Service Manuals, User Guides, Schematic Diagrams or docs for : Keithley 228 228_903_01A

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        MODEL 228A
        Voltage/Current   Source




QUICK        REFERENCE      GUIDE
INTRODUCTION
CONTENTS

CONDENSEDSPECIFIC~~TIONS ...........................                                         3
FRONT PANEL FENTURES ................................                                        7
                                             ............................                   22
                                       i ..............................                     25
                       TVRES ................................                               30
                                  10 ...............................                        37
PROGRAMS ............................................                                       42
  BMPCarXT..           ........................................                             43
  AppleII.. .....................                   ........................                45
  HP85 .................................................                                    47
  HP9825A ...............                  ........        ..........        .......        48
  HP9816.....................~.~................~                                  ......   49
  DECLSI I, ... ...............................                                ........     50
  PET,CBM2001.................................~                                  .......    52




                                               2
CONDENSED SPECIFICATIONS

AS A CONSTANT   VOLTAGE SOURCE




                       3
AS A CONSTANT     CURRENT        SOURCE
                                        COMPLIANCE
RANGE cJuTP"T ,I YR.. I8vwCI           ,saurcs 01 sink,
                 ACCURACY"                    ACCURACY
       MAW         ,I YEAR,         MAXI-      II YEAR,
       MUM         18W8T            MUM        18v8T




 0.m   *o.ltmJA   *,O.l%+0.,mA     *,ol.o"   *,o.l%+.K!ml",
                                   +,O.lO"   +iO.l%+ wmv,
GENERAL
SAFETY PRECAUTIONS
POWER UP SEQUENCE




           7
STANDBY/OPERATE
VOLTS/MEMORY     STEP




AMPS/DWELL     TIME
DISPLAY   MODIFY       GROUP

             DISPLAY MODIFY

     0    SELECT              0   ENTER




SELECT
DECADE




ENTER




         13
DATA


     DATA
   & e, A
   A " ti
   MOD      e?
MEMORY       CONTROL GROUP

             MEMORY
                 CONTROL
    1
                     STOP

         0       0   STAR1




STOP/START
SINGLE STEP/SINGLE
CYCLE/CONTINUOUS
COMPLIANCE
STATUS GROUP




        0   MODULATE    I

        0   MODULATE "

        0   SINK ONLY



LOCAL




REMOTE/TALK/LISTEN




                   19
MODULATE    l/MODULATE   V



SINK ONLY




                20
PROGRAM      CONTROL        GROUP

          PROGRAM CONTROL

     0      PROGRAM




     0      CANCEL




PROGRAM
FRONT PANEL OPERATION




SOURCE MODE




SINK MODE
OPERATION
24
FRONT PANEL PROGRAMS




PROGRAM   1 COPY
PROGRAM   2 SINK ONLY




PROGRAM   3 IEEE
PROGRAM   4 MOD V




              27
PROGRAM   5 MOD I




PROGRAM   6 TEST




               28
PROGRAM       9 RESET

DESCRIPTION




OPERATION




                  29
QUICK DISCONNECT
SENSE




DESCRIPTION
OPERATION




            32
I MONITOR




            33
TRIGGER (IN and OUT)

          TRlGGER
        @   @J
DESCRIPTION




              34
,
IEEE-488 PROGRAMMING
SF




MI


RP




TR




     38
r   1
PROGRAMS




           42
IBM PC or XT
(Keithley 8573 GPIB Interface)




                43
PROGRAM   COMMENTS
APPLE II
(APPLE Interface)
COMMENTS




Example: ,"= 1,.
lx?ma zs = CTRL-L.
HP 85




        47
HP 9825A




PROGRAM    COMMENTS
HP 9816
DEC LSI 11
PROGRAM   COMMENTS
PET/CBM   2001




PROGRAM     COMMENTS

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