SLAC Magnetic Measurements Date: 08-01-2024 Time: 09:25:32 Project: LCLS-II-HE Magnet Type: Dipole Magnet Name: 4591 Serial Number: 1 Run Number: 30 Measurement Device: 10wire Operator: sda Comment: Degauss Currents f = 0.85 totals point = 51 Imax = -60. 1st PS On 2nd Off Standardization for MAIN: 1 cycles from -120.1 A to 120.0 A to -120.1 A Test Currents for MAIN (A): 0.00 -60.00 51.00 -43.35 36.85 -31.32 26.62 -22.63 19.23 -16.35 13.90 -11.81 10.04 -8.53 7.25 -6.17 5.24 -4.46 3.79 -3.22 2.74 -2.33 1.98 -1.68 1.43 -1.21 1.03 -0.88 0.75 -0.63 0.54 -0.46 0.39 -0.33 0.28 -0.24 0.20 -0.17 0.15 -0.12 0.11 -0.09 0.08 -0.07 0.06 -0.05 0.04 -0.03 0.03 -0.02 0.00 09:25:58 Position moved: 0.000000 m 09:26:01 Magnet Current for MAIN, Imag = 0.0006 A Vtrans = 0.000006 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:02 Magnet Current for MAIN, Imag = 0.0007 A Vtrans = 0.000007 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:03 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:03 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:04 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:05 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:05 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:06 Magnet Current for MAIN, Imag = 0.0007 A Vtrans = 0.000007 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:07 Magnet Current for MAIN, Imag = 0.0008 A Vtrans = 0.000008 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:07 Magnet Current for MAIN, Imag = 0.0007 A Vtrans = 0.000007 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 09:26:07 Magnet Avgerage Current Measurement for MAIN : Imag = 0.0007 +- 0.0000 A 09:26:25 Initial Zero Current Measurement for MAIN, Imag_zero = 0.0007462 A 09:26:25 Ambient Measurement Device(s) Being Used, type = None 09:26:26 Magnet Voltage Measurement Device(s) Being Used, type = HP34970 09:26:26 Temperature Measurement Device(s) Being Used, type = HPTHERM_HP34970 09:26:26 XMAG Device(s) Being Used, type = None 09:26:26 Ambient Measurement Device(s) Being Used, type = HP34970 09:26:26 Magnet system MAIN current ramping to 120.0000 A... 09:26:51 Magnet system MAIN current ramping to -120.0700 A... 09:27:41 Position moved: 0.000000 m 09:27:44 Magnet system MAIN current ramping to 0.0000 A... 09:28:08 Magnet system MAIN current ramping to -60.0000 A... 09:28:22 Magnet system MAIN current ramping to 51.0000 A... 09:28:45 Magnet system MAIN current ramping to -43.3500 A... 09:29:05 Magnet system MAIN current ramping to 36.8475 A... 09:29:22 Magnet system MAIN current ramping to -31.3204 A... 09:29:37 Magnet system MAIN current ramping to 26.6223 A... 09:29:50 Magnet system MAIN current ramping to -22.6290 A... 09:30:01 Magnet system MAIN current ramping to 19.2346 A... 09:30:11 Magnet system MAIN current ramping to -16.3494 A... 09:30:20 Magnet system MAIN current ramping to 13.8970 A... 09:30:28 Magnet system MAIN current ramping to -11.8125 A... 09:30:35 Magnet system MAIN current ramping to 10.0406 A... 09:30:42 Magnet system MAIN current ramping to -8.5345 A... 09:30:48 Magnet system MAIN current ramping to 7.2543 A... 09:30:53 Magnet system MAIN current ramping to -6.1662 A... 09:30:58 Magnet system MAIN current ramping to 5.2412 A... 09:31:02 Magnet system MAIN current ramping to -4.4551 A... 09:31:06 Magnet system MAIN current ramping to 3.7868 A... 09:31:10 Magnet system MAIN current ramping to -3.2188 A... 09:31:13 Magnet system MAIN current ramping to 2.7360 A... 09:31:17 Magnet system MAIN current ramping to -2.3256 A... 09:31:20 Magnet system MAIN current ramping to 1.9767 A... 09:31:23 Magnet system MAIN current ramping to -1.6802 A... 09:31:26 Magnet system MAIN current ramping to 1.4282 A... 09:31:29 Magnet system MAIN current ramping to -1.2140 A... 09:31:31 Magnet system MAIN current ramping to 1.0319 A... 09:31:34 Magnet system MAIN current ramping to -0.8771 