Fluke                                                       MET/CAL Procedure
=============================================================================
INSTRUMENT:            Fluke 21: CAL ADJ /5520
INSTRUMENT:            Fluke 23: CAL ADJ /5520
INSTRUMENT:            Fluke 73: CAL ADJ /5520
INSTRUMENT:            Fluke 75: CAL ADJ /5520
INSTRUMENT:            Fluke 77: CAL ADJ /5520
DATE:                  19-Aug-97
AUTHOR:                Fluke Corporation
REVISION:              $Revision: 1.1 $
ADJUSTMENT THRESHOLD:  70%
NUMBER OF TESTS:       1
NUMBER OF LINES:       60
CONFIGURATION:         Fluke 5520A
=============================================================================
#
# Source:
#   Fluke 70 Series service manual (PN 731034 Jan. 1984).
#
# 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  ASK-   R                                                          W
  1.002  HEAD         PRELIMINARY INSTRUCTIONS
  1.003  DISP         Warm-up time: NONE
  1.003  DISP         Temperature : 18 - 28 degC
  1.003  DISP         Humidity    : <80%
  1.004  DISP         [32]                WARNING
  1.004  DISP         HIGH VOLTAGE is used or exposed during the performance
  1.004  DISP         of this calibration.  DEATH ON CONTACT may result if
  1.004  DISP         personnel fail to observe safety precautions.
  1.005  HEAD         CALIBRATION ACCESS PROCEDURE
  1.006  DISP         Select the V DC function (auto range).
  1.006  DISP
  1.006  DISP         Remove the four phillips-head screws from the bottom of
  1.006  DISP         the case. Turn the instrument face-up, and grasp the top
  1.006  DISP         cover at both sides. Pull the top cover from the UUT.
  1.007  HEAD         CALIBRATION PROCEDURE
  1.008  DISP         Connect the 5520A and UUT as follows:
  1.008  DISP         [32] 5520A NORMAL HI to UUT Volt Ohm
  1.008  DISP         [32] 5520A NORMAL LO to UUT COM
  1.009  5520         3V                                                S  2W
  1.010  DISP         Adjust the Calibration Pot for a reading of 3.000V.
  1.011  END