SLAC Magnetic Measurements Date: 07-26-2024 Time: 15:16:53 Project: LCLS-II-HE Magnet Type: Dipole Magnet Name: 4591 Serial Number: 1 Run Number: 18 Measurement Device: 10wire Operator: sda Comment: Degauss Currents f = 0.89 totals point = 51 Imax = -60 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 53.40 -47.53 42.30 -37.65 33.50 -29.82 26.54 -23.62 21.02 -18.71 16.65 -14.82 13.19 -11.74 10.45 -9.30 8.28 -7.36 6.55 -5.83 5.19 -4.62 4.11 -3.66 3.26 -2.90 2.58 -2.30 2.04 -1.82 1.62 -1.44 1.28 -1.14 1.02 -0.90 0.80 -0.72 0.64 -0.57 0.50 -0.45 0.40 -0.36 0.32 -0.28 0.25 -0.22 0.00 15:17:19 Position moved: 0.000000 m 15:17:23 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:23 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:24 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:24 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:25 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:25 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:26 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:27 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:27 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:28 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 15:17:28 Magnet Avgerage Current Measurement for MAIN : Imag = 0.0004 +- 0.0000 A 15:17:50 Initial Zero Current Measurement for MAIN, Imag_zero = 0.00038586 A 15:17:50 Ambient Measurement Device(s) Being Used, type = None 15:17:50 Magnet Voltage Measurement Device(s) Being Used, type = HP34970 15:17:51 Temperature Measurement Device(s) Being Used, type = HPTHERM_HP34970 15:17:51 XMAG Device(s) Being Used, type = None 15:17:51 Ambient Measurement Device(s) Being Used, type = HP34970 15:17:51 Magnet system MAIN current ramping to 120.0000 A... 15:18:16 Magnet system MAIN current ramping to -120.0700 A... 15:19:05 Position moved: 0.000000 m 15:19:08 Magnet system MAIN current ramping to 0.0000 A... 15:19:33 Magnet system MAIN current ramping to -60.0000 A... 15:19:46 Magnet system MAIN current ramping to 53.4000 A... 15:20:10 Magnet system MAIN current ramping to -47.5260 A... 15:20:31 Magnet system MAIN current ramping to 42.2981 A... 15:20:50 Magnet system MAIN current ramping to -37.6453 A... 15:21:07 Magnet system MAIN current ramping to 33.5044 A... 15:21:22 Magnet system MAIN current ramping to -29.8189 A... 15:21:36 Magnet system MAIN current ramping to 26.5388 A... 15:21:49 Magnet system MAIN current ramping to -23.6195 A... 15:22:01 Magnet system MAIN current ramping to 21.0214 A... 15:22:11 Magnet system MAIN current ramping to -18.7090 A... 15:22:21 Magnet system MAIN current ramping to 16.6510 A... 15:22:30 Magnet system MAIN current ramping to -14.8194 A... 15:22:38 Magnet system MAIN current ramping to 13.1893 A... 15:22:45 Magnet system MAIN current ramping to -11.7385 A... 15:22:52 Magnet system MAIN current ramping to 10.4472 A... 15:22:58 Magnet system MAIN current ramping to -9.2980 A... 15:23:04 Magnet system MAIN current ramping to 8.2752 A... 15:23:10 Magnet system MAIN current ramping to -7.3650 A... 15:23:15 Magnet system MAIN current ramping to 6.5548 A... 15:23:20 Magnet system MAIN current ramping to -5.8338 A... 15:23:25 Magnet system MAIN current ramping to 5.1921 A... 15:23:29 Magnet system MAIN current ramping to -4.6209 A... 15:23:33 Magnet system MAIN current ramping to 4.1127 A... 15:23:37 Magnet system MAIN current ramping to -3.6603 A... 15:23:40 Magnet system MAIN current ramping to 3.2576 A... 15:23:44 Magnet system MAIN current ramping to -2.8993 A... 15:23:47 Magnet system MAIN current ramping to 2.5804 A... 15:23:51 Magnet system MAIN current ramping to -2.2965 A... 15:23:54 Magnet system MAIN current ramping to 2.0439 A... 15:23:57 Magnet system MAIN current ramping to -1.8191 A... 15:24:00 Magnet system MAIN current ramping to 1.6190 A... 15:24:03 Magnet system MAIN current ramping to -1.4409 A... 15:24:06 Magnet system MAIN current ramping to 1.2824 A... 15:24:08 Magnet system MAIN current ramping to -1.1413 A... 15:24:11 Magnet system MAIN current ramping to 1.0158 A... 15:24:14 Magnet system MAIN current ramping to -0.9041 A... 15:24:16 Magnet system MAIN current ramping to 0.8046 A... 15:24:19 Magnet system MAIN current ramping to -0.7161 A... 15:24:22 Magnet system MAIN current ramping to 0.6373 A... 15:24:24 Magnet system MAIN current ramping to -0.5672 A... 15:24:26 Magnet system MAIN current ramping to 0.5048 A... 15:24:29 Magnet system MAIN current ramping to -0.4493 A... 15:24:31 Magnet system MAIN current ramping to 0.3999 A... 15:24:34 