SLAC Magnetic Measurements Date: 07-26-2024 Time: 14:56:11 Project: LCLS-II-HE Magnet Type: Dipole Magnet Name: 4591 Serial Number: 1 Run Number: 16 Measurement Device: 10wire Operator: sda Comment: Degauss Currents f = 0.87 totals point = 51 Imax = -60. With intial 1 cycle stdz. Offset correction 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 52.20 -45.41 39.51 -34.37 29.91 -26.02 22.64 -19.69 17.13 -14.91 12.97 -11.28 9.82 -8.54 7.43 -6.46 5.62 -4.89 4.26 -3.70 3.22 -2.80 2.44 -2.12 1.85 -1.61 1.40 -1.22 1.06 -0.92 0.80 -0.70 0.61 -0.53 0.46 -0.40 0.35 -0.30 0.26 -0.23 0.20 -0.17 0.15 -0.13 0.11 -0.10 0.09 -0.07 0.00 14:56:37 Position moved: 0.000000 m 14:56:41 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:41 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:42 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:43 Magnet Current for MAIN, Imag = 0.0005 A Vtrans = 0.000005 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:43 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:44 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:45 Magnet Current for MAIN, Imag = 0.0005 A Vtrans = 0.000005 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:45 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:46 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:47 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:56:47 Magnet Avgerage Current Measurement for MAIN : Imag = 0.0004 +- 0.0000 A 14:57:11 Initial Zero Current Measurement for MAIN, Imag_zero = 0.00040814 A 14:57:11 Ambient Measurement Device(s) Being Used, type = None 14:57:11 Magnet Voltage Measurement Device(s) Being Used, type = HP34970 14:57:12 Temperature Measurement Device(s) Being Used, type = HPTHERM_HP34970 14:57:12 XMAG Device(s) Being Used, type = None 14:57:12 Ambient Measurement Device(s) Being Used, type = HP34970 14:57:12 Magnet system MAIN current ramping to 120.0000 A... 14:57:37 Magnet system MAIN current ramping to -120.0700 A... 14:58:27 Position moved: 0.000000 m 14:58:29 Magnet system MAIN current ramping to 0.0000 A... 14:58:54 Magnet system MAIN current ramping to -60.0000 A... 14:59:08 Magnet system MAIN current ramping to 52.2000 A... 14:59:31 Magnet system MAIN current ramping to -45.4140 A... 14:59:51 Magnet system MAIN current ramping to 39.5102 A... 15:00:09 Magnet system MAIN current ramping to -34.3739 A... 15:00:26 Magnet system MAIN current ramping to 29.9053 A... 15:00:40 Magnet system MAIN current ramping to -26.0176 A... 15:00:52 Magnet system MAIN current ramping to 22.6353 A... 15:01:04 Magnet system MAIN current ramping to -19.6927 A... 15:01:14 Magnet system MAIN current ramping to 17.1327 A... 15:01:23 Magnet system MAIN current ramping to -14.9054 A... 15:01:32 Magnet system MAIN current ramping to 12.9677 A... 15:01:39 Magnet system MAIN current ramping to -11.2819 A... 15:01:46 Magnet system MAIN current ramping to 9.8153 A... 15:01:52 Magnet system MAIN current ramping to -8.5393 A... 15:01:58 Magnet system MAIN current ramping to 7.4292 A... 15:02:03 Magnet system MAIN current ramping to -6.4634 A... 15:02:08 Magnet system MAIN current ramping to 5.6231 A... 15:02:12 Magnet system MAIN current ramping to -4.8921 A... 15:02:17 Magnet system MAIN current ramping to 4.2561 A... 15:02:21 Magnet system MAIN current ramping to -3.7029 A... 15:02:24 Magnet system MAIN current ramping to 3.2215 A... 15:02:28 Magnet system MAIN current ramping to -2.8027 A... 15:02:31 Magnet system MAIN current ramping to 2.4383 A... 15:02:35 Magnet system MAIN current ramping to -2.1214 A... 15:02:38 Magnet system MAIN current ramping to 1.8456 A... 15:02:41 Magnet system MAIN current ramping to -1.6057 A... 15:02:44 Magnet system MAIN current ramping to 1.3969 A... 15:02:47 Magnet system MAIN current ramping to -1.2153 A... 15:02:49 Magnet system MAIN current ramping to 1.0573 A... 15:02:52 Magnet system MAIN current ramping to -0.9199 A... 15:02:55 Magnet system MAIN current ramping to 0.8003 A... 15:02:57 Magnet system MAIN current ramping to -0.6963 A... 15:03:00 Magnet system MAIN current ramping to 0.6057 A... 15:03:02 Magnet system MAIN current ramping to -0.5270 A... 15:03:05 Magnet system MAIN current ramping to 0.4585 A... 15:03:07 Magnet system MAIN current ramping to -0.3989 A... 15:03:10 Magnet system MAIN current ramping to 0.3470 A... 15:03:12 Magnet system MAIN current ramping to -0.3019 A... 15:03:14 Magnet system MAIN current ramping to 0.2627 A... 15:03:17 Magnet system MAIN current ramping to -0.2285 A... 15:03:19 Magnet system MAIN current ramping to 0.1988 A... 15:03:22 Magnet system MAIN current ramping to -0.1730 A... 15:03:24 Magnet system MAIN current ramping to 