ALARM MONITOR MODEL AM-270 OPERATING AND SERVICE
Contents
1. 2 2 6 There is a jumper on the AM 255A board to select blinking or steady alarm LEDs The board will be jumped for blinking when the unit is shipped If steady LEDs are preferred move the jumper to the steady position 2 3 WIRING INSTRUCTIONS Four strain reliefs are provided in the back panel of the enclosure to accommodate the cables from the portal system s and the relay outputs to the site s alarm system Remove the cap by unscrewing it remove the plastic washer and rubber weather seal Feed the cables through the nut washer seal and into the enclosure NOTE There is a nylon tool for the quick connect terminal strips supplied with the AM 270 It is shipped on the key ring along with the keys for the key switch The tool is used by inserting the curved portion into the top of the terminal strip and then pivoting the tool until the straight portion of the tool goes into the slot on the back of the strip Gently continue to pivot the tool until the lower slot of the terminal strip opens to allow the insertion of the wire Removing the tool allows the terminal strip to clamp down on the wire Connect the wires to the appropriate connections on the terminal strips The following two pages list the connections for system 1 and system 2 Page 4 Doc 5010 Operating and Service Manual Rev A SYSTEM 1 INPUT SIGNALS Signal Terminal Strip Pin Gamma Alarm J3 1 Neutron Alarm J3 2 System Fault J3 3 Unused J3 4 Common J3 5 RELAY2. installation results Every effort is made to keep the manuals up to date and accurate However because TSA Systems is constantly improving and upgrading the product line TSA can make no guarantee as to the content of current manuals No obligations are assumed for notice of change or future manufacture of these instruments Manufactured by TSA Systems Ltd 14000 Mead Street Longmont Colorado USA 80504 9698 Phone 1 970 535 9949 FAX 1 970 535 3285 Doc 5010 Operating and Service Manual Rev A TABLE OF CONTENTS PO INIRODUCTTON satan i 1 1 Scope and Purpose of Manual cccccccsscceescesesseeeeeeeesteeeeeeeees 1 12 Genet al Description sieneen eeina AKA NANA E 1 TS Sale Precautions Sa NANANA NTN ANNA AA 1 Na AA AA 2 2 0 INSPECTION AND SETUP nanana kaa ania towed kaaa Gana ka paha 3 2 1 MMCOMINS INSPECHON am NENG DNA NANANA NAGA 3 2 1 1 Damage CASA DAA NA nA AGA ates 3 Dre AS AA 3 Dl 3 AA 3 PAPA AA PAPA E 3 2 3 AA AG GN AA 4 2 4 Initial SetupmChnecklist sc ciscveei ann Keune ndash cee ea eenees 7 3 0 OPERATING INSTRUC BION Saman napa anap pakamaaanaroaa sna 8 3 1 Controls and INIGO a NAN ma SN 8 3 2 Summary of Alarm Indicators cccccceessceseseeeesecesessteeeeeeeens 9 3 3 Operation AA AA NANANA aaa 9 4 0 THEORY OF CPE RAT ON akan NANA nA NG nA 10 dab Um Oppa N0 ana aa e a eai 10 42 SOMMOON GUS 0 an aNG Ga AGANG KABA aces 10 SO MAINTENANCE e AANI NANG 11 5 1 Maintenance Procedures ix ct tuc
3. two master pillars It has two complete sets of front panel LEDs as well as two input and two output connectors The two systems are totally independent 1 3 SAFETY PRECAUTIONS WARNINGS The AM 270 uses 90 to 250Vac for the battery charger Service should only be performed by qualified technical personnel The maximum voltage and current being switched by the relays must not exceed 0 6 amp at 120Vac CAUTIONS As with any sensitive electronic instrument the AM 270 should not be dropped or subjected to severe mechanical shock Page 1 Doc 5010 Operating and Service Manual Rev A 1 4 SPECIFICATIONS Power Battery life Display Controls Environmental Temperature Humidity Dimensions Weight Connectors Input Output Relay Power Internal 12 volt 7Ah sealed lead acid battery pack More than 24 hours of normal operation 4 alarm indicator LEDs per pillar being monitored One system ready LED one power on LED Momentary contact alarm acknowledge switch key lock switch and lamp test switch 32 to 120 F 0 to 50 C Up to 95 non condensing 7 5 h 8 375 w 8 d 19 x 21 3 x 20 3cm 2151b 6 8kg One 5 pin quick connect type terminal strip per system One 12 pin quick connect type terminal strip per system Maximum 0 6 amp at 120Vac Page 2 Doc 5010 Operating and Service Manual Rev A 2 0INSPECTION 2 1 Incoming Inspection Immediately inspect the instrument for m
