Real-time Controller User Manual
Contents
1. PSI System Controls and Diagnostics LCD DISPLAY FIBER OPTIC RXTX OPTIONS o O m 0000000000 4000000000 o o FIBER OPTIC TX light gray 482 6 FIBER OPTIC RX dark gray 19 24VDC POWER IN ETHERNET ADDRESS SELECTOR SWITCHES 3 RESET STATUS LEDs M4 GROUND LUG Figure 3 A500 R5T5 chassis front and rear panels Five fiber optic loop ports rx tx pairs Ten additional fiber optic channels which can be five rx tx pairs R5T5 option ten rx R10 option or ten tx T10 option Dimensions mm A500 User Manual A500 UM 090115 Page 15 of 61 PSI System Controls and Diagnostics 221 0 247 2 Figure 4 A500 R5T5 case side and plan views Dimensions mm A500 User Manual A500 UM 090115 Page 16 of 61 PSI System Controls and Diagnostics LCD DISPLAY FIBER OPTIC TX RX OPTIONS erro cor FIBER OPTIC TX light gray 482 6 FIBER OPTIC RX dark gray 195 24VDC POWER IN ETHERNET ADDRESS SELECTOR SWITCHES 3 RESET GATE CONNECTORS 4 STATUS LEDs M4 GROUND LUG Figure 5 A500 R5T5 G chassis front and rear panels Five fiber optic loop ports rx tx pairs Ten additional fiber optic channels which can be five rx tx pairs R5T5 option ten rx RIO option or ten tx T10 option Four gate inputs Dimensions mm A500 User Manual A500 UM 090115 Page 17 of 61 PSI System Controls and Diagnostics 221 0 247 2 Figur2. STATUS LEDs 24 V 45V STATUS 10 100 Figure 22 Portion of the rear panel showing indicators 12 4 4 24V Green LED Lights to indicate 24 VDC power is present 12 4 2 5 V Green LED Lights to indicate 5 VDC power is present 12 4 3 Status Green LED Flashes to indicate FPGA has started normally and DSP is booted and running normally 12 4 4 10 100 Green LED Lights to indicate Ethernet controller has slowed to 10 MB s A500 User Manual A500 UM 090115 Page 41 of 61 PSI System Controls and Diagnostics 13 Internal jumpers and switches See figure 17 for the location of jumpers and switches on the cell controller board CAUTION A Internal jumpers and switches should not be altered without first consulting your supplier or Pyramid Technical Consultants Inc Unpredictable operation may result 13 1 Jumpers Jumper bank 2 informs the A500 about various hardware options that may be installed These jumpers are normally factory configured and should not be changed and depend upon the hardware revision of the A500 board A500 Hardware Rev 1 Link Description when fitted 0 2 The type of application specific I O board if any that is connected to I O port 1 Connect these links to form a binary number from 0 3 0 link none connected no I O board present 1 link O connected GC board connected 2 link 1 connected G board connected 3 4 The type of fi
3. A500 Real time Controller User Manual Pyramid Technical Consultants Inc 1050 Waltham Street Suite 200 Lexington MA 02421 USA US TEL 781 402 1700 FAX 781 402 1750 EMAIL SUPPORTOPTCUSA COM Europe TEL 44 1273 493590 PSI System Controls and Diagnostics 1 Contents A SAA P O S T lap e nr SCOP OF SUPPI Via ERES Optioj al NOOO Power supplies ioi awtik Ses oa desisyon ok kosa die ok osito joue Oe E p DT d ra arre deae eps 9 Data Cables M HERE 9 Sonal Cables ie tt ent te t tee e eR EE THE De eb SR Ee ERE ep dee oett e enm 9 Ancillary devices nd a p dei ie Piedra e dit ERE pa 9 Intended Use and Key Features eee eee eee esee ee etes eene enne tn seta setas etas esos ense ease so sese sess so seo sse ense ense ense ss seseessees ss LO Intended USE E 10 Keyi Eeaturess sedis e A ia e re e epus A e E EUR ee ER an ue e a E 10 Specification napise Lli eeececocececececesecececececececececececee eeecececececececececececececececececececee Installation eee ee eee ern eeos AA eeesesosososesescsesesescsesososesssssssssss0s000000000000000000000000000000000000000000000 MOUNTS m ARRE L
4. Check all TX and RX are connected correctly Devices on loop have incorrect mode switch settings Check comms status of devices on the loop Ensure all mode switches are set to 0 for operation with A500 A500 User Manual A500 UM 090115 Page 52 of 61 PSI System Controls and Diagnostics Mezzanine fiber optic card or application I O card not functioning Incorrect jumper settings on cell controller card Ensure jumper settings are correct No response to gate trigger inputs of gate option board A500 is not set up to pass signals through to fiber optic outputs Check configuration Set another fiber optic output to duplicate the required outgoing trigger and confirm that it lights as expected Configure as required Signals unable to drive the 50R inputs to TTL threshold Test with signal generator with 50R output Use appropriate driving circuit No counts seen by gate counter board Pulses do not exceed threshold voltage for sufficient time Tee off and check levels with oscilloscope Use signal generator to drive the input Use appropriate device to drive the inputs Pulse height comparator feeding gate counter inputs incorrectly configured Tee off and check levels with oscilloscope Use signal generator to drive the input Ensure pulse height comparator is correctly set up No trigger input present to start c
5. Timer The FPGA timer is tested by measuring the timer versus the DSP timer for 1 second Ethernet A special test message is transmitted to the RCM3200 or A30 Ethernet processor and read back to determine if the Ethernet board is operating properly The IP address of the A500 is displayed on the LCD No test is made to determine if host communications are working A500 User Manual A500 UM 090115 Page 44 of 61 PSI System Controls and Diagnostics 15 Gate Option Board 15 1 Overview The gate option board is a full size I O board which connects to both expansion port connectors of the cell controller board It is logically connected on port 1 JPR B2 on bank 2 on the cell controller is fitted to identify the board The gate board provides four independent inputs for gate or trigger signals on Lemo coaxial connectors The logic levels are TTL and the inputs have 50 ohm impedance The incoming gate trigger signals are routed and used according to a software selectable configuration Generally the G option will be combined with the R5T5 fiber optic mezzanine card option which provides five additional fiber optic transmitters Each of the TTL gate inputs can be directed to any or all of the transmitters These fiber optic signals are then typically taken to the gate inputs of triggerable devices connected to the A500 communication loops If the devices are remote from the A500 and if they all require the same
6. start and the program will search for loops and devices on all checked options The LAN Broadcast search uses information from the PC operating system to search for A500s over the whole of your local network This will generally take longer than going directly to a known IP address A few seconds after you click the Start button the program should find the A500 plus any connected front end devices Expanding the tree in the System window will reveal the devices that were discovered Clicking on any discovered device will open its specific window A500 User Manual A500 UM 090115 Page 29 of 61 PSI System Controls and Diagnostics PSI Loop Diagnostic v3 04 l Actions Window Help lelbh 99 o A System A500 192 168 2 3 100 Loop 1 8 F100 2 D100 3 8 1200 4 1400 5 8 13200 6 Loop 2 B10 7 W M10 8 M400 9 3 amp Loop 3 8 S100 3 8 N2400 14 Figure 15 Diagnostic display after completion of a search An A500 at 192 166 2 3 with various devices on loops 1 2 3 was found A500 User Manual A500 UM 090115 Page 30 of 61 PSI System Controls and Diagnostics 10 Functional overview 10 1 Cell controller The core of the A500 is the cell controller board Together with a dedicated processor for the Ethernet port and an LCD display this constitutes a high performance real time controller that can service five fiber optic loops with up to fi