A... 09:31:37 Magnet system MAIN current ramping to 0.7455 A... 09:31:39 Magnet system MAIN current ramping to -0.6337 A... 09:31:42 Magnet system MAIN current ramping to 0.5386 A... 09:31:44 Magnet system MAIN current ramping to -0.4578 A... 09:31:46 Magnet system MAIN current ramping to 0.3892 A... 09:31:49 Magnet system MAIN current ramping to -0.3308 A... 09:31:51 Magnet system MAIN current ramping to 0.2812 A... 09:31:54 Magnet system MAIN current ramping to -0.2390 A... 09:31:56 Magnet system MAIN current ramping to 0.2031 A... 09:31:58 Magnet system MAIN current ramping to -0.1727 A... 09:32:01 Magnet system MAIN current ramping to 0.1468 A... 09:32:03 Magnet system MAIN current ramping to -0.1248 A... 09:32:06 Magnet system MAIN current ramping to 0.1060 A... 09:32:08 Magnet system MAIN current ramping to -0.0901 A... 09:32:10 Magnet system MAIN current ramping to 0.0766 A... 09:32:13 Magnet system MAIN current ramping to -0.0651 A... 09:32:15 Magnet system MAIN current ramping to 0.0554 A... 09:32:18 Magnet system MAIN current ramping to -0.0471 A... 09:32:20 Magnet system MAIN current ramping to 0.0400 A... 09:32:22 Magnet system MAIN current ramping to -0.0340 A... 09:32:25 Magnet system MAIN current ramping to 0.0289 A... 09:32:27 Magnet system MAIN current ramping to -0.0246 A... 09:32:30 Magnet system MAIN current ramping to 0.0000 A... 09:36:18 Magnet Current for MAIN, Imag = 0.0192 A Vtrans = 0.000200 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 09:36:18 Main (V) Voltage Measurement, V = 0.001029 V 09:36:19 Temperature Measurement, Probe Number = 0, T = 25.587000 C 09:36:25 Temperature Measurement, Probe Number = 1, T = 26.302000 C 09:36:26 Temperature Measurement, Probe Number = 2, T = 26.416000 C 09:36:27 Temperature Measurement, Probe Number = 3, T = 28.462000 C 09:36:27 Temperature Measurement, Probe Number = 4, T = 28.128000 C 09:36:28 Temperature Measurement, Probe Number = 5, T = 22.801000 C 09:36:29 Sensor Voltage Measurement, Sensor Number = 0, V = 2.659864 V 09:36:29 Sensor Measurement, Sensor Number = 0, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 2.659864 (V, A, ohm, ...), Measured Value = 124.489763 (C, atm, Hz, ...) 09:36:29 Sensor Voltage Measurement, Sensor Number = 1, V = 1.135100 V 09:36:29 Sensor Measurement, Sensor Number = 1, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 1.135100 (V, A, ohm, ...), Measured Value = 10.132515 (C, atm, Hz, ...) 09:36:30 Sensor Voltage Measurement, Sensor Number = 2, V = 0.000633 V 09:36:30 Sensor Measurement, Sensor Number = 2, Sensor Type = WATER_KEYENCE_FLOW Raw Sensor Output = 0.000633 (V, A, ohm, ...), Measured Value = 0.632706 (C, atm, Hz, ...) 09:36:30 Magnet Test Parameter Measurements P0 = MAIN, Value = 0.02 P1 = Main (V), Value = 0.00 P2 = Core_Top, Value = 25.59 P3 = Top_Coil_Trim, Value = 26.30 P4 = Side_Coil, Value = 26.42 P5 = H2O_Supply, Value = 28.46 P6 = H2O_Return, Value = 28.13 P7 = Ambient, Value = 22.80 P8 = Supply_Pres, Value = 124.49 P9 = Return_Pres, Value = 10.13 P10 = Flow_Rate, Value = 0.63 09:36:30 Magnetic Field Measurement Measuring the magnet strength... 09:36:30 Integrated Voltage Measurement... 09:36:31 Magnet Current for MAIN, Imag = 0.0191 A Vtrans = 0.000199 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 09:36:39 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000007979 Vs 09:36:47 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000016826 Vs 09:36:48 Magnet Current for MAIN, Imag = 0.0193 A Vtrans = 0.000200 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 09:36:55 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000009268 Vs 09:37:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000015503 Vs 09:37:04 Magnet Current for MAIN, Imag = 0.0192 A Vtrans = 0.000200 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 09:37:11 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000009013 