Azimuth LCU

LCU Configuration

E
S
O

O
n
l
y

Board

Supplier

Number

CPU

Motorola MVME 2604 (PowerPC, 333 MHz, 16MB)

1

Time Interface

ESO TIM

1

Encoder interface

Heidenhain IK 320

2

Amplifier Interface

ESO TBD

1

Interlock Interface

ESO TBD

1

Digital I/O Interface

Acromag AVME 9481

1

Analog I/O Interface

VMIC VMIVME 3111

1

Serial Interface

ESD ISER8

1

Motion Controller

MACCON MAC4-INC

1

Servo Amplifier

ESO VME4SA-01

1

This ICD specifies to use the couple ESO VME4SA servo amplifier (supplied by AMOS) and MACCON MAC4 Motion controller (supplied by ESO) for the implementation of the control of the Coudé Beam Switching device and of the Transversal Atmospheric Dispersion Compensator (foreseen at a later stage as an ESO supply).

 

This LCU is responsible for:

Device

Terminal Block

Azimuth drive

Z5, W21

M10 (to be replaced by Dual Feed Mirror)

Z18 - W22

Coudé Beam Switching Device

Z10

Azimuth cable wrap

Z5, W21

E
S
O

Future Device

Terminal Block

M10 Dual Feed Mirror

Dual Feed LCU

Transversal Atmospheric Dispersion Compensator

Y20

Schematic:

[Azimuth LCU]

 

Last modified: Wed Jan 150 10:20:44 MET 2003