Startup

script/optics/FocusXRotScan.py

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+"""
+Focusing mirror Rx scan
+to center the beam on the monochromator grating
+Rx = -20...+20
+set the front end to 0.5 x 0.5, exit slit to 25, photon energy to 1500
+"""
+
+import math
+
+# adjust the following parameters
+STARTPOS = (-5.0)
+ENDPOS = (+5.0)
+STEPS = 0.01
+LATENCY = 1.0
+DWELL = 1.0
+ENDSCAN = False
+
+MOTORS = [FocusXRot]
+SENSORS = [SampleCurrent, RefCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX]
+RELATIVE = False
+
+value = DWELL * 10.0
+SampleCurrentAveraging.write(value)
+RefCurrentAveraging.write(value)
+
+SampleCurrentGain.write("L, 10^9")
+RefCurrentGain.write("L, 10^9")
+
+# front end size includes offset!
+FrontendHSize.write(1.0)
+FrontendVSize.write(0.9)
+ExitSlit.write(25.0)
+
+adjust_sensors()
+set_adc_averaging()
+
+def trig():
+    wait_beam()
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+    
+try:
+    lscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=trig, after_read = after_readout)
+finally:
+    if ENDSCAN:
+        after_scan()    

script/optics/FocusYRotScan.py

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+"""
+Focusing mirror Ry scan
+
+set scan parameters below, move the mirror to the center position.
+set analyser parameters separately!
+"""
+
+import math
+
+# adjust the following parameters
+DISTANCE = 0.08
+STEPS = 40
+LATENCY = 0.5
+ENDSCAN = False
+
+MOTORS = [FocusYRot]
+SENSORS = [Counts, SampleCurrent, RefCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX]
+STARTPOS = (-DISTANCE / 2.0)
+ENDPOS = (DISTANCE / 2.0)
+RELATIVE = True
+
+adjust_sensors()
+set_adc_averaging()
+
+def trig_sensors():
+    wait_beam()
+    #trig_scienta()
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+    
+try:
+    lscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=trig_sensors, after_read = after_readout)
+finally:
+    if ENDSCAN:
+        after_scan()    

script/optics/MonoThetaBetaScan.py

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+"""
+TEST: OTF scan for mono calibration
+
+under development - does not run yet
+
+tasks:
+- find out positioner of beta angle and set up device (must be of motor class).
+- load table of scan positions.
+- add outer theta loop.
+"""
+
+MOTORS = (MonoBeta)
+SENSORS = (SampleCurrent, RefCurrent, MachineCurrent)
+STARTPOS = (beta1)
+ENDPOS = (beta2)
+TIME = 120.0 # seconds
+STEPS = 1000
+RELATIVE = False
+ENDSCAN = False
+
+adjust_sensors()
+set_adc_averaging()
+
+def trig_sensors():
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+    
+try:
+    wait_beam()
+    cscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, time = TIME, relative = RELATIVE, before_read = trig_sensors)
+finally:
+    if ENDSCAN:
+        after_scan()    
+

script/optics/PhotonFluxSpectrum.py

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+"""
+photon flux spectrum
+
+SampleCurrent: diode
+RefCurrent: RMU
+AuxCurrent: not connected
+"""
+
+import time
+
+# G600 full spectrum
+#STARTPOS = (50.0)
+#ENDPOS = (1100.0)
+#STEPS = 10.0
+#LATENCY = 5.0
+#DWELL = 1.0
+
+# G1200 full spectrum
+#STARTPOS = (100.0)
+#ENDPOS = (2000.0)
+#STEPS = 25.0
+#LATENCY = 5.0
+#DWELL = 1.0
+
+# carbon edge
+STARTPOS = (270.0)
+ENDPOS = (310.0)
+STEPS = 0.5
+LATENCY = 1.0
+DWELL = 1.0
+
+# G600 1x1 reference sscan_2268 (elog:119)
+#SampleCurrentGain.write("L, 10^7")
+#RefCurrentGain.write("L, 10^9")
+#FrontendHSize.write(1.5)
+#FrontendVSize.write(1.4)
+#ExitSlit.write(100.0)
+
+# G600 1x1 reference sscan_2268 (elog:119)
+SampleCurrentGain.write("L, 10^5")
+RefCurrentGain.write("L, 10^7")
+FrontendHSize.write(6.5)
+FrontendVSize.write(10.4)
+ExitSlit.write(100.0)
+
+# G1200 1x1 reference sscan_2264 (elog:114)
+#SampleCurrentGain.write("L, 10^8")
+#RefCurrentGain.write("L, 10^9")
+#FrontendHSize.write(1.5)
+#FrontendVSize.write(1.4)
+#ExitSlit.write(100.0)
+
+# G1200 6x10 reference sscan_2266 (elog:116)
+#SampleCurrentGain.write("L, 10^6")
+#RefCurrentGain.write("L, 10^8")
+#FrontendHSize.write(6.5)
+#FrontendVSize.write(10.4)
+#ExitSlit.write(100.0)
+
+def trig():
+    wait_beam()
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+
+value = DWELL * 10.0
+SampleCurrentAveraging.write(value)
+RefCurrentAveraging.write(value)
+
+POSITIONERS = (Eph)
+SENSORS = (SampleCurrent, RefCurrent, MachineCurrent)
+
+lscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, before_read=trig, after_read=after_readout)