Vs 09:37:19 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000016492 Vs 09:37:20 Magnet Current for MAIN, Imag = 0.0192 A Vtrans = 0.000199 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 09:37:28 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000008646 Vs 09:37:35 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000014990 Vs 09:37:35 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000003613 +- 0.000000527 Vs 09:37:35 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0050000 m, Nturns = 10.0 VT = 0.000003613 +- 0.000000527 Vs BL = 0.00007226 +- 0.00001055 Tm 09:37:39 Position moved: 0.000000 m 09:37:39 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00007 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.00007 0.00001 0.00007 0.00000 09:37:39 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00007 0.00001 SL = 0.0000723 +- 0.0000105 Tm^2/m^n 09:37:39 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0000723 +- 0.0000105 Tm^2/m^n 09:37:42 Position moved: 0.000000 m 10:01:39 Magnet system MAIN current ramping to 0.0000 A... 10:01:42 Magnet system MAIN current ramping to -60.0000 A... 10:01:55 Magnet system MAIN current ramping to 51.0000 A... 10:02:18 Magnet system MAIN current ramping to -43.3500 A... 10:02:38 Magnet system MAIN current ramping to 36.8475 A... 10:02:55 Magnet system MAIN current ramping to -31.3204 A... 10:03:10 Magnet system MAIN current ramping to 26.6223 A... 10:03:23 Magnet system MAIN current ramping to -22.6290 A... 10:03:34 Magnet system MAIN current ramping to 19.2346 A... 10:03:44 Magnet system MAIN current ramping to -16.3494 A... 10:03:53 Magnet system MAIN current ramping to 13.8970 A... 10:04:01 Magnet system MAIN current ramping to -11.8125 A... 10:04:08 Magnet system MAIN current ramping to 10.0406 A... 10:04:15 Magnet system MAIN current ramping to -8.5345 A... 10:04:21 Magnet system MAIN current ramping to 7.2543 A... 10:04:26 Magnet system MAIN current ramping to -6.1662 A... 10:04:31 Magnet system MAIN current ramping to 5.2412 A... 10:04:35 Magnet system MAIN current ramping to -4.4551 A... 10:04:39 Magnet system MAIN current ramping to 3.7868 A... 10:04:43 Magnet system MAIN current ramping to -3.2188 A... 10:04:46 Magnet system MAIN current ramping to 2.7360 A... 10:04:50 Magnet system MAIN current ramping to -2.3256 A... 10:04:53 Magnet system MAIN current ramping to 1.9767 A... 10:04:56 Magnet system MAIN current ramping to -1.6802 A... 10:04:59 Magnet system MAIN current ramping to 1.4282 A... 10:05:02 Magnet system MAIN current ramping to -1.2140 A... 10:05:04 Magnet system MAIN current ramping to 1.0319 A... 10:05:07 Magnet system MAIN current ramping to -0.8771 A... 10:05:10 Magnet system MAIN current ramping to 0.7455 A... 10:05:12 Magnet system MAIN current ramping to -0.6337 A... 10:05:15 Magnet system MAIN current ramping to 0.5386 A... 10:05:17 Magnet system MAIN current ramping to -0.4578 A... 10:05:19 Magnet system MAIN current ramping to 0.3892 A... 10:05:22 Magnet system MAIN current ramping to -0.3308 A... 10:05:24 Magnet system MAIN current ramping to 0.2812 A... 10:05:27 Magnet system MAIN current ramping to -0.2390 A... 10:05:29 Magnet system MAIN current ramping to 0.2031 A... 10:05:31 Magnet system MAIN current ramping to -0.1727 A... 10:05:34 Magnet system MAIN current ramping to 0.1468 A... 10:05:36 Magnet system MAIN current ramping to -0.1248 A... 10:05:39 Magnet system MAIN current ramping to 0.1060 A... 10:05:41 Magnet system MAIN current ramping to -0.0901 A... 10:05:43 Magnet system MAIN current ramping to 0.0766 A... 10:05:46 Magnet system MAIN current ramping to -0.0651 A... 10:05:48 Magnet system MAIN current ramping to 0.0554 A... 10:05:51 Magnet system MAIN current ramping to -0.0471 A... 10:05:53 Magnet system MAIN current ramping to 0.0400 A... 10:05:56 Magnet system MAIN current ramping