Sigma AM-255 User Manual

ALARM MONITOR MODEL AM-255 OPERATING AND SERVICE MANUAL Version 1.01z December 20,2004

2. INSPECTION AND SET-UP page 7 Model AM-255 SYSTEM #2 INPUT SIGNALS RELAY OUTPUTS Signal Terminal Strip, Pin Signal Terminal Strip, Pin Radiat

2. INSPECTION AND SET-UP page 8 Model AM-255 2.4. INITIAL SETUP CHECKLIST ___ Initial inspection done ___ Cabling properly connected ___ AC p

3. OPERATING INSTRUCTIONS page 9 Model AM-255 3. OPERATING INSTRUCTIONS 3.1. CONTROLS AND INDICATORS The controls and indicators can be made to o

3. OPERATING INSTRUCTIONS page 10 Model AM-255 Acknowledge: This is a momentary contact pushbutton switch which clears the audio and visual indicat

3. OPERATING INSTRUCTIONS page 11 Model AM-255 3.3. OPERATION During normal operation no operator intervention is needed. If an alarm condition i

4. THEORY OF OPERATION page 12 Model AM-255 4. THEORY OF OPERATION The alarm monitor model AM-255 is a battery powered, remote monitor unit used wi

4. THEORY OF OPERATION page 13 Model AM-255 4.2. COMPONENTS 4.2.1. AM-255 Board: The AM-255 Board is the controller board for the system. It rec

5. MAINTENANCE page 14 Model AM-255 5. MAINTENANCE 5.1. MAINTENANCE PROCEDURES The AM-255 has been designed for continuous use, and once initial

5. MAINTENANCE page 15 Model AM-255 5.2. PERFORMANCE VERIFICATION CHECKLIST ___ Repairs made (if any): list component and type of repair: _____

6. TROUBLESHOOTING page 16 Model AM-255 6. TROUBLESHOOTING This guide is designed so that on-site personnel can service the AM-255 and effect nece

AM-255 TABLE OF CONTENTS 1. INTRODUCTION...

6. TROUBLESHOOTING page 17 Model AM-255 6.1.3. Battery Charger: The Battery Charger is wired directly into Molex connector to the AM-255 board. To

6. TROUBLESHOOTING page 18 Model AM-255 To check the charger, disconnect the positive terminal from the battery and J1 from the AM-255 circuit boar

APPENDIX A. WARRANTY page19 Model AM-255 APPENDIX A. WARRANTY STANDARD WARRANTY FOR TSA SYSTEMS INSTRUMENTS TSA Systems, Ltd., warrants this inst

APPENDIX B. GLOSSARY page20 Model AM-255 B. GLOSSARY ADC: Analog to Digital Converter, is an integrated circuit that converts an analog signal int

APPENDIX B. GLOSSARY page21 Model AM-255 Rolling Background: This is the background accumulation method used in most of TSA’s instruments. Backgro

APPENDIX C. FORMULAS page22 Model AM-255 C. FORMULAS The following formulas are used in various systems manufactured by TSA Systems, Ltd. They are

APPENDIX C. FORMULAS page23 Model AM-255 C.4. RELIABLE DETECTABLE ACTIVITY (RDA) FORMULA This formula calculates the minimum activity, in disinteg

APPENDIX C. FORMULAS page24 Model AM-255 C.6. VARIANCE The variance analyzer mode is used to check whether the counts seen by the controller are a

APPENDIX D. CONFIGURATION TRACKING SHEET page25 Model AM-255 D. CONFIGURATION TRACKING SHEET TSA MODEL NUMBER:______________ SERIAL NUMBER:_____

APPENDIX E. PARTS LISTS page26 Model AM-255 E. PARTS E.1. RECOMMENDED SPARE PARTS A complete list of spare parts is available by contacting TSA

APPENDIX ...19 A. WAR

APPENDIX F. DRAWINGS page27 Model AM-255 F. DRAWINGS Please reference the drawings package provided with the instrument to view the following: AM-

1. INTRODUCTION page 1 Model AM-255 1. INTRODUCTION 1.1. SCOPE AND PURPOSE OF MANUAL This manual is designed to enable operating and service pers

1. INTRODUCTION page 2 Model AM-255 1.4. SPECIFICATIONS Display: 4 alarm indicator LEDs per pillar being monitored; One systems ready L

2. INSPECTION AND SET-UP page 3 Model AM-255 2. INSPECTION AND SETUP The following procedures should allow on-site personnel to correctly install a

2. INSPECTION AND SET-UP page 4 Model AM-255 2.1.4. Shipping: Before returning the instrument for any reason, notify TSA Systems of the difficulty

2. INSPECTION AND SET-UP page 5 Model AM-255 2.2.3. Connect the Positive Battery Cable: The positive battery cable is disconnected for shipping, an

2. INSPECTION AND SET-UP page 6 Model AM-255 Connect the wires to the appropriate connections on the terminal strips. The following tables outline