Fluke                                                       MET/CAL Procedure
=============================================================================
INSTRUMENT:            Yokogawa HR2300: CAL ADJ /5520
DATE:                  15-Sep-97
AUTHOR:                Fluke Corporation
REVISION:              $Revision: 1.1 $
ADJUSTMENT THRESHOLD:  70%
NUMBER OF TESTS:       1
NUMBER OF LINES:       122
CONFIGURATION:         Fluke 5520A
=============================================================================
#
# Compatibility:
#   5500/CAL 5.0 or MET/CAL 5.0 or later.
#
# Subprocedures:
#   None
#
# Required Files:
#   yo23_52.bmp
#
# 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.
#
 STEP    FSC    RANGE NOMINAL        TOLERANCE     MOD1        MOD2  3  4 CON
  1.001  ASK-                        P J                          F        W
  1.002  ASK+           K                              X
  1.003  HEAD         PRELIMINARY INSTRUCTIONS
  1.004  DISP         Connect UUT to AC power and turn unit ON.
  1.004  DISP
  1.004  DISP         Warm-up time: 1-hour - REQUIRED
  1.004  DISP         Temperature: 23 +/-2 degC
  1.004  DISP         Humidity: 55 +/-10%
  1.005  DISP         [32]                WARNING
  1.005  DISP         HIGH VOLTAGE is used or exposed during the performance
  1.005  DISP         of this calibration.  DEATH ON CONTACT may result if
  1.005  DISP         personnel fail to observe safety precautions.
  1.006  HEAD         CONNECTIONS
  1.007  PIC          yo23_52
  1.008  OPBR         Are Channels 1,2,3,4,5 & 6 connected properly?
  1.009  JMPF         1.007
  1.010  DISP         Save settings to IC card or print "SET UP LIST"
  1.011  DISP         Turn UUT power off OFF.
  1.011  DISP
  1.011  DISP         Set switch 1,2,4,8 of the DIP switch behind the chart
  1.011  DISP         cassette to ON.
  1.012  DISP         Hold LOWER DISPLAY key depressed and turn UUT on.
  1.012  DISP
  1.012  DISP         Hold the LOWER DISPLAY key until 'SET UP MODE=RECORD'
  1.012  DISP         appears on the display.
  1.013  DISP         Select 'A/D' using function key and press ENTRY key.
  1.013  DISP         'A/D MODE=DC DISP' appears on the display.
  1.013  DISP
  1.013  DISP         Select 'DC AVE' using function key and press ENTRY.
  1.013  DISP         '20mV ZERO' appears on the display.
  1.014  DISP         Press ENTRY key.  The UUT adjusts 0mV automatically
  1.014  DISP         and then 'A/D MODE=DC AVERAGE' appears on the display.
  1.015  DISP         Press ENTRY key.
  1.015  DISP         'AVE=20mV ZERO' appears on the display
  1.016  DISP         Select '0ohm:1-Z' using function key and press ENTRY.
  1.016  DISP
  1.016  DISP         The UUT adjusts 0 Ohms automatically and then
  1.016  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.017  DISP         Press ENTRY key.
  1.017  DISP         'AVE=0ohm:1mA' appears on the display
  1.018  ASK-                              U
# Insure lead resistance is less than 10 Ohms.
  1.019  5520         100.0Z                                            S  2W
  1.020  ASK+                              U
  1.021  DISP         Select '100ohm:1' using function key and press ENTRY.
  1.021  DISP
  1.021  DISP         The UUT adjusts 100 Ohm automatically and then
  1.021  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.022  DISP         Press ENTRY key.
  1.022  DISP         'AVE=100ohm:1mA' appears on the display.
  1.023  DISP         Select '100:1H' using function key and press ENTRY.
  1.023  DISP
  1.023  DISP         The UUT adjusts 100 Ohm automatically and then
  1.023  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.024  DISP         Press ENTRY key.
  1.024  DISP         'AVE=100ohm:1mA-H' appears on the display
  1.025  DISP         Select '0ohm:2-Z' using function key and press ENTRY.
  1.025  DISP
  1.025  DISP         The UUT adjusts 0 Ohm automatically and then
  1.025  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.026  DISP         Press ENTRY key.
  1.026  DISP         'AVE=0ohm:2mA' appears on the display.
  1.027  ASK-                              U
# Insure lead resistance is less than 10 Ohms.
  1.028  5520         100.0Z                                            S  2W
  1.029  ASK+                              U
  1.030  DISP         Select '100ohm:2' using function key and press ENTRY.
  1.030  DISP
  1.030  DISP         The UUT adjusts 100 Ohm automatically and then
  1.030  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.031  DISP         Press ENTRY key.
  1.031  DISP         'AVE=100ohm:2mA' appears on the display.
  1.032  DISP         Select '100:2H' using function key and press ENTRY.
  1.032  DISP
  1.032  DISP         The UUT adjusts 100 Ohm automatically and then
  1.032  DISP         'A/D MODE=DC AVERAGE' appears on the display.
  1.033  DISP         Select 'WRITE' using function key and press ENTRY.
  1.033  DISP
  1.033  DISP         'WRITE OK=NO' appears on the display.
  1.033  DISP
  1.033  DISP         Select 'YES' using function key and press ENTRY key.
  1.033  DISP         'A/D MODE=WRITE' appears on the display.
  1.034  DISP         Select 'ESC' using function key and press ENTRY.
  1.034  DISP         '***A/D SET***' appears on the display.
  1.035  DISP         Press ENTRY key.
  1.035  DISP         'SET UP MODE=A/D-ADJ' appears on the display.
  1.035  DISP
  1.035  DISP         Select 'END' using function key and press ENTRY.
  1.035  DISP
  1.035  DISP         The UUT returns to normal operation.
  1.037  END