Lakeshore Learning Materials 642 - Manual (Page 10)

Lake Shore Model 642 Electromagnet Power Supply User’s Manual
x Table of Contents
LIST OF TABLES
Table No. Title Page
3-1 Rear Panel Connector Identification ......................................................................................................... 3-2
3-2 Voltage and Current Selection .................................................................................................................. 3-3
3-3 Current Capacity and Total Lead Lengths ................................................................................................ 3-9
4-1 Model 642 LED Descriptions .................................................................................................................... 4-2
4-2 Model 642 Key Descriptions ..................................................................................................................... 4-3
4-3 Default Parameter Values....................................................................................................................... 4-12
5-1 Binary Weighting of an 8-Bit Register ....................................................................................................... 5-7
5-2 Register Clear Methods ............................................................................................................................ 5-7
5-3 Programming Example to Generate an SRQ.......................................................................................... 5-13
5-4 IEEE-488 Interface Program Control Properties ..................................................................................... 5-17
5-5 Visual Basic IEEE-488 Interface Program .............................................................................................. 5-18
5-6 Serial Interface Specifications................................................................................................................. 5-22
5-7 Serial Interface Program Control Properties ........................................................................................... 5-25
5-8 Visual Basic Serial Interface Program..................................................................................................... 5-26
5-9 Command Summary ............................................................................................................................... 5-29
7-1
Voltage and Current Selection .................................................................................................................. 7-3
7-2 Instrument Hardware Errors...................................................................................................................... 7-5
7-3 Operational Errors .................................................................................................................................... 7-6
B-1 Conversion
from CGS to SI Units .............................................................................................................B-1
B-2 Recommended SI Values for Physical Constants.....................................................................................B-2