7. DO eeecesccececececececececececececececececee eeecccocececececececececececececececececee 7 eeesececececececesecececececececececececee eeccccccccccccccccccccccccccccecececccecese Support eese esee ee eren eren ette enean ai Hard ware V CrSIONS ese esse k sasosesiodesosksososp do sodosasavsaossesesodesosssoiososodansssosaonoossouvusososaoz d Change history eTa sede e au o ii 58 Ethernet Process aid 38 Firmware Compatibility 000eeeeeeteea0eoa0000000000000000000000000000000000000000000000000000000000000000000000coooonooonoanooanooaooonoooooooooooonoooneoonenn JO A Declaration of Conformity 00002eeteeteeeaseoaoeoooeoootoooootosovosoooovooovoooooonoooooeoooeooooooooooooonoooooooooooooonoooononooooooooooosooososonosoneooneoe OU User Manual Revision History eres eee ee esee ee esee seen stesso stone toss ense ense ense ense so sense sas e ense sa sesso seen se eose ense OL A500 User Manual A500 UM 090115 Page 4 of 61 PSI System Controls and Diagnostics 2 Safety Information This unit is designed for compliance with harmonized electrical safety standard EN61010 1 2000 It must be used in accordance with its specifications and operating instructions Operators of the unit are expected to be qualified personnel who are aware of electrical safety issues The customer s Responsible Body as defined in the standard must ensure that operators are provided wi
8. non condensing vibration 2 g all axes 1 to 1000 Hz Dimensions see figures 1 to 8 Fiber optic expansion options R5T5 Additional five fiber optic TX RX ports 10 Mbit sec R10 Ten fiber optic receiver RX inputs 10 Mbit sec T10 Ten fiber optic transmitter TX outputs 10 Mbit sec Gate and counter input options Gate input signals Four independent 50 ohm terminated gate signal inputs G option TTL levels Counter inputs Ten independent scaler inputs 50 ohm terminated GC option with gate inputs Double height NIM pulses 32 mA 1 6 V in 50 ohms Smallest detectable pulse height 0 45 V Maximum pulse rate 100 MHz Minimum detectable pulse width 5 nsec Minimum pulse pair resolution 10 nsec A500 User Manual A500 UM 090115 Page 12 of 61 PSI System Controls and Diagnostics LCD DISPLAY 12400000000 FIBER OPTIC TX light gray 482 6 FIBER OPTIC RX dark gray 19 24VDC POWER IN ETHERNET ADDRESS SELECTOR SWITCHES 3 RESET STATUS LEDs M4 GROUND LUG Figure 1 A500 chassis front and rear panels Five fiber optic loop ports rx tx pairs Dimensions mm A500 User Manual A500 UM 090115 Page 13 of 61 PSI System Controls and Diagnostics 221 0 247 2 43 7 1U Figure 2 A500 case side and plan views Dimensions mm A500 User Manual A500 UM 090115 Page 14 of 61
9. 4 Network connection The simplest possible network is a direct connection to a PC Ethernet port This arrangement is used in the initial assignment of the IP network address If your A500 has the RCM3200 Ethernet processor you must use an RJ 45 to RJ 45 crossover cable also called a CAT5e crossover cable If your A500 has the A30 Ethernet processor then you can use a crossover or non crossover cable because the A30 supports Auto MDIX A500 Crossover cable E E E 24V in Figure 11 Direct connection to a PC Generally you will want to connect the A500 to a larger network In this case you will require a Ethernet hub or switch The connection from the A500 to the hub or switch now requires a non A500 User Manual A500 UM 090115 Page 24 of 61 PSI System Controls and Diagnostics crossover RJ 45 to RJ 45 cable also called a CATSe patch cable Again the A30 Ethernet processor will connect with either type of cable Network hub I A500 Patch cables EN 24V in Figure 12 Connection to a local network via a hub 8 5 IP address assignment Every device connected to a network must have an IP address assigned to it that allows network hubs and routers to route data packets to the correct destination Every Ethernet device such as the A500 also has a unique MAC ID and the network servers maintain the cross refere
10. 45 1 24 VDC 1 88 A PSU 100 250 VAC 50 60 Hz IEC C14 3 pin plug receptacle with output lead terminated in 2 1 mm threaded jack PSU24 36 1 24 VDC 1 5 A PSU 100 250 VAC 50 60 Hz IEC C8 2 pin plug receptacle with output lead terminated in 2 1 mm threaded jack PD 8 24 VDC power distribution unit 100W 100 250 VAC 50 60 Hz IEC C14 3 pin plug receptacle mains input eight independent 24 VDC outputs on 2 1mm threaded socket 5 2 Data cables CATS5e eight conductor Ethernet cable RJ45 terminated 3m CATS5e eight conductor Ethernet cable RJ45 terminated crossover 3m Custom lengths available upon request Fiber optic cable 1 mm plastic ST terminated 3 m Fiber optic cable 200 um silica ST terminated 3 m Custom lengths available upon request 5 3 Signal cables Coax 50 ohm Lemo 00 terminated both ends 2m 5 4 Ancillary devices X14 one to four optical trigger fanout device A500 User Manual A500 UM 090115 Page 9 of 61 PSI System Controls and Diagnostics 6 Intended Use and Key Features 6 1 Intended Use The A500 is intended for use in association with devices from the Pyramid Technical Consultants Inc PSI family These in their turn may be used to control other equipment such as power supplies measurement devices and so on or they may make measurements directly Certain I O board options can be installed in the A500 which can make direct measurements An example is the GC gate counter
11. Ethernet processor 24 V input power is converted to the various voltage rails needed by the board by DC DC converters The Ethernet processor board handles all aspects of the network protocol 10 2 Expansion A pair of connectors allow a mezzanine board containing ten more fiber optic devices to be fitted for the RST5 R10 and T10 options Two I O ports isolated by magnetic couplers allow application specific I O boards to be connected within the A500 chassis A500 User Manual A500 UM 090115 Page 32 of 61 PSI System Controls and Diagnostics Cell controller board 24VD in DC DC converters Ethernet Network b gt processor Communication Fibre optic loops FPGA Gate input 4 Counter input 10 Figure 18 A500 R5T5 GC schematic architecture 10 3 State machine The A500 obeys a state machine as shown in figure 19 A500 User Manual A500 UM 090115 Page 33 of 61 PSI System Controls and Diagnostics Reset Error e Gr gt Fata Success Failed A500 LoadProgram Load program gt Go to Idle ramand Error Success m a detected Action Started Crun Complete Figure 19 A500 software base state machine The present state is displayed on the bottom left of the A500 display see section 12 3 1 The states are described below State Description BOOT POST successful r
12. board option The A500 has design features which make it tolerant of electrically noisy environments but the place of use is otherwise assumed to be clean and sheltered for example a laboratory or light industrial environment The unit may be used stand alone with suitable I O board options or networked with other devices and integrated into a larger system Users are assumed to be experienced in the general use of precision electronic circuits for sensitive measurements and to be aware of the dangers that can arise in high voltage circuits 6 2 Key Features Real time controller dedicated and optimized for the control of multiple devices over fiber optic loops Five loop ports expandable to ten loops each with up to 15 devices A500 to A500 communication capability via fiber optic Host communications via 10 100 base T Ethernet UDP or TCP IP protocols Auto MDIX support rev 3 hardware or rev 2 hardware updated with the A30 Ethernet processor I O expansion ports for integration application specific I O boards Downloadable application code for both A500 and devices on fiber optic loops Highly optimized real time operating system to provide genuine real time response and deterministic operation of connected devices A500 User Manual A500 UM 090115 Page 10 of 61 PSI System Controls and Diagnostics 7 Specification Processor ADSP 21160 high performance 32 bit floating point SHARC processor Processor cl