to -0.0340 A... 10:05:58 Magnet system MAIN current ramping to 0.0289 A... 10:06:00 Magnet system MAIN current ramping to -0.0246 A... 10:06:03 Magnet system MAIN current ramping to 0.0000 A... 10:16:57 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = 0.000007 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 10:16:57 Main (V) Voltage Measurement, V = -0.000001 V 10:16:58 Temperature Measurement, Probe Number = 0, T = 25.407000 C 10:17:01 Temperature Measurement, Probe Number = 1, T = 26.206000 C 10:17:02 Temperature Measurement, Probe Number = 2, T = 26.480000 C 10:17:03 Temperature Measurement, Probe Number = 3, T = 28.540000 C 10:17:03 Temperature Measurement, Probe Number = 4, T = 28.097000 C 10:17:04 Temperature Measurement, Probe Number = 5, T = 23.097000 C 10:17:04 Sensor Voltage Measurement, Sensor Number = 0, V = 2.685366 V 10:17:04 Sensor Measurement, Sensor Number = 0, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 2.685366 (V, A, ohm, ...), Measured Value = 126.402473 (C, atm, Hz, ...) 10:17:05 Sensor Voltage Measurement, Sensor Number = 1, V = 1.135591 V 10:17:05 Sensor Measurement, Sensor Number = 1, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 1.135591 (V, A, ohm, ...), Measured Value = 10.169325 (C, atm, Hz, ...) 10:17:05 Sensor Voltage Measurement, Sensor Number = 2, V = 0.000602 V 10:17:05 Sensor Measurement, Sensor Number = 2, Sensor Type = WATER_KEYENCE_FLOW Raw Sensor Output = 0.000602 (V, A, ohm, ...), Measured Value = 0.602303 (C, atm, Hz, ...) 10:17:05 Magnet Test Parameter Measurements P0 = MAIN, Value = -0.00 P1 = Main (V), Value = -0.00 P2 = Core_Top, Value = 25.41 P3 = Top_Coil_Trim, Value = 26.21 P4 = Side_Coil, Value = 26.48 P5 = H2O_Supply, Value = 28.54 P6 = H2O_Return, Value = 28.10 P7 = Ambient, Value = 23.10 P8 = Supply_Pres, Value = 126.40 P9 = Return_Pres, Value = 10.17 P10 = Flow_Rate, Value = 0.60 10:17:05 Magnetic Field Measurement Measuring the magnet strength... 10:17:05 Integrated Voltage Measurement... 10:17:06 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = 0.000006 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 10:17:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000006414 Vs 10:17:23 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000007183 Vs 10:17:23 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = 0.000006 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 10:17:31 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000006466 Vs 10:17:39 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000006193 Vs 10:17:40 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = 0.000007 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 10:17:47 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000006235 Vs 10:17:55 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000006138 Vs 10:17:56 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = 0.000006 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000746 A 10:18:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000005413 Vs 10:18:11 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000006618 Vs 10:18:11 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000000200 +- 0.000000305 Vs 10:18:11 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0050000 m, Nturns = 10.0 VT = 0.000000200 +- 0.000000305 Vs BL = 0.00000401 +- 0.00000609 Tm 10:18:15 Position moved: 0.000000 m 10:18:15 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00000 0.00001 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.00000 0.00001 0.00000 0.00000 10:18:15 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00000 0.00001 SL = 0.0000040 +- 0.0000061 Tm^2/m^n 10:18:15 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0000040 +- 0.0000061 Tm^2/m^n 10:18:18 Position moved: 0.000000 m 10:18:54 Position moved: 0.000000 m 10:18:56 Magnet system MAIN current ramping to 0.0000 A...