1. 4m. Blanco TCS Upgrade: Electronic Status at March/2010
August 22,2007
4m. Blanco TCS Upgrade: Electronic Status at March/2010
Eduardo Mondaca

2. Initial TCS Main System
August 22,2007
Initial TCS Main System
VME Chassis
VME Interface
Drive Interface
Power Supplies

3. August 22,2007
VME Chassis

4. TCS App + TCS Kernel (PC) Dome/Utility Interface
August 22,2007
Rack Evolution
Actual Rack
VME Chassis
Future Rack
Not Used
TCS App + TCS Kernel (PC)
VME Interface
Dome/Utility (PC)
Dome/Utility Interface
Not Used
Mount Control
(PC with PMAC)
Drive Interface
Not Used
Mount Control Interface
Power Supplies
Power Supplies

5. August 22,2007

6. August 22,2007
Servo Racks
DEC Servo Rack
RA Servo Rack

7. August 22,2007

8. August 22,2007

9. August 22,2007

10. August 22,2007

11. August 22,2007

12. August 22,2007

13. August 22,2007

14. Ajuste del Sistema error Reference Motors + Mount Controller + -
August 22,2007
Ajuste del Sistema
error
Reference
Motors +
Mount
Controller + -
Position
Reading

15. August 22,2007
1000 Count step_1

16. August 22,2007
1000 Count Step_2

17. Present System Block Diagram
August 22,2007
Present System Block Diagram 9
DOME
Encoders 23
Focus Handpaddle (Screen Room)
VME 9100D
Card #1
VME 9100D
Card #2 18 23
RA Abs.
Encoders
Guider Table
Focus & Guider Interface Card (A5)
x position y position Focus
ON / OFF
RS-232
A Port
Guider Motors 23
B Port
DEC Abs.
Encoders
LAMPS
C Port
IR/BS Control
VME Bus 5
DEC Inc.
Encoders
SAT_CLOK
Guider
Corrections
RS232 / RS485 Converter
CPU
(Heurikon)
PMAC
Card 5
RS-485
DEC Inc.
Encoders
IR Instruments
Coordinates
RS232 / RS485 Converter
RS-485
RS-232
RA Servos
SMC Based
Subsystems
RS232 / RS485 Converter
RS-485
RS-232
DEC Servos
VME Chassis

18. Present System Block Diagram Complete
August 22,2007
Present System Block Diagram Complete
Interface
Cards 9
DOME
Encoders 23
Focus Handpaddle (Screen Room)
VME 9100D
Card #1
VME 9100D
Card #2 18 23
RA Abs.
Encoders
Guider Table
Focus & Guider Interface Card (A5)
x position y position Focus
ON / OFF
RS-232
A Port
Guider Motors 23
B Port
DEC Abs.
Encoders
LAMPS
C Port
IR/BS Control
VME Bus 5
DEC Inc.
Encoders
SAT_CLOK
Guider
Corrections
RS232 / RS485 Converter
CPU
(Heurikon)
PMAC
Card 5
RS-485
DEC Inc.
Encoders
IR Instruments
Coordinates
RS232 / RS485 Converter
RS-485
RS-232
RA Servos
SMC Based
Subsystems
RS232 / RS485 Converter
RS-485
RS-232
DEC Servos
VME Chassis

19. Hardware Wanted Architecture
August 22,2007
Hardware Wanted Architecture
Instrument
Adapter
(PC)
Instruments (ISPI, Hydra, DECAM, etc.)
Ethernet
Operator GUI
(PC)
CFADC
(SMC)
4MAP
(PC)
F8 SEC
(SMC)
ROT 4M
(SMC)
IMAN
(PC)
Ethernet/
Serial
Converter
RS-485
DOME
Interface
TCS APP +
TCS Kernel
(PC)
Comp
Lamp
Interface
Dome/
Utility
(PC)
To Ra/Dec Motors
Interlocks
Mount
(PC)
Mount Interface
Encoders
Guider
Interface
HandPaddle
Time

20. August 22,2007
GOALS
Changes should be done in steps that permit to return quickly to the last state if something fails.
Minimize the impact on the normal telescope operation (e.g. Calibrations during daytime).

