SPECIAL KLYSTRONS AND STATIONS
Last modified: June 24, 2008



STATIONS WITH LOWERED BEAM VOLTAGE AND/OR DRIVE

STATION SOURCE BEAM
VOLTS
FORWARD
ENERGY
R.E. TRIP
POINT
COMMENTS
K02   330   3 ENLD
K01   303   3.5 ENLD
1-1A   310   3.5 ENLD
1-1B   300   3.5 ENLD
1-1C   293   3.5 ENLD
1-4 Downstream of SLED 350   3.5 MW Reflected Energy
Drive Reduced/Sat. disabled
1-5 Short accelerator section 347   10 Reflected Energy
2-1 Short accelerator section 330   3.5 Reflected Energy
2-2 Short accelerator section 310   3.5 Reflected Energy
2-3 Short accelerator section 310   3.5 Reflected Energy
2-5 Downstream of SLED 330   10 Reflected Energy
2-8 Downstream of SLED 330   3.5 Reflected Energy
4-1 Short accelerator section 305   3.5 Reflected Energy
4-2 Short accelerator section 323   3.5 Reflected Energy
5-2 Upper SLED 330   3.5 Reflected Energy
6-8 Upper/lower SLED 325   10 Reflected Energy
Drive reduced/Sat. disabled
10-3 Short accelerator section 320   3.5 Reflected Energy
10-4 Short accelerator section 300   3.5 Reflected Energy
11-7   340   3.5 Wire Scanners
12-6   350   9 Reflected Energy
12-8 Lower SLED Cavity 325   10 Reflected Energy
13-5 Upper SLED 335   10 Reflected Energy
13-8   350   10 Reflected Energy
Drive at 55%
16-3 Upper SLED 340   3.5 Reflected Energy
16-5 Lower SLED 330   10 Reflected Energy
Drive at 60%
17-3   330   10 Reflected Energy
Drive reduced/Sat. disabled
17-4 Downstream of SLED 325   9 Reflected Energy
17-8 Downstream of SLED 325   3.5 Reflected Energy
18-4 Lower SLED Cavity 328   10 Reflected Energy
19-4 Downstream of SLED 340   3.5 Reflected Energy
20-3C Short accelerator section 350   1.2 Reflected Energy
20-4A Downstream of SLED 350   5 Reflected Energy
20-5 (T-CAV)   350 11.5 3.5 Drive=100% auto-sat disabled
20-6 (GUN)   292 24.3 2.6 Drive=100% auto-sat disabled
20-7 (L0A)   350 35.3 3.5 Drive=100% auto-sat disabled
20-8 (L0B)   350 60 3.5 Drive=90% auto-sat disabled
21-1 (L1-S) 3 accelerator sections 305 33 2  
21-2 (X-BAND)   368 18 3 Drive=100% auto-sat disabled
21-5   340 56 3.5 Reflected Energy
22-1 Upper SLED 330 49.25 3.5 Reflected Energy
22-4 Upper SLED 330 38.5 12 Reflected Energy
Auto sat disabled due to PHJ
22-5 Upper SLED 340 56.4 10 Reflected Energy
22-7   329 51.2 3.5 Reflected Energy
22-8   323 44.6 3.5 Reflected Energy
24-1 3 Accelerator Sections 340 59.5 3.5 Reflected Energy
24-4   350 49.4 3.5 Lowered drive, auto-sat disabled
due to PHJ
24-8 (TCAV3)   340 35.5 7.5 Reflected Energy
25-1   350 49.2 10 Reflected Energy
Auto-sat disabled for PHJ
25-2 3 accelerator sections 319 50.4 3.5 Reflected Energy
25-3 3 accelerator sections 350 40 3.5 Reflected Energy
Auto-sat disabled
26-8 Downstream of SLED 330 48.4 10 Reflected Energy
27-4   335 57.2 3.5 Unknown why BV was lowered
27-6 3 accelerator sections 295 37.8 3.5 Reflected Energy
3 accelerator sections
28-2   323 32.2 3.5 High Radiation
28-6   350 55 10 Reflected Energy
28-7 3 accelerator sections 325 51.4 3.5 Reflected Energy
28-8   350 56 10 Reflected Energy
30-2   330 40 3.5 Reflected Energy
30-8 3 accelerator sections 300 41.2 7 Reflected Energy
 

LCLS STATIONS WITH SPECIAL ACCELERATOR SECTIONS


L1
21-1	a section removed, b, c, and d are 9.4ft
21-2	X-Band

L2
21-3	a section removed

L3
25-2	d section removed
25-3	d section removed
27-6	d section removed
28-1	d section removed
28-4	d section removed
28-7	d section removed
29-1	d section removed
29-4	d section removed 
29-5	d section removed
29-7	d is 9.4ft
30-1	d is 7.1ft
30-3	d is 7.1ft
30-4	d is 7.1ft
30-5	d is 7.1ft
30-6	d is 9.4ft
30-7	d is 9.4ft
30-8	d section removed

SPECIAL I.P.A. LOCATIONS

STATION TYPE NUMBER
K-02 Solid-State Sub-Booster 239-042
1-1B Special Energy Vernier 239-038
1-1C Special Energy Vernier 239-038
1-6 Special Energy Vernier 239-038
1-7B Solid-State Sub-Booster 239-042
1-7C SSSB/Dual Attenuator 239-054
1-8 SSSB/Dual Attenuator 239-054
3-1 PEPll Phase shifter 345-800
3-2 PEPll Phase shifter 345-800
9-1 PEPll Phase shifter 345-800
9-2 PEPll Phase shifter 345-800
20-3C Solid-State Sub-Booster 239-042
20-4A Solid-State Sub-Booster 239-042

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