User Contributed MET/CAL PROCEDURE ============================================================================= INSTRUMENT: Keithley 199: CAL ADJ IEEE DATE: 03-Aug-92 AUTHOR: User Contributed REVISION: 2.0 ADJUSTMENT THRESHOLD: 100% NUMBER OF TESTS: 1 NUMBER OF LINES: 191 CONFIGURATION: Fluke 5700A ============================================================================= STEP FSC RANGE NOMINAL TOLERANCE MOD1 MOD2 3 4 CON # This procedure is based on the calibration procedure in the Instruction # manual for the Keithley Model 199 System DMM dated January 1988. 1.001 ASK- R Q N P J A W 1.002 HEAD PRELIMINARY INSTRUCTIONS 1.003 DISP Allow the Keithley 199 to stabilize in an environment 1.003 DISP with ambient temperature of 18 to 28C and relative 1.003 DISP humidity of less than 80%. 1.003 DISP Then turn the Keithley 199 on, and allow it to warm up 1.003 DISP for at least 2 hours. 1.003 DISP Connect the UUT to IEEE Port 1. 1.004 DISP *************************************************** 1.004 DISP To reduce noise pickup by test leads, particularly 1.004 DISP during high Ohms verification, use shielded test 1.004 DISP cables between the Fluke 5700A and the UUT. 1.004 DISP Twist the cables to minimize HF signal pickup. 1.004 DISP *************************************************** 1.005 DISP [32] Connect the 5700A and the UUT as follows. 1.005 DISP [32][27][91]1m 5700A TO 199 1.005 DISP [32] OUTPUT V ê A HI ÄÄÄÄÄÄÄÄÄ VOLTS/OHMS INPUT HI 1.005 DISP [32] OUTPUT V ê A LO ÄÄÄÄÄÄÄÄÄ VOLTS/OHMS INPUT LO 1.005 DISP [32] SENSE V ê HI ÄÄÄÄÄÄÄÄÄÄÄ OHMS SENSE HI 1.005 DISP [32] SENSE V ê HI ÄÄÄÄÄÄÄÄÄÄÄ OHMS SENSE LO 1.005 DISP [32] AUX CURRENT OUTPUT HI ÄÄÄ AMPS INPUT 1.006 IEEE [SDC] 1.007 IEEE U5X[I] 1.008 MATH MEM1 = MEM 1.009 JMPZ 1.012 1.010 DISP Place the FRONT/REAR switch to the FRONT setting (out 1.010 DISP position). 1.011 JMP 1.007 1.012 DISP Enable the CALIBRATION MODE by pressing the 1.012 DISP " CAL LOCK " switch on the FRONT PANEL 1.012 DISP with a small screwdriver until the display 1.012 DISP indicates " CAL UNLOCK ". 1.013 HEAD DC VOLTS CALIBRATION ADJUSTMENT 1.014 IEEE Z0S1X 1.015 IEEE F0R1X 1.016 5700 -300mV S 2W 1.017 IEEE V-300E-3XC2X[I] 1.018 IEEE U1X[I] 1.019 MATH MEM1 = MEM - 1.99e+26 1.020 JMPT 1.012 1.021 5700 300mV S 2W 1.022 IEEE V300E-3XC0X[I] 1.023 5700 0mV S 2W 1.024 IEEE V0XC1X[I] 1.025 IEEE F0R2X 1.026 5700 -3V S 2W 1.027 IEEE V-3XC2X[I] 1.028 5700 3V S 2W 1.029 IEEE V3XC0X[I] 1.030 5700 0mV S 2W 1.031 IEEE V0XC1X[I] 1.032 IEEE F0R3X 1.033 5700 -30V S 2W 1.034 IEEE V-30XC2X[I] 1.035 5700 30V S 2W 1.036 IEEE V30XC0X[I] 1.037 5700 0mV S 2W 1.038 IEEE V0XC1X[I] 1.039 IEEE F0R4X 1.040 5700 -300V S 2W 1.041 IEEE V-300XC2X[I] 1.042 5700 300V S 2W 1.043 IEEE V300XC0X[I] 1.044 5700 0mV S 2W 1.045 IEEE V0XC1X[I] 1.046 5700 * S 1.047 HEAD OHMS CALIBRATION ADJUSTMENT 