Fluke Corporation                                           MET/CAL Procedure
=============================================================================
INSTRUMENT:            Fluke 8000A: CAL ADJ /5520,6666
DATE:                  18-Jan-95
AUTHOR:                Fluke Corporation
REVISION:              $Revision: 1.1 $
ADJUSTMENT THRESHOLD:  70%
NUMBER OF TESTS:       1
NUMBER OF LINES:       99
CONFIGURATION:         Fluke 5520A
STANDARD:              Philips PM 6666
=============================================================================
#
# Source:
#   Fluke 8000A instruction manual (PN 347906).
#
# Compatibility:
#   5500/CAL 5.0 or MET/CAL 5.0 or later
#
# Subprocedures:
#   None
#
# Required Files:
#   None
#
# System Specifications:
#   TUR calculation is based on specification interval of the accuracy file.
#   The default 5520A accuracy file contains 90 day specs.
#
# Fluke makes no warranty, expressed or implied, as to the fitness
# or suitability of this procedure in the customer's application.
#
# The 90 day specifications of the 5520A are used in TUR computations.
#
 STEP    FSC    RANGE NOMINAL        TOLERANCE     MOD1        MOD2  3  4 CON
  1.001  STD          Philips PM 6666
  1.002  ASK-         N                J                                   W
  1.003  HEAD         EQUIPMENT SETUP
  1.004  DISP         Remove the screw located just below the AC line
  1.004  DISP         jack. Slide the instrument out of the case.
  1.005  DISP         Connect the UUT to an ac power source.
  1.005  DISP         Turn the UUT on.
  1.005  DISP         Warm-up time: 1 hour.
  1.005  DISP         Ambient temperature: 22C - 25C.
  1.005  DISP         Relative humidity: less than 70%.
  1.006  HEAD         Period Adjustment
  1.007  DISP         Connect the PM 6666 and UUT as follows:
  1.007  DISP         [32] PM 6666 INPUT A HI to UUT TP5
  1.007  DISP         [32] PM 6666 INPUA A LO to UUT INPUT LO
  1.008  DISP         Select Period A on the PM 6666 front panel.
  1.009  DISP         Adjust R20 for a time period of 100ms (+/-5us).
  1.009  DISP         Variations of the time period must be <= 15us.
  1.010  DISP         Disconnect the PM 6666 from the UUT.
  1.011  HEAD         ZERO OFFSET ADJUSTMENT
  1.012  DISP         Connect the 5520A and the UUT as follows.
  1.012  DISP         [32] 5520A NORMAL HI to UUT V-Ohm
  1.012  DISP         [32] 5520A NORMAL LO to UUT COMMON
  1.013  RNG          200mV
  1.014  5520         0mV                                               S  2W
  1.015  DISP         Adjust R15 for a UUT display of 00.0+/-00.1.
  1.016  5520         *                                                 S
  1.017  OPBR         Does the UUT read less than or equal to 01.0?
  1.018  JMPF         1.015
  1.019  HEAD         TURN_OVER ERROR ADJUSTMENT
  1.020  5520         190mV                                             S  2W
  1.021  DISP         Adjust R23 for a UUT reading of 190.0mV.
  1.022  5520         -190mV                                            S  2W
  1.023  DISP         Adjust R15 for a UUT reading of 190.0+/-0.1mV.
  1.024  HEAD         RANGE ADJUSTMENTS (DC Volts)
  1.025  5520         190mV                                             S  2W
  1.026  DISP         Adjust R23 for a UUT reading of 190.0+/-0.3mV.
  1.027  5520         *                                                 S
  1.028  RNG          2V
  1.029  5520         1.9V                                              S  2W
  1.030  DISP         Adjust R25 for a UUT reading of 1.900+/-0.003V.
  1.031  5520         *                                                 S
  1.032  HEAD         RANGE ADJUSTMENTS (Ohms)
  1.033  RNG          20MZ
  1.034  5520         19MZ                                              S  2W
  1.035  DISP         Adjust R55 for a UUT reading of 19.00+/-0.11 MOhm.
  1.036  5520         *                                                 S
  1.037  DISP         Connect the 5520A and the UUT as follows.
  1.037  DISP         [32] 5520A NORMAL HI to UUT V-Ohm
  1.037  DISP         [32] 5520A NORMAL LO to UUT COMMON
  1.037  DISP         [32] 5520A AUX HI to UUT V-Ohm
  1.037  DISP         [32] 5520A AUX LO to UUT COMMON
  1.038  RNG          20kZ
  1.039  5520         19kZ                                              S  CW
  1.040  DISP         Adjust R12 for a UUT reading of 19.00+/-0.05 kOhm.
  1.041  5520         *                                                 S
  1.042  HEAD         RANGE ADJUSTMENTS (High Freq. AC)
  1.043  DISP         Connect the 5520A and the UUT as follows.
  1.043  DISP         [32] 5520A NORMAL HI to UUT V-Ohm
  1.043  DISP         [32] 5520A NORMAL LO to UUT COMMON
  1.044  RNG          20V                          AC
  1.045  5520         19V                          20kH           SI    S  2W
  1.046  DISP         Adjust C3 for a UUT reading of 19.00+/-0.21V.
  1.048  END