Attenuators

FEE Attenuators

A set of diamond and sapphire attenuators

Can be found in the xpphome, under the tag LCLS in FEE Solid Att. Or in xpppython using feeatt(x).

XPP Attenuators

Can be controlled through xpppython by att(x) where x is the transimision in percentage (1 is full beam)

If changing the energy without restarting xpppython use att.setE(x)

For scanning the motor: m.SiT

daq.ascan(m.SiT, 0.0001,1,4,2000) for 0.0001 to 1 in 4 steps 2000 shots each