SLAC Magnetic Measurements Date: 07-26-2024 Time: 14:45:48 Project: LCLS-II-HE Magnet Type: Dipole Magnet Name: 4591 Serial Number: 1 Run Number: 15 Measurement Device: 10wire Operator: sda Comment: Degauss Currents f = 0.87 totals point = 51 Imax = -30 Standardization for MAIN: 1 cycles from -120.1 A to 120.0 A to -120.1 A Test Currents for MAIN (A): 0.00 -30.00 26.10 -22.71 19.76 -17.19 14.95 -13.01 11.32 -9.85 8.57 -7.45 6.48 -5.64 4.91 -4.27 3.71 -3.23 2.81 -2.45 2.13 -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 0.08 -0.07 0.06 -0.05 0.04 -0.04 0.00 14:46:14 Position moved: 0.000000 m 14:46:31 Magnet Current for MAIN, Imag = -0.0001 A Vtrans = -0.000001 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:32 Magnet Current for MAIN, Imag = 0.0002 A Vtrans = 0.000002 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:32 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:33 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:34 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:34 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:35 Magnet Current for MAIN, Imag = 0.0004 A Vtrans = 0.000004 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:36 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:36 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:37 Magnet Current for MAIN, Imag = 0.0003 A Vtrans = 0.000003 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000000 A 14:46:37 Magnet Avgerage Current Measurement for MAIN : Imag = 0.0003 +- 0.0001 A 14:46:59 Initial Zero Current Measurement for MAIN, Imag_zero = 0.00029012 A 14:46:59 Ambient Measurement Device(s) Being Used, type = None 14:47:00 Magnet Voltage Measurement Device(s) Being Used, type = HP34970 14:47:00 Temperature Measurement Device(s) Being Used, type = HPTHERM_HP34970 14:47:00 XMAG Device(s) Being Used, type = None 14:47:01 Ambient Measurement Device(s) Being Used, type = HP34970 14:47:01 Magnet system MAIN current ramping to 120.0000 A... 14:47:25 Magnet system MAIN current ramping to -120.0700 A... 14:48:15 Position moved: 0.000000 m 14:48:18 Magnet system MAIN current ramping to 0.0000 A... 14:48:42 Magnet system MAIN current ramping to -30.0000 A... 14:48:50 Magnet system MAIN current ramping to 26.1000 A... 14:49:03 Magnet system MAIN current ramping to -22.7070 A... 14:49:14 Magnet system MAIN current ramping to 19.7551 A... 14:49:25 Magnet system MAIN current ramping to -17.1869 A... 14:49:34 Magnet system MAIN current ramping to 14.9526 A... 14:49:42 Magnet system MAIN current ramping to -13.0088 A... 14:49:49 Magnet system MAIN current ramping to 11.3176 A... 14:49:56 Magnet system MAIN current ramping to -9.8463 A... 14:50:02 Magnet system MAIN current ramping to 8.5663 A... 14:50:08 Magnet system MAIN current ramping to -7.4527 A... 14:50:13 Magnet system MAIN current ramping to 6.4839 A... 14:50:18 Magnet system MAIN current ramping to -5.6410 A... 14:50:23 Magnet system MAIN current ramping to 4.9076 A... 14:50:27 Magnet system MAIN current ramping to -4.2696 A... 14:50:31 Magnet system MAIN current ramping to 3.7146 A... 14:50:35 Magnet system MAIN current ramping to -3.2317 A... 14:50:39 Magnet system MAIN current ramping to 2.8116 A... 14:50:42 Magnet system MAIN current ramping to -2.4461 A... 14:50:45 Magnet system MAIN current ramping to 2.1281 A... 14:50:48 Magnet system MAIN current ramping to -1.8514 A... 14:50:51 Magnet system MAIN current ramping to 1.6107 A... 14:50:54 Magnet system MAIN current ramping to -1.4013 A... 14:50:57 Magnet system MAIN current ramping to 1.2192 A... 14:51:00 Magnet system MAIN current ramping to -1.0607 A... 14:51:03 Magnet system MAIN current ramping to 0.9228 A... 14:51:05 Magnet system MAIN current ramping to -0.8028 A... 14:51:08 Magnet system MAIN current ramping to 0.6985 A... 14:51:10 Magnet system MAIN current ramping to -0.6077 A... 14:51:13 Magnet system MAIN current ramping to 0.5287 A... 14:51:15 Magnet system MAIN current ramping to -0.4599 A... 14:51:18 Magnet system MAIN current ramping to 0.4002 A... 14:51:20 Magnet system MAIN current ramping to -0.3481 A... 14:51:23 Magnet system MAIN current ramping to 0.3029 A... 14:51:25 Magnet system MAIN current ramping to -0.2635 A... 14:51:27 Magnet system MAIN current ramping to 0.2292 A... 14:51:30 Magnet system MAIN current ramping to -0.1994 A... 14:51:32 Magnet system MAIN current ramping to 0.1735 A... 14:51:35 Magnet system MAIN current