1.048 IEEE F2R1X 1.049 5700 190Z S 4W 1.050 IEEE V[MEM1]XC0X[I] 1.051 5700 0Z S 4W 1.052 IEEE V0XC1X[I] 1.053 IEEE F2R2X 1.054 5700 1900Z S 4W 1.055 IEEE V[MEM1]XC0X[I] 1.056 5700 0Z S 4W 1.057 IEEE V0XC1X[I] 1.058 IEEE F2R3X 1.059 5700 19000Z S 4W 1.060 IEEE V[MEM1]XC0X[I] 1.061 5700 0Z S 4W 1.062 IEEE V0XC1X[I] 1.063 IEEE F2R4X 1.064 5700 190000Z S 4W 1.065 IEEE V[MEM1]XC0X[I] 1.066 5700 0Z S 4W 1.067 IEEE V0XC1X[I] 1.068 IEEE F2R5X 1.069 5700 1900000Z S 2W 1.070 IEEE V[MEM1]XC0X[D5000][I] 1.071 5700 0Z S 2W 1.072 IEEE V0XC1X[D5000][I] 1.073 IEEE F2R6X 1.074 5700 19000000Z S 2W 1.075 IEEE V[MEM1]XC0X[D5000][I] 1.076 5700 0Z S 2W 1.077 IEEE V0XC1X[D5000][I] 1.078 IEEE F2R7X 1.079 5700 100000000Z S 2W 1.080 IEEE V[MEM1]XC0X[D5000][I] 1.081 5700 0Z S 2W 1.082 IEEE V0XC1X[D5000][I] 1.083 5700 * S 1.084 HEAD TRMS AC VOLTS CALIBRATION ADJUSTMENT 1.085 IEEE F1R1X 1.086 5700 300mV 500H S 2W 1.087 IEEE V300E-3XC0X[I] 1.088 5700 30mV 500H S 2W 1.089 IEEE V30E-3XC1X[I] 1.090 IEEE F1R2X 1.091 5700 3V 500H S 2W 1.092 IEEE V3XC0X[I] 1.093 5700 0.3V 500H S 2W 1.094 IEEE V300E-3XC1X[I] 1.095 IEEE F1R3X 1.096 5700 30V 500H S 2W 1.097 IEEE V30XC0X[I] 1.098 5700 3V 500H S 2W 1.099 IEEE V3XC1X[I] 1.100 IEEE F1R4X 1.101 5700 300V 500H S 2W 1.102 IEEE V300XC0X[I] 1.103 5700 30V 500H S 2W 1.104 IEEE V30XC1X[I] # The following High Frequency Tests require that the Adjustment Threshold # in the header of this procedure be set to 100% and the ASK- J flag be set # so that the High Frequency adjustments are performed if found to be out of # tolerance. 1.105 IEEE F1R0X 1.106 5700 100V 70kH S 2W 1.107 IEEE [I] 1.108 MATH MEM1 = MEM - 100 1.109 JMPZ 1.111 1.8U 1.110 JMP 1.115 1.111 5700 10V 70kH S 2W 1.112 IEEE [I] 1.113 MATH MEM1 = MEM - 10 1.114 JMPZ 1.121 0.18U 1.115 HEAD HIGH FREQUENCY CALIBRATION ADJUSTMENT 1.116 5700 100V 70kH S 2W 1.117 DISP Adjust C48 for 100.000V ñ500 counts. 1.118 5700 10V 70kH S 2W 1.119 DISP Adjust C49 for 10.0000V ñ500 counts. 1.120 JMP 1.106 1.121 5700 * S 1.122 HEAD DC CURRENT CALIBRATION ADJUSTMENT 1.123 MMFC C2 1.124 IEEE F3R1X 1.125 5700 30mA S 2W 1.126 IEEE V30E-3XC0X[I] 1.127 5700 0mA S 2W 1.128 IEEE V0XC1X[I] 1.129 IEEE F3R2X 1.130 5700 2A S 2W 1.131 IEEE V2XC0X[I] 1.132 5700 0mA S 2W 1.133 IEEE V0XC1X[I] 1.134 HEAD AC CURRENT CALIBRATION ADJUSTMENT 1.135 IEEE F4R1X 1.136 5700 30mA 500H S 2W 1.137 IEEE V30E-3XC0X[I] 1.138 5700 3mA 500H S 2W 1.139 IEEE V3E-3XC1X[I] 1.140 IEEE F4R2X 1.141 5700 2A 500H S 2W 1.142 IEEE V2XC0X[I] 1.143 5700 300mA 500H S 2W 1.144 IEEE V300E-3XC1X[I] 1.145 HEAD CALIBRATION ADJUSTMENT COMPLETE 1.146 5700 * S 1.147 IEEE [SDC] 1.148 DISP Disable the CALIBRATION MODE by pressing the 1.148 DISP " CAL LOCK " switch on the FRONT PANEL 1.148 DISP with a small screwdriver until the display 1.148 DISP indicates " CAL LOCKED ". 1.149 HEAD 1.150 END