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--- hv_bias [2023/02/13 14:29]
noji
+++ hv_bias [2023/10/12 09:10]
noji Updated after the migration from DAQ to EXP network
@@ Line 1: / Line 1: @@
 ====== Detector bias control ======
 ===== HV Remote control =====
-The high-voltage of the [[Detectors#Tracking Parallel Plate Avalanche Counters (TPPAC)|TPPACs]], [[Detectors#Ionization Chamber|Ion Chamber]], the [[Detectors#Cathode Readout Drift Chambers (CRDC)|CRDCs]], [[Detectors#Plastic scintillators|FP Scintillator]], and [[Detectors#Hodoscope|Hodoscope]] are remotely controlled via GUI control panel (see figure below).
-The GUI can be opened from the desktop of the u4pc1 computer. Logging in as s800 user, start the singularity container for Debian 8 (Jessie) with
-  $ jessie_load
+The high-voltage of the plastic scintillator and the MCP at Object, the [[Detectors#Tracking Parallel Plate Avalanche Counters (TPPAC)|TPPACs]] at Intermediate Image, the [[Detectors#Cathode Readout Drift Chambers (CRDC)|CRDCs]], [[Detectors#Ionization Chamber|ion chamber]], [[Detectors#Plastic scintillators|plastic scintillator]], and [[Detectors#Hodoscope|hodoscope]] at Focal Plane are remotely controlled via CS-Studio Phoebus (see figure below).
-and use the script
+{{:wiki:phoebus_diag_hv.png|CS-Studio Phoebus DIAG HV control}}
-  $ /usr/opt/iseg-beta/start.sh
+This page can be reached from “FRIB EXP” → “DIAG” (Engineering Area, not to be confused with “S800” → “Diag Main”) → “S800 HV Bias Power Supply”.
-The GUI control panel looks like this when the detectors are biased:
+Each channel can also be accessed from by going to “FRIB EXP” -> “Power Supplies” and open the “EXP-S3” tab, which looks like the screenshot below.
-{{:wiki:iseg_slot0.png|}}
+{{:wiki:phoebus_ps_main.png|CS-Studio Phoebus PS HV control}}
-The channel list is found elsewhere.
 The actual HV modules are located on the top level of the S3 vault, under the FP chamber.

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