#pragma section-numbers on ------------------------------------------------------------------------ __'''PACS bolometer operation from the commanding point of view'''__ ------------------------------------------------------------------------ T. Mueller, D. Cesarsky; 08-Nov-2006 '''Index''' <> ------------------------------------------------------------------------------------ = Short Functional Tests (PhFPU related) = ------------------------------------------------------------------------------------ == SFT Warm: Sorption Cooler and Bolometer detector chain == * '''PACS_Phot_SFT_Cooler_Warm_OBS''', calling '''PACS_Phot_SFT_Cooler_Warm''' * '''PACS_Phot_DPU_DMC_Setup_OBS''', calling '''PACS_Phot_DPU_DMC_Setup''' * '''PACS_Phot_Switchon_OBS''', calling '''PACS_Phot_Switchon''' * '''PACS_Phot_Sequencer_Setup_OBS''', calling '''PACS_Phot_Sequencer_Setup''' * '''PACS_Phot_SPU_Setup_OBS''', calling '''PACS_Phot_SPU_Setup''' * '''PACS_Phot_Warm_Startinputsignal_OBS''', calling '''PACS_Phot_Warm_Startinputsignal''' (Duration: 637 sec) * '''PACS_Phot_SPU_Reset_OBS''', calling '''PACS_Phot_SPU_Reset''' * '''PACS_Phot_Switchoff_OBS''', calling '''PACS_Phot_Switchoff''' __Note__: No specific autonomy functions are involved here (except AF#6 to check for the communication between DMC and BOLC) == SFT at HeI: Sorption Cooler and Bolometer detector chain == * '''PACS_Phot_SFT_Cooler_OBS''', calling '''PACS_Phot_SFT_Cooler''' * '''PACS_Phot_DPU_DMC_Setup_OBS''', calling '''PACS_Phot_DPU_DMC_Setup''' * '''PACS_Phot_Switchon_OBS''', calling '''PACS_Phot_Switchon''' * '''PACS_Phot_Sequencer_Setup_OBS''', calling '''PACS_Phot_Sequencer_Setup''' * '''PACS_Phot_SPU_Setup_OBS''', calling '''PACS_Phot_SPU_Setup''' * '''PACS_Phot_Cold_Startinputsignal_OBS''', calling '''PACS_Phot_Cold_Startinputsignal''' (Duration: 637 sec) * '''PACS_Phot_SPU_Reset_OBS''', calling '''PACS_Phot_SPU_Reset''' * '''PACS_Phot_Switchoff_OBS''', calling '''PACS_Phot_Switchoff''' __Note__: No specific autonomy functions are involved here (except AF#6 to check for the communication between DMC and BOLC) == SFT at HeII (cooler not recycled): Sorption Cooler and Bolometer detector chain == * '''PACS_Phot_SFT_Cooler_OBS''', calling '''PACS_Phot_SFT_Cooler''' * '''PACS_Phot_DPU_DMC_Setup_OBS''', calling '''PACS_Phot_DPU_DMC_Setup''' * '''PACS_Phot_Switchon_OBS''', calling '''PACS_Phot_Switchon''' * '''PACS_Phot_Sequencer_Setup_OBS''', calling '''PACS_Phot_Sequencer_Setup''' * '''PACS_Phot_SPU_Setup_OBS''', calling '''PACS_Phot_SPU_Setup''' * '''PACS_Phot_Cold_Startinputsignal_OBS''', calling '''PACS_Phot_Cold_Startinputsignal''' (Duration: 637 sec)<
> * '''PACS_Phot_SPU_Reset_OBS''', calling '''PACS_Phot_SPU_Reset''' * '''PACS_Phot_Switchoff_OBS''', calling '''PACS_Phot_Switchoff''' __Note__: No specific autonomy functions are involved here (except AF#6 to check for the communication between DMC and BOLC) ------------------------------------------------------------------------------------ = Nominal Operations = ------------------------------------------------------------------------------------ == Instrument switch-on and connection of the warm electronic boxes == * currently done with tcl-script '''PACS_Switch_On.tcl''' (maintained by FGB) * after execution: PACS is in '''SAFE mode''', the bolometer groups are off, but the temperature sensors are on. However as the '''SAFE mode''' OBCP has not been executed, the cooler may not be in safe mode (pump heat switch closed). This needs to be checked. __Note__: Autonomy function #6 is enabled to check for the communication between DMC and BOLC == Cooler recycling (only at HeII temperatures) == * starting out of '''SAFE mode''' (groups off, temperature sensors on) * mode '''BOLO_cooler_OBS''' calling the CUS procedure '''BOLO_cool_recycle''': * no sub-procedures are called, the groups and temperature sensors are not touched * HK_list is set to PHOT_HK and reset to "NON-PRIME" in the end * autonomy function 14 is