SLAC Magnetic Measurements
Date: 12-11-2006
Time: 16:49:16
 
Planar Insertion Device Analysis
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Data File Header:
SLAC Magnetic Measurements
Date: 11-17-2006
Time: 11:37:56
Project: LCLS
Device Type: Undulator
Data Type: 
Serial Number: L143-112000-02
RMA Number: 1
Tuning Stage: Fine Tuning
Run Number: 3
Measurement Type: Z Scans
Operator: vk
Comment: Add 9 cm X offset
Measurement Device x: 
Measurement Device y: SENIS_24-06
Data File: c:\magdata\LCLS\Undulator\L143-112000-02\RMA0001\Fine Tuning\Z Scans\Run 003\bscanz_dat.001
Initial Hall Probe Zero Measurements:
Vx_0i = -0.002231 V
Vy_0i = 0.013429 V
Final Hall Probe Zero Measurements:
Vx_0f = -0.002659 V
Vy_0f = 0.014636 V
Offset Correction Voff = offset+index*increment
index = 0,1...22500
Vx:offset = -0.002231 V, increment = -1.903E-08 V
Vy:offset = 0.013429 V, increment = 5.366E-08 V
Hall Probe Calibration File:
Y: c:\CVI\current_calib\SENIS_24-06\SENIS_24-06_y.ini
X: c:\cvi\current_calib\HALLx_calib_poly_fit_file.dat
Reference Magnet Measurements:
Bx_ref = 0.0000xx (T)
By_ref = 0.0000xx (T)
Magnetic Field Measurements vs Z

Analysis Parameters:
Input file directory = C:\Magdata\LCLS\Undulator\L143-112000-02\RMA0001\Fine Tuning\Z Scans\Run 003\
Input file name = bscanz_dat.001
Input file type = SLAC_VXVYBXBYVSZ
Correction required = 0
Correction file = c:\Insertion Device Analysis\Earth Field Correction\earth_field_corr.dat
Correction file type = CORR_BXBYVSZ
Electron gamma = 26692.700000
Electron energy = 13.641459 Gev
Nominal undulator period = 0.030000 m
Nominal K value = 3.500000
Nominal radiation wavelength = 1.500000e-010 m
Number of undulator poles = 226
Number of end poles (used in analysis) = 4
Cell length = 3.656000 m