Norsat 25W ATOM - Manual (Page 5)

ATOM 25W/40W/50W Revision 1.1
908239
5 908239_r1.1 - Operator Manual ATOM KU
25-40-50W.doc
TABLE OF CONTENTS
CHAPTER 1 INTRODUCTION ................................................................................................................ 7
S ECTION 1.1 O VERVIEW ........................................................................................................................ 7
BUC - Block Up Converter and Amplifier ........................................................................................................ 7
SSPA – Solid State Power Amplifier............................................................................................................... 7
S ECTION 1.2 F EATURES ........................................................................................................................ 8
Inputs and Outputs ........................................................................................................................................ 8
Electrical Interface ......................................................................................................................................... 8
S ECTION 1.3 C AUTIONS AND W ARNINGS ................................................................................................. 9
CHAPTER 2 INTERFACE CONTROL ................................................................................................... 10
S ECTION 2.1 O VERVIEW ...................................................................................................................... 10
S ECTION 2.2 J1 – I NPUT ...................................................................................................................... 10
BUC............................................................................................................................................................ 10
SSPA .......................................................................................................................................................... 11
S ECTION 2.3 J2 – M ONITOR AND C ONTROL I NTERFACE .......................................................................... 11
Pin Outs ...................................................................................................................................................... 11
Pin D: Shutdown (i.e. Mute Control) ............................................................................................................. 12
Pin G and H: GND ....................................................................................................................................... 12
Pin A, B, C, J: RS-485 ................................................................................................................................. 13
Pin E, F: RS-232 ......................................................................................................................................... 13
S ECTION 2.4 S ERIAL P ORT S OFTWARE I NTERFACE ................................................................................ 14
Controller Responses .................................................................................................................................. 14
Message Definitions .................................................................................................................................... 15
Command Response ................................................................................................................................... 17
Mute Logic .................................................................................................................................................. 18
S ECTION 2.5 J3 – DC P OWER ............................................................................................................. 19
Connector Type .......................................................................................................................................... 19
J3 Connector Pin Outs ................................................................................................................................ 19
S ECTION 2.6 J4 – RF OUTPUT ............................................................................................................. 20
S ECTION 2.7 G ROUND C ONNECTION ..................................................................................................... 20
S ECTION 2.8 P HYSICAL M OUNTING /C OOLING /W ATER - TIGHTNESS ............................................................ 21
APPENDIX A: MECHANICAL DRAWINGS ........................................................................................... 22
Drawings – 25W .......................................................................................................................................... 22
Drawings – 40W and 50W ........................................................................................................................... 25
APPENDIX B: ACRONYMS AND ABBREVIATIONS ............................................................................ 29