Lakeshore 642 User Manual page 9

Figure No.
1-1 Model 642 Front Panel ............................................................................................................................. 1-2
2-1 A Typical Electromagnet........................................................................................................................... 2-1
2-2 Typical Magnet Water Hook-Up................................................................................................................ 2-2
2-3 Typical Magnet Coil Wiring Showing Series and Parallel Connections..................................................... 2-3
2-4 Typical Thermal Switch, Flow Switch and Valve Wiring............................................................................ 2-4
2-5 Typical Curves of Field vs. Current for Various Air Gaps and Pole Cap Sizes ......................................... 2-5
3-1 Model 642 Rear Panel .............................................................................................................................. 3-3
3-2 Voltage Change Detail.............................................................................................................................. 3-4
3-3 Circuit Breaker .......................................................................................................................................... 3-4
3-4 Fuses........................................................................................................................................................ 3-5
3-5 Typical Cable Entry with Bushing ............................................................................................................. 3-5
3-6 Typical Power Input Wiring ....................................................................................................................... 3-6
3-7 Wiring Cover Installation........................................................................................................................... 3-6
3-8 Typical Magnet Connector Wiring............................................................................................................. 3-7
3-9 Typical Auxiliary Connector Wiring ........................................................................................................... 3-7
3-10 Typical Power Supply Connector Wiring................................................................................................... 3-8
3-11 Typical Water Hose Connection ............................................................................................................... 3-8
3-12 Water Valve Connection ........................................................................................................................... 3-9
3-13 Output Cable Connection ....................................................................................................................... 3-10
3-14 Output Lug Cover Installation ................................................................................................................. 3-10
3-15 Analog Input/Output Connector .............................................................................................................. 3-11
3-16 Mounting Hole Pattern ............................................................................................................................ 3-12
4-1 Model 642 Power Push Buttons ............................................................................................................... 4-1
4-2 Model 642 Keypad and LED Layout ......................................................................................................... 4-3
5-1 Model 642 Status System......................................................................................................................... 5-5
5-2 Standard Event Status Register................................................................................................................ 5-8
5-3 Operation Event Register ......................................................................................................................... 5-9
5-4 Hardware Error Status Register.............................................................................................................. 5-10
5-5 Operational Error Status Register........................................................................................................... 5-11
5-6 Status Byte Register and Service Request Enable Register .................................................................. 5-12
5-7 GPIB0 Setting Configuration................................................................................................................... 5-15
5-8 DEV 12 Device Template Configuration ................................................................................................. 5-15
5-9 Typical National Instruments GPIB Configuration from IBCONF.EXE .................................................... 5-19
7-1 Model 642 Rear Panel .............................................................................................................................. 7-2
7-2 Voltage Change Detail.............................................................................................................................. 7-3
7-3 Circuit Breaker .......................................................................................................................................... 7-4
7-4 Fuse Holder Detail .................................................................................................................................... 7-5
7-5 Board Locations........................................................................................................................................ 7-9
7-6 Digital Board Parts Locations ................................................................................................................. 7-10
7-7 Analog I/O Connector Details ................................................................................................................. 7-11
7-8 Magnet Connector Details ...................................................................................................................... 7-11
7-9 Auxiliary Connector Detail ...................................................................................................................... 7-12
7-10 Power Supply Connector Details ............................................................................................................ 7-13
7-11 RS-232C (DTE) Connector Details ......................................................................................................... 7-13
7-12 IEEE-488 Connector Details................................................................................................................... 7-15
Table of Contents
Lake Shore Model 642 Electromagnet Power Supply User's Manual
LIST OF ILLUSTRATIONS
Title Page
ix