SLAC Magnetic Measurements Date: 05-27-2008 Time: 16:16:55 Project: LCLS Magnet Type: Quad Magnet Name: 000716 Serial Number: 35_Undulator_Quad Run Number: 4 Measurement Device: vib_wire Operator: sda Comment: Wire fiducial at +4.3 amps. 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: 4.303049 +/- 0.000009 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 468.085861 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001485 -0.000217 -0.002033 -0.001675 0.019203 2 -0.000987 -0.000427 -0.002014 0.000420 0.012558 3 -0.000485 -0.000267 -0.001926 -0.000191 0.005940 4 0.000012 -0.000256 -0.001938 0.000088 -0.000790 5 0.000513 -0.000416 -0.001900 -0.000977 -0.007343 6 0.001008 -0.000320 -0.001694 -0.004112 -0.012383 7 0.001514 -0.000610 -0.001945 -0.004704 -0.019184 Magnet Pitch When Centered On Wire: -0.0000094 +/- 0.0000338 rad Centered Detector Vy = -0.0004730 Vrms or offest = -0.408 mrad Magnet Yaw Scan Magnet Current: 4.302404 +/- 0.000002 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 468.085861 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001489 -0.003006 -0.013947 0.000500 0.000156 2 -0.000993 -0.004444 -0.010864 0.000938 0.001251 3 -0.000492 -0.003124 -0.007713 0.000622 0.001495 4 -0.000001 -0.001671 -0.004303 0.000610 0.001556 5 0.000489 -0.000370 -0.000843 0.000614 0.001446 6 0.000988 0.001247 0.002216 0.000557 0.001213 7 0.001494 0.002533 0.005703 0.000290 0.001450 Magnet Yaw When Centered On Wire: 0.0006412 +/- 0.0000190 rad Centered Detector Vy = 0.0025330 Vrms or offest = 0.724 mrad Magnet X Scan Magnet Current: 4.302374 +/- 0.000005 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 233.995083 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000059 -0.000420 -0.012989 0.000107 -0.005653 2 -0.000040 0.000004 -0.007042 0.000313 -0.005768 3 -0.000020 0.000000 -0.001236 -0.000381 -0.005577 4 0.000000 0.000233 0.004375 0.000046 -0.006088 5 0.000021 0.000408 0.010407 -0.000038 -0.006729 6 0.000042 0.001690 0.015686 -0.000649 -0.006248 7 0.000062 0.002956 0.021805 -0.001022 -0.007057 Magnet X Position When Centered On Wire: -0.0000146 +/- 0.0000008 m Centered Detector Vy = -0.0001450 Vrms or offest = -0.518 microns Magnet Y Scan Magnet Current: 4.302346 +/- 0.000004 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 233.995083 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000058 -0.000389 -0.000408 0.000954 0.025032 2 -0.000038 -0.000267 0.000031 0.001060 0.014259 3 -0.000018 -0.000027 0.000107 0.000160 0.004402 4 0.000002 0.000072 0.000095 -0.000587 -0.005814 5 0.000022 0.000256 0.000305 -0.001419 -0.015358 6 0.000041 0.000336 0.000446 -0.000938 -0.025757 7 0.000061 0.000290 0.000408 -0.004280 -0.035736 Magnet Y Position When Centered On Wire: -0.0000092 +/- 0.0000005 m Centered Detector Vy = -0.0004501 Vrms or offest = -0.919 microns Magnet was moved greater than its tolerence for one of the adjustments during the cycle. X direction moved 14.94 microns compared to the tolerence of 3.00 Y direction moved 11.14 microns compared to the tolerence of 3.00 Pitch moved 0.022 mrads compared to the tolerence of 0.500 Yaw moved 0.626 mrads compared to the tolerence of 0.500 Magnet Pitch Scan Magnet Current: 4.302369 +/- 0.000006 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 467.903581 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.001516 