Keithley 2182 Service Manual page 100

Table B-2
Default calibration constants and tolerances
Cal constant Default cal
name constant
usr_10vfs +10e+0
usr_m10vfs -10e+0
usr_100vfs +100e+0
aper_corr_1plc +1.44e-1
aper_corr_5plc +1.44e-1
c10mvz -6e-6
c1vz -6e-6
c10vz -4e-7
c100vz
-6e-6
c10vratz_ch2hi -6.00e-6
c10vratz -4e-6
c10vratz_LOW_Q -4e-6
c10vfs +1.4231e+0
cm10vfs -1.44e+0
cFE_B_0_DIV100 -6.00e-6
c100vfs -6.00e-6
cm100vfs -1.44e-1
cFE_B_7_DIV100 +1.00e-2
cFE_B_7_1 +1.00e+0
cFE_B_0_1_100V -6.00e-6
cFE_B_1_1 +1.44e-1
cFE_B_1_10 +1.44e+0
cFE_B_0_10 +1.44e-1
cFE_B_P1_10 +1.44e-1
cFE_B_P1_100 +1.44e+0
cFE_B_0_100 +1.44e-1
ACalTemp 30.0
caoutvz 0.00025
caoutv32000 -1.667e-1
caoutvm32000 1.667e-1
Cal
constant Typical
tolerance constants
10% 1.0000000E+01
10% -1.0000000E+01
10% 1.0000000E+02
1.44e-2 1.4449467E-01
1.44e-2 1.4449382E-01
2e-2 5.3548538E-06
8e-5 8.5682575E-08
1e-4 -2.9889257E-07
8e-5 -2.6752717E-07
6.00e-5 3.4445513E-08
8e-5 6.9316616E-07
8e-5 -3.5030445E-07
1.44e-1 1.4294341E+00
1.44e-1 -1.4294396E+00
6.00e-5 -2.3740633E-07
1.00e-3 -4.7622696E-04
1.44e-2 -1.4400000E-01
1.00e-3 9.9931261E-03
1.00e-1 9.9988576E-01
6.00e-5 -6.0000000E-06
1.44e-2 1.4449498E-01
8.64e-1 1.4436776E+00
1.44e-2 1.4294286E-01
8.64e-2 1.5625974E-01
2.88e-1 1.5614776E+00
1.44e-2 1.4294303E-01
±30 3.2249547E+01
0.025 2.8907327E-04
3.2e-2 -1.7226908E-01
3.2e-2
Calibration Reference
Description
+10V value entered by user.
-10V value entered by user.
+100V value entered by user (not used).
Gain-aperture correction, 1PLC.
Gain-aperture correction, 5PLC.
Zero, 10mV range.
Zero, +1V.
Zero, +10V.
Zero, +100V.
Zero, +10V, channel 2 high.
Zero, +10V, channel 2 low.
Zero, +10V, channel 2 low-pumpout mode.
Full scale, +10V.
Full scale, -10V.
Background zero x1/100 gain.
Check for voltage applied at start of full ACAL.
Full scale, -100V (not used; no 100V cal step).
ACAL 7V reference, x1/100 gain. For 100V range.
ACAL 7V reference, x1 gain. For 100V range.
ACAL, 100V divider gain. Not used.
ACAL 1V reference, x1 gain. For 10mV range.
ACAL 1V reference, x10 gain. For 10mV range.
c1V_Icorr_off @ 1PLC
ACAL 0.1V reference, x10 gain. For 10mV range.
ACAL 0.1V reference, x100 gain. For 10mV range.
c1v_Icorr_on @ 1PLC
Temperature (in °C) of unit during ACAL.
Analog output, DAC at 0.
Analog output, DAC at +32000.
Analog output, DAC at -32000.
B-5