0.1505 A... 15:03:26 Magnet system MAIN current ramping to -0.1309 A... 15:03:29 Magnet system MAIN current ramping to 0.1139 A... 15:03:31 Magnet system MAIN current ramping to -0.0991 A... 15:03:34 Magnet system MAIN current ramping to 0.0862 A... 15:03:36 Magnet system MAIN current ramping to -0.0750 A... 15:03:38 Magnet system MAIN current ramping to 0.0000 A... 15:03:42 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000408 A 15:03:42 Main (V) Voltage Measurement, V = 0.001012 V 15:03:43 Temperature Measurement, Probe Number = 0, T = 27.674000 C 15:03:49 Temperature Measurement, Probe Number = 1, T = 28.753000 C 15:03:50 Temperature Measurement, Probe Number = 2, T = 28.837000 C 15:03:51 Temperature Measurement, Probe Number = 3, T = 29.368000 C 15:03:51 Temperature Measurement, Probe Number = 4, T = 29.570000 C 15:03:52 Temperature Measurement, Probe Number = 5, T = 27.830000 C 15:03:53 Sensor Voltage Measurement, Sensor Number = 0, V = 2.678069 V 15:03:53 Sensor Measurement, Sensor Number = 0, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 2.678069 (V, A, ohm, ...), Measured Value = 125.855183 (C, atm, Hz, ...) 15:03:53 Sensor Voltage Measurement, Sensor Number = 1, V = 1.161903 V 15:03:53 Sensor Measurement, Sensor Number = 1, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 1.161903 (V, A, ohm, ...), Measured Value = 12.142718 (C, atm, Hz, ...) 15:03:54 Sensor Voltage Measurement, Sensor Number = 2, V = 0.000601 V 15:03:54 Sensor Measurement, Sensor Number = 2, Sensor Type = WATER_KEYENCE_FLOW Raw Sensor Output = 0.000601 (V, A, ohm, ...), Measured Value = 0.600603 (C, atm, Hz, ...) 15:03:54 Magnet Test Parameter Measurements P0 = MAIN, Value = 0.02 P1 = Main (V), Value = 0.00 P2 = Core_Top, Value = 27.67 P3 = Top_Coil_Trim, Value = 28.75 P4 = Side_Coil, Value = 28.84 P5 = H2O_Supply, Value = 29.37 P6 = H2O_Return, Value = 29.57 P7 = Ambient, Value = 27.83 P8 = Supply_Pres, Value = 125.86 P9 = Return_Pres, Value = 12.14 P10 = Flow_Rate, Value = 0.60 15:03:54 Magnetic Field Measurement Measuring the magnet strength... 15:03:54 Integrated Voltage Measurement... 15:03:55 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000408 A 15:04:03 Voltage Offset Correction: v_off_ini = -0.000001761 V, v_off_fin = -0.000001770 V 15:04:03 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000002219 Vs 15:04:11 Voltage Offset Correction: v_off_ini = -0.000001851 V, v_off_fin = -0.000001138 V 15:04:11 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000002738 Vs 15:04:12 Magnet Current for MAIN, Imag = 0.0185 A Vtrans = 0.000189 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000408 A 15:04:20 Voltage Offset Correction: v_off_ini = -0.000001695 V, v_off_fin = -0.000001024 V 15:04:20 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000002928 Vs 15:04:27 Voltage Offset Correction: v_off_ini = -0.000001953 V, v_off_fin = -0.000001849 V 15:04:27 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000002478 Vs 15:04:28 Magnet Current for MAIN, Imag = 0.0185 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000408 A 15:04:36 Voltage Offset Correction: v_off_ini = -0.000001904 V, v_off_fin = -0.000001249 V 15:04:36 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000002407 Vs 15:04:43 Voltage Offset Correction: v_off_ini = -0.000001632 V, v_off_fin = -0.000001949 V 15:04:43 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000001941 Vs 15:04:44 Magnet Current for MAIN, Imag = 0.0185 A Vtrans = 0.000189 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000408 A 15:04:52 Voltage Offset Correction: v_off_ini = -0.000001976 V, v_off_fin = -0.000002356 V 15:04:52 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000002164 Vs 15:05:00 Voltage Offset Correction: v_off_ini = -0.000002113 V, v_off_fin = -0.000002296 V 15:05:00 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = -0.000002450 Vs 15:05:00 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0050000 m VT = 0.000002416 +- 0.000000198 Vs 15:05:00 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0050000 m, Nturns = 10.0 VT = 0.000002416 +- 0.000000198 Vs BL = 0.00004831 +- 0.00000396 Tm 15:05:04 Position moved: 0.000000 m 15:05:04 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00005 0.00000 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 0.00005 0.00000 0.00005 0.00000 15:05:04 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00005 0.00000 SL = 0.0000483 +- 0.0000040 Tm^2/m^n 15:05:04 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0000483 +- 0.0000040 Tm^2/m^n 15:05:06 Position moved: 0.000000 m 15:05:09 Position moved: 0.000000 m 15:05:12 Magnet system MAIN current ramping to 0.0000 A...