13. devices A port is a communications channel from your PC such as a COM port a USB port or and Ethernet port In the case of the A500 the connection to the PC is via Ethernet Each port can be a channel to one or more loops and each loop may contain up to 15 devices 1 Inspect the unit carefully to ensure there is no evidence of shipping damage If there appears to be damage or you are in doubt contact your supplier before proceeding 2 Connect 24 V DC power but no other connections The rear panel 24 V and 5 V power LEDs should illuminate when the power is applied 4 Start the PSI Diagnostic It will search the available communication channels and present a search list If the list does not already include the IP address of your A500 enter this into the edit box followed by 100 for the network port for example 192 168 100 100 100 and click Add The network port is fixed at 100 in A500s Future versions may lift this restriction in case there are conflicts on particular networks A500 User Manual A500 UM 090115 Page 28 of 61 PSI System Controls and Diagnostics B RAMID Technical Consultants Inc OA PSI Diagnostic v3 04 Select Ports for Autodetect O Below r COM3 r COM1 w IP 192 168 100 100 100 r LAN Broadcast AddIP Remove IP Figure 14 PSI Diagnostic Search Utility Start Cancel Check the box next to this address to ensure it is included in the search Click
14. required if the fuse operates due to over current The fuse will reset when the over current condition ends A500 User Manual A500 UM 090115 Page 55 of 61 PSI System Controls and Diagnostics 19 Returns procedure Damaged or faulty units cannot be returned unless a Returns Material Authorization RMA number has been issued by Pyramid Technical Consultants Inc If you need to return a unit contact Pyramid Technical Consultants at support ptcusa com stating model serial number nature of fault An RMA will be issued including details of which service center to return the unit to A500 User Manual A500 UM 090115 Page 56 of 61 PSI System Controls and Diagnostics 20 Support Manual and software driver updates are available for download from the Pyramid Technical Consultants website at www ptcusa com Technical support is available by email from supportOptcusa com Please provide the model number and serial number of your unit plus relevant details of your application A500 User Manual A500 UM 090115 Page 57 of 61 PSI System Controls and Diagnostics 21 Hardware Versions 21 1 Change history Revision Changes Rev 1 First production version RCM3200 Ethernet processor only Rev 2 Added support for 100 MHz processor speed Compatible with the A30 Ethernet processor with suitable links added to cell controller PCB Rev 3 A30 Ethernet processor only Added suppo
15. times of 1 msec A500 User Manual A500 UM 090115 Page 48 of 61 PSI System Controls and Diagnostics Data Setup Gate In A F Counter Fiber 1 Fiber2 l Fiber 3 Fiber 4 Fiber 5 Trigger YY Gate In C W Counter F Fiber 1 Fiber 2 F Fiber 3 Fiber 4 Fiber 5 Trigger YY A500 192 168 2 3 100 Gate Configuration Gate In B Counter Fiber 1 iv Fiber 2 l Fiber 3 Fiber 4 Fiber 5 Trigger Y Gate In D F Counter I Fiber1 I Fiber 2 Fiber 3 I Fiber 4 Fiber 5 Trigger Y BEE Comms FREE j comeded penang j Enor j Scaler Configuration Integration Period 1 000E 003 lg Source External Start xj Triaaer Polarity d EJ Trigger Points 100 INF Last Error Figure 25 Example counter setup The available trigger modes for the counters are Internal Auto run The start event is generated internally by the A500 once the initiate message is received Readings continue until the defined number of trigger points is reached or the abort message is received External Start External Start Stop A rising falling edge on the gate input starts a predefined sequence A rising falling edge on the gate input starts a predefined acquisition sequence Readings continue until the defined number of trigger points is reached or the abort message is received of integrations Readings continue until either
16. 14 for details of the POST displays The standard display format following boot is shown in figure 21 A 5 0 0 VI2 18 1 2 3 4 5 l id I je 0 lt gt 1 2 0 2 4 0 1 013 Figure 21 LCD display format for A500 The top left area shows the device A500 and the installed application firmware version The lower left area shows the current device state boot conn ected or idle The flashing asterisk on the left of the lt gt shows that the A500 is operating normally the one on the right indicates that the Ethernet connection to the host is made and communications are in progress The fiber optic loops are indicated by the numerals 1 to 5 in the top row Flashing asterisks indicate that the loop is active The number below the loop is the number of devices that are being serviced on the loop The display for the R5T5 option shows loops from 1 to A The R10 and T10 options show the ten devices rx and tx respectively with a flashing asterisk below to illustrate activity such as an incoming data stream for the A500 R10 0 0 Vi2 8 1 2 l 4 5 rix 11213 456 7 8 9 A e 5 3 di SETE 1 2 olei joj4 olo jojo kes Son Figure 22 LCD display format for R10 option 12 4 Rear panel indicators A500 User Manual A500 UM 090115 Page 40 of 61 PSI System Controls and Diagnostics O e 00000000000 00000000 oovo V op ole kok
17. Manual A500 UM 090115 Page 25 of 61 PSI System Controls and Diagnostics 2 Connect direct to a host PC with a crossover cable Power up the A500 At the end of the POST you should see the IP address displayed as 192 168 100 100 and the unit will remain in the boot state 3 The unit is now in a special initialization state where it will respond to a message on 192 168 100 100 The host PC should be fixed at non conflicting address in the same range for example 192 168 100 1 4 Confirm that you can ping the A500 on address 192 168 100 100 5 Using the Pyramid Technical Consultants Inc configuration utility program or your own software that can use the appropriate DLL function call send the required setting for the first three blocks of the IP address the local network address which will be stored in flash memory on the A500 6 Power down the A500 and set the three address switches to the required number for the last block of the IP address which must be in the range 001 to 255 The switches read from left MSD to right LSD 7 Whenever the A500 boots up it will now take the IP address comprising 24 bits given by the downloaded number followed by 8 bits given by the switch setting The IP address is shown on the A500 LCD during the Power On Self Test POST during the boot sequence Testing Ethernet VS OZ MEN Es POS or ME OKO A A very common local network address range is 192 168 xxx xxx which is reserve
18. agnostics 11 Connectors 11 1 Front panel connectors 11 1 1 Communication loops ST socket bayonet female for five communication loops To mate with ST terminated fiber optic 04000000000 RX TX RX TX RX TX RX TX RX TX Loop 1 Loop 2 Loop 3 Loop 4 Loop 5 11 1 2 Additional fiber optic ports Optional upper row ST socket female bayonets on mezzanine board for expansion options To mate with ST terminated fiber optic A500 R5T5 404000000000 RX TX RX TX RX TX RX IX TX RX Five additional fiber optic transmitter receiver pairs that can be configured as five additional communication loops or for individual special functions In the AS00 R5T5 G and A500 R5T5 GC versions the extra five transmitters TX are used for outgoing trigger or gate signals They can be assigned arbitrarily to incoming TTL signals on the four rear panel TTL gate inputs A500 R10 90000000000 RX RX RX RX RX RX RX RX RX RX Ten additional fiber optic receivers for fast data stream input or individual special functions A500 T10 A500 User Manual A500 UM 090115 Page 36 of 61 PSI System Controls and Diagnostics TX TX TX TX TX TX TX TX TX TX Ten additional fiber optic transmitters for individual special functions 11 1 3 Optional gate inputs Four Lemo 00 coax sockets for gate input signals TTL levels 50 ohm terminated Center pin signal screen ground G and GC options only 0000 1 2 3 4 11 1 4 Optio
