SLAC Magnetic Measurements Date: 04-09-2001 Time: 12:15:37 Project: spear3 Magnet Type: gdipole Magnet Name: proto_test_stand Serial Number: Run Number: 57 Measurement Device: gap system Operator: jy Comment: need to get another reference for zeroing magnet Magnet Gap Measurements vs Z Z Gap Out Gap In HeightO HeightI Roll X (m) (mm) (mm) (mm) (mm) (mrad) (mm) ------- ------- ------- ------- ------- ------- ------- 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.750 0.034 -0.045 -0.010 0.006 0.182 0.022 0.775 0.067 -0.009 -0.044 -0.036 0.083 0.006 0.800 0.059 -0.017 -0.048 -0.037 0.129 0.006 0.825 0.055 -0.020 -0.041 -0.034 0.081 0.002 0.850 0.048 -0.022 -0.035 -0.027 0.089 0.007 0.875 0.055 -0.017 -0.023 -0.015 0.082 0.009 0.900 0.060 -0.011 -0.026 -0.017 0.101 0.016 0.925 0.063 -0.014 -0.020 -0.011 0.098 0.019 0.950 0.053 -0.017 -0.025 -0.020 0.047 0.021 0.975 0.051 -0.017 -0.026 -0.021 0.053 0.022 1.000 0.060 -0.012 -0.018 -0.016 0.015 0.011 1.025 0.060 -0.019 -0.030 -0.020 0.113 0.026 1.050 0.047 -0.019 -0.028 -0.026 0.015 0.037 1.075 0.049 -0.020 -0.028 -0.019 0.100 0.039 1.100 0.056 -0.013 -0.031 -0.031 -0.000 0.033 1.125 0.054 -0.021 -0.027 -0.017 0.113 0.034 1.150 0.028 -0.029 -0.024 -0.025 -0.007 0.041 1.175 0.042 -0.026 -0.030 -0.021 0.102 0.040 1.200 0.047 -0.022 -0.032 -0.033 -0.008 0.050 1.225 0.041 -0.029 -0.033 -0.024 0.093 0.054 1.250 0.035 -0.034 -0.033 -0.034 -0.013 0.060 1.275 0.035 -0.031 -0.020 -0.014 0.077 0.062 1.300 0.033 -0.028 -0.034 -0.037 -0.039 0.058 1.325 0.035 -0.032 -0.025 -0.017 0.083 0.060 1.350 0.015 -0.038 -0.037 -0.039 -0.029 0.064 1.375 0.022 -0.040 -0.035 -0.029 0.077 0.054 1.400 0.018 -0.043 -0.034 -0.037 -0.034 0.055 1.425 0.023 -0.041 -0.030 -0.024 0.064 0.043 1.450 0.026 -0.044 -0.029 -0.031 -0.024 0.034 1.475 0.029 -0.039 -0.007 -0.002 0.057 0.031 1.500 0.031 -0.034 -0.021 -0.027 -0.062 0.027 1.525 0.038 -0.029 0.003 0.009 0.070 0.029 1.550 0.033 -0.034 -0.020 -0.025 -0.058 0.032 1.575 0.036 -0.034 -0.005 -0.001 0.044 0.030 1.600 0.042 -0.027 -0.011 -0.016 -0.059 0.026 1.625 0.045 -0.023 -0.007 -0.003 0.047 0.025 1.650 0.048 -0.025 -0.026 -0.031 -0.052 0.020 1.675 0.016 -0.036 -0.054 -0.048 0.064 0.036 1.700 0.056 -0.019 -0.032 -0.037 -0.048 0.020 1.725 0.037 -0.027 -0.049 -0.042 0.069 0.021 1.750 0.061 -0.016 -0.028 -0.033 -0.055 0.011 1.775 0.035 -0.024 -0.030 -0.025 0.051 0.026 1.800 0.041 -0.028 -0.034 -0.037 -0.038 0.023 1.825 0.044 -0.026 -0.011 -0.006 0.057 0.019 1.850 0.060 -0.012 -0.024 -0.030 -0.069 0.017 1.875 0.039 -0.023 -0.011 -0.007 0.050 0.024 1.900 0.064 -0.014 -0.001 -0.007 -0.059 0.004 1.925 0.042 -0.028 0.013 0.017 0.048 0.008 1.950 0.051 -0.022 -0.002 -0.007 -0.054 0.012 1.975 0.061 -0.022 0.027 0.027 -0.009 0.023 2.000 0.057 -0.021 0.044 0.037 -0.086 0.011 2.025 0.034 -0.038 0.019 0.020 0.014 0.006 2.050 0.020 -0.053 0.120 0.122 0.027 0.115 2.800 0.053 0.011 0.179 0.174 -0.054 -0.012 0.000 -0.000 -0.000 -0.001 -0.001 -0.001 -0.001 Magnet Orientation: Height = -0.019 mm Pitch = 0.036 mrad Roll = 0.030 mrad Twist = -0.095 mrad/m X = 0.030 mm Yaw = 0.003 mrad Required Motions To Bring The Magnet Into Alignment Top View ----------------------- | O --| | y2 | |x2 x2 = -1.7 mils | --| | | | | | | | | +z | | y2 = -0.9 mils ^ |y3 | |-> |O | y3 = 0.7 mils +x | | | | y1 = 1.2 mils | | | | | | | | | --| | y1 | |x1 x1 = -1.6 mils | O --| ----------------------- Gap Side Back Side +x is to the right in the figure +y is up +z is to the top of the figure