#Lloyd nexygen plus 3 safeline open manual
OVERVIEW 1.1 Scope of Manual This service manual covers the following machines: - EZ20, LR30K Plus, EZ50, LR50K Plus, LS100 Plus, LR100K Plus and LR150K Plus Materials Testing Machines.
#Lloyd nexygen plus 3 safeline open serial number
1 LLOYD INSTRUMENTS LTD SERVICE MANUAL FOR THE SERVO DRIVEN PLUS SERIES OF MATERIALS TESTING MACHINES ISSUE JUNE 2010 PART NUMBER 01/3441Ģ LLOYD INSTRUMENTS LTD 12 Barnes Wallis Road Segensworth East Fareham Hampshire PO15 5TT Telephone: +44 (0) Fax: +44 (0) ISSUED BY TECHNICAL SUPPORT DEPT Direct phone line +44 (0)ģ TABLE OF CONTENTS 1 OVERVIEW 1.1 Scope of Manual Identification of Plus Series Machines General Battery Memory (RAM) Changing a Loadcell Computer Control Electronic PCB's Load Measuring System Extension Measuring System Crosshead Drive System Power Supplies User Limit Switches Compression Cut-Out Pen Recorder Output 6 2 MICROPROCESSOR CIRCUITS 2.1 General RS232 Interface Peripheral Address Decoding Motor Control Signals Limit Switches and SafeLine Control Splinter Shield Wiring MT Control PCB 26 Way Cable Connections 3 3 PROGRAM INFORMATION 3.1 V1.0 Issue 27 Initial Release for EZ Upgrading the Program V2.0 16th March V2.1 Issue 6 17th May V3.0 Issue 70 3rd October V3.0 Issue 71 22nd February V3.1 Issue 9 14th January V3.3 Issue 19 14th January V3.4 Issue 4 3rd May ISSUE 1.4 CONTENTS 1Ĥ 4 LOAD MEASURING SYSTEM 4.1 General Loadcell Loadcell Gradings Loadcell Bridge Supply Loadcell Amplifier Loadcell Value Analogue to Digital Converter Overload Detector 4 5 EXTENSION MEASURING SYSTEM 5.1 Internal Extension Measurement External Analogue Extensometer Analogue to Digital Converter External Digital Extensometer 2 6 POWER SUPPLIES 6.1 Mains Connections DC Supplies Safe-Line Circuit Machine Type EEPROM Power Supply PCB Links 4 7 CROSSHEAD DRIVE SYSTEM 7.1 General Servo Operation Servo Modifications Servo Adjustments 7 8 MECHANICAL ASSEMBLIES 8.1 General Performance Checks Cleaning Removing the Lower Covers Opening the Control Console 3 ISSUE 1.4 CONTENTS 2ĥ 8.6 Removing the Side Columns Lubrication Adjusting the Drive Belt Tension Replacing the Drive Motor Adjusting or Replacing the Roller Blinds Adjustment of Crosshead Slide Blocks Replacing a Tensator Assembly Replacing a Crosshead Loom Loadcell and Lower Crosshead Eye End Threads Loadcell and Lower Crosshead Eye Ends XLC Loadcell Mounting Bolts Grip Through Pins C Spanners 9 9 CALIBRATION PROCEDURE 9.1 General Checking the Extension Measurement Checking the Crosshead Speed Load Calibration Principle Load Calibration Procedure 2 10 FAULT FINDING 10.1 General Mains Supply Checks Analogue and Digital Supplies Safe-Line Supply DC Servo Supplies Table of Power Supplies Fault Finding Charts 4 11 DIAGNOSTIC MODES 11.1 General Selecting the Internal Diagnostic Mode Changing the Loadcell Value and Serial Number Loadcell Verification and Calibration a Checking for Loadcell Overloads b Loadcell Verification c Loadcell Calibration Setting the Machine Type and Start Up Company Name Installing an External Extensometer 11 ISSUE 1.4 CONTENTS 3Ħ 11.7 Converting an Analogue Extensometer Converting a Digital Extensometer Setting the Extensometer Type, Serial Number and Bit Scale Verifying an Analogue Extensometer Calibrating an Analogue Extensometer Calibrating and Verifying a Digital Extensometer Production Soak Testing PC Diagnostic Mode Exporting and Importing Loadcell Data Points Initial Servo Adjustments Annual Servo Adjustments SPARE PARTS 12.1 General Spares List 1 13 MODIFICATIONS 13.1 General Production Changes 1 14 MECHANICAL DRAWINGS 15 ELECTRICAL DRAWINGS ISSUE 1.4 CONTENTS 4ħ 1.
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