4. 331 THERMALOY 7445 THER CTS 77091103 BOURNS 3299W 1 103 AUGAT ALCOSWITCH MTA 106D GRAYHILL 30 1 OCTAL D TYPE LATCH SPRAGUE ULN2804A EMULATION TECH S PCC 11 068 A ALTERA EP1810LC 20 DUAL COMPARATOR NATIONAL ACC MILMAX 110 91 316 41 001 SPC ICD 16 2T SPC ICD 18 2T Doc 5010 Operating and Service Manual Rev A 8 0LIST OF DRAWINGS Drawing 1 M 270 Alarms Monitor Drawing 2 M 255 Wiring Diagram Drawing 4 A A Drawing 3 77 AM 255A Schematic Diagram sheet 1 AM 255A Schematic Diagram sheet 2 A Drawing 5 M 255A Component Designator Drawing 6 7 User Onsite Hook Ups VM 250AGN Drawing 7 User Onsite Hook Ups VM 250G Page 18
5. 5A J2 5 2688B J6 7660 Kl 7675 K2 9 6018 QI 1092 R1 2 3 4 6 7 8 9 1019 R5 1460A R10 1474 R11 7255 R11 1281 R12 1085 R13 1462 R14 1270 R15 1064 R16 17 19 22 1108 R20 1080 R21 1427 R23 7774 Slt 7761 SW1 2 5222 U1 4 5289 U11 5019A U5 7 10 7740 U6 5087 U6 5010 U8 5184 U9 4998A VRI 2687A X1 X3 2687B X2 7719 XU1 9 7724 XU1 4 XR11 7725 XUII 7745 XU5 7 10 7722 XU8 9 Operating and Service Manual AM 255A DESCRIPTION COMPLETE ASSEMBLY CAP 0 1 pF 50V CAP TANT 10pF 25V CAP TANT 1 pF 35V CAP 0 01 F 100V CAP ELECT 100uF IN4001 IN5221B P6KE30 FUSE 3 AMP POLY CONN 12 PIN STRAIGHT TS 1 6 CON END CAP WAGO CONN 3 PIN STRAIGHT RELAY DIP DPDT RELAY PCB 12V 2N3906 100K 180 OHM 1K 10 PIN SIP 330 OHM DIP HEAT SINK 20 0K 1 1 8W SIK 10K 9 PIN SIP 10 0K 1 1 8W 10 0K 470K 33K 10K 22 TURN SWITCH TOGGLE SWITCH PB NO RED 74HC123 74HC573E ULN2804A 68P PLCC EP1810LC 20 LM555CN LM393N LM2931AZ 5 CONN SINGLE ROW STIK CONN DOUBLE ROW STIK 16 PIN 16 PIN SKT 20 PIN SKT 18 PIN SKT 8 PIN Page 17 Rev A MANUFACTURER SUPPLIER TSA 8108 PANASONIC ECQ V1H104JL SPRAGUE 199D106X0025CAI APRAGUE 199D105X0035BB1 PANASONIC ECQ V1103JM SANYO 16SA100M MOTOROLA MOTOROLA MOTOROLA RAYCHEM RXE300 MOLEX 22 11 2122 WAGO 236 714 BLUE MOLEX 22 11 2032 MIDTEX 190 22B100 AROMAT DS2E M DC12V MOTOROLA 4310R 101 102 DALE 4116R 001
6. ALARM MONITOR MODEL AM 270 OPERATING AND SERVICE MANUAL rn mad NA Systems Ltd Nuclear Radiation Measurement Solutions Doc 5010 Rev A May 2006 Doc 5010 TSA MODEL NUMBER SOFTWARE VERSION Operating and Service Manual CONFIGURATION TRACKING SHEET SERIAL NUMBER DATE RECEIVED OPTIONS AND ACCESSORIES Rev A MODIFICATION SYSTEM MODIFICATIONS INSTALLED BY DATE MODIFICATION INSTALLED BY DATE MODIFICATION INSTALLED BY DATE MODIFICATION INSTALLED BY DATE Doc 5010 Operating and Service Manual Rev A STANDARD WARRANTY FOR TSA SYSTEMS INSTRUMENTS TSA Systems Ltd warrants this instrument to be free from defects in workmanship and materials for a period of twelve months from the date of shipment provided that the equipment has been used in a proper manner and not subjected to abuse At TSA s option repairs or replacements will be made on in warranty instruments without charge at the TSA factory Warranty of sub systems made by other manufacturers will be extended to TSA customers only to the extent of the manufacturer s liability to TSA TSA reserves the right to modify the design of its product without incurring responsibility for modification of previously manufactured units Since installation conditions are beyond the company s control TSA does not assume any risks or liabilities associated with methods of installation or with
