SLAC Magnetic Measurements Date: 06-23-2008 Time: 20:05:15 Project: LCLS Magnet Type: Quad Magnet Name: 000716 Serial Number: 35_Undulator_Quad Run Number: 12 Measurement Device: vib_wire Operator: sda Comment: Wire fiducial at -4.3 amps with beam pipe Standardization: 3 cycles from -6.0 A to 6.0 A to -6.0 A Test Currents (A): -4.3 Magnet Pitch Scan Magnet Current: -4.298115 +/- 0.000004 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 474.929686 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001480 -0.000618 -0.002403 -0.000237 -0.020966 2 -0.000984 -0.000465 -0.002277 0.000950 -0.014614 3 -0.000481 -0.000214 -0.002583 0.000950 -0.007999 4 0.000015 -0.000084 -0.003769 0.000023 -0.001427 5 0.000517 0.000469 -0.002724 -0.001236 0.005005 6 0.001012 0.000332 -0.002880 -0.002335 0.011356 7 0.001519 0.000149 -0.002457 -0.002972 0.018006 Magnet Pitch When Centered On Wire: 0.0001338 +/- 0.0000046 rad Centered Detector Vy = 0.0000610 Vrms or offest = 0.053 mrad Magnet Yaw Scan Magnet Current: -4.298046 +/- 0.000002 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 474.929686 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001491 -0.002426 -0.018234 -0.000355 -0.000664 2 -0.000988 -0.000626 -0.014828 -0.000275 -0.001930 3 -0.000490 -0.001625 -0.009758 -0.000286 -0.002079 4 0.000015 -0.000877 -0.005985 -0.000118 -0.001812 5 0.000504 -0.000191 -0.001743 -0.000107 -0.001686 6 0.001010 0.000599 0.002399 -0.000057 -0.001556 7 0.001509 0.001743 0.007458 -0.000137 -0.001518 Magnet Yaw When Centered On Wire: 0.0006900 +/- 0.0000420 rad Centered Detector Vy = 0.0041352 Vrms or offest = 1.181 mrad Magnet X Scan Magnet Current: -4.298055 +/- 0.000006 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 237.477479 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000058 -0.000069 -0.022980 -0.000366 0.002350 2 -0.000039 0.001198 -0.015625 -0.000580 0.002525 3 -0.000019 0.000374 -0.009277 -0.000359 0.002861 4 0.000000 -0.000046 -0.002136 -0.000214 0.003273 5 0.000021 0.000229 0.004601 0.000038 0.003624 6 0.000042 -0.000069 0.010666 -0.000160 0.003960 7 0.000061 -0.000214 0.017502 -0.000313 0.004021 Magnet X Position When Centered On Wire: 0.0000085 +/- 0.0000013 m Centered Detector Vy = 0.0005417 Vrms or offest = 1.935 microns Magnet Y Scan Magnet Current: -4.298095 +/- 0.000006 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 237.477479 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000057 -0.000229 -0.000854 0.003037 -0.026627 2 -0.000038 -0.000076 -0.000031 0.000656 -0.016678 3 -0.000018 -0.000130 0.000320 0.000740 -0.006638 4 0.000003 0.000069 0.000122 -0.000259 0.003212 5 0.000022 0.000099 -0.000465 -0.000534 0.012749 6 0.000042 0.000084 0.000160 -0.002167 0.022698 7 0.000062 0.000229 0.000267 0.000175 0.032936 Magnet Y Position When Centered On Wire: -0.0000039 +/- 0.0000003 m Centered Detector Vy = 0.0003662 Vrms or offest = 0.747 microns Magnet was moved greater than its tolerence for one of the adjustments during the cycle. X direction moved 8.22 microns compared to the tolerence of 3.00 Y direction moved 6.49 microns compared to the tolerence of 3.00 Pitch moved 0.116 mrads compared to the tolerence of 0.500 Yaw moved 0.675 mrads compared to the tolerence of 0.500 Magnet Pitch Scan Magnet