<p><strong>15:35</strong></p>
<p>Electron cooler voltage set point = 244.3 V</p>
<p>Electron cooler voltage readout = 243.75 V</p>
<p>Collector current = 4.29 mA</p>
<p>All system checks OK</p>
<p>Cycle time = 6 s</p>
<p>Detector positions: left = 36.54 mm, right = 64.60 mm</p>
<p>Target density = 2.5e11</p>
<p>Injection = 3 - 4 e7 pps</p>
<p><strong>15:50</strong></p>
<p>Injection intensity dropped to 1e7 pps</p>
<p><strong>15:54</strong></p>
<p>Injection intensity back to ~4e7 pps</p>
<p><strong>17:30</strong></p>
<p>All system checks OK</p>
<p>Target at 3.7e11</p>
<p>Beam dropped to 1e7 pps</p>
<p><strong>17:34</strong></p>
<p>Beam back to 3-4 e7 pps</p>
<p><strong>19:10</strong></p>
<p>Beam started varying between 1e7 and 4e7. The operators briefly closed the Faraday cup (~30 seconds), the beam is now back to ~5e7</p>
<p><strong>19:25</strong></p>
<p>All system checks OK</p>
<p>Target at 2.6e11</p>
<p>Beam at 5e7</p>
<p><strong>21:25</strong></p>
<p>All system checks OK</p>
<p>Target at 2.7e11</p>
<p>Beam at 4-5 e7</p>
<p> </p>
<p> </p> |