Index Section 4. 1 Power Rack Description 3

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1 Section 4

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3 page n.1 Index Section 4 1 Power Rack Description Power Rack overview M.P.U. Master Processing Unit Safety Supervisor C.C.B. Converter Control Board Filament Inverter Driver Normal Speed Starter Normal - High Speed Starter General Terminal Board Automatic Exposure Control H.V. Tank

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5 1 Power Rack Description page n.3 1 Power Rack Description 1.0 Power Rack overview Filament Inverter Driver PWS Filament Safety Supervisor Power Supply M.P.U. A.E.C. Starter Normal Speed Starter Normal-High Speed Interruttori Principali Inverter - C.C.B G.T.B. Interfacce Speciali Trasformatore A.T.

6 page n.4 1 Power Rack Description 1.1 M.P.U. Master Processing Unit This board is the master of the whole generator. All signals are caming and going from here. Control console is connected by a DB25 cable. On thi board the software of the generators is stored in a eprom and all the installation data are stored in a backup memory and in a eeprom. A Display on the front is showing the generator status. SEGNALE IRP (digital input) IPR (digital input) ISR (digital input) IFS (digital input) IPF (digital input) IDS (digital input) IIF (digital input) IDF (digital input) IST-1 (digital input) IST-2 (digital input) Potter Reply (from G.T.B.400) Preparation Radiography (from G.T.B.400) Start Radiography (from G.T.B.400) Start Fluoroscopy (from G.T.B.400) Pulse Fluoroscopy (from G.T.B.400) Stepping Device (from G.T.B.400) Increase Fluoroscopy Digital Mode (from G.T.B.400) Decrease Fluoro Digital Mode (from G.T.B.400) Safety Tube 1 (from G.T.B.400) Safety Tube 2 (from G.T.B.400)

7 1 Power Rack Description page n.5 SEGNALE IST-3 (digital input) Safety Tube 3 (from G.T.B.400) ITS (digital input) Tomo Slow (from G.T.B.400) ITF (digital input) Tomo Fast (from G.T.B.400) ITA (digital input) Tomo 8 Degree (from G.T.B.400) ITB (digital input) Tomo 20 Degree (from G.T.B.400) ITC (digital input) Tomo 30 Degree (from G.T.B.400) ITD (digital input) Tomo 40 Degree (from G.T.B.400) IPA (digital input) External X-Ray Stop (from G.T.B.400) IPB (digital input) A.E.C. Enable (from G.T.B.400) IPC (digital input) Angio kv Step (from G.T.B.400) IPD (digital input) X-Ray OFF (from G.T.B.400) IPE (digital input) Automatic or Manual Fluoro (from G.T.B.400) INS (digital input) Safety Rotation Normal Speed (from Starter N.S.) IHS (digital input) Safety Rotation High Speed (from Starter N.S.-H.S.) IRM (digital input) High Voltage Present at 75% of kv (from C.C.B.) IPW (digital input) DC Bar Charged (from C.C.B.) IUB (digital input) Unbalanced Power Bridge Inverter (from C.C.B.) IBO (digital input) General Fault Inverter (from C.C.B.) ICK (digital input) Breaker Serial Message Acknowledge to M.P.U. (from Safety Supervisor) iec- (analog input) Negative Analog Continuous Fluoro (from G.T.B.400) iec+ (analog input) Positive Analog Continuous Fluoro (from G.T.B.400) iep- (analog input) Negative Analog Pulsed Fluoro (from G.T.B.400) iep+ (analog input) Positive Analog Pulsed Fluoro (from G.T.B.400) icl (analog input) Fluoro Current 10V=10mA (from C.C.B.) icm (analog input) Radiography Medium Current 10V=150mA (from C.C.B.) ich (analog input) Radiography High Current 10V=1500mA (from C.C.B.) isf (analog input) Small Focus Current Real Value 10V=10A (from Filament Inv. Drv.) ilf (analog input) Larege Focus Real Value 10V=10A (from Filament Inv. Drv.) OCC (digital output) 80% of Tube Maximum khut OBS (digital output) Bucky Start OTU-1 (digital output) Choise Tube 1 (To G.T.B.100) OTU-2 (digital output) Choise Tube 2 (To G.T.B.200) OTU-3 (digital output) Choise Tube 3 (To G.T.B.300) OWS-1 (digital output) Choise Working Staion 1 (To G.T.B.100 or 200)