19. ber optic mezzanine board that is installed Connect these links to form a binary number from 0 1 0 none connected no mezzanine board present 1 link 3 connected RX10 board present 2 link 4 connected R5T5 board present 3 link 3 4 connected TX10 board present A500 Hardware Rev 2 and Rev 3 Link Description when fitted 0 2 The type of application specific I O board if any that is connected to I O port 1 channel B Connect these links to form a binary number from 0 3 The currently supported boards are 0 none connected no I O board present 1 link 0 B3 connected GC board connected 2 link 1 B2 connected G board connected 3 5 The type of application specific I O board if any that is connected to I O port 2 A500 User Manual A500 UM 090115 Page 42 of 61 PSI System Controls and Diagnostics channel A Connect these links to form a binary number from 0 3 The currently supported boards are 0 none connected no I O board present Note that the rev2 A500 autodetects the any fiber optic mezzanine card that is installed so jumper settings are not required 13 2 Watchdog switch This switch should always be set to the ON position to enable the watchdog feature A500 User Manual A500 UM 090115 Page 43 of 61 PSI System Controls and Diagnostics 14 POST The boot loader starts up the A500 by performing a Power On Self Test POST checking the i
20. d to local networks and not permitted on the general internet So for example you could download 192 168 2 for the first blocks corresponding to your local network and then use the switches to select one of 254 available addresses for the A500 If in doubt you can confirm the IP address has taken effect by sending the ping command from a console window on the PC A500 User Manual A500 UM 090115 Page 26 of 61 PSI System Controls and Diagnostics C WINDOWS system32 cmd exe IDI X C gt ping 192 168 2 1 Pinging 192 168 2 1 with 32 bytes of data 192 168 2 1 bytes 32 time 2ms TTL 64 192 168 2 1 bytes 32 time 1ms TTL 64 Reply from 192 168 2 1 bytes 32 time 3ms TTL 64 Reply from 192 168 2 1 bytes 32 time 1ms TTL 64 Ping statistics for 192 168 2 1 Packets Sent 4 Received 4 Lost 0 0 loss Approximate round trip times in milli seconds Minimum ims Maximum 3ms Average E C gt Figure 13 Testing a network connection with ping It is also possible to use the special switch setting 999 in the above procedure With this setting the IP address is still forced to 192 168 100 100 but the A500 proceeds to boot any installed application code after the POST However if there is a large version incompatibility between the embedded application and the PSI Diagnostic host the host may not be able to communicate to allow a new code download The boot state however as accessed using the 888 setti
21. e 6 A500 R5T5 G case side and plan views Dimensions mm A500 User Manual A500 UM 090115 Page 18 of 61 PSI System Controls and Diagnostics LCD DISPLAY FIBER OPTIC TX RX OPTIONS O a 0000000000 i 4000000000 o o FIBER OPTIC TX light gray 482 6 FIBER OPTIC RX dark gray 19 24VDC POWER IN ETHERNET ADDRESS SELECTOR SWITCHES 3 COUNTER CONNECTORS 10 RESET GATE CONNECTORS 4 STATUS LEDs M4 GROUND LUG Figure 7 A500 R5T5 GC chassis front and rear panels Five fiber optic loop ports rx tx pairs Ten additional fiber optic channels which can be five rx tx pairs R5T5 option ten rx RIO option or ten tx T10 option Four gate inputs and ten fast scaler inputs Dimensions mm A500 User Manual A500 UM 090115 Page 19 of 61 PSI System Controls and Diagnostics 221 0 247 2 Figure 8 A500 R5T5 GC case side and plan views Dimensions mm A500 User Manual A500 UM 090115 Page 20 of 61 PSI System Controls and Diagnostics 8 Installation 8 1 Mounting The A500 is intended for mounting in a 19 rack It can be used free standing on a table top if required The mounting position should allow sufficient access to connectors and cable bend radii Leave 100mm clearance at either end for mating connectors and cable radii The cooling fan must not be obstructed 8 2 Grounding and power supply A secure connection should be made using a ring lug from the M4 gr
22. eady to accept either boot program or code download command CONN Application program successfully loaded but devices attached to the FO loops have not been successfully connected IDLE All devices are connected and ready to accept commands RUN Running an application command pass through not possible but other commands may be accepted ERROR Error detected while in the RUN state FATAL Fatal hardware detected by POST communication possible with the A500 device if the Ethernet did not fail but no other functions allowed After a successful POST the boot loader enters the BOOT state and automatically downloads the host application stored in the FLASH program memory Once the program is successfully booted the state transitions to the Conn state waiting for devices to be discovered by the host and connected A special Ethernet switch combination is provided that will cause the A500 to stop at the Boot state Setting the three switches each to 8 will enable this feature and establish the default Ethernet address 192 168 100 100 A500 User Manual A500 UM 090115 Page 34 of 61 PSI System Controls and Diagnostics An application program can be downloaded in either the Boot state or the Idle state using the WIN32DLL command A500 DownloadApplication Applications can also be loaded from the PTC A500 Diagnostic Setup page A500 User Manual A500 UM 090115 Page 35 of 61 PSI System Controls and Di
23. fteen devices per loop A large fast FPGA handles all communications and a high speed floating point digital signal processor handles data manipulation Only the services necessary for the application run on the A500 in contrast to the typical situation on a PC so that a fast deterministic system can be implemented for real time data handling Cell controller board Communication DC DC Fibre optic loops converters 24VDC in Ethernet processor Network gt FPGA LCD Sharc DSP J Figure 16 A500 schematic architecture Bootloader code stored on a socketed flash memory device is executed on power up This executes a power on self test POST of the whole device The results are displayed on the LCD The A500 then waits for a message from the host which can either be a command to download new application code or to boot from a selection of one or more resident application A500 User Manual A500 UM 090115 Page 31 of 61 PSI System Controls and Diagnostics programs The application programs are stored in the application code flash and are loaded into SRAM for execution Non volatile RAM NVR is available to persist application data for example in event of a power failure Ethernet port Reset I O port Se go button 24 V in LEDS LCD connector Fiber optic comms poris fiber optic board connector Figure 17 A500 cell controller board with RCM3200
24. gate counter provides the same function as the gate option board and adds a ten channel pulse scaler facility The pulse inputs are designed to detect NIM standard double height fast logic pulses 1 6 V 5 nsec duration The input impedance is 50 ohms so the nominal input drive current is 32 mA 16 2 Circuit description The incoming signals negative going are terminated in 50 ohms and sent to one input of a fast comparator The other input of the comparator is set to threshold voltage by a buffered voltage divider The nominal threshold setting is 0 45 V and this is common to all ten inputs The comparator outputs are connected to a dedicated FPGA which provides ten parallel 32 bit counters This communicates with the cell controller over multiple serial interfaces When the cell controller asserts a control line all ten counters are zeroed and start to acquire data When the selected integration time is reached the gate counter FPGA interrupts the cell controller DSP which executes a readout sequence The counter contents are copied and latched and the counters are reset There is no interruption to the counting The cell controller reads the counts over the serial data lines in the background The minimum integration time is 100 usec There is no upper limit but you must not risk counter overflow so a maximum of 60 sec is recommended The maximum count is 2 32 or about 4 3e9 counts In general you should choose integration times tha