0.000317 0.002682 0.000404 0.019852 2 -0.001010 0.000507 0.002670 0.001564 0.012932 3 -0.000512 0.000439 0.002701 0.000988 0.006237 4 -0.000013 0.000801 0.002621 -0.000206 -0.000420 5 0.000485 0.000919 0.002735 -0.001427 -0.007019 6 0.000988 0.000446 0.002945 0.000145 -0.013855 7 0.001488 0.000462 0.003017 0.001030 -0.020832 Magnet Pitch When Centered On Wire: -0.0000457 +/- 0.0000069 rad Centered Detector Vy = 0.0000381 Vrms or offest = 0.033 mrad Magnet Yaw Scan Magnet Current: 4.302361 +/- 0.000003 A Signal Generator Amplitude: 5.000000 V Signal Generator Frequency: 467.903581 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (rad) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000859 -0.001436 -0.009646 0.000576 0.000980 2 -0.000356 -0.001217 -0.007366 0.000439 0.001930 3 0.000140 -0.000475 -0.003658 0.000130 0.002045 4 0.000641 0.000063 0.000135 -0.000011 0.001949 5 0.001143 0.000935 0.003874 0.000023 0.001900 6 0.001637 0.002275 0.007441 0.000065 0.001900 7 0.002142 0.003473 0.010805 -0.000107 0.001980 Magnet Yaw When Centered On Wire: 0.0006089 +/- 0.0000535 rad Centered Detector Vy = 0.0023251 Vrms or offest = 0.664 mrad Magnet X Scan Magnet Current: 4.302314 +/- 0.000003 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 233.901869 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000074 0.000389 -0.017037 0.000435 0.000122 2 -0.000055 -0.000725 -0.011391 0.000229 -0.000381 3 -0.000035 0.000191 -0.005680 0.000069 -0.000481 4 -0.000015 -0.000038 -0.000015 0.000099 -0.000809 5 0.000005 -0.000023 0.005844 -0.000160 -0.001007 6 0.000025 0.000320 0.011341 -0.000206 -0.001152 7 0.000045 -0.000217 0.017212 -0.000305 -0.001755 Magnet X Position When Centered On Wire: -0.0000149 +/- 0.0000003 m Centered Detector Vy = 0.0001106 Vrms or offest = 0.395 microns Magnet Y Scan Magnet Current: 4.302339 +/- 0.000004 A Signal Generator Amplitude: 0.500000 V Signal Generator Frequency: 233.901869 Hz Pos Xdet_Vx Xdet_Vy Ydet_Vx Ydet_Vy # (m) (Vrms) (Vrms) (Vrms) (Vrms) ----- ---------- ---------- ---------- ---------- ---------- 1 -0.000069 -0.000248 -0.000450 -0.001480 0.029511 2 -0.000049 -0.000111 -0.000042 -0.001785 0.018624 3 -0.000029 -0.000088 -0.000069 -0.000359 0.009232 4 -0.000009 0.000046 -0.000084 0.000008 -0.000916 5 0.000011 0.000111 0.000233 0.000595 -0.010941 6 0.000030 0.000210 0.000393 0.001251 -0.020920 7 0.000050 0.000359 0.000767 0.003830 -0.031418 Magnet Y Position When Centered On Wire: -0.0000112 +/- 0.0000006 m Centered Detector Vy = -0.0002365 Vrms or offest = -0.483 microns Cam Move Summary Meas X Pos Y Pos Pitch Pos Yaw Pos # microns microns mrad mrad ----- ---------- ---------- ---------- ----------- 0 0.3786 1.9059 0.0129 0.0151 1 -14.5661 -9.2318 -0.0094 0.6412 2 -14.9211 -11.2261 -0.0457 0.6089 Converged on the magnet position in 2 cycles. X direction moved 0.36 microns compared to the tolerence of 3.00 Y direction moved 1.99 microns compared to the tolerence of 3.00 Pitch moved 0.036 mrads compared to the tolerence of 0.500 Yaw moved 0.032 mrads compared to the tolerence of 0.500 Wire Position: Dectector 1 (X), Position = 0.00127893 m Wire Position: Dectector 2 (Y), Position = 0.00734952 m Wire Position: Dectector 3 (Y), Position = 0.00842380 m Wire Position: Dectector 4 (X), Position = 0.00261596 m