8 page n.6 1 Power Rack Description SEGNALE OWS-2 (digital output) Choise Working Staion 2 (To G.T.B.100 or 200) OWS-3 (digital output) Choise Working Staion 3 (To G.T.B.100 or 200) OWS-4 (digital output) Choise Working Staion 4 (To G.T.B.100 or 200) OWS-5 (digital output) Choise Working Staion 5 (To G.T.B.100 or 200) OHS (digital output) High Speed Rotation (to Starter N.S.-H.S.) ORP (digital output) Radiography Preparation ORT (digital output) Radiography Time During Exposure OFT (digital output) Fluoroscopy Time During Exposure OPT (digital output) Pulsed Fluoroscopy Time During Exposure OHT (digital output) Start High Voltage Active OREI (digital output) Reset Allarm ORA (digital output) Data Converter Control Board ORB (digital output) Start High Voltage Disactive ORC (digital output) Data Clock Converter Control Board ORS (digital output) Radiography Time OSM (digital output) Watch Dog From M.P.U. OAB (digital output) Turn Off Generator from M.P.U. OBF (digital output) Filament Current Safety COM (digital output) Commun ON-OFF Generator OFF (digital output) OFF Generator ON (digital output) On Generator OTD (digital output) Breaker Serial Message Data From M.P.U. OTC (digital output) Breaker Serial Message Data Clock From M.P.U. ORR (digital output) Start Rotation Normal Speed OFR (digital output) Anode Fluoroscopy Rotation OAT (digital output) Anode Rotation Time OSD (digital output) Anode Deceleration Time From H.S. To N.S. olf (analog output) Reference Large Focus Current 10V=10A osf (analog output) Reference Small Focus Current 10V=10A okv (analog output) Reference High Voltage 10V=200kV

9 1 Power Rack Description page n Safety Supervisor In this rack the Supervisor microprocessor feeded by the line supply. Also the 24Vdc power supply is on this rack. SEGNALE STX OUT icl ich ORS OFT SRX IN OSM OAB OBF COM ON OFF ICK OTD OTC Not used Fluoro Current 10V=10mA Radiography High Current 10V=1500mA Radiography Time Fluoroscopy Time During Exposure Not used Watch Dog from M.P.U. Turn OFF Generator from M.P.U. Filament Current Safety Through M.P.U. ON / OFF Common from Control Console Through M.P.U. ON Key from Control Console Through M.P.U. OFF Key from Control Console Through M.P.U. Breaker Serial Message Acknowledge to M.P.U. Breaker Serial Message Data From M.P.U. Breaker Serial Message Data Clock From M.P.U.

10 page n.8 1 Power Rack Description 1.3 C.C.B. Converter Control Board This is the board that control kv ma and the main inverter working. This board is factory adjusted. SEGNALE IRM IPW IUB IBO OHT OREI ORA ORB ORC okv ikv icl icm ich High Voltage Present at 75% of kv DC Bar charged Unbalanced Power Bridge Inverter General Fault Inverter Start High Voltage Active Reset Alarm Data Converter Control Board Start High Voltage Disactive Data Clock Converter Control Board Reference High Voltage 10V=200kV from M.P.U. Reference High Voltage 10V=200kV real value Fluoro Current 10V=10mA Radiography Medium Current 10V=150mA Radiography High Current 10V=1500mA