21. Current Signal Flow Encoder Signals (Incremental and Absolute) VME
August 22,2007
Current Signal Flow
Encoder Signals (Incremental and Absolute)
VME
Chassis
Front
Panel
SMC and other signals (Serial, Interlock, etc)
Control Output Signals (Servos, Lamps, etc)

22. Current Signal Flow Complete
August 22,2007
Current Signal Flow Complete 75
Encoder Signals (Incremental and Absolute)
Encoders
Signal
Interface
(A1 & A2 Cards)
120
VME
Chassis
Front
Panel
SMC and other signals (Serial, Interlock, etc)
Others
Signal
Interface
(A5 Cards) 23 46
Control Output Signals (Servos, Lamps, etc) 4
Drivers
Interface 4

23. Present Channel Interfaces
August 22,2007
Present Channel Interfaces

24. Patch Panel Concept Inputs Inputs Panel: Connectors VME Chassis
August 22,2007
Patch Panel Concept
Panel: Wiring
Inputs
Inputs
Multiplexing
Panel:
Connectors
VME
Chassis
Outputs
Outputs
Outputs
Inputs
Present
Signals
New Signals access from PC’s

25. Patch Panel Concept Corrected
August 22,2007
Patch Panel Concept Corrected
Panel: Wiring
Inputs
Inputs
Signal Selector
Path
Panel:
Connectors
VME
Chassis
Outputs
Outputs
Outputs
Inputs
Present
Signals
From
Interfaces
New Signals access to/from PC’s

26. Patch Panel: Example for Mount
August 22,2007
Patch Panel: Example for Mount
Patch Panel
Encoder
Inputs
Encoder
Inputs
Panel:
Connectors
VME
Chassis
Other
Inputs
Other
Inputs
Control
Outputs
Other
Outputs
Mount Control
Outputs
Mount PC
With
PMAC
Encoder
Inputs

27. Patch Panel To/From Interfaces To/From VME Chassis Patch Connectors
August 22,2007
Patch Panel
To/From Interfaces
To/From VME
Chassis
Patch
Connectors

28. PCI UEIDAQ Board 32 Input Channels 32 Input Channels
August 22,2007
PCI UEIDAQ Board
32 Input Channels
32 Input Channels
32 Output Channels
32 Output Channels
Total
-64 Inputs
-64 Outputs
Optically Isolated

29. PCI UEIDAQ Board Cabling
August 22,2007
PCI UEIDAQ Board Cabling

30. PCI UEIDAQ Board Cable Adaptor
August 22,2007
PCI UEIDAQ Board Cable Adaptor

31. PCI UEIDAQ Board Channel Input/Output
August 22,2007
PCI UEIDAQ Board Channel Input/Output
Input Channel
Output Channel
Simplified Single Channel Diagram

32. PCI UEIDAQ Board Channel Provisional Interface
August 22,2007
PCI UEIDAQ Board Channel Provisional Interface
From Present Interfaces
(Boards A1, A2, A5)

33. August 22,2007
Servo Power Drivers
Eduardo Mondaca

34. Present Servo Racks and the Mount Control Loop
August 22,2007
Present Servo Racks and the Mount Control Loop
TCS on VME Chassis
Mount
Encoders
VME 9100
RA Manual Slew
Tach1 M1 RA
Servo
Rack
Abs. RA
Inc. RA
Slew/Track
Select.
Tach 2 M2
RA Speed Ref.
VME
PMAC
DEC Speed Ref.
Tach 3
DEC
Servo
Rack M3
Slew/TrackSelect.
Abs.
DEC
Inc.
DEC
Heurikon
Processor
Tach 4 M4
DEC Manual Slew
VME 9100

35. Servo Drivers Schematics
August 22,2007
Servo Drivers Schematics
Slew Control
PMAC Interface
Card
Velocity
Comparator
Card
Alarm Control
Card
50 VDC
Power Supply
Power
Drivers
DC Current
Amplifier
Control Card
Motors
and
Tacho-
Generators

36. Servos Functions /Cards
August 22,2007
Servos Functions /Cards
PMAC Interface
Slew interface
Slew control
Velocity comparator
Alarm Control
DC Current Amplifier Control CardPMAC interface

37. Present Driver Control Block: One Axis
August 22,2007
Present Driver Control Block: One Axis
50 VDC
Noise Compensation
PMAC/Manual
Slew/Track
Reference F
Slew/Track Sel.
M-1
Tach1
Preload
Circuit
Voltage
Feedback - + + - + + +
Current
Power
Driver Σ Σ Σ Σ - F -
Current Feedback Σ F
From Tach2
To M-2 Loop -1
F: Filters
From Tach2
From Tach-2

