Lake Shore 218S, Руководство пользователя

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Lake Shore Model 218 Temperature Monitor User’s Manual
Table of Contents iii
TABLE OF CONTENTS (Continued)
Chapter/Paragraph Title Page
6.2 SERIAL INTERFACE .......................................................................................................... 6-8
6.2.1 Physical Connection ........................................................................................................ 6-8
6.2.2 Hardware Support ............................................................................................................ 6-8
6.2.3 Character Format ............................................................................................................. 6-9
6.2.4 Message Strings .............................................................................................................. 6-9
6.2.5 Message
Flow Control ................................................................................................... 6-10
6.2.6 Changing Baud Rate ..................................................................................................... 6-10
6.2.7 Serial Interface Basic Programs .................................................................................... 6-11
6.2.8 Troubleshooting ............................................................................................................. 6-16
6.3 IEEE-488/Serial
Interface Commands .............................................................................. 6-16
7 SERVICE ................................................................................................................................................ 7-1
7.0 GENERAL ........................................................................................................................... 7-1
7.1 GENERAL MAINTENANCE PRECAUTIONS .................................................................... 7-1
7.2 ELECTROSTATIC DISCHARGE ........................................................................................ 7-1
7.2.1 Identification of Electrostatic Discharge Sensitive Components ..................................... 7-1
7.2.2 Handling Electrostatic Discharge Sensitive Components ............................................... 7-2
7.3 FUSE DRAWER .................................................................................................................. 7-2
7.4 LINE VOLTAGE SELECTION ............................................................................................. 7-2
7.5 FUSE REPLACEMENT ...................................................................................................... 7-3
7.6 SENSOR INPUT CONNECTOR AND PINOUT ................................................................. 7-3
7.7 TERMINAL BLOCK (MODEL 218S ONLY) ........................................................................ 7-4
7.8 IEEE-488 INTERFACE CONNECTOR ............................................................................... 7-5
7.9 SERIAL INTERFACE CABLE AND ADAPTERS ................................................................ 7-6
7.10 TOP OF ENCLOSURE REMOVE AND REPLACE PROCEDURE .................................... 7-7
7.11 EPROM AND NOVRAM REPLACEMENT ......................................................................... 7-8
7.12 ERROR MESSAGES .......................................................................................................... 7-8
7.13 CALIBRATION PROCEDURE .......................................................................................... 7-10
7.13.1 Required Equipment List ............................................................................................... 7-10
7.13.2 Sensor Input Calibration Setup ...................................................................................... 7-10
7.13.3 Clear Calibration ............................................................................................................ 7-10
7.13.4 A/D Linearity Calibration ................................................................................................ 7-10
7.13.5 Zero Calibration ............................................................................................................. 7-11
7.13.6 2.5 Volt Input Gain Calibration ....................................................................................... 7-11
7.13.7 7.5 Volt Input Gain Calibration ....................................................................................... 7-11
7.13.8 10 µA Current Source Calibration .................................................................................. 7-11
7.13.9 250
Ω
Input Gain Calibration ......................................................................................... 7-12
7.13.10 500
Ω
Input Gain Calibration ......................................................................................... 7-12
7.13.11 7.5 k Ω Input Gain Calibration ........................................................................................ 7-12
7.13.12 5 k
Ω
Input Gain Calibration ........................................................................................... 7-13
7.13.13 Calibrate Input Group B ................................................................................................. 7-13
7.13.14 Analog Output Calibration and Test (Model 218S Only) ............................................... 7-13
7.13.15 Calibration Specific Interface Commands ..................................................................... 7-14
8 ACCESSORIES ...................................................................................................................................... 8-1
8.0 GENERAL ........................................................................................................................... 8-1
8.1 MODELS ............................................................................................................................. 8-1
8.2 OPTIONS ............................................................................................................................ 8-1
8.3 ACCESSORIES .................................................................................................................. 8-1
APPENDIX A – CURVE TABLES ................................................................................................................ A-1