Table 1.0 |
SLC Database Magnet Secondaries |
Secondary |
Supertype |
Data Type |
Description |
:PSNM: 1 |
4 |
2A4; |
Power supply serial number |
:BCON: 12 |
4 |
1R4; |
B from configuration, not used by micro |
:Z : 23 |
4 |
1R4; |
Z of magnet center (Meters) |
:BMAX: 26 |
4 |
1R4; |
Maximum magnetic strength (Kilogauss) |
:LEFF: 25 |
4 |
1R4; |
Effective length of magnet (Meters) |
:LABL: 36 |
4 |
1S4; |
MAD Deck name |
:OFFS: 37 |
4 |
2R4; |
Offsets X and Y in MM for center of magnet |
:KMOD: 90 |
4 |
1R4; |
Normalized field strength) |
:FRAC: 91 |
4 |
1R4; |
fractional energy gain from model |
:RMS : 92 |
4 |
1R4; |
RMS value calculated by History Buffer |
:TRMS: 94 |
4 |
1R4; |
ratio of RMS tols to TOLS |
:IVBU: 2 |
1 |
VR4; |
Current = Function(B field) going up |
:IVBD: 3 |
1 |
VR4; |
Current = Function(B field) going down Polynomial fits to magnetic measurement data of current as a function of magnetic field strength |
:IVA : 4 |
1 |
VR4; |
Current = Function(ADC volts) Polynomial to convert ADC reading to current |
:IVA2: 95 |
1 |
2R4; |
Current = Function(ADC volts) for 2nd analog input |
:DVI : 5 |
1 |
VR4; |
DAC counts = Function(Current) trial polynomial (where DVI is the product of the DAC an Power supply transfer functions) DAC is 2's complement binary (3276 counts/volt) 1 DAC volt/ampere would have a DVI = 32760.,3276. |
:TOLS: 6 |
1 |
4R4; |
Tolerances on BDES. Pair 1 is for Trim, Pair 2 for Check 1st of each pair is an absolute tolerance (for small Abs(B)), 2nd is a FRACTIONAL error. A magnet is OK if either tolerance is satisfactory. |
:IMMS: 7 |
1 |
3R4; |
IMIN,IMAX and final Set point for STDZ or CAL |
:IMMO: 24 |
1 |
2R4; |
MIN,IMAX for operating conditions |
:NSCY: 8 |
1 |
2I2; |
1st is number of Standardization cycles (up/down =1) 2nd is interval before going down (MSEC) |
:ADCP: 9 |
1 |
1Z2 |
Not used |
:DACL: 10 |
1 |
1Z4; |
Not used for channel 1H, slave 1H, master 600H. |
:ATOL: 20 |
1 |
2R4; |
Loose tolerance on desired current-ADC meas current used for calibration and standardization and for diagnostic knobs 1st is absolute tolerance, 2nd is fractional |
:PSCP: 32 |
1 |
1I2; |
Unit number of Large power supply (Ignore if magnet is on private supply) |
:SETL:123 |
1 |
1I2; |
Settling time for power supply to stabilise. (in msecs) |
:RAMP: 33 |
1 |
2I4; |
Ramping rate: max step size in Dac cnts, wait time (msec) |
:HDSC: 49 |
1 |
1Z2; |
Hardware descriptor |
:BDES: 13 |
2 |
1R4; |
B asked by magnet job |
:HSTA: 28 |
2 |
1Z2; |
Hardware status (see Bit definitions) |
:VSTA: 66 |
4 |
1Z4; |
VAX STAtus word |
:DVIC: 18 |
3 |
VR4; |
Calibrated DAC=F(I) |
:DVIG: 21 |
3 |
1R4; |
Calibrated DAC=F(I) goodness from fitting |
:STAT: 14 |
3 |
1Z2; |
Status (see Bit definitions) |
:STA2:133 |
3 |
1Z4; |
second status word (see Bit definitions) |
:IDES: 19 |
3 |
1R4; |
I calculated from BDES |
:IPRV: 17 |
3 |
1R4; |
Last recorded I in tolerance |
:BACT: 15 |
3 |
1R4; |
B at last check |
:IACT: 16 |
3 |
1R4; |
I at last check |
:RIPL: 38 |
3 |
1R4; |
Ripple read back from SAM |
:IMAX:124 |
3 |
1R4; |
Max (or min) recorded I for Stdz magnets |
:DACV:125 |
3 |
1R4; |
Last DAC value |
:ITRY: 27 |
3 |
1I2; |
Number of trys required to Trim |
:TTIM: 29 |
3 |
2T4; |
Last time successfully Trimmed |
:CTIM: 30 |
3 |
2T4; |
Last time successfully Calibrated |
:KTIM: 31 |
3 |
2T4; |
Last time successfully Standardized |
:ZTIM:127 |
3 |
2T4; |
Last time Standardization was lost |
:EMOD: 88 |
4 |
1R4; |
Beam energy (GeV) at magnet center |
:ECON: 89 |
4 |
1R4; |
Beam energy (GeV) at magnet center from configuration |
:IMON:126 |
3 |
1R4; |
PSC2 second analog signal |
:BMON:135 |
3 |
1R4; |
redundant transductor readback in field |
:TOLF:132 |
1 |
1R4; |
redundant transductor tolerance factor |
:ADCR:134 |
1 |
1Z2; |
pointer to ADC location in buffer of redundant readback |