25. l CORWeCIOQS eter ge E EU p e EHE ER tev GS e E d nee duos 37 Power IA PW ak ao poa ici ta ii rye ehh ir e eee reda 37 Ground lug eere te me et tere gionem eem ted eet 37 EtherNet communications A 38 Controls and Indicators Front p nelcontrols cs ti e tt e e e tre ete Ro e tte ette s eet 39 Rear panel controls o re dd tien 39 INSERERE EEUU IP M EM 39 HOA ETE 42 Watchdog aud ER 43 i Gate Option Board M M MN eau wen c 45 A500 User Manual A500 UM 090115 Page 3 of 61 PSI System Controls and Diagnostics Operation of the Gate Function Using the PTC Diagnostic eese oaaoonoonnoonoonasonooooooonooonoon 45 Gate Counter Option Board eere e eee eee e eee esee esee ee sete senses toss toss ense ease ta seta sense ense sa se ses sess ense ense esse esse essees se 7 QUA EE 47 Circutt descFiptlon e aen RE ODE RE D Eat e DR IE e 47 Operation of the Counter Function Using the PTC Diagnostic eese eene eene 46 Fault finding es IZ eeecececececececececececececececececececee eeecececececececesecececececececececececee H Maintenance eeeeee esee eee eee enue eeesecocececececesecececececececececececee eeececocececececececececececececececececee
26. n aid cc 21 Grounding and power supply esses esee entente then tnet eene trennt teint tnsn nitent enne tn enne tet ne enne trennen enne nenn nen 21 System Connel Onsa na ete RW eko eue D oreet pecore er eere eee eee ween Red RR de 22 Network connection ette tetro e de a on ee o br rr ere te E dans ERI RP iere ee SPee oks 24 IP ddress assignmentuin ias e ide ope re bone eh rte Sees Ee tare EE Re ee dou np e esee irre regn 25 Getting Started using the PSI Diagnostic Program 4 eeeee esee esee ee eene eese ense en etna etas esas eso sese sese sse ense ense en sees se ZO Installing and running the PSI Diagnostic Program eee esee eet tete rentre nre ene 28 A FunctiOnal OVERVICW A RPDMNS ik Cell controla tdt dla 31 A500 User Manual A500 UM 090115 Page 2 of 61 PSI System Controls and Diagnostics EXDABSIOTS ie edes do he estt ete ens eb ette epike d dee e e eot te e oreet eee es en ede teens tre dep d dise ne 32 State MACHINE oie S ihe E e ta tm ke p LM ea Le eM EE ess la lr e e a S ea Le ds 33 NA O PPAR OO Front panel connectors E eng tease its abeeat sande sabes levaces inns E A E E E A A ENTES 36 Optical gate IM PUE sists ee ere toe epe d io ee eee beatin eoi tet oes 36 Additional fiber optic ports eni ee et ace o p t er EUR e tiere dro 36 Optional gate inputs 5r eere deeem eom fte eden 37 Optional fast scaler puts casi REED Sube Reseau dS 37 Rear pane
27. n is made A500 User Manual A500 UM 090115 Page 38 of 61 PSI System Controls and Diagnostics 12 Controls and Indicators 12 1 Front panel controls None 12 2 Rear panel controls e 00000000000 00000000 0000 ole la Ek ADDRESS SELECTOR SWITCHES 3 RESET IE O Figure 20 Portion of the rear panel showing controls 12 2 1 Reset button Momentary push button to reset the cell controller board FPGA and DSP The A500 will reboot when the switch is pressed 12 2 2 IP address selector switches Three ten position rotary switch setting the last three digits of the IP address Digits indicate the last eight bits of the full IP address Allowed values for IP addresses are 001 to 254 The switches are read at boot up only Two special codes are available outside the normal IP address range which cause special bootup behaviour 888 The A500 will go through the POST but then halts in the boot state The IP address is forced to 192 168 100 100 999 The A500 will go through the POST and launch the installed firmware The IP address is forced to 192 168 100 100 A500 User Manual A500 UM 090115 Page 39 of 61 PSI System Controls and Diagnostics 12 3 Front panel indicators 12 3 4 LCD 2 x 40 character alphanumeric display for showing A500 status loop status and power up self test POST information See section
28. nal fast scaler inputs Ten Lemo 00 coax sockets for gate input signals 50 ohm terminated Double amplitude NIM levels 32 mA to give 1 6 V in 50 ohms Minimum signal amplitude to Center pin signal screen ground GC option only 1 3 5 7 9 2 4 6 8 10 11 2 Rear panel connectors 11 2 1 Power input 2 1 mm threaded jack To mate with Switchcraft S761K or equivalent Center pin 24VDC Outer OV 11 2 2 Ground lug M4 threaded stud To mate with M4 ring lug A500 User Manual A500 UM 090115 Page 37 of 61 PSI System Controls and Diagnostics 11 2 3 Ethernet communications RJ 45 female To mate with RJ 45 male on standard CATS eight way twisted pair network cable 1 8 Pin ID Function Note Patch cable Crossover cable 1 TX DI Transmit data White orange White green 2 TX DI Transmit data Orange white Green white 3 RX D24 Receive data White orange White orange 4 BI D3 Bidirectional data Not used by A500 Blue white Blue white 5 BI D3 Bidirectional data Not used by A500 White blue White blue 6 RX D2 Receive data Green white Orange white 7 BI D4 Bidirectional data Not used by A500 White brown White brown 8 BI D4 Bidirectional data Not used by A500 Brown white Brown white The A30 Ethernet processor supports Auto MDIX so the assignment of transmit and receive is altered as necessary when a connectio
29. nce of IP address to MAC ID In office networks the IP address is often assigned dynamically leased by a DHCP server when the device is connected The A500 is designed to work in stable controls networks however and is therefore intended to work with fixed IP addressing An IP address has the format xxx xxx xxx xxx where xxx is a decimal number from 0 to 255 representing a thirty two bit binary number The address is divided into a local network portion and overall internet portion by a network mask For example a mask of 255 255 255 0 divides the network universe into two parts The local network exposed by zeroes in the eight lowest bits of the mask has 256 addresses The highest is used for broadcast messages and the lowest to identify the network One other address is often reserved for a gateway Any data with an address outside the range exposed by the mask is routed to the gateway if it is defined for routing out onto the internet The A500 is shipped by default with local network address 192 168 100 xxx The final three numbers that specify the address within the local network are given by the setting of the three rear panel switches in the range 001 to 255 You can specify a different local network address at the time of order and the unit will be delivered with this preset for you However the A500 can be assigned any address using the following procedure 1 Set the rear panel address switches to 888 A500 User