enabled, Duration: 7928 sec * ending up in '''SAFE mode''' (groups are off, temperature sensors on, HSP heater current at 1.18 mA) __Note__: At the end of the recycling the autonomy function 14 is enabled. It checks for TEMP_EV, TEMP_FPU1, TEMP_FPU2: --> HK DEC SOFT is generated if one or more are out of the range [260,320] mK; --> GO SAFE is generated if one or more are above 400 mK == General Setup for Photometer Operation (after cooler recycling) == * starting out of '''SAFE mode''' (groups off, temperature sensors on) * mode '''PHOT_setup_OBS''' calling the block '''PHOT_setup''', calling the following CUS procedures: * procedure PHOT_dpu_dmc_setup * procedure PHOT_dmc_setup * procedure PHOT_fltw_conf * procedure PHOT_fltw_move * procedure CONF_chopper * procedure CHOP_on_off * procedure CONF_cs * procedure CS_on_off (2x) * procedure CS_temp (2x) * procedure PHOT_switchon_groups * procedure PHOT_set_bias (*) * procedure PHOT_seq_setup * procedure PHOT_change_data_mode * procedure PHOT_change_seq_mode * procedure PHOT_set_gain * procedure PHOT_spu_setup (*) the bias tables to be loaded can change! * ending up in '''Photometry mode''', but SPU processing has not yet started * filter is in position "A", chopper at position "0" * calibration sources are set to default values, but need 40-50 min stabilisation time!!! __Note 1__: At the end of the '''PHOT_setup_OBS''' the autonomy function 17 "generate_event_pwr" is enabled. It checks for the HK entries: PC_PWR_ANA_P_#, PC_PWR_ANA_N_# and PC_PWR_DIG_#, with # = [1,2,3,4,5,6,7] __Note 2__: '''PHOT_setup_OBS''' can be called via the generic tcl-script (with a default bias table) or via a specific tcl-script together with a special bias table. == Operation of the bolometers (starting out of '''Photometry mode''') == === start/stop of bolometer data flow === * mode '''PHOT_spu_setup_OBS''' calling procedure '''PHOT_spu_setup''' ---> bolometer data flow running * mode '''PHOT_spu_reset_OBS''' calling procedure '''PHOT_spu_reset''' ---> bolometer data flow stopped === Change of the bolometer data/sequence mode and gain === * procedure '''PHOT_change_data_mode''' * procedure '''PHOT_change_seq_mode''' * procedure '''PHOT_set_gain''' * or via MSTK with individual commands === Take data with manual chopper & filter movements === * mode '''PHOT_spu_setup_OBS''' calling procedure '''PHOT_spu_setup''' ---> bolometer data flow running * mode '''PACS_fltw_move_OBS''' calling procedure '''PHOT_fltw_move''' (or '''SPEC_fltw_move''') * or command '''Pacs_DMC_MOVE_CHOP_ABS''' * or command '''Pacs_DMC_MOVE_CHOP_REL''' * mode '''PHOT_spu_reset_OBS''' calling procedure '''PHOT_spu_reset''' ---> bolometer data flow stopped __Note__: '''PACS_fltw_move_OBS''' can be called via a specific tcl-script where the filter has to be specified. === Take data with pre-defined OBCPs === * mode '''OBCP_chopped_photometry_OBS''' calling blocks/procedures: * procedure '''PHOT_spu_setup''' * procedure '''PHOT_fltw_move''' * block '''OBCP_chopped_photometry''' * procedure '''PHOT_fltw_move''' * block '''OBCP_chopped_photometry''' * procedure '''PHOT_fltw_move''' * procedure '''PHOT_spu_reset''' * mode '''OBCP_phot_chopper_scan_OBS''' calling blocks/procedures: * procedure '''PHOT_spu_setup''' * procedure '''PHOT_fltw_move''' * block '''OBCP_phot_chopper_scan''' * procedure '''PHOT_fltw_move''' * block '''OBCP_phot_chopper_scan''' * procedure '''PHOT_fltw_move''' * procedure '''PHOT_spu_reset''' * mode '''OBCP_fixed_fixed_photo_OBS''' calling blocks/procedures: * procedure '''PHOT_spu_setup''' * procedure '''PHOT_fltw_move''' * block '''OBCP_fixed_fixed_photo''' * procedure '''PHOT_fltw_move''' * block '''OBCP_fixed_fixed_photo''' * procedure '''PHOT_fltw_move''' * procedure '''PHOT_spu_reset''' * mode '''PHOT_all_aots_OBS''' calling the following blocks/procedures: * procedure '''PHOT_spu_setup''' * procedure '''PHOT_fltw_move''' * block '''OBCP_chopped_photometry''' * block '''OBCP_chopped_photometry_dither''' * block '''OBCP_phot_freezeframe''' * block '''OBCP_phot_cal_I''' * block '''OBCP_phot_cal_II''' * block '''OBCP_phot_cal_III''' * block '''OBCP_phot_staring''' * block '''OBCP_phot_chopper_scan''' * block '''OBCP_fixed_fixed_photo''' * procedure '''PHOT_fltw_move''' * block '''OBCP_chopped_photometry''' * block '''OBCP_chopped_photometry_dither''' * block '''OBCP_phot_freezeframe''' * block '''OBCP_phot_cal_I''' * block '''OBCP_phot_cal_II''' * block '''OBCP_phot_cal_III''' * block '''OBCP_phot_staring''' * block '''OBCP_phot_chopper_scan''' * block '''OBCP_fixed_fixed_photo''' * procedure '''PHOT_fltw_move''' * procedure '''PHOT_spu_reset''' __Note__: all these modes can be started with default parameters via the generic tcl-script; the three key-OBCPs can also be started with freely selectable parameters via specific tcl-scripts === Execute AOT observations === CUS scripts (to be finalised):<
> PHOT_AOT<
> - PacsPhotDefaults<
> - PacsPhotEstimatorOBCPn<
> - PacsDureeOBCP5<
> - DMC_phot_2_3_chop<
> - PacsDureeOBCP7<
> - DMC_staring_phot<
> Logic chooses and issues a pointing mode out of:<
> - composite_nodding<
> - repeated_raster_with_hold<
> - line_scan_with_hold<
> - WriteOBSID<
> - PacsPhotSlewCal<
> - PHOT_aot_prologue<
> - PHOT_spu_setup<
> - PHOT_fltw_move<
> - OBCP_chopped_photometry<
> - PacsPhotCommandOBCP7<
> - OBCP_staring_photometry<
> - PacsPhotCommandOBCP5<
> - OBCP_chopped_photometry_dither<
> - PHOT_aot_epilogue<
> - WriteEndID<
> - PacsPhotNoiseRMS<
> - PacsMessageCenter<
> __Note__: the default OBCP for point-source photometry will probably be the OBCP_fixed_fixed_photo. == Reset after photometer operation == * PACS is in '''PHOTOMETRY''' or any other mode * execute mode '''PHOT_switchoff_groups_OBS''' calling procedure '''PHOT_switchoff_groups''' (this will reset the biases sequentially, disable the AF 17, and switch off the groups) * going into '''SAFE mode''' (this will disable the AF 14 for the FPU temperature checks) * after execution: PACS is in '''SAFE mode''' (groups are off, temperature sensors on, AF 6 enabled to check for the communication between DMC and BOLC) == Instrument switch-off == * currently done with the tcl-script '''PACS_Switch_Off.tcl''' (maintained by FGB) (this will disable the AF 6 for the DMC-BOLC communication check) * after execution: PACS is switched off ------------------------------------------------------------------------ = Specific Bolometer Tests = ------------------------------------------------------------------------ == Thermal Behaviour Test == * starting out of '''SAFE mode''' * mode '''PHOT_thermal_OBS''' calling the following blocks/procedures: * procedure '''PHOT_dpu_dmc_setup''' * procedure '''PHOT_switchon_groups''' * procedure '''PHOT_set_bias''' * procedure '''PHOT_seq_setup''' * procedure '''PHOT_change_data_mode''' * procedure '''PHOT_change_seq_mode''' * procedure '''PHOT_set_gain''' * procedure '''CONF_chopper''' * procedure '''CHOP_on_off''' * block '''OBCP_chopped_photometry''' * procedure '''PHOT_fltw_conf''' * procedure '''PHOT_fltw_move''' * procedure '''CONF_cs''' * procedure '''CS_on_off''' * procedure '''CS_temp''' * procedure '''PHOT_switchoff_groups''' * procedure '''PHOT_dpu_dmc_reset''' * ending up in '''SAFE mode''' == SPU Modes & Detector Selection Tests == == Other Tests == ------------------------------------------------------------------------ = NOTES = ------------------------------------------------------------------------ * the SFT tests are described in PACS-ME-TP-007 * some specific photometer tests, like the thermal behaviour measurement or the cooler recycling, start directly out of '''SAFE mode''', while most of the tests will be executed after the '''PHOT_setup_OBS''' when the instrument is in '''Photometry mode''' * the above mentioned CUS scripts (with a few exceptions) have been tested and are available in the CUS database and from the CVS library * the AOT related CUS-scripts are still under testing