User Contributed                                           MET/CAL PROCEDURE
=============================================================================
INSTRUMENT:            Ballantine 3205B:Digital Micro-Ohmmeter
DATE:                  20-Aug-97
AUTHOR:                User Contributed
REVISION:              0
ADJUSTMENT THRESHOLD:  70%
NUMBER OF TESTS:       15
NUMBER OF LINES:       140
CONFIGURATION:         Fluke 5700A
STANDARD:              EPC HS 5-500
STANDARD:              SRI-SH 20
STANDARD:              Leeds & Northrup 4222-B
STANDARD:              Leeds & Northrup 4221
=============================================================================
 STEP    FSC    RANGE NOMINAL        TOLERANCE     MOD1        MOD2  3  4 CON
  1.001  ASK-                        P                            F
  1.002  ASK+                                          X
  1.003  HEAD         INITIAL CONDITIONS
  1.004  OPBR         Are the Leeds & Northrup standard resistors available?
  1.005  JMPT         1.009
  1.006  MATH         m[255] = -1
  1.007  STD          EPC HS 5-500
  1.008  STD          SRI-SH 20
  1.009  STD          Leeds & Northrup 4222-B
  1.010  STD          Leeds & Northrup 4221
  1.011  DISP         Set the UUT front panel controls as follows:
  1.011  DISP         RANGE switch ...................................... 20
  1.011  DISP         ohm/mohm switch ................................... mohm
  1.011  DISP         ZERO/OPERATE switch ............................... ZERO
  1.011  DISP         PULSE/CONT switch ................................. CONT
  1.012  DRAW          8 78  2 78                  100  5 66 55
  1.013  DISP         Adjust the ZERO adjust for a UUT reading of 0.000.
  1.013  DISP         [DRAW0,85,F]
  1.014  DISP         Release the ZERO/OPERATE switch to the OPERATE position.
  1.015  HEAD         {}
  1.016  HEAD         {* CALIBRATION ACCURACY TEST *}
  1.017  JMP          2.001
  1.018  EVAL
  2.001  DISP         Set the UUT to the 20mohm range.
  2.002  DISP         Connect the 0.01 ohm resistor to the UUT using the
  2.002  DISP         4-wire method.
  2.003  MEMI         Use keyboard to enter calibrated value of Std. resistor:
  2.004  MEM*         1000
  2.005  MEME                                                     >1
  2.006  MEMI         Use keyboard to enter actual UUT reading in mohm.
  2.007  MATH         mem1 = m[255]
  2.008  JMPT         2.011
  2.009  ACC          2.5000mZ       0.01%
  2.010  JMP          2.012
  2.011  ACC          10.000mZ       0.01%
  2.012  MEME
  2.013  MEME                                                     <1
  2.014  MEMC         mZ             0.009U
  3.001  DISP         Disconnect the 0.01 ohm resistor from UUT.
  3.002  DISP         Set the UUT to the 200 mohm range.
  3.003  DISP         Connect the 0.1 ohm resistor to the UUT using the
  3.003  DISP         4-wire method.
  3.004  MEMI         Use keyboard to enter calibrated value of Std. resistor:
  3.005  MEM*         1000
  3.006  MEME                                                     >2
  3.007  MEMI         Use keyboard to enter actual UUT reading in mohm.
  3.008  ACC          100.00mZ       0.01%
  3.009  MEME
  3.010  MEME                                                     <2
  3.011  MEMC         mZ             0.09U
  4.001  DISP         Disconnect the 0.1 ohm resistor from UUT.
  4.002  ASK+   R       K
  4.003  ASK-                                                              W
  4.004  DISP         Connect the 5700A and the UUT as follows:
  4.004  DISP         5700A        TO      3205B
  4.004  DISP         OUTPUT V ohm A HI ......... +V
  4.004  DISP         OUTPUT V ohm A LO ......... -V
  4.004  DISP         SENSE  V ohm HI ........... +I
  4.004  DISP         SENSE  V ohm HI ........... -I
  4.005  5700   2000  1000.0mZ       0.9U                                  4W
  5.001  5700   20    10.000Z        0.009U                                4W
  6.001  5700   200   100.00Z        0.09U                                 4W
  7.001  5700   2000  1000.0Z        0.9U                                  4W
  8.001  HEAD         {}
  8.002  HEAD         {* PULSE FUNCTION TEST *}
  8.003  JMP          9.001
  8.004  EVAL
  9.001  DISP         Set the UUT to the 20 mohm range.
  9.002  DISP         Connect the 0.01 ohm resistor to the UUT using the
  9.002  DISP         4-wire method.
  9.003  DISP         Depress the UUT PULSE/CONT switch.
  9.004  DISP         Momentarily depress the MEASURE switch.
  9.005  MEMI         Use keyboard to enter actual UUT reading in mohm.
  9.006  MATH         mem1 = m[255]
  9.007  JMPT         9.010
  9.008  ACC          2.5000mZ       0.01%
  9.009  JMP          9.011
  9.010  ACC          10.000mZ       0.01%
  9.011  MEME
  9.012  MEME                                                     <1
  9.013  MEMC         mZ             0.009U
 10.001  DISP         Disconnect the 0.01 ohm resistor from UUT.
 10.002  DISP         Set the UUT to the 200 mohm range.
 10.003  DISP         Connect the 0.1 ohm resistor to the UUT using the
 10.003  DISP         4-wire method.
 10.004  DISP         Momentarily depress the MEASURE switch.
 10.005  MEMI         Use keyboard to enter actual UUT reading in mohm.
 10.006  ACC          100.00mZ       0.01%
 10.007  MEME
 10.008  MEME                                                     <2
 10.009  MEMC         mZ             0.09U
 11.001  DISP         Disconnect the 0.1ohm resistor from UUT.
 11.002  DISP         Connect the 5700A and the UUT as follows:
 11.002  DISP         [27][91]1m        5700A        TO      3205B
 11.002  DISP         OUTPUT V ohm A HI ......... +V
 11.002  DISP         OUTPUT V ohm A LO ......... -V
 11.002  DISP         SENSE  V ohm HI ........... +I
 11.002  DISP         SENSE  V ohm HI ........... -I
 11.003  DISP         Set the UUT to the 2000 mOhm range.
 11.004  5700         1000.0mZ                                          S  4W
 11.005  DISP         Momentarily depress the MEASURE switch.
 11.006  MEMI         Use keyboard to enter actual UUT reading in ohm.
 11.007  MEME
 11.008  MEMC         mZ             0.9U
 12.001  DISP         Set the UUT to the 20 Ohm range.
 12.002  5700         10.000Z                                           S  4W
 12.003  DISP         Momentarily depress the MEASURE switch.
 12.004  MEMI         Use keyboard to enter actual UUT reading in ohm.
 12.005  MEME
 12.006  MEMC         Z              0.009U
 13.001  DISP         Set the UUT to the 200 Ohm range.
 13.002  5700         100.00Z                                           S  4W
 13.003  DISP         Momentarily depress the MEASURE switch.
 13.004  MEMI         Use keyboard to enter actual UUT reading in ohm.
 13.005  MEME
 13.006  MEMC         Z              0.09U
 14.001  DISP         Set the UUT to the 2000 Ohm range.
 14.002  5700         1000.0Z                                           S  4W
 14.003  DISP         Momentarily depress the MEASURE switch.
 14.004  MEMI         Use keyboard to enter actual UUT reading in ohm.
 14.005  MEME
 14.006  MEMC         Z              0.9U
 15.001  HEAD         {}
 15.002  END