7. OUTPUTS Signal Terminal Strip Pin Gamma C J4 1 Gamma NC J4 2 Gamma NO J4 3 Neutron C J4 4 Neutron NC J4 5 Neutron NO J4 6 System C J4 7 System NC J4 8 System NO J4 9 Unused C J4 10 Unused NC J4 11 Unused NO J4 12 Page 5 Doc 5010 Operating and Service Manual Rev A SYSTEM 2 INPUT SIGNALS Signal Terminal Strip Pin Gamma Alarm J5 1 Neutron Alarm J5 2 System Fault J5 3 Unused J5 4 Common J5 5 RELAY OUTPUTS Signal Terminal Strip Pin Gamma C J2 1 Gamma NC J2 2 Gamma NO J2 3 Neutron C J2 4 Neutron NC J2 5 Neutron NO J2 6 System C J2 7 System NC J2 8 System NO J2 9 Unused C J2 10 Unused NC J2 11 Unused NO J2 12 NOTE If the tamper input is not used it must be jumped to the common terminal to prevent constant tamper alarms Page 6 Doc 5010 Operating and Service Manual Rev A 2 4 INITIAL SETUP CHECKLIST Initial inspection done _____ Cabling properly connected _____ AC power available ____ READY and POWER LEDs go on when unit is plugged in ____ ACKNOWLEDGE button operates correctly _____ TEST function operates properly ____ Alarm test All indicator LEDs operate properly _____ Sonalert sounds when alarm indicated Relays setup and operate correctly if used Performed by Date Page 7 Doc 5010 Operating and Service Manual Rev A 3 00PERATING INSTRUCTIONS 3 1 CONTROLS AND INDICATORS The controls and indicators can be made to operate in several
8. accsa cota acdunnesbecbucuabiubbaseceaadadads 11 5 2 Performance Verification Checklist 00172000000saaasassna aasa 12 60 TROUBLES HOO TING siers ea r ANA 13 6 1 Component ACCESS aa eioi en KAN nininded AAEE 13 6 2 Troubleshooting Ilat 14 0 2 LENPPINO sa a E A E RE et 14 6 3 Tro blesho tin genearen NAA a EE N E 14 ois AS iV 9 0 1 Ei i a NAAN 14 GEOR ARS EID Sma a e a aaa Meek e meses ra 15 7 1 Spare Parts Ordering Information ccccccceeesseeeeeeeesteeeeees 15 S OsLIS OF DRAWINGS maaangas nman naasa 18 Doc 5010 Operating and Service Manual Rev A 1 0INTRODUCTION 1 1 SCOPE AND PURPOSE OF MANUAL This manual is designed to enable operating and service personnel to properly operate and care for the AM 270 Since applications are necessarily site specific operation procedures are given in general terms Service and repair are covered to the board level Anything more complex than this requires that the instrument or assembly be returned to TSA 1 2 GENERAL DESCRIPTION The TSA Model AM 270 Alarm Monitor is a self contained unit designed for use with TSA s personnel and vehicle portal monitors The AM 270 provides both audible and visual alarm indication for radiation level high and low background low power and tamper conditions In addition output relays are provided to integrate the AM 270 into existing alarm systems The AM 270 is a dual input instrument which will monitor two sets of pillars or
9. ard on the standoffs using the four Phillips screws reconnect the wires and Molex connectors Close the front panel and replace the two screws 6 1 2 There is a metal bracket that retains the battery and charger Remove the two screws from the bracket and remove it The battery charger is mounted to the Battery with two Velcro strips Detach the battery charger from the battery by pulling it to unhook the Velcro Unplug the wires going to the battery and pull it off the Velcro strips that hold it to the enclosure 6 1 3 The Battery Charger is wired directly into the twelve pin Molex connector on the AM 255A board To disconnect the Molex pins must be removed from the housing by inserting a small screwdriver or sharp pointed object into the slots in the housing and pressing down while pulling gently on the wire The ac input plugs into the charger with a standard IEC connector To reinstall the battery charger insert the pins into the Molex housing and reconnect the ac input to the IEC connector 6 1 4 The LEDs are soldered to the circuit board Page 13 Doc 5010 Operating and Service Manual Rev A 6 2 TROUBLESHOOTING GUIDE NOTE Some steps will require tools supplies DVM and possibly an oscilloscope These steps should only be performed by qualified service personnel Perform a physical inspection of the unit looking for faulty or broken wiring foreign material broken or damaged components and loose connections Proceed by ch