Magnet system MAIN current ramping to -0.3559 A... 15:24:36 Magnet system MAIN current ramping to 0.3167 A... 15:24:38 Magnet system MAIN current ramping to -0.2819 A... 15:24:41 Magnet system MAIN current ramping to 0.2509 A... 15:24:43 Magnet system MAIN current ramping to -0.2233 A... 15:24:46 Magnet system MAIN current ramping to 0.0000 A... 15:24:49 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000386 A 15:24:49 Main (V) Voltage Measurement, V = 0.001007 V 15:24:50 Temperature Measurement, Probe Number = 0, T = 27.811000 C 15:24:57 Temperature Measurement, Probe Number = 1, T = 28.843000 C 15:24:57 Temperature Measurement, Probe Number = 2, T = 28.909000 C 15:24:58 Temperature Measurement, Probe Number = 3, T = 29.422000 C 15:24:59 Temperature Measurement, Probe Number = 4, T = 29.622000 C 15:24:59 Temperature Measurement, Probe Number = 5, T = 28.030000 C 15:25:00 Sensor Voltage Measurement, Sensor Number = 0, V = 2.659846 V 15:25:00 Sensor Measurement, Sensor Number = 0, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 2.659846 (V, A, ohm, ...), Measured Value = 124.488450 (C, atm, Hz, ...) 15:25:00 Sensor Voltage Measurement, Sensor Number = 1, V = 1.162399 V 15:25:00 Sensor Measurement, Sensor Number = 1, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 1.162399 (V, A, ohm, ...), Measured Value = 12.179895 (C, atm, Hz, ...) 15:25:01 Sensor Voltage Measurement, Sensor Number = 2, V = 0.000631 V 15:25:01 Sensor Measurement, Sensor Number = 2, Sensor Type = WATER_KEYENCE_FLOW Raw Sensor Output = 0.000631 (V, A, ohm, ...), Measured Value = 0.631160 (C, atm, Hz, ...) 15:25:01 Magnet Test Parameter Measurements P0 = MAIN, Value = 0.02 P1 = Main (V), Value = 0.00 P2 = Core_Top, Value = 27.81 P3 = Top_Coil_Trim, Value = 28.84 P4 = Side_Coil, Value = 28.91 P5 = H2O_Supply, Value = 29.42 P6 = H2O_Return, Value = 29.62 P7 = Ambient, Value = 28.03 P8 = Supply_Pres, Value = 124.49 P9 = Return_Pres, Value = 12.18 P10 = Flow_Rate, Value = 0.63 15:25:01 Magnetic Field Measurement Measuring the magnet strength... 15:25:01 Integrated Voltage Measurement... 15:25:02 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000386 A 15:25:10 Voltage Offset Correction: v_off_ini = -0.000002059 V, v_off_fin = -0.000002160 V 15:25:10 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000001334 Vs 15:25:18 Voltage Offset Correction: v_off_ini = -0.000002164 V, v_off_fin = -0.000002545 V 15:25:18 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000001682 Vs 15:25:19 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000386 A 15:25:27 Voltage Offset Correction: v_off_ini = -0.000002288 V, v_off_fin = -0.000002199 V 15:25:27 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000001265 Vs 15:25:34 Voltage Offset Correction: v_off_ini = -0.000002471 V, v_off_fin = -0.000002390 V 15:25:34 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000001625 Vs 15:25:35 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000189 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000386 A 15:25:43 Voltage Offset Correction: v_off_ini = -0.000002167 V, v_off_fin = -0.000001828 V 15:25:43 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000001542 Vs 15:25:50 Voltage Offset Correction: v_off_ini = -0.000001974 V, v_off_fin = -0.000002389 V 15:25:50 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000001226 Vs 15:25:51 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000386 A 15:25:59 Voltage Offset Correction: v_off_ini = -0.000002029 V, v_off_fin = -0.000001753 V 15:25:59 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000001513 Vs 15:26:06 Voltage Offset Correction: v_off_ini = -0.000001991 V, v_off_fin = -0.000002392 V 15:26:06 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000001414 Vs 15:26:06 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000001450 +- 0.000000044 Vs 15:26:06 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0050000 m, Nturns = 10.0 VT = 0.000001450 +- 0.000000044 Vs BL = 0.00002900 +- 0.00000089 Tm 15:26:10 Position moved: 0.000000 m 15:26:10 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00003 0.00000 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.00003 0.00000 0.00003 0.00000 15:26:10 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00003 0.00000 SL = 0.0000290 +- 0.0000009 Tm^2/m^n 15:26:10 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0000290 +- 0.0000009 Tm^2/m^n 15:26:13 Position moved: 0.000000 m 15:26:16 Position moved: 0.000000 m 15:26:18 Magnet system MAIN current ramping to 0.0000 A...