SLAC Magnetic Measurements
Date: 01-28-1998
Time: 15:29:55

Project: PEP2INT
Magnet Type: PMBLOCKS
Magnet Name (Serial #): SLCREJ4
Measurement System: HH Coil
Operator: bd
Run Number: 1
Comment: standard run

Helmholtz Coil Parameters:
Coil radius, R =  .493357  m
Number of turns, N =  3045 
Geometry factor, G =  1.39754 
Number of measurements for averaging =  2 
15:30:35  Temperature: Channel  1 
          Rthermistor =  11750.39  ohm
          T =  21.36224  deg C
          Linear estimate as a check, Tlin =  21.00368  deg C
15:30:37  Temperature: Channel  2 
          Rthermistor =  12020.05  ohm
          T =  20.85767  deg C
          Linear estimate as a check, Tlin =  20.38801  deg C
15:31:00  VT Offset Correction:
          n =  512 , VT0 =  0 , VTn = -1.1575E-04 
          VTmin = -2.914008E-02 , VTmax =  3.20625E-05 , Rel Corr =  3.967827E-03 
15:31:01  VT Fundamental Measurement:
          Rotation direction: +
          vtmag1 =  1.455963E-02 , vtphase1 =  .3293341 
15:31:01  Magnetic Moment Calculation:
          Rotation direction: +
          Integrated voltage vtmag =  1.455963E-02  Vs
          Integrated voltage vtphase =  .3293341  deg
          Magnetic moment strength mu =  3.29677E-06  Tm^3
          Magnetic moment direction th = -.3293341  deg
15:31:25  VT Offset Correction:
          n =  512 , VT0 =  0 , VTn = -1.2525E-04 
          VTmin = -2.917974E-02 , VTmax =  1.771875E-05 , Rel Corr =  4.289757E-03 
15:31:25  VT Fundamental Measurement:
          Rotation direction: -
          vtmag1 =  1.455639E-02 , vtphase1 =  .6298583 
15:31:25  Magnetic Moment Calculation:
          Rotation direction: -
          Integrated voltage vtmag =  1.455639E-02  Vs
          Integrated voltage vtphase =  .6298583  deg
          Magnetic moment strength mu =  3.296035E-06  Tm^3
          Magnetic moment direction th = -.6298583  deg
15:31:49  VT Offset Correction:
          n =  512 , VT0 =  0 , VTn = -4.475E-05 
          VTmin = -2.919173E-02 , VTmax =  1.3125E-05 , Rel Corr =  1.532279E-03 
15:31:49  VT Fundamental Measurement:
          Rotation direction: +
          vtmag1 =  1.456631E-02 , vtphase1 =  .3227604 
15:31:49  Magnetic Moment Calculation:
          Rotation direction: +
          Integrated voltage vtmag =  1.456631E-02  Vs
          Integrated voltage vtphase =  .3227604  deg
          Magnetic moment strength mu =  3.298282E-06  Tm^3
          Magnetic moment direction th = -.3227604  deg
15:32:13  VT Offset Correction:
          n =  512 , VT0 =  0 , VTn = -1.2425E-04 
          VTmin = -2.912764E-02 , VTmax =  1.69375E-05 , Rel Corr =  4.263229E-03 
15:32:13  VT Fundamental Measurement:
          Rotation direction: -
          vtmag1 =  1.455692E-02 , vtphase1 =  .6128294 
15:32:14  Magnetic Moment Calculation:
          Rotation direction: -
          Integrated voltage vtmag =  1.455692E-02  Vs
          Integrated voltage vtphase =  .6128294  deg
          Magnetic moment strength mu =  3.296156E-06  Tm^3
          Magnetic moment direction th = -.6128294  deg
15:32:14  Average Magnetic Moment:
          Magnetic moment strength mu =  3.296811E-06  +-  4.082495E-10  Tm^3
          Magnetic moment direction th = -.4736956  +-  5.900636E-03  deg
15:32:16  Temperature: Channel  1 
          Rthermistor =  11751.03  ohm
          T =  21.36105  deg C
          Linear estimate as a check, Tlin =  21.00221  deg C
15:32:18  Temperature: Channel  2 
          Rthermistor =  12015.68  ohm
          T =  20.86572  deg C
          Linear estimate as a check, Tlin =  20.39799  deg C

Magnetic Moment Measurement:
Projection plane:  1  (X-Y)
Magnetic moment strength, M =  3.296811E-06  +-  4.082495E-10  Tm^3
Magnetic moment direction CCW, Theta = -.4736956  +-  5.900636E-03  deg
Temperature near block, T =  21.36165  deg C
    |\           
 Y^ |  \          Mx =  3.296698E-06  +-  4.082452E-10  Tm^3
  | |   |         My = -2.725623E-08  +-  3.399402E-10  Tm^3
  | | =>|  +th   
 Z. |   |  --->X 
    |  /         
    |/           
 View From Above