCT AND COMPANY IDENTIFICATION

SECTION 3: HAZARDS IDENTIFICATION

EMERGENCY OVERVIEW

Summary of hazards and immediate concerns for the product.

SECTION 4: FIRST AID MEASURES

SECTION 5: FIRE-FIGHTING MEASURES

SECTION 6: ACCIDENTAL RELEASE MEASURES

SECTION 8: EXPOSURE CONTROLS / PERSONAL PROTECTION

VENTILATION

Requirements for ventilation to maintain safe working environment.

PROTECTIVE GLOVES

Recommendations for using protective gloves.

SECTION 13: DISPOSAL CONSIDERATION

SECTION 15: REGULATORY INFORMATION

U.S. FEDERAL REGULATIONS

Compliance information for U.S. federal laws and regulations.