10. are located on the AM 255A board There are two 5 pin terminal strips for alarm input connections from the portal Monitors There are also two 12 pin terminal strips to provide connections to an external alarm system To install the AM 270 use the following procedure Page 3 Doc 5010 Operating and Service Manual Rev A NOTE Each AM 270 is normally shipped with 100 feet of hookup cable If multiple units are purchased a roll of cable is normally sent in order to give the installer the flexibility to have a shorter cable in one location and a longer cable in another 2 2 1 Connect the cables from the portal monitor to the alarm input connections Information on portal monitor alarm connections can be found in the Operating and Service Manual for that monitor Next loosen the two screws at the bottom corners of the front panel and open the panel 2 2 2 Connect the alarm output cables as required The AM 270 will operate properly with or without these connected 2 2 3 The positive battery cable is disconnected for shipping and must be connected to the positive battery terminal 2 2 4 Plug the power cord into a standard 90 to 250Vac outlet 2 2 5 There is a toggle power switch on the circuit board This switch must be turned on away from the connector edge of the board The green power LED on the front panel will be illuminated to indicate that the battery is charged and connected and the power switch is in the on position
11. cessing of spare parts orders the following information is required Product Number Product Serial Number TSA Stock number Part description from parts list When ordering programmed PROMs the software version is required This can be found on the PROM label NOTE Model number suffixes are generally not included in the text of the manual however the suffixes in the parts lists must be included on orders for spare parts FOR ASSISTANCE CALL TSA Systems Ltd 14000 Mead Street Longmont Colorado USA 80504 9698 Phone 1 970 535 9949 FAX 1 970 535 3285 Page 15 Doc 5010 TSA 9005 7478 8108A 7821 7817 7305D 7071 6464 6444 3664A 2855B 2688C 2686A Operating and Service Manual ALARM MONITOR AM 270 DESCRIPTION AM 270 COMPLETE SA CHARGER AM 255A BOARD SW KEY LOCK SW MICRO TAMPER EHD 1 2 1 4 CORD GRIP BOX AM 255 BAT 12V 7 0 AH CASE BUZ SONALERT 6 28DC OVR AM 270 CON INSERTION TOOL CONN 3 PIN HOUSE CONN 12 PIN HOUSE Page 16 MANUFACTURER SUPPLIER TSA 9005 TSA 7478 TSA 8108A ALCOSWITCH 2SWK132 AL101 UNIMAX 2TMT15 4 HOFFMAN C 8C8 POWERSONIC PS 1270 MALLORY SC628H TSA 3664A TSA 2855B MOLEX 22 01 2037 MOLEX 22 01 2127 Rev A Doc 5010 TSA SYMBOL 8108 SUB 2168 C1 12 15 17 22 25 27 34 2084 C13 14 20 21 23 2071 C18 2032 C19 2127 6132 CR1 4 6 8 10 12 14 16 18 6166 CR2 6209 CR3 5 7 9 11 13 15 17 7156 FI 2688N JI 2855 J2 3 4 5 285
12. different ways How they operate is controlled by the software installed The front panel contains the power LED ready LED alarm indicator LEDs and the acknowledge switch The power LED is on whenever the system has power The ready LED shows that the system is clear of alarms and working properly The alarm indicator LEDs blink when enabled and indicate the following conditions GAMMA ALARM When the system detects that the gamma radiation level has exceeded the alarm threshold while the portal is occupied the red gamma alarm LED will illuminate and the audible alarm will sound NEUTRON ALARM When the system detects that the neutron radiation level has exceeded the alarm threshold while the portal is occupied the blue neutron alarm LED will illuminate and the audible alarm will sound SYSTEM FAULT Indicates that one of the following conditions is occurring low background high background loss of AC power or system tamper ACKNOWLEDGE ALARM This is a momentary contact pushbutton switch which clears the audio and visual indication of alarm conditions KEY SWITCH Used to keep the audible from sounding while doing a lamp test LAMP TEST A momentary contact pushbutton switch used to test the LEDs and relays SONALERT Provides audible alarm Page 8 Doc 5010 Operating and Service Manual Rev A 3 2 SUMMARY OF ALARM INDICATIONS Gamma Alarm flashing red and audible Neutron Alarm flashing blue and audible System Fault
