SLAC Magnetic Measurements Date: 12-15-2015 Time: 10:20:04 Project: LCLS Device Type: Undulator Data Type: Serial Number: L143-112000-13 DATASET Number: 52 Tuning Stage: Rough Tuning Run Number: 8 Measurement Type: Align Cap Sensor Operator: YL Comment: alignment 10:20:18 Stage Zeroed 10:20:18 Move node 0: Move Device = UMAC, Read Device = UMAC ***************************************************************** 10:20:18 Move node 1: Move Device = UMAC, Read Device = UMAC ***************************************************************** 10:20:18 Move node 2: Move Device = UMAC, Read Device = UMAC ***************************************************************** 10:20:18 Move node 3: Move Device = NONE, Read Device = NONE ***************************************************************** Device:NONE , integration time = 0.012000 , number of channels = 1, number of samples = 0, range = 5.000000 *------------------------------------------------------------------------------* Device:NONE , integration time = 0.012000 , number of channels = 1, number of samples = 0, range = 5.000000 *------------------------------------------------------------------------------* Device:ADC488 , integration time = 0.100000 , number of channels = 8, number of samples = 60000, range = 3.000000 *------------------------------------------------------------------------------* Device:NONE , integration time = 0.100000 , number of channels = 8, number of samples = 0, range = 3.000000 *------------------------------------------------------------------------------* Initialization log located at Run 8 MECH_POS: : Gap measurement system initialized MECH_POS: : 12-15-2015 Initial first pole position = 0.495116 MECH_POS: : Reference voltage0_0 at start--> 5.267660 MECH_POS: : Reference voltage0_1 at start--> 6.997330 MECH_POS: : Reference voltage0_2 at start--> 7.137000 MECH_POS: : Reference voltage0_3 at start--> -0.004660 MECH_POS: : Reference voltage0_4 at start--> 2.568330 MECH_POS: : Reference voltage0_5 at start--> 2.956660 MECH_POS: : end PXI axis 3: mode = 0 , counts per index = 250000 microns per count = 1.000000, indices = 2:17 multiple of counts = 200 , number of samples = 19251 scans number = 0, threshold = 19250, zero index = 1 <------------------------------------------------------------------------------> PXI axis 1: mode = 0 , counts per index = 20000 microns per count = 0.500000, indices = 1:2 multiple of counts = 200 , number of samples = 400 scans number = 0, threshold = 399, zero index = 1 <------------------------------------------------------------------------------> PXI axis 2: mode = 0 , counts per index = 20000 microns per count = 0.500000, indices = 1:2 multiple of counts = 200 , number of samples = 400 scans number = 0, threshold = 399, zero index = 1 <------------------------------------------------------------------------------> VSCAN3: : Start zero fields ch0: VSCAN3: : Start zero fields ch1: VSCAN3: : Start zero fields ch2: 10:20:40 Move:node 2 absolute position = 4.267000 m 10:22:27 Stage Position Measurement, pos = 4.267001 m 10:22:32 Move:node 2 absolute position = 0.000000 m VSCAN3: : Stop zero fields ch0: VSCAN3: : Stop zero fields ch1: VSCAN3: : Stop zero fields ch2: -->>10:23:02 VSCAN3:SCAN : 0 start_pos = 0.250000 (m), dist_move = 4.017000 (m), num_samp = 19251, averaging number = 3 Primary axis: 3 Use indexes for travel range:1 Measuring length:0.100000 Secondary axis:1 Was active:0 Accuracy:0.000001 Start position:0.026417 Step size:0.000500 Number of steps:0 Fixed axis:2 Was active:0 Accuracy:0.000001 Position:0.531970 VSCAN3: Indices position error -> 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 VSCAN3: Back jumps number -> 0 VSCAN3: Triggers position error (counts)-> 0 VSCAN3: Fixed position -> 0.0495480 VSCAN3: Fixed position error -> 0.000000 VSCAN3: Fixed Idx position error -> 440.000000 VSCAN3: Secondary position -> 0.0003555 VSCAN3: Secondary position error -> 0.000000 VSCAN3: Secondary Idx position error -> 0.000000 First pole tolerance (m) = 0.005000 MECH_POS: : Average reminder = 23 INDEX_UI:First pole position =0.494885 First pole tolerance (m) = 0.005000 MECH_POS: : Average reminder = 24 INDEX_UO:First pole position =0.494892 First pole tolerance (m) = 0.005000 MECH_POS: : Average reminder = 23 INDEX_LI:First pole position =0.494762 First pole tolerance (m) = 0.005000 MECH_POS: : Average reminder = 35 INDEX_LO:First pole position =0.495363 MECH_POS: : Mechanical average over the undulator gap = 6.889, std = 0.028984 Mechanical average over the section I gap = 6.901, std = 0.031478 Mechanical average over the section II gap = 6.887, std = 0.014179 Mechanical average over the section III gap = 6.894, std = 0.010287 Mechanical average over the section IV gap = 6.878, std = 0.012745 Mechanical average over the section V gap = 6.912, std = 0.009742 MECH_POS: : YawF:-0.001653(mrad) Yaw:0.000000(mrad) MECH_POS: : Y:0.069664(mm) X:-0.000315(mm) MECH_POS: : Roll:0.017958(mrad) RollF:-0.256120(mrad) MECH_POS: : Pitch:-0.002204(mrad) MECH_POS: : TwistF:0.622170(mrad) First pole position =0.494975 PXI axis 3: mode = 0 , counts per index = 250000 microns per count = 1.000000, indices = 2:17 multiple of counts = 200 , number of samples = 19251 scans number = 0, threshold = 19250, zero index = 1 <------------------------------------------------------------------------------> PXI axis 1: mode = 0 , counts per index = 20000 microns per count = 0.500000, indices = 1:2 multiple of counts = 200 , number of samples = 400 scans number = 0, threshold = 399, zero index = 1 <------------------------------------------------------------------------------> PXI axis 2: mode = 0 , counts per index = 20000 microns per count = 0.500000, indices = 1:2 multiple of counts = 200 , number of samples = 400 scans number = 0, threshold = 399, zero index = 1 <------------------------------------------------------------------------------> VSCAN3: : Start zero fields ch0: VSCAN3: : Start zero fields ch1: VSCAN3: : Start zero fields ch2: 10:27:13 Move:node 2 absolute position = 4.267000 m 10:29:01 Stage Position Measurement, pos = 4.267001 m 10:29:06 Move:node 2 absolute position = 0.000000 m VSCAN3: : Stop zero fields ch0: VSCAN3: : Stop zero fields ch1: VSCAN3: : Stop zero fields ch2: -->>10:29:35 VSCAN3:SCAN : 0 start_pos = 0.250000 (m), dist_move = 4.017000 (m), num_samp = 19251, averaging number = 3 Primary axis: 3 Use indexes for travel range:1 Measuring length:0.100000 Secondary axis:1 Was active:0 Accuracy:0.000001 Start position:0.026417 Step size:0.000500 Number of steps:0 Fixed axis:2 Was active:0 Accuracy:0.000001 Position:0.531970 VSCAN3: Indices position error -> 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 VSCAN3: Back jumps number -> 0 VSCAN3: Triggers position error (counts)-> 0 VSCAN3: Fixed position -> 0.0495480 VSCAN3: Fixed position error -> 0.000000 VSCAN3: Fixed Idx position error -> 440.000000 VSCAN3: Secondary position -> 0.0003555 VSCAN3: Secondary position error -> 0.000000 VSCAN3: Secondary Idx position error -> 0.000000