SLAC Magnetic Measurements Date: 06-10-2009 Time: 17:43:43 Project: ECHO7 Magnet Type: Dipole Magnet Name: 3D4_06 Serial Number: 5 Run Number: 1 Measurement Device: 10 Wire Operator: sda Comment: Integated Gradient vs current. Current 0 to 6 amps in 1 A steps. Standardization: 3 cycles from 0.0 A to 6.0 A to 0.0 A Test Currents (A): 0.0 1.0 2.0 3.0 4.0 5.0 6.0 17:44:07 Magnet Current, Imag = 0.000849 A Vtrans = 0.000141 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000000 A 17:44:08 Magnet Current, Imag = 0.000854 A Vtrans = 0.000142 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000000 A 17:44:09 Magnet Current, Imag = 0.000850 A Vtrans = 0.000142 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000000 A 17:44:09 Magnet Current, Imag = 0.000847 A Vtrans = 0.000141 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000000 A 17:44:09 Magnet Current Measurement: Imag = 0.0008 +- 0.0000 A 17:44:18 Initial Zero Current Measurement, Imag_zero = 0.0008 A 17:44:18 Magnet current ramping to 6.0000 A... 17:45:22 Magnet current ramping to 0.0000 A... 17:46:26 Magnet current ramping to 6.0000 A... 17:47:30 Magnet current ramping to 0.0000 A... 17:48:34 Magnet current ramping to 6.0000 A... 17:49:38 Magnet current ramping to 0.0000 A... 17:50:48 Name = None, is zeroed 17:50:48 Magnet current ramping to 0.0000 A... 17:51:18 Magnetic Field Measurement Measuring the magnet strength... 17:51:18 Integrated Voltage Measurement... 17:51:19 Magnet Current, Imag = -0.001021 A Vtrans = -0.000028 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:51:30 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000074374 Vs 17:51:42 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000056305 Vs 17:51:42 Magnet Current, Imag = -0.001017 A Vtrans = -0.000028 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:51:53 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000074560 Vs 17:52:04 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000056397 Vs 17:52:05 Magnet Current, Imag = -0.001016 A Vtrans = -0.000028 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:52:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000073394 Vs 17:52:27 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000058321 Vs 17:52:28 Magnet Current, Imag = -0.001029 A Vtrans = -0.000030 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:52:39 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000074024 Vs 17:52:50 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000055750 Vs 17:52:51 Magnet Current, Imag = -0.001014 A Vtrans = -0.000027 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:53:02 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000076357 Vs 17:53:14 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000053405 Vs 17:53:14 Magnet Current, Imag = -0.001024 A Vtrans = -0.000029 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:53:25 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000077970 Vs 17:53:37 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000051936 Vs 17:53:38 Magnet Current, Imag = -0.001027 A Vtrans = -0.000030 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:53:49 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000079530 Vs 17:54:00 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.000050819 Vs 17:54:00 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.000065224 +- 0.000000335 Vs 17:54:00 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0100000 m, Nturns = 10.0 VT = 0.000065224 +- 0.000000335 Vs BL = 0.00065224 +- 0.00000335 Tm 17:54:04 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00065 0.00000 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.00065 0.00000 0.00065 0.00000 17:54:04 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00065 0.00000 SL = 0.0006522 +- 0.0000034 Tm^2/m^n 17:54:04 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0006522 +- 0.0000034 Tm^2/m^n 17:54:04 Magnet current ramping to 1.0000 A... 17:54:40 Magnetic Field Measurement Measuring the magnet strength... 17:54:40 Integrated Voltage Measurement... 17:54:40 Magnet Current, Imag = 1.000723 A Vtrans = 0.166929 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:54:51 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001041105 Vs 17:55:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001013972 Vs 17:55:04 Magnet Current, Imag = 1.000716 A Vtrans = 0.166928 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:55:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001038482 Vs 17:55:26 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001015014 Vs 17:55:27 Magnet Current, Imag = 1.000731 A Vtrans = 0.166930 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:55:38 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001038084 Vs 17:55:50 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001013864 Vs 17:55:50 Magnet Current, Imag = 1.000717 A Vtrans = 0.166928 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:56:02 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001038229 Vs 17:56:14 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001013463 Vs 17:56:15 Magnet Current, Imag = 1.000721 A Vtrans = 0.166928 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:56:26 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001039528 Vs 17:56:38 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001014490 Vs 17:56:38 Magnet Current, Imag = 1.000710 A Vtrans = 0.166927 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:56:49 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001037889 Vs 17:57:01 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001014707 Vs 17:57:02 Magnet Current, Imag = 1.000736 A Vtrans = 0.166931 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:57:13 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001039741 Vs 17:57:24 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.001011995 Vs 17:57:24 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.001026469 +- 0.000000602 Vs 17:57:24 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0100000 m, Nturns = 10.0 VT = 0.001026469 +- 0.000000602 Vs BL = 0.01026469 +- 0.00000602 Tm 17:57:28 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.01026 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.01026 0.00001 0.01026 0.00000 17:57:28 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.01026 0.00001 SL = 0.0102647 +- 0.0000060 Tm^2/m^n 17:57:28 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0102647 +- 0.0000060 Tm^2/m^n 17:57:28 Magnet current ramping to 2.0000 A... 17:58:04 Magnetic Field Measurement Measuring the magnet strength... 17:58:04 Integrated Voltage Measurement... 