11 1 Power Rack Description page n Filament Inverter Driver Filament inverter driver board is feeded both large and small focus. The feeding value is shown on MPU display. SEGNALE osf Reference Small Focus Current 10V=10A olf Reference Large Focus Current 10V=10A +isf Positive Small Focus Current Real Value 10V=10A -isf Negative Small Focus Current Real Value 10V=10A +ilf Positive Larege Focus Real Value 10V=10A -ilf Negative Larege Focus Real Value 10V=10A IST-1 Safety Tube 1 IST-2 Safety Tube 2 IST-3 Safety Tube 3 OBF Filament Current Safety lfa Power Supply Large Focus A lfb Power Supply Large Focus B sfa Power Supply Small Focus A sfb Power Supply Small Focus B 100Vdcs / 100Vdcl Power Supply Filament Small Focus / Power Supply Filament Large Focus com Power Supply Filament Common

12 page n.10 1 Power Rack Description 1.5 Normal Speed Starter On Filament Driver rack is also installed the 3000rpm starter for the tube. SEGNALE 264Vac Power Supply from Service Transformer 0Vac Power Supply from Service Transformer IND Inductive (GTB108 / GTB208 / GTB308) CAP Capacitive (GTB111 / GTB211 / GTB 311) COM Common (GTB103 / GTB203 / GTB303) INS Safety Rotation Normal Speed OAT Anode Rotation Time

13 1 Power Rack Description page n Normal - High Speed Starter This rack is the 3000rpm or 9000rpm anode starter. SEGNALE 500Vdc Power Supply from DC Bar 0Vdc Power Supply from DC Bar IST-1 Safety Tube 1 IST-2 Safety Tube 2 IST-3 Safety Tube 3 ORR Normal Speed Start Rotation OFR Anode Fluoroscopy Rotation OAT Anode Rotation Time OHS High Speed Start Rotation INS Safety Rotation Normal Speed IHS Safety High Speed Rotation IND Inductive (GTB108 / GTB208 / GTB308) CAP Capacitive (GTB111 / GTB211 / GTB 311) COM Common (GTB103 / GTB203 / GTB303)

14 page n.12 1 Power Rack Description 1.7 General Terminal Board G.T.B. 100 General Terminal Board 100 has the capability to make the connection of tube 1 anode starter and 5 working places MORSETTO 101 0Vac Vac 103 Common Starter 104 N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube Starter Inductive Winding Tube Inductive Winging Tube Capacitive Winding Tube Starter Capacitive Winding Tube N.O. K3 Bucky Start 113 N.O. K3 Bucky Start 114 N.O. K3 Bucky Start 115 N.O. K3 Bucky Start 116 0Vac Bucky Call Vac / 24Vac Bucky Call 118 Not Used 119 Common Working Station 1A 2A 3A 4A 5A 120 Working Station 1A 121 Working Staion 1B

15 1 Power Rack Description page n Working Station 2A 123 Working Station 2B 124 Working Station 3A 125 Working Station 3B 126 Working Station 4A 127 Working Station 4B 128 Working Station 5A 129 Working Station 5B 130 Common Working Station 1B 2B 3B 4B 5B

16 page n.14 1 Power Rack Description G.T.B. 200 General Terminal Board 200 has the capability to make the connection of tube 2 anode starter and 5 working places MORSETTO 201 0Vac Vac 203 Common Starter 204 N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube Starter Inductive Winding Tube Inductive Winging Tube Capacitive Winding Tube Starter Capacitive Winding Tube N.O. K3 Bucky Start 213 N.O. K3 Bucky Start 214 N.O. K3 Bucky Start 215 N.O. K3 Bucky Start 216 0Vac Bucky Call Vac / 24Vac Bucky Call 218 Not Used 219 Common Working Station 1A 2A 3A 4A 5A 220 Working Station 1A 221 Working Staion 1B 222 Working Station 2A 223 Working Station 2B

17 1 Power Rack Description page n Working Station 3A 225 Working Station 3B 226 Working Station 4A 227 Working Station 4B 228 Working Station 5A 229 Working Station 5B 230 Common Working Station 1B 2B 3B 4B 5B