ramping to -0.1510 A... 14:51:37 Magnet system MAIN current ramping to 0.1313 A... 14:51:39 Magnet system MAIN current ramping to -0.1143 A... 14:51:42 Magnet system MAIN current ramping to 0.0994 A... 14:51:44 Magnet system MAIN current ramping to -0.0865 A... 14:51:47 Magnet system MAIN current ramping to 0.0752 A... 14:51:49 Magnet system MAIN current ramping to -0.0655 A... 14:51:51 Magnet system MAIN current ramping to 0.0570 A... 14:51:54 Magnet system MAIN current ramping to -0.0495 A... 14:51:56 Magnet system MAIN current ramping to 0.0431 A... 14:51:59 Magnet system MAIN current ramping to -0.0375 A... 14:52:01 Magnet system MAIN current ramping to 0.0000 A... 14:52:04 Magnet Current for MAIN, Imag = 0.0187 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000290 A 14:52:05 Main (V) Voltage Measurement, V = 0.001006 V 14:52:05 Temperature Measurement, Probe Number = 0, T = 27.593000 C 14:52:12 Temperature Measurement, Probe Number = 1, T = 28.672000 C 14:52:13 Temperature Measurement, Probe Number = 2, T = 28.780000 C 14:52:13 Temperature Measurement, Probe Number = 3, T = 29.340000 C 14:52:14 Temperature Measurement, Probe Number = 4, T = 29.374000 C 14:52:15 Temperature Measurement, Probe Number = 5, T = 27.638000 C 14:52:15 Sensor Voltage Measurement, Sensor Number = 0, V = 2.663535 V 14:52:15 Sensor Measurement, Sensor Number = 0, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 2.663535 (V, A, ohm, ...), Measured Value = 124.765095 (C, atm, Hz, ...) 14:52:16 Sensor Voltage Measurement, Sensor Number = 1, V = 1.161812 V 14:52:16 Sensor Measurement, Sensor Number = 1, Sensor Type = WATER_HPASHCROFT_P Raw Sensor Output = 1.161812 (V, A, ohm, ...), Measured Value = 12.135877 (C, atm, Hz, ...) 14:52:16 Sensor Voltage Measurement, Sensor Number = 2, V = 0.000626 V 14:52:16 Sensor Measurement, Sensor Number = 2, Sensor Type = WATER_KEYENCE_FLOW Raw Sensor Output = 0.000626 (V, A, ohm, ...), Measured Value = 0.625512 (C, atm, Hz, ...) 14:52:16 Magnet Test Parameter Measurements P0 = MAIN, Value = 0.02 P1 = Main (V), Value = 0.00 P2 = Core_Top, Value = 27.59 P3 = Top_Coil_Trim, Value = 28.67 P4 = Side_Coil, Value = 28.78 P5 = H2O_Supply, Value = 29.34 P6 = H2O_Return, Value = 29.37 P7 = Ambient, Value = 27.64 P8 = Supply_Pres, Value = 124.77 P9 = Return_Pres, Value = 12.14 P10 = Flow_Rate, Value = 0.63 14:52:16 Magnetic Field Measurement Measuring the magnet strength... 14:52:16 Integrated Voltage Measurement... 14:52:17 Magnet Current for MAIN, Imag = 0.0187 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000290 A 14:52:26 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000012056 Vs 14:52:34 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = 0.000003593 Vs 14:52:34 Magnet Current for MAIN, Imag = 0.0187 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000290 A 14:52:42 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000012503 Vs 14:52:50 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = 0.000003401 Vs 14:52:50 Magnet Current for MAIN, Imag = 0.0187 A Vtrans = 0.000190 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000290 A 14:52:58 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000011384 Vs 14:53:06 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = 0.000004013 Vs 14:53:06 Magnet Current for MAIN, Imag = 0.0186 A Vtrans = 0.000189 V, Factor V/A = 0.010000 V/A, Zero Current = 0.000290 A 14:53:14 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000011129 Vs 14:53:22 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0050000 m VT = 0.000004190 Vs 14:53:22 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0050000 m VT = -0.000007784 +- 0.000000115 Vs 14:53:22 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0050000 m, Nturns = 10.0 VT = -0.000007784 +- 0.000000115 Vs BL = -0.00015567 +- 0.00000229 Tm 14:53:26 Position moved: 0.000000 m 14:53:26 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 -0.00016 0.00000 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ----------- --------+-------- -------- -------- 0.0000000 -0.00016 0.00000 -0.00016 0.00000 14:53:26 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 -0.00016 0.00000 SL = -0.0001557 +- 0.0000023 Tm^2/m^n 14:53:26 Magnet Strength Measurement Harmonic Number = 1 SL = -0.0001557 +- 0.0000023 Tm^2/m^n 14:53:29 Position moved: 0.000000 m 14:53:31 Position moved: 0.000000 m 14:53:34 Magnet system MAIN current ramping to 0.0000 A...