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Model 9046 Intelligent Temperature Scanner User`s Manual August

1. k Rx Rx TWISTED TOGETHER GREEN _ WHITE ORANGE DI B x4 10BASET ORANGE _ C x _ e ea E TRIG REF F 9046 G GND ort i S qn EG J Rx OPTIONAL K L M WHITE GREEN 4 N Rx Nu p PWR RIN ZEE OO L AC KO M BS R NO 20 g 12345678 RJ45 CONNECTOR e e EN EN FOR 10BASE T CH 5 AO K To Rx Rx SOLDER CUP SIDE FOR CABLE NOTES 1 WIRE COLORS REFLECT STANDARD RJ45 WIRE ASSIGNMENTS 2 10BASE T SIGNAL WIRES SHOULD MEET CATAGORY 3 OR HIGHER SPECIFICATIONS 3 POWER AND POWER RETURN CONDUCTORS ARE RECOMMENDED TO BE 18 OR 20 AWG Model 9046 Ethernet Interface Cable P N 9080 Page 64 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual PS NETWORK 9046 HARDWARE 09 49 15KPTO F 26 10 35109 09 48 1415P WHITE ORANGE s di C c amp A A Rx M WHITE GREEN vr G D p RGN E Uro e TRIG REF R R 24VDC P p 24V RIN Model 9046 Ethernet Interface Cable P N 9080 Page 65 www PressureSystems com Pressure Systems Inc 34 Research Drive Hampton VA 23666 USA Phone 757 865 1243 Toll Free 800 328 3665 Fax 757 865 8744 E mail sales PressureSystems com
2. This sub command sets additional options that cause an already defined stream to deliver a specific prefix and or other groups of data to the host By default only the Primary Transducer i e Temperature Resistance E U data and no prefix are delivered for the channels and format currently specified by the pre requisite c 00 sub command for that stream Command c 05 st bbbb c is the operation code 05 is the sub command index ii for Select Prefix Data Groups sf is the stream id digit 1 2 or 3 only bbbb is a hex option field bit map to select which prefix data group options will be returned in the data stream see table below NOTE all parameters are separated by a space character Response A or Nxx A for acknowledge N for negative acknowledge error code xx Description If this sub command is never executed for a particular stream then Primary Transducer i e Temperature Resistance EU Data are delivered by default in that stream following the fixed format binary header tssss as described by the 01 sub commana However this sub command may also delete these default data from a stream by not specifying them as well as add other selected acquired data groups to a stream by specifying them The bit map values shown in the following table may be added together to specify all the actual data groups that will be delivered in eac
3. EU values are returned 10 times second regardless of filter n value Page 18 www PressureSystems com Pressure Systems Inc The following example sets channel 1 EU filter parameter to 10 Command v00152 10 Normal A Response Error NO8 Page 19 Model 9046 User s Manual www PressureSystems com Pressure Systems Inc 2 11 Read EU Filter Parameter Model 9046 User s Manual The EU filter parameter can be read for an individual channel using the u command with coefficient index number 52 hex The following example reads the EU filter parameter for channel 1 Command u00152 Normal 10 filter value n 10 Normal Response Error N08 Page 20 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 3 0 Calibration Calibration consists of offset correction Implement offset correction automatically calculate and set offset coefficient on a per channel basis using the h command Accurately measure the temperature of the select thermocouple sensor for use in the offset correction calibration When input to the h command the appropriate offset coefficient is calculated and applied to the selected sensor channel This value is initially stored in volatile memory The offset coefficient is manually accessible via the v and u commands with coefficient index 00 The w07 command commits all of the aforeme
4. PSI develops manufactures and services level and pressure measuring instruments where the highest level of traceable accuracy is required for aerospace industrial municipal and environmental applications Our products have become the world standard for electronic level and pressure measurement and scanning We are committed to the highest quality design manufacture and support of level and pressure instrumentation that is in the best interest of our customers PSI is an ISO 9001 2000 certified company Our Warranty Pressure Systems Inc warrants NetScanner System products to be free of defects in material and workmanship under normal use and service for one 1 year Technical Support Monday through Friday during normal working hours 7 30 am through 5 30 pm Eastern time knowledgeable personnel are available for assistance and troubleshooting Contact the Applications Support Group or the Customer Services Department at Pressure Systems 757 865 1243 or toll free 1 800 328 3665 if your scanner is not operating properly or if you have questions concerning any of our products E mail assistance is available by contacting Applications PressureSystems com Merchandise Return Procedures If your scanner needs to be returned to Pressure Systems obtain a Returned Merchandise Authorization RMA from the Customer Service Department Be prepared to supply the following information when requesting the RMA Part number Serial n
5. first by upper case letters then by lower case letters A unique TCP connection must be established between the host computer and the Model 9046 module before such commands can be sent to the module Finally there are a few special UDP IP commands listed that can be sent to a Model 9046 module without a valid TCP connection having to be established These commands can be sent even if the module currently has no TCP address assigned to it The 9046 module can actually make two 2 separate measurements for each of its 16 channels The first is called the Primary Transducer datum For modules configured as Thermocouple TC RTD or Thermistor Sensor Types this datum will be the temperature measurement from a particular channel s active external junction or transducer This datum is available in engineering units E U of Centigrade or Fahrenheit degrees C or F raw A D counts 32768 to 32767 or volts 5 to 5 For Resistance Sensor Types this E U datum is in ohms instead of degrees and is available in raw counts or volts too The second data measurement available from each channel is called the Other Transducer datum For Thermocouple TC Sensor Types this datum measures the Uniform Temperature Reference UTR junction just inside the module Its E U temperature value is also in C or F For all other Sensor Types this other datum measures the Source Voltage an intermediate measurement used in calculating the Primary Tran