38. Former Wanted Configuration
August 22,2007
Former Wanted Configuration
Mount
Encoders
Mount PC
and
Interfaces
Tach1
RA Manual Slew M1 RA
Power
Amplifier
Abs. RA
Inc. RA
RA Voltage
Reference
Tach 2 M2
PCI
PMAC
Tach 3
DEC Voltage
Reference
DEC
Power
Amplifier M3
Abs.
DEC
Inc.
DEC
DEC Manual Slew
Tach 4 M4

39. Final Wanted Configuration
August 22,2007
Final Wanted Configuration
Mount
Encoders
Mount PC
and
Interfaces RA
GEO
Macro
Driver
(Delta
Tau)
Tach1
RA Manual Slew M1
Abs. RA
PCI
PMAC
Inc. RA
Tach 2 M2
Macro Ring
(Fiber Optic)
MACRO CARD (Comm. Interface)
DEC
GEO
Macro
Driver
(Delta
Tau)
Tach 3 M3
Abs.
DEC
Inc.
DEC
DEC Manual Slew
Tach 4 M4

40. Delta Tau Geo Macro Drive
August 22,2007
Delta Tau Geo Macro Drive

41. Time Line for Electronics Activities
August 22,2007
Time Line for Electronics Activities

42. First Electronics Timeline
August 22,2007
First Electronics Timeline
2008
2009
2010
Jul-Sep 07
Oct-Dec 07
Jan-Mar 08
Apr-Jun 08
Jul-Sep 08
Oct-Dec 08
Jan-Mar 09
Apr-Jun 09
Jul-Sep 09
Oct-Dec 09
Jan-Mar 10
Conceptual Design
Purchases
Mount Interfaces and Power Drivers
Encoder Tests
Mount Tuning
SMC Tests
TCS Application Tests Support
Dome/Utility Interface D&I
DOME Tests
Guider Interface D&I
Guider Tests
Instruments Interfaces D&I
Instruments Tests
Commis.
EM 60%
ET 30%
ED 30%
D&I = Design and Implementation

43. Resource Requested at PDR
August 22,2007
Resource Requested at PDR
From Jan 2008 to March 2010 = 27 months
(22 days by months)
ET: 30%  8.1 months  178 days
ED: 30%  8.1 months  178 days
EM: 60%  16.2 months  356 days

44. Activities Changes Conceptual Design Purchases
August 22,2007
Activities Changes
Conceptual Design
Purchases
Mount Interfaces and Power Drivers.
Encoder Tests
Mount Tuning
SMC Tests
TCS Applications Tests Support
Dome/Utility Interface D&I
Guider Interface D&I
Guider Tests
Instruments Interface D&I
Instruments Tests
Commisioning
Conceptual Design
Purchases
Mount/Dome/Utility Interfaces tests interface
Mount/Dome/Utility Tests Support
Power Driver Purchases
Power Driver Cabling Assembly
Power Driver Programming, Tests and Tuning
Tape Encoder Tests
Mount Tuning
TCS Applications/SMC/Instruments/ Utility Software Tests Support
Interface Cabling Cleaning
Commisioning

45. Electronics Timeline D&I = Design and Implementation August 22,2007
2008
2009
2010
Jul-Sep 07
Oct-Dec 07
Jan-Mar 08
Apr-Jun 08
Jul-Sep 08
Oct-Dec 08
Jan-Mar 09
Apr-Jun 09
Jul-Sep 09
Oct-Dec 09
Jan-Mar 10
Conceptual Design
Purchases
Mount/DOME/Utility Tests Interfaces
Mount/DOME/Utility Tests Support
Power Driver Purchases
Power Driver Cabling Assembly
Power Driver Programming, Test &Tuning
Tape Encoder Tests
Mount Tuning
TCS Application/SMC/ Instruments/ Utility Software Tests Support
Interfaces and Cabling Cleaning
Commis.
EM 50%
ET 30%
ED 20%
D&I = Design and Implementation

46. New Resource Estimates
August 22,2007
New Resource Estimates
From Jan 2008 to March 2010 = 27 months
(22 days by months)
ET: 30%  8.1 months  178 days
ED: 15%  4.0 months  88 days
EM: 50%  13.5 months  297 days

47. Comparison with a Very Old Estimates
August 22,2007
Comparison with a Very Old Estimates
Did not include Tape Encoders
Did not include Power Driver Replacement
Did not consider Mount Tuning
Did not consider Mount Simulation/Modeling
Electronic Engineer
21 MW
Electronic Draftman
6 MW
Electronic Technician
15 MW
= 105 days (new: 297)
= 24 days (new: 88)
= 75 days (new: 178)