30. ng should be accessible from all Diagnostic host versions A500 User Manual A500_UM_090115 Page 27 of 61 PSI System Controls and Diagnostics 9 Getting Started using the PSI Diagnostic Host Program The PSI Diagnostic is a stand alone program which allows you to read graph and log data from various front end devices and set all the important acquisition control parameters For some applications it may be adequate for all of your data acquisition needs 9 1 Installing and running the PSI Diagnostic Program Your A500 was shipped with a USB memory stick with the installation files you need We recommend that you copy the files into a directory on your host PC Check the Pyramid Technical Consultants Inc web site at www ptcusa com for the latest versions The program runs under the Microsoft Windows operating system with the 2 0 NET framework This has to be installed before the PSI Diagnostic Most new PCs have NET already installed It can be downloaded from the Microsoft web site at no charge or there is an installation file included on the USB memory stick Install the PSI Diagnostic by running the PTCDiagnosticSetup msi installer and following the screen prompts Once the program has installed you can run it at once It will allow you to connect to the A500 and depending upon your interface setup multiple additional devices at the same time The Diagnostic uses the concepts of ports and loops to organize the connected
31. ntegrity of the A500 The results are displayed on the LCD The following tests are performed in sequence Device Description Display Write the alphabet to the right hand portion of the display The user can verify that this occurs NVR The battery backed up non volatile RAM is given a non destructive test that writes different patterns to each locations and verifies the write Sequential values are also written to make sure that the value stays written No check of the actual battery persistence is made since this would require that the controller be powered off SRAM The external SRAM is checked by walking a bit through all memory locations and also by writing sequential values and verifying This is a destructive test and all memory is set to 0 upon completion FLASH The flash memory is tested first by examination of the factory sequence 0x20 and Ox17 that is found at location 0 of the FLASH The reserved POST block 63 is then used to write out a sequence of OXAAAA 0x5555 0x0000 and OxFFFF and an ascending sequence and read back This is a destructive test but is done on only the reserved segment Watchdog The watchdog is tested by first writing a special value to the NVR then by holding off the watchdog tickle so that the device resets If it resets the boot loader knows to vector right back to where it left off seamlessly testing the watchdog If it does not reset after a time out a POST error is flagged
32. o hundreds of meters long The cables terminations and the transmitter receiver ports on the A500 and the front end devices are color coded to aid connection Transmitter Light gray Receiver Dark gray To make the connections firstly ensure that the key on the free connector aligns with the keyway at the top of the socket on the A500 Slide home and then push gently against the spring A500 User Manual A500 UM 090115 Page 22 of 61 PSI System Controls and Diagnostics pressure before rotating the bayonet collar Do not force the connector If it does not appear to be inserting correctly the key is probably misaligned There is no constraint on the order in which devices are connected on the communication loops or which loop ports on the A500 they are connected to The Pyramid Technical Consultants Inc PSI Diagnostic host software and any user software that uses Pyramid DLLs will search all loop ports for devices The only thing you must do is ensure that each loop is completed back to the receiver on the A500 and that each device on a given loop has a unique address switch setting 1 to 15 The number of loops can be up to five or ten depending upon the A500 configuration and each loop can have up to 15 devices The more devices that are attached to the loop the more the data bandwidth has to be shared between the devices so in general it is useful to populate the five loops evenly if data rate is importan
33. ock 80 MHz External bus 20 MHz Floating point speed On chip memory 480 MFlops peak 320 Mflops sustained FIR algorithm 4 Mb x1 for program and data max 87Kb x48 program or 128Kb x32 data Operating system Analog Devices VDK real time Development environment External SRAM Analog Devices Visual DSP C version 4 5 8 Mb x 32 zero wait NVR 512 kb x 8 battery backed RAM Program memory 4 Mb x 16 flash Bootloader memory I O ports 512 kb x 8 demountable flash MW29W040B PLCC Two internal isolated serial parallel ports for expansion boards Display 2 x 40 character LCD Host communications Loop communications 10 100 Base T Ethernet UDP and TCP IP protocols Five fiber optic TX RX ports 10 Mbit sec Power input 24 VDC 2 V 500 mA A500 User Manual A500 UM 090115 Page 11 of 61 PSI System Controls and Diagnostics Case IU 19 rack mounting chassis Stainless steel with aluminium front panel Case protection rating The case is designed to rating IP43 protected against solid objects greater than 1mm in size protected against spraying water Weight 2 0 kg 4 4 Ib Operating environment Oto 35 C 15 to 25 C recommended to reduce drift and offset 70 humidity non condensing vibration 0 1g all axes 1 to 1000Hz Shipping and storage 10 to 50C environment 80 humidity
34. orts R5T5 Add mezzanine board with five additional fiber optic ports R10 Add mezzanine board with ten fiber optic receivers T10 Add mezzanine board with ten fiber optic transmitters G Add gate input board with four independent gate inputs GC Add gate counter board with four independent gate inputs and ten fast counter inputs A30 High throughput A30 Ethernet processor replaces standard RCM3200 processor Note The A30 became the standard Ethernet processor from November 2008 onwards and on all revision 3 A500s Upgrades are available Example A500 R5T5 GC A500 User Manual A500 with five additional fiber optic loop ports for a total of ten ports and a gate counter input board A500 UM 090115 Page 7 of 61 PSI System Controls and Diagnostics 4 Scope of Supply A500 model as specified in your order including mezzanine fiber optic boards and interface boards as necessary The first three blocks 24 most significant bits of the IP address can be specified at the time of order and the unit will be delivered with this preset The default if no specification is made is 192 168 100 USB memory stick containing User manual PSI Diagnostic software guide Software installation guide PSI diagnostic software files Optional items as specified in your order A500 User Manual A500 UM 090115 Page 8 of 61 PSI System Controls and Diagnostics 5 Optional Items 5 1 Power supplies PSU24
35. ound lug to local chassis potential 24 VDC power should be provided from a suitably rated power supply with the following minimum performance Output voltage 24 0 5 VDC Output current 500 mA minimum 2000 mA maximum Ripple and noise lt 100 mV pk pk 1 Hz to 1 MHz Line regulation lt 240 mV The A500 includes an internal automatically re setting PTC fuse rated at 1 1 A However the external supply should in no circumstances be rated higher than the A500 connector limit of 5 A and a maximum of 2 0 A is recommended A500 User Manual A500 UM 090115 Page 21 of 61 PSI System Controls and Diagnostics 8 3 System connection The A500 can form the heart of signal acquisition and control systems with a wide variety of configurations Refer to the document PSI OV 071023 Versatile Communications and Control for Scientific and Engineering Applications for more details of possible connection arrangements Figure 9 shows one possible configuration installation in schematic form for a relatively small system of seven devices on two loops In this example hardware gate signals are distributed by the A500 to some of the devices using the gate interface board Gate in Dev Gate out to device Dev Communication loop Gate out to device Network 24V in Communication loop Figure 9 Schematic example A500 installation showing gate distribution The fiber optic links can be up t
