Lakeshore Learning Materials 642 Manuale Utente Scaricare il pdf (Pagina 26)

Lake Shore Model 642 Electromagnet Power Supply User’s Manual

2-6 Magnet System Design

Figure 2-5. Typical Curves of Field vs. Current for Various Air Gaps and Pole Cap Sizes (Sheet 2 of 3)

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 121 122

Model 642 1
TABLE OF CONTENTS 5
LIST OF ILLUSTRATIONS 9
LIST OF TABLES 10
CHAPTER 1 11
INTRODUCTION 11
1-2 Introduction 12
Introduction 1-3 13
Description (Continued) 13
1.2 SPECIFICATIONS 13
1-4 Introduction 14
Specifications (Continued) 14
Introduction 1-5 15
1-6 Introduction 16
Introduction 1-7 17
1.3 SAFETY SUMMARY 17
1-8 Introduction 18
Safety Summary (Continued) 18
Introduction 1-9 19
1.4 SAFETY SYMBOLS 19
1-10 Introduction 20
CHAPTER 2 21
MAGNET SYSTEM DESIGN 21
INSTALLATION, AND OPERATION 21
Magnet System Design 2-3 23
2-6 Magnet System Design 26
Magnet System Design 2-7 27
2-8 Magnet System Design 28
CHAPTER 3 29
INSTALLATION 29
3-2 Installation 30
3.2 REAR PANEL DEFINITION 30
TERMINAL SCREW 32
WIRE FERRULE 32
VOLTAGE SELECTOR CARD 32
VOLTAGE INDICATOR KEY 32
3-6 Installation 34
3.3.6 Wiring Cover 34
NO SWITCHES EMERGENCY STOP 35
REMOTE ENABLE 35
ALARM CONTACTS 35
TO REMOTE ALARM CIRCUIT 35
VALVE AND SWITCH 36
SOLENOID VALVE 37
WITH MOUNTING BRACKET 37
ADJUSTABLE HOSE CLAMP 37
REINFORCED HOSE 37
230 mm (9 in) LONG 37
LUG COVER 38
3-12 Installation 40
3.12 DETACHABLE HANDLES 40
3.13 RACK MOUNTING 40
CHAPTER 4 41
OPERATION 41
+70.0000 A +35.000 V 42
Operation 4-3 43
4.4 KEYPAD DEFINITION 43
4-4 Operation 44
4.5 DISPLAY SETUP 44
4.6 SETTING OUTPUT CURRENT 44
Operation 4-5 45
4.7 CURRENT RAMP RATE 45
4.8 RAMP SEGMENTS 45
4-6 Operation 46
Ramp Segments (Continued) 46
4.9 PAUSE RAMP 46
4.10 ZERO OUTPUT 46
Operation 4-7 47
4.11 MAXIMUM SETTING LIMITS 47
4-8 Operation 48
4.12 MAGNET WATER 48
4.13 INTERNAL WATER 48
4.14 ERROR STATUS DISPLAY 48
Operation 4-9 49
4.16 LOCKING THE KEYPAD 49
4-10 Operation 50
4.17 COMPUTER INTERFACE 50
CHAPTER 5 53
COMPUTER INTERFACE OPERATION 53
5.1.2 Remote/Local Operation 54
Message Strings (Continued) 56
5.1.4 Status System 56
5.1.4.1 Overview 56
Register Method Example 59
*ESE, *ESE? 60
ERSTE, ERSTE? 62
*SRE, *SRE? 64
IBCONF.EXE.eps 71
5.1.5.3 Program Operation 72
5.1.6 Troubleshooting 72
5.2.1 Changing Baud Rate 73
5.2.2 Physical Connection 73
5.2.6 Message Flow Control 75
5.2.7.2 Program Operation 79
5.2.8 Troubleshooting 79
5.3 COMMAND SUMMARY 80
CHAPTER 6 91
OPTIONS AND ACCESSORIES 91
6-2 Options and Accessories 92
CHAPTER 7 93
SERVICE 93
7-2 Service 94
7.3 LINE VOLTAGE SELECTION 94
7-4 Service 96
Figure 7-3. Circuit Breaker 96
Service 7-5 97
7.6 ERROR MESSAGES 97
7-6 Service 98
Table 7-3. Operational Errors 98
7.7 ELECTROSTATIC DISCHARGE 98
7-8 Service 100
DIGITAL BOARD 101
LOCATOR PINS 102
MOUNTING SCREWS 102
7-12 Service 104
7.10.3 Auxiliary Connector 104
Pin Name 104
7-14 Service 106
Service 7-15 107
Pin Symbol Description 107
7-16 Service 108
7.11 CALIBRATION 108
7.11.1 Calibration Interface 108
7-18 Service 110
Service 7-19 111
7-20 Service 112
Service 7-21 113
7-22 Service 114
APPENDIX A 115
GLOSSARY OF TERMINOLOGY 115
– 1855) a German 117
Factor Prefix Symbol 119
APPENDIX B 121

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