Ralco MTR 221/A - Table of Contents

MTR221/A DHHS
1
MTR221/A DHHS -
CONTENTS
ADVISORY
SYMBOLS
DESCRIPTION
CHARACTERISTICS ..........................................6
SPECIFICATIONS
INSTALLATION
X-RAY TUBE COMPATIBILITY..........................10
M
OUNTING THE COLLIMATOR TO THE X-RAY
T
UBE............................................................10
Mounting the Flange ...................................10
Mounting the Collimator to the Flange........11
E
LECTRICAL CONNECTION.............................14
Power Supply Connection ..........................14
Wiring Diagram ...........................................16
OPERATION INSTRUCTIONS
LIGHT/X-RAY FIELD SETTING .........................17
Front Panel .................................................17
CALIBRATION
CENTERING X-RAY BEAM WITH COLLIMATOR
L
IGHT ...........................................................19
L
IGHT FIELD TO X-RAY FIELD ALIGNMENT ......20
L
IGHT FIELD ADJUSTMENT ............................20
Longitudinal Calibration (LONG).................20
Vertical Alignment.......................................21
Transversal Calibration (CROSS)...............21
COMPLIANCE VERIFICATION
MINIMUM FILTRATION REQUIREMENT .............22
Visual Determination of Half-Value Layer
(HVL) ..........................................................22
Quick-Check of Minimum Filtration
Requirement at a Particular kVp.................23
Standard Absorber Method.........................23
V
ISUAL DEFINITION OF X-RAY VERSUS LIGHT
F
IELD ...........................................................24
F
IELD SIZE INDICATION .................................24
C
ROSSHAIR ALIGNMENT ................................24
C
HAPTER- ADJUSTMENTS, PARAGRAPH
C
ROSSHAIR ALIGNMENT. ...............................24
L
IGHT FIELD ILLUMINATION INTENSITY............24
EMC C
OMPLIANCE .......................................25
Electromagnetic Emissions.........................25
Electromagnetic Immunity for All Equipment
and Systems ...............................................26
Electromagnetic Immunity for Non Life-
Supporting System .....................................27
Recommended Separation Distances for Non-
Life Supporting Equipment .........................28
COVER REMOVAL
ACCESS TO DIFFERENT COLLIMATOR
C
OMPONENTS...............................................31
ADJUSTMENTS
FIELD SIZE INDICATION ADJUSTMENT.............32
Shutter Dial Adjustment ..............................32
C
ROSSHAIR ADJUSTMENT .............................32
Friction Brake Adjustment ..........................32
M
ECHANICAL MOTION STOP ADJUSTMENT .....33
Adjustment of Stops ...................................33
CLOSED Stop Long and Cross Shutters....33
OPEN Stop - Long Shutters .......................33
OPEN Stop - Cross Shutters ......................33
....................................................................34
TROUBLESHOOTING
SUBSTITUTIONS
SUBSTITUTION OF THE HALOGEN LAMP .........36
S
UBSTITUTION OF THE ELECTRONIC TIMER ....36
SPARE PARTS
R221/A - R221/A DHHS STANDARD ............37
Labels .........................................................37
OPTIONAL ITEMS
RO 001/A Fixed Mounting Flange ..............38
RO 002 Iron Spacer....................................39
RO 041 Mylar Mirror ...................................39
RO 051 Rotating Mounting Flange .............40
RO 058 Rotating Mounting Flange .............41
RO 063 Final Control Testing .....................41
RO 074 Customized Housing .....................41
RO 077 Centering Device...........................41
RO 082 Mirror.............................................42
RO 096 Customized Wiring ........................42
RO 107 Customized Knobs ........................42
RO 109 Customized Frame ........................42
RO 111 Customization of Front Panel ........42
RO 202 Auto Centering Top Cover ............42
RO 240 Focus-Skin Distance Spacer .........43
RO 242/1 Single Laser ...............................44
RO 253 Plastic Spacer Guides ...................45
RO 258 Additional Variable Filtration - Manual
Selection.....................................................45
RO 258/1 Additional Variable Filtration -
Manual Selection ........................................45
RO 318 Auto Centering Cover with Plastic
Flange.........................................................46
RO 333 White LED .....................................46
Vertical Alignment.......................................47
Longitudinal Alignment (Long)....................47
Transversal Calibration (CROSS) ..............48
RO 336 Spacer Guides ..............................51
RO 339 Double Laser for Optical SID ........51
RO 382 LED on Front Panel.......................52
RO 441 Plastic Flange, 50° Rotation..........53
RO 442 Plastic Flange, 90° Rotation..........53
MAINTENANCE
CLEANING RECOMMENDATIONS .....................54