36. ounting Test with internal triggering Ensure correct trigger signal is present Very low count rate Increase integration period Use integration period appropriate to the anticipated count rate Incorrect pulse polarity Tee off and check levels with oscilloscope Use NIM standard fast logic pulses only A500 User Manual A500 UM 090115 Page 53 of 61 PSI System Controls and Diagnostics Count rate lower than expected Very high count rate giving pulse pileup losses Reduce count rate and check for correct readings Avoid average count rates 50 MHz Pulse height comparator feeding gate counter inputs incorrectly configured pulses too long Reduce count rate and check for correct readings Set up comparator to give pulse lengths in the 5 10 nsec range A500 User Manual A500 UM 090115 Page 54 of 61 PSI System Controls and Diagnostics 18 Maintenance The A500 does not require regular maintenance However if the unit is operating in an environment where there may be dust in the air you should check the fan filter for blockage periodically It is normally sufficient to clean the filter without opening the unit using a vacuum cleaner with small nozzle attachment The A500 is fitted with a 1 1 A automatically resetting positive temperature coefficient PTC fuse in the 24 VDC input No user intervention is
37. rameters defined on the setup sub tab If the trigger mode is Internal acquisition will start immediately The measuring LED goes green when a measurement is in progress The triggering LED goes green when a trigger is in present Abort Stops the acquisition sequence in progress Cycle The number of times the Diagnostic will execute the programmed acquisition sequence Integration number Time since start The number of the integration in progress since the last initiate Integration number x integration period Channel n The counts in channel n at the most recent read Check the Display Rate option to display in Hz Y range Vertical scaling of the graphic X time Horizontal time resolution of the graphic and the data buffer A500 User Manual A500 UM 090115 Page 50 of 61 PSI System Controls and Diagnostics kB buffer The proportion of the Diagnostic data buffer that has been consumed Clr Clear the Diagnostic data buffer File Save the current data buffer contents to csv file All ten channels are recorded Couple DC or AC coupling of the data as displayed recorded data Generally DC coupling is appropriate but AC coupling may be useful if you are looking for changes in count rate against a large offset Mode You can display the data as a strip chart or histogram The strip chart can also be displayed in differential mode the difference between succes
38. rdware FPGA revision firmware Rev 1 Rev 2 1 9 4 15 2 6 18 RCM3200 3 3 0 0 2 Rev 2 1 11 5 06 2 7 38 A30 5 4 0 0 2 Rev 3 1 11 5 06 2 7 38 A30 5 4 0 0 2 A500 User Manual A500_UM_090115 Page 59 of 61 PSI System Controls and Diagnostics 23 Declaration of Conformity Declaration of Conformity Issued by Pyramid Technical Consultants Inc 1050 Waltham Street Suite 200 Lexington MA 02421 USA The undersigned hereby declares on behalf of Pyramid Technical Consultants Inc that the referenced product conforms to the provisions as listed Product A500 Real time Controller Year of initial manufacture 2007 Applicable Directives 73 23 EEC Low Voltage Directive Laws for electrical equipment within certain voltage limits 89 336 EEC EMC Directive Laws relating to electromagnetic compatibility Applicable Standards IEC 610101 2002 2nd Edition UL 61010 1 2004 EN 61326 1997 A1 1998 A2 2001 EN 55011 1998 A2 2002 EN 61000 6 2 2001 Electromagnetic Compatibility Generic Standard Immunity for Industrial Environments Issuing Agencies Safety TUV Rheinland North America 12 Commerce Rd Newton CT 06470 USA EMC TUV Rheinland North America 12 Commerce Rd Newton CT 06470 USA Applicable Markings TUV FCC CE Authorized by 5 A President Pyramid Technical Consultants Inc mn ki san Date Jan 31 AO 6 E The Technical Construction File required by these Directives a
39. re maintained at the offices of Pyramid Technical Consultants Inc 1050 Waltham Street Suite 200 Lexington MA USA A copy of this file is available within the EU at the offices of Pyramid Technical Consultants Europe Ltd 2 Chanctonbury View Henfield BNS 9TW United Kingdom A500 User Manual A500 UM 090115 Page 60 of 61 PSI System Controls and Diagnostics 24 User Manual Revision History The release date of a Pyramid Technical Consultants Inc user manual can be determined from the document file name where it is encoded yymmdd For example B10 UM 080105 would be a B10 manual released on 5 January 2008 Version Changes A500 UM 080122 First general release A500 UM 081202 Changed IP assignment procedure to use 888 switch setting A500 UM 090108 Corrected errors in labeling rx and tx in figures throughout Corrected counter depth specification to 32 bits Added section on gate option board Added section on gate counter option board Added section on hardware versions Added section on firmware compatibility Added section on user manual revision history A500 UM 090115 Added information on Auto MDIX capability of A30 A500 User Manual A500 UM 090115 Page 61 of 61
40. rs will illuminate in the visible red light The Trigger LEDs on the setup screen also illuminate when a signal is seen on the corresponding input A500 User Manual A500 UM 090115 Page 45 of 61 PSI System Controls and Diagnostics A500 192 168 2 3 100 a x Data Setup Gate Configuration Scaler Configuration Gate InA Gate In B Integration Period Counter Counter Py V Fiber T Fiber 1 I Fiber 2 Fiber 2 Sanger I Fiber 3 I Fiber 3 T Fiber 4 Fiber 4 T I Fiber 5 Iv Fiber 5 Triaaer Polarity Trigger Y Trigger Y 9 i C y r Gate In C Gate In D Trigger Points Counter F Counter ma I Fiber 1 Fiber 1 a LA T Fiber 2 Fiber 2 I Fiber 3 f Fiber 3 I Fiber 4 Fiber 4 T Fiber 5 Fiber 5 Trigger Y Trigger Q Last Error Figure 23 Gate signal distribution setup example TTL signal in 09000 Fiber optic signals out 0006000606 0000000000 Figure 24 Illustration of gate trigger signal distribution example for input 2 B as shown in the screenshot above A500 User Manual A500 UM 090115 Page 46 of 61 PSI System Controls and Diagnostics 16 Gate Counter Option Board 16 1 Overview The gate counter is a full size I O board which connects to both expansion port connectors of the cell controller board It is logically connected on port 1 JPR B3 on bank 2 on the cell controller is fitted to identify the board The
41. rt for FPGA code download 21 2 Ethernet Processor The Ethernet processor handles all Ethernet communication and provides the isolated electrical interface on a standard RJ 45 connector The Ethernet processor is a small mezzanine board that fits to the cell controller board on header connectors The A500 can be fitted with two types of Ethernet processor the RCM3200 from Rabbit Semiconductor or the A30 from Pyramid Technical Consultants Inc The A30 was developed to provide a throughput improvement over the RCM3200 specifically for the UDP messaging used by the A500 The A30 supports Auto MDIX medium dependent interface crossover which is to say that it will connect using a non crossover or a crossover cable The detection and configuration is done automatically during the initial negotiation of the Ethernet connection The A30 is standard on revision 3 A500 hardware It can be fitted to rev 2 units but zero ohm resistor networks must be installed RN3 4 5 This requires specialist work on the unit If you want an A30 upgrade to a revision 2 unit please contact your supplier or Pyramid Technical Consultants Inc A500 User Manual A500 UM 090115 Page 58 of 61 PSI System Controls and Diagnostics 22 Firmware Compatibility Recommended combinations are highlighted in bold A500 cell AS00 boot A500 device A500 FPGA Ethernet processor GC option board controller PROM code ha