13. echanical damage scratches dents or other defects It should be examined for evidence of concealed as well as external damage 1 1 1 Damage Claims If the instrument is damaged in transit or fails to meet specifications upon receipt notify the carrier and TSA Systems immediately Shipping cartons packing materials waybills and other such documentation should be preserved for the carrier s inspection TSA will assist in providing replacement or repair of the instrument if necessary 1 1 2 Storage If the instrument is to be stored for any length of time first disconnect power to the instrument and remove and store any batteries separately in a cool place If batteries are to be stored for any length of time they should be inspected and charged if necessary at least once a month Care should always be taken to avoid subjecting the instrument to severe mechanical or environmental shock The instrument should be stored in a dry temperature constant location 1 1 3 Shipping Before returning the instrument for any reason notify TSA Systems of the difficulty encountered giving the model and serial numbers of the equipment TSA will furnish specific shipping instructions 2 2 SETUP PROCEDURES An Initial Setup Checklist is included at the end of this section It is recommended that a copy of this be filled out when the AM 270 is first installed and whenever it is put into service after prolonged storage Input and output connections
14. ecking the individual assemblies as follows 1 1 4 Battery and Charger If the unit is not operating at all and the green power LED is off use the following steps to check the battery and charger refer to drawing 3 Open the front panel and disconnect the positive lead to the battery Measure the voltage across the battery with a meter it should be at least 12 4 volts If the voltage is low or not present then the battery must be charged or replaced Do not go to step 2 until the battery voltage is 12 4 or greater To check the charger disconnect the positive terminal from the battery and J1 from the AM 255A circuit board Measure the voltage from between the black and red battery wires it should be at least 13 5 volts If it is not then the charger must be replaced Do not go on to the next step until the charger is working correctly NOTE Battery voltage must be at least 12 5 Vdc for the unit to turn on 6 3 TROUBLESHOOTING If the unit is totally inoperative verify that the unit is receiving power throughout the system Use drawing 3 for the following procedures 1 1 5 AM 255A Controller Board If the unit has power but still does not operate test the power to the controller board Connect the negative lead of the DVM to TP1 and the positive lead to TP2 The power should be 5 0 1 Vdc Page 14 Doc 5010 Operating and Service Manual Rev A 7 0PARTS LISTS 7 1 SPARE PARTS ORDERING INFORMATION To facilitate the pro