6. prefix to any configured stream control up to three autonomous data streams in each module See the similar note after the description of the c 00 sub command below for the default contents of each stream that NUSS configures automatically for each Model 9046 module When you use the NUSS Run function you unleash these streams which are then processed by and displayed on the Run form s data fields Note that only the EU data is displayed by default Other voltage and A D count data items are acquired whether or not they are displayed but can be displayed on a per channel basis via several pop up forms that appear if you click a channel s units or name field Note After changing any of module s transducer Sensor Types or any Run form display formats you must use the Forget function on module s Context menu before you can see the results of the change ES NUSS uses various forms of the c command to configure and Note Page 42 www PressureSystems com Pressure Systems Inc E Sue Page 43 Model 9046 User s Manual When using a module s hardware trigger inputs to synchronize data stream outputs the frequency of the trigger source should be no more than 200Hz even if the requested output is 100Hz or less Because the default Scans Per Average option is set to 64 default in a Model 9046 only a 10Hz scan rate is normally achievable however unless the Scans Per Average option is reduced www
7. Access Control The following network components are installed Client for Microsoft Networks Dial Up Adapter 4 TCP IP gt Intel R PRO 100 VE Network Connection Remove Properties Primary Network Logon Client for Microsoft Networks File and Print Sharing Description Figure 2 1 Network Dialog Box 2 Using the scroll bar scroll down to the TCP IP entry for the Ethernet interface in use by the PC Select this item and then click the Properties box The screen that follows should appear Page 6 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual TCP IP Properties Figure 2 2 TCP IP Properties Dialog Box Be sure to record the subnet mask addressing settings prior to Note changing them to the values shown to facilitate restoring the computer to its previous network configuration 3 Move the cursor to the IP address and change it to the one shown Do this also for the subnet mask Click OK 4 In order to put the change in effect re boot the PC if prompted to do so Page 7 www PressureSystems com Pressure Systems Inc 2 3 Module Connection Model 9046 User s Manual The module must now be connected to the PC via the 9IFC interface Connect the cables as shown in Cable Connections N2 AIR SUPPLY PRESSURE 80 125 psi 560 860 kPA FOR ON LINE REZERO CAL J O PRESSU
8. Enable Primary Transducer Temperature Resistance Voltages Enable UTR Temperature Other EU Data aC Enable UTR Temperature Other A D Counts Enable UTR Temperature Other Voltages Any UTR Alarm Status Prefix datum is delivered as a two byte binary bit map 16 bit big endian with each bit representing the status of UTR channel 16 through UTR channel 1 respectively A bit value of 0 zero indicates the UTR is operating within its specified limits A value of 1 one indicates the UTR is outside its specified limits i e in alarm To be in alarm the channel s UTR datum value has to deviate from the average of the UTR data values of all the TC channels by an amount greater than a specified set point in GC Page 58 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual The above example indicates that Channels 1 and 16 are in alarm Example Configure stream 1 to return UTR Thermal Alarm Status prefix field and all the UTR Temperature Other E U data Exclude the Primary Transducer Temperature Resistance E U Data c 05 1 0082 Read response A If or when stream 1 is subsequently enabled data groups in that stream with the owest bit numbers table positions selected are delivered first In this example bbbb 0082 the UTR Temperature Status binary prefix datum would be first and then all the specified UTR Temp
9. Options Transducer Options Other Options All Reports Net Xdcr Other Barometer LEN Associate LRN s Forget Figure 2 6 Configure gt Network Options Pulldown Menu Network Options of Single Module l r 9046 1376 Scanner IP Address NEM Subnet Mask v Non Volatile Poot ENT TCP Connect Port 9000 Include All Fields HEN vou UDP Br Reset r IP Adrs Resol Resp Prefix Disabled Static Disabled Enabled Dynamic Enabled Orig Enabled Options are Normal black or Change Reset Only blue or NUSS affected green see ToolT ips Figure 2 7 Network Options Dialog Box Page 12 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 Set the subnet mask and IP address if they are not correct e IP Address use the address called for by the system e Set the subnet mask to 255 255 255 0 e Verify that the TCP Connect Port Listen Port is set to 9000 6 Click on the Save button The window at the bottom of the Network Options Dialog Box will indicate whether the operation was successful If the information is not received check to see that the address was entered correctly Clicking Save puts the new addresses in the module s EEPROM Note but they will not be active until the module is re booted or the power is removed and re applied 7 Click the Exit button Right click on the module icon and select Dis
10. PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 1 Command c Sub command Index 00 Configure a Host Delivery Stream This sub command is used to configure the principle parameters of each of the three possible concurrent host delivery streams one at a time Following this configuration phase the particular stream 1 2 or 3 or all streams 0 may be started stopped altered or undefined with other sub commands This sub command s format is Command c 00 st pppp sync per f num c is the operation code 00 is the sub command index ii for configuration st is the stream id digit 1 2 or 3 pppp is a 1 4 hex digit position field channel selection bit map sync is sync type character 0 hardware trigger or 1 clock per is the period if sync 0 of trigger periods or if sync 1 delay timer period in msec f is the format of each acquired datum in stream num is the number of scans delivered in the stream O unbounded gt 0 bounded NOTE all parameters are separated by a space character Response A or Nxx A for acknowledge N for negative acknowledge error code xx Autonomous none generated until Stream Start sub command Packet Description Configures a particular stream st to deliver data scans autonomously to the host with each scan containing selected acquired data for the channels specified The chann
11. Transducer Temperature Resistance data in E U www PressureSystems com Pressure Systems Inc E Sue Page 48 Model 9046 User s Manual NUSS automatically creates a default Run State 0 for every module that uses its Run function This run state uses the above sub command to configure three 3 unbounded autonomous data streams that the module will deliver concurrently at various rates to the host Stream 1 contains Primary Transducer E U data Temperature Resistance only for every channel and repeats every 1 2 second Stream 2 contain a Thermal Alarm Prefix and Primary Transducer Counts and Volts data for every channel and repeats every 2 seconds Stream 3 contains Other UTR Source Voltage Transducer data in E U Counts and Volts for every channel and repeats every 7 5 seconds The Run function will acquire all the data defined in the Run State but will display only the data in the arriving streams that match the form s currently configured Display requirements called its Display Set If a user requires other stream contents or rates these can be configured as Run States 1 9 using the NUSS Run State Editor Any run state can be assigned to the Run form of each module www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 2 Command c Sub command Index 01 Start Stream s This sub command is used to start the delivery of any previously configured host stream in a
12. a fractional part e g 99998 1234 For the special b command only these values may be scaled down e g 99998 1 may be 999 981 Page 31 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual The individual description of each command follows immediately Each command has a functional title and operation code followed by a short text description Next there is a formal definition of the command format and its response followed by a more detailed text discussion The description ends with examples and a NUSS Note an indication how the NUSS application program of PSI utilizes this command or provides an easier to operate function that is a viable alternative to sending commands manually Page 32 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 2 No Operation Command A Purpose This command has no internal module effect It is used as a simple method to verify proper communications to the Model 9046 module Command RAS A is the operation code Response A or Nxx A for acknowledge N for negative acknowledge error code xx Description This command is generally used as a simple NOP mechanism to verify proper communications with a module Example Command module to acknowledge module power on A Read following response A to open a unique TCP Socket for communicating with the module It uses the command to determine if the
13. delivery streams and divide the module s channels between them Channels 1 4 must be delivered to host as fast as possible channels 5 8 may be delivered at half that rate while the remaining channels 9 16 are delivered at half the previous rate All streams are generated continuously without bound and synchronized with the internal clock at 100 msec 200 msec and 400 msec periods respectively Data are requested in single precision binary big endian IEEE float format 7 This is the module s most efficient native format c 00 1 000F 1 100 7 0 c 00 2 00F0 1 200 7 0 c 00 3 FF00 1 400 7 0 Read response Page 46 www PressureSystems com Pressure Systems Inc A A A Example 2 Model 9046 User s Manual To similarly acquire data at relative rates 1 2 and 4 using a periodic hardware trigger assumed to also cycle periodically at some practical adjustable rate enter the commands c 00 1 000F 0 1 7 0 c 00200F00270 c 00 3 FF00 0 4 7 0 Read responses A A A E Sue Page 47 The type of data also called the Data Group delivered by default for each specified channel when the streams are started is from the Primary Transducer i e Temperature Resistance in E U unless sub command 05 is subsequently executed before the stream is started to select other Data Groups and or a UTR Alarm State Prefix in each stream The 05 sub command can also de select the default Primary
14. endian respectively Description This sub command starts a particular specified host stream sf 1 3 or starts all configured host streams with a single command st 0 Each autonomous host stream scan begins with a 5 byte fixed format binary data header fssss The first byte t identifies the host stream while a 32 bit unsigned binary big endian sequence number ssss completes the header This sequence number will start at one 1 for the first scan returned by a stream and increment for each other returned scan of that stream In the case of an unbounded data stream the sequence number may overflow the maximum permissible 32 bit integer value If this occurs the sequence number value will wrap around to zero 0 following the largest 32 bit unsigned value 4294967295 and then continue to increment by one for each returned scan The sequence number field is intended to provide a mechanism for host software to ensure that host data stream scans are processed or stored in the order in which they were obtained by the Page 49 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual module Each of the three possible host streams will report its own unique sequence number Note that if