Current: -4.298066 +/- 0.000004 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 474.959474 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001364 0.000000 0.003105 0.002277 -0.019558 2 -0.000862 0.000290 0.003696 0.000111 -0.013096 3 -0.000365 0.000103 0.003441 0.000431 -0.006550 4 0.000136 -0.000511 0.002949 0.000046 0.000103 5 0.000630 0.000385 0.003433 -0.000599 0.006580 6 0.001136 0.000229 0.003780 -0.000977 0.013168 7 0.001636 0.000702 0.003338 0.000542 0.019436 Magnet Pitch When Centered On Wire: 0.0001343 +/- 0.0000073 rad Centered Detector Vy = 0.0000839 Vrms or offest = 0.072 mrad Magnet Yaw Scan Magnet Current: -4.298066 +/- 0.000002 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 474.959474 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000795 -0.001263 -0.010750 -0.000214 -0.000759 2 -0.000295 -0.000904 -0.008633 -0.000153 -0.001759 3 0.000213 -0.000263 -0.004437 0.000088 -0.001507 4 0.000705 0.000031 -0.000134 -0.000080 -0.001526 5 0.001212 0.000477 0.004440 0.000114 -0.001404 6 0.001720 0.001476 0.008400 0.000149 -0.001392 7 0.002222 0.001068 0.012783 0.000340 -0.001324 Magnet Yaw When Centered On Wire: 0.0006820 +/- 0.0000754 rad Centered Detector Vy = 0.0040245 Vrms or offest = 1.150 mrad Magnet X Scan Magnet Current: -4.298066 +/- 0.000005 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 237.484898 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000050 -0.000523 -0.019756 -0.000374 0.000114 2 -0.000031 0.000980 -0.011810 -0.000183 0.000237 3 -0.000011 0.000023 -0.004379 -0.000175 0.000496 4 0.000009 0.000233 -0.000595 -0.000084 0.000900 5 0.000029 -0.000275 0.008816 -0.000046 0.001320 6 0.000049 -0.000477 0.014305 0.000031 0.001457 7 0.000069 -0.000649 0.021492 0.000305 0.001747 Magnet X Position When Centered On Wire: 0.0000056 +/- 0.0000029 m Centered Detector Vy = 0.0001717 Vrms or offest = 0.613 microns Magnet Y Scan Magnet Current: -4.298104 +/- 0.000004 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 237.484898 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000063 -0.000191 -0.000790 0.004517 -0.028420 2 -0.000043 -0.000111 -0.000645 0.003258 -0.018608 3 -0.000025 0.000000 -0.000725 0.001289 -0.008881 4 -0.000004 -0.000103 0.001324 -0.000046 0.000732 5 0.000017 0.000023 0.000023 -0.001579 0.010620 6 0.000036 0.000195 -0.000027 -0.003067 0.019966 7 0.000056 0.000256 0.000431 -0.004211 0.030113 Magnet Y Position When Centered On Wire: -0.0000055 +/- 0.0000005 m Centered Detector Vy = 0.0002594 Vrms or offest = 0.529 microns Cam Move Summary Meas X Pos Y Pos Pitch Pos Yaw Pos # microns microns mrad mrad ----- ---------- ---------- ---------- ----------- 0 0.2973 2.5554 0.0179 0.0147 1 8.5174 -3.9321 0.1338 0.6900 2 5.5774 -5.5119 0.1343 0.6820 Converged on the magnet position in 2 cycles. X direction moved 2.94 microns compared to the tolerence of 3.00 Y direction moved 1.58 microns compared to the tolerence of 3.00 Pitch moved 0.000 mrads compared to the tolerence of 0.500 Yaw moved 0.008 mrads compared to the tolerence of 0.500 Wire Position: Dectector 1 (X), Position = 0.00128254 m Wire Position: Dectector 2 (Y), Position = 0.00734736 m Wire Position: Dectector 3 (Y), Position = 0.00842458 m Wire Position: Dectector 4 (X), Position = 0.00261887 m