42. sive readings is plotted Run This control enables data recording by the Diagnostic It does not A500 User Manual affect the acquisition at the A500 level A500 UM 090115 Page 51 of 61 PSI System Controls and Diagnostics 17 Fault finding Symptom Possible Cause Confirmation Solution No characters on the LCD on power up Unit failed to boot No communications possible status LED not blinking Power cycle If unit still does not boot contact your supplier A500 runs normally but no LCD display LCD failed or disconnected Arrange service for the A500 Unable to establish Ethernet connection Incorrect IP address Unable to ping A500 at the expected address Set correct IP address Another device has the same address Ensure all devices in your LAN have unique addresses Wrong type of network cable RCM3200 Ethernet processor only Check cable should be patch cable for connection to a hub Use correct cable Unable to connect with a direct PC to A500 link Wrong type of network cable RCM3200 Ethernet processor only Check cable should be a crossover cable for a direct connection Use correct cable Unable to connect from the PSI Diagnostic host Another instance of the Diagnostic may already be running on your network Run one host program only Looped devices not detected Fiber optic cables interchanged
43. t The type of front end device affects the amount of data it generates so this must also be taken into consideration too Up to five R5T5 option or ten T10 option direct gate output lines can be derived from up to four gate input signals If the devices to be gated or triggered are remote from the A500 and if they all require the same gate trigger signal it may be more convenient for cabling to run a single fiber optic over the long cable run then fan out the signal near the target devices The Pyramid Technical Consultants Inc X14 device provides a one to four fanout for this purpose Figure 10 illustrates some other system architecture options One loop of six devices is shown but each of these devices has a fast data stream output direct to the A500 This capability is provided by the D100 pulse processing device for example Up to ten devices of this type can be attached to one A500 through the ten channel fiber optic receiver board option 10R Slower data such as configuration parameters is passed over the communication loop A second loop port is used to communicate peer to peer with another A500 A500 User Manual A500 UM 090115 Page 23 of 61 PSI System Controls and Diagnostics Direct data streams Network Communication loop 24V in Link to another A500 Dev Figure 10 Schematic example A500 installation showing fast data stream links and peer to peer connection to another A500 8
44. t will give a few hundred counts for typical anticipated rates so as to achieve a reasonable compromise between time resolution and counting statistics In any integration readout there is a resolution of 5 individual counts However no individual counts are lost so this quickly becomes negligible over multiple integrations As an example say there was a constant input of 30 kHz and 100 usec integrations The expected count in each integration would thus be 3 The reported counts would be 0 5 5 10 15 15 20 etc Generally such low counts should be avoided however by using appropriate integration periods because the otherwise the counting statistics are poor A500 User Manual A500 UM 090115 Page 47 of 61 PSI System Controls and Diagnostics Vref P1 4 gt n 50R a i EVA H a pU Data out to cell controller Ho NU Data in from cell controller FPGA H N Control lines H NA has H m Nu NU H vA vP10 8 i Figure 24 Counter circuit simplified schematic 16 3 Operation of the Counter Function Using the PTC Diagnostic The PSI Diagnostic host program allows you to try out the counter inputs Figure 25 shows the setup tab arranged so that the counters are triggered by a positive going edge on gate input 3 C The counters will be read out 100 times in continuous succession with individual integration
45. th the appropriate equipment and training The unit is designed to support devices making measurements in Measurement Category I as defined in the standard It may also make such measurements directly depending upon I O options that are installed The unit must not be operated unless correctly assembled in its case Only Service Personnel as defined in EN61010 1 should attempt to work on the disassembled unit and then only under specific instruction from Pyramid Technical Consultants The unit is designed to operate from 24VDC power with a maximum current requirement of 500mA A suitably rated power supply module is available as an option Users who make their own power provision should ensure that the supply cannot source more than 2000mA A safety ground must be securely connected to the ground lug on the case Some of the following symbols may be displayed on the unit and have the indicated meanings A500 User Manual A500 UM 090115 Page 5 of 61 PSI System Controls and Diagnostics Direct current Earth ground terminal Protective conductor terminal Frame or chassis terminal Equipotentiality Supply ON Supply OFF CAUTION RISK OF ELECTRIC SHOCK CAUTION RISK OF DANGER REFER TO MANUAL PPO E Oe A500 User Manual A500_UM_090115 Page 6 of 61 PSI System Controls and Diagnostics 3 Models A500 Realtime controller with five fiber optic loop p
46. the programmed number of integrations is complete or the gate input falls rises again in which case the sequence terminates after the integration in progress Readings continue until the defined number of triggers is reached or the abort message is received The number of trigger points can be set to INFinite in which case the counting will continue indefinitely until halted by an Abort command from the host The data tab allows you to initiate and abort acquisitions and view the counter contents You can display the values as the counts in each channel or the rate in Hz in each channel A500 User Manual A500 UM 090115 Page 49 of 61 PSI System Controls and Diagnostics 4 PSI Loop Diagnostic v3 17 40000 30000 20000 10000 Initiate Cycle 100 Measuring Triggering Channel 2 ES CEN Channel 3 x ti Channel 4 Integration Number Time Since Start cm Channel 5 a d Channel 6 Hon Channel 7 s Channels MENN Channel 9 er Channel 10 zz mmi Display Rate kB Buffer Last Emor 448 40 AM Sc asi Error 4 40 25 AM start E Windows Live A PSI Loop Diag 13 Inbox Microso CJ Pyramid PSI Apps Bil windows Task GETCONFIGURATIONSYSTEM 915 TagError U B 3S GOWyL 2 A Figure 26 Counter data screen Initiate Set up the A500 R5T5 GC to acquire counts upon receiving a trigger using the pa
47. trigger then it can be convenient for cabling to take only a single trigger line from the A500 and use a trigger fanout unit such as the X14 local to the devices In addition to driving fiber optic transmitters any of the TTL inputs can be selected to be a trigger for the counters in the gate counter board see next section 16 There are no constraints on the permutations of input to fiber optic output and counter trigger mapping The latency for a signal to be passed from a TTL input to a fiber optic output is about 50 nsec The latency from the TTL input to the response of a fiber optic receiver in a remote device is about 200 nsec as a result of the rise times of the fiber optic transmitter and receivers The further time for the remote device to capture the required data will depend upon the details of its particular measurement process of course 15 2 Operation of the Gate Function Using the PTC Diagnostic The PSI Diagnostic host program allows you to try out the gate input features Figure 23 shows the setup tab where the gate trigger distribution logic can be set up In the example shown trigger signals arriving at the gate input 1 also labeled A are used to drive the first fiber optic transmitter only and gate input 2 B is used to drive transmitters 2 4 and 5 in parallel Figure 24 shows the second situation graphically You can in fact test the setup if you provide a DC level at a particular input as the selected output transmitte
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