Joint Institute for Nuclear Research Thermometry system of

Joint Institute for Nuclear Research Thermometry system of NICA Booster superconducting magnets Sedykh G. , Gorbachev E. , Kirichenko A. , Volkov V. , Romanov S. , Pilyar N. , Smolkov R. Georgy Sedykh 1

NICA Booster : : Thermometry 1 QUADRANT 10 dipoles X 3 TVO RTD 6 doublets X 4 TVO RTD x 4 + current measurements = > 240 measurement channels 2

NICA Booster : : Thermo connectors 3

Thermometry of superconducting magnets cryogenic test bench (building 217) 4

Control system : : Basics Web client Services Web API Controlled unit representation Web client configuration Data archiving Data extracting Permission control Driver Hardware Monitoring 5

Thermometry : : System 1. Hardware: • Resistance temperature sensors (TVO); • Power supplies (Lake. Shore); • NI PXIe-4357 Temperature Input Modules; • National Instruments PXIe controllers; • Cable Tasker C 316; • Reference resistors Vishay 5 K, 0. 01%, 0. 2 ppm/C; 2. Software: • Drivers: NI DAQmx. AI; • Main: Thermo. Unit; • Data archiving/extracting system; • Configuration database; • Tango WEB API service; • Web client application; 6

Control system : : Tango Virtual machines Tango devices 7

Thermometry : : Configuration database 8

Thermometry : : Thermo. Unit 9

Tango services • Tango WEB API - service implements standard Tango REST API version RC 4; • Permission control – service implements server-side role-based Tango access control and logging system; • Monitoring – service implements Tango devices monitoring; • Data archiving – native Tango data archiving system HDB++ ; 10

Thermometry : : Web client 11

Summary • > 240 measurements channels; • Reliable equipment from National Instruments and Lake Shore; • Fast & scalable control system structure (Tango); • Convenient & well-looking operator interface (Web); • Standard Tango data archiving system; • Standard Tango WEB API; • Reliable permission control & logging system; 12