17:58:05 Magnet Current, Imag = 1.999300 A Vtrans = 0.333358 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:58:16 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002044926 Vs 17:58:28 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002024624 Vs 17:58:28 Magnet Current, Imag = 1.999294 A Vtrans = 0.333357 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:58:40 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002042200 Vs 17:58:52 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002025898 Vs 17:58:52 Magnet Current, Imag = 1.999313 A Vtrans = 0.333361 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:59:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002042888 Vs 17:59:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002023324 Vs 17:59:16 Magnet Current, Imag = 1.999299 A Vtrans = 0.333358 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:59:27 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002043411 Vs 17:59:37 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002024647 Vs 17:59:38 Magnet Current, Imag = 1.999292 A Vtrans = 0.333357 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 17:59:50 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002042465 Vs 18:00:02 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002026072 Vs 18:00:02 Magnet Current, Imag = 1.999292 A Vtrans = 0.333357 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:00:14 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002040597 Vs 18:00:24 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002026495 Vs 18:00:25 Magnet Current, Imag = 1.999276 A Vtrans = 0.333354 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:00:37 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002041024 Vs 18:00:49 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.002025409 Vs 18:00:49 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.002033856 +- 0.000000554 Vs 18:00:49 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0100000 m, Nturns = 10.0 VT = 0.002033856 +- 0.000000554 Vs BL = 0.02033856 +- 0.00000554 Tm 18:00:53 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.02034 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.02034 0.00001 0.02034 0.00000 18:00:53 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.02034 0.00001 SL = 0.0203386 +- 0.0000055 Tm^2/m^n 18:00:53 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0203386 +- 0.0000055 Tm^2/m^n 18:00:53 Magnet current ramping to 3.0000 A... 18:01:28 Magnetic Field Measurement Measuring the magnet strength... 18:01:28 Integrated Voltage Measurement... 18:01:29 Magnet Current, Imag = 3.007665 A Vtrans = 0.501419 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:01:40 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003022167 Vs 18:01:52 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003004562 Vs 18:01:53 Magnet Current, Imag = 3.007664 A Vtrans = 0.501419 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:02:04 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003022184 Vs 18:02:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003004629 Vs 18:02:16 Magnet Current, Imag = 3.007673 A Vtrans = 0.501421 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:02:28 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003020453 Vs 18:02:39 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003005753 Vs 18:02:40 Magnet Current, Imag = 3.007666 A Vtrans = 0.501419 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:02:52 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003020225 Vs 18:03:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003006644 Vs 18:03:04 Magnet Current, Imag = 3.007677 A Vtrans = 0.501421 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:03:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003021970 Vs 18:39:05 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003001278 Vs 18:39:06 Magnet Current, Imag = 3.007687 A Vtrans = 0.501423 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:39:17 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003025679 Vs 18:39:29 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003002654 Vs 18:39:29 Magnet Current, Imag = 3.007690 A Vtrans = 0.501423 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:39:41 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003023151 Vs 18:39:52 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003002447 Vs 18:39:52 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003013128 +- 0.000000725 Vs 18:39:52 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0100000 m, Nturns = 10.0 VT = 0.003013128 +- 0.000000725 Vs BL = 0.03013128 +- 0.00000725 Tm 18:39:56 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.03013 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.03013 0.00001 0.03013 0.00000 18:39:56 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.03013 0.00001 SL = 0.0301313 +- 0.0000072 Tm^2/m^n 18:39:56 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0301313 +- 0.0000072 Tm^2/m^n 18:39:56 Magnet current ramping to 4.0000 A... 18:40:32 Magnetic Field Measurement Measuring the magnet strength... 18:40:32 Integrated Voltage Measurement... 18:40:33 Magnet Current, Imag = 4.005827 A Vtrans = 0.667779 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:40:44 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003956926 Vs 18:40:55 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003929574 Vs 18:40:55 Magnet Current, Imag = 4.005825 A Vtrans = 0.667779 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:41:06 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003959331 Vs 18:41:18 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003927926 Vs 18:41:18 Magnet Current, Imag = 4.005845 A Vtrans = 0.667782 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:41:30 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003958770 Vs 18:41:41 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003930663 Vs 18:41:41 Magnet Current, Imag = 4.005848 A Vtrans = 0.667783 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:41:53 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003958736 Vs 18:42:04 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003929298 Vs 18:42:05 Magnet Current, Imag = 4.005828 A Vtrans = 0.667780 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:42:16 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003959516 Vs 18:42:28 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003927817 Vs 18:42:29 Magnet Current, Imag = 4.005840 A Vtrans = 0.667782 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:42:40 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003961830 Vs 18:42:51 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003928386 Vs 18:42:52 Magnet Current, Imag = 4.005826 A Vtrans = 0.667779 V, Factor V/A = 0.166667 V/A, Zero Current = 0.000850 A 18:43:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003956871 Vs 18:43:14 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0100000 m VT = -0.003930846 Vs 18:43:14 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0100000 m VT = 0.003944035 +- 0.000000605 Vs 18:43:14 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0100000 m, Nturns = 10.0 VT = 0.003944035 +- 0.000000605 Vs BL = 0.03944035 +- 0.00000605 Tm 18:43:18 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.03944 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.03944 0.00001 0.03944 0.00000 18:43:18 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.03944 0.00001 SL = 0.0394403 +- 0.0000061 Tm^2/m^n 18:43:18 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0394403 +- 0.0000061 Tm^2/m^n 18:43:18 Magnet current ramping to 5.0000 A...