15. ev A 5 2 PERFORMANCE VERIFICATION CHECKLIST Repairs made if any list component and type of repair Cabling properly connected ____ AC power available READY and POWER lamp go on when unit is plugged in ____ ACKNOWLEDGE button operates correctly _____ TEST function operates properly Alamm test All indicator LEDs operate properly _____ Sonalert sounds when radiation alarm indicated Relay s set up and operate correctly if used Performed by Date Page 12 Doc 5010 Operating and Service Manual Rev A 6 0TROUBLESHOOTING This guide is designed so that on site personnel can service the AM 270 and effect necessary minor repairs It covers procedures and parts down to the board level Any other problems should be referred to factory authorized service personnel Un authorized repair voids warranty When repairs are completed and the unit returned to operation a copy of the Performance Verification Checklist on page 14 should be filled out and filed for future reference 6 1 COMPONENT ACCESS 6 1 1 The AM 255A Controller board is mounted on standoffs inside the lid of the enclosure To access it open the front panel by removing the two screws holding it in place Unplug the twelve pin and three pin Molex connectors and disconnect the wires to the terminal stripes Remove the four Phillips screws holding the AM 255A board and lift the board out To reinstall replace the bo
16. flashing amber and audible Tamper Pwr Fault unused NOTE Ifpower fails in the pillar the low alarm indicator will come on at the pillar and the System Fault LED will illuminate on the AM 270 3 3 OPERATION During normal operation no operator intervention is needed If an alarm condition is indicated the AM 270 will sound an audible alarm and the panel LEDs will indicate the nature of the alarm so that proper action may be taken Pressing the test button will cause all the alarm LEDs to flash If the key switch is in the normal position it will energize the relays and cause the audio alarm to sound Page 9 Doc 5010 Operating and Service Manual Rev A 4 0THEORY OF OPERATION There are wiring signal flow diagrams for the system in the Drawings section of this manual 4 1 UNIT OPERATION The relays in the portal monitor are continuously monitored by the AM 270 Whenever the relays change state the AM 270 reads the change and turns on the correct LED and relay and sounds the audio alarm The alarm will follow the system The green ready LED will go out when the alarm condition occurs and re illuminate when the alarm condition clears NOTE Multiple alarms can occur and more than one alarm lamp can be illuminated simultaneously The AM 270 operates from the 12 volt sealed lead acid battery If ac power is lost the battery provides power to permit continued operation without interruption Should the battery get too low for re
17. liable operation approximately 10 5 volts the monitor will turn itself off Normal operation will resume when the battery has been recharged to approximately 12 5 volts 4 2 COMPONENTS 4 2 1 The AM 255A board is the controller board for the AM 270 It receives information from the system and enables the appropriate LEDs relays and the Sonalert All functions of the AM 255A board are controlled by a Programmable Logic Device 4 2 2 The battery module consists of a 7A h 12 volt sealed lead acid battery 4 2 3 The battery charger is a universal input constant voltage output type designed to maintain a full charge on the battery Page 10 Doc 5010 Operating and Service Manual Rev A 5 0MAINTENANCE 5 1 MAINTENANCE PROCEDURES The AM 270 has been designed for continuous use and once initial installation has been completed little maintenance is required Periodic inspection is recommended to insure proper functioning This should include but is not limited to checking the alarm LEDs and Sonalert with the TEST switch performing an alarm test Gamma Alarm Neutron Alarm and System Fault visual inspection for loose cables wires etc replacing the battery approximately every 5 years A Performance Verification Checklist is included at the end of this section It is recommended that a copy of this be filled out whenever the AM 270 is put into service after repair Page 11 Doc 5010 Operating and Service Manual R
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