18 page n.16 1 Power Rack Description G.T.B. 300 General Terminal Board 300 has the capability to make the connection of tube 3 anode starter and also various signals. MORSETTO 301 External Safety Switch 302 External Safety Switch 303 Common Starter 304 N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube N.O. K1 Tube Starter Inductive Winding Tube Inductive Winging Tube Capacitive Winding Tube Starter Capacitive Winding Tube N.O. K3 it closes at 80% of Tube Maximal kht 313 N.O. K3 it closes at 80% of Tube Maximal kht 314 N.O. Preparation 315 N.O. Preparation 316 N.O. Preparation 317 N.O. Preparation 318 N.O. Radiography 319 N.O. Radiography 320 N.O. Radiography 321 N.O. Radiography 322 N.C. Fluoroscopy 323 Common Fluoroscopy

19 1 Power Rack Description page n N.O. Fluoroscopy 325 N.O. Fluoroscopy 326 Common Fluoroscopy 327 N.C. Fluoroscopy 328 Radiography Signal 329 Fluoroscopy Signal 330 Pulse Signal

20 page n.18 1 Power Rack Description G.T.B. 400 General Terminal Board 400 is the input boaed for the generator. To connect signals for external devices. MORSETTO 401 Continuous Fluoro Dose Error (Analog) 402 Continuous Fluoro Dose Error (Analog) 403 Pulsed Fluoro Dose Error (Analog) 404 Pulsed Fluoro Dose Error (Analog) 405 0V Analog 406 0V Analog V1dc V2dc 409 Safety Tube 1 (0V1dc) 410 Safety tube Thermal Safety Tube Thermal Safety Tub Safety Tube 2 (0V1dc) 414 Safety tube Thermal Safety Tube Thermal Safety Tube Safety Tube 3 (0V1dc) 418 Safety tube Thermal Safety Tube Thermal Safety Tube Common Preparation Radiography (0V2dc) 422 Preparation Radiography 423 Preparation Radiography 424 Common Start Radiography (0V2dc)

21 1 Power Rack Description page n Start Radiography 426 Start Radiography 427 Common Start Fluoroscopy (0V2dc) 428 Common Start Fluoroscopy (0V2dc) 429 Start Fluoroscopy 430 Start Fluoroscopy 431 Common Potter Reply (0V2dc) 432 Potter Reply 433 Common Pulse Fluoroscopy (0V2dc) 434 Pulse Fluoroscopy 435 Common Door Safety (0V2dc) 436 Door Safety 437 Common (0V2dc) 438 Angio - Digit 1 Dark 439 Common Increase / Decrease Fluoro (0V2dc) 440 Increase Fluoro 441 Decrease Fluoro 442 Tomo Common (0V2dc) 443 Tomo Slow 444 Tomo Fast 445 Tomo 8 Degree 446 Tomo 20 Degree 447 Tomo 30 Degree 448 Tomo 40 Degree 449 Common (0V2dc) 450 External Xray Stop 451 AEC Enable 452 Angio kv Step 453 Not Used 454 Not Used

22 page n.20 1 Power Rack Description 1.8 Automatic Exposure Control This board is the Comet solid state chamber preamplifier. SEGNALE odd+ iid x+ OREC ODD ODC ODS Not Used Input Analog Dose Reset Camera Right Dominant Selection Central Dominant Selection Left Dominant Selection

23 1 Power Rack Description page n H.V. Tank High Voltage transformer: 1 Tube or 3 Tubes. SEGNALE OST-1 Tube 1 Selection OST-2 Tube 2 Selection OST-3 Tube 3 Selection COM Common L2 Filament Supply 1 Large L-COM Common Fliament Supply L2 Filament 2 Large S1 Filament Supply 1 Small S-COM Common Filament Supply S2 Filament Supply 2 Small kv+ kv+ Real to C.C.B KV- kv- Real to C.C.B IHV+ High Voltage Current + Real to C.C.B IHV- High Voltage Current - Real to C.C.B. 5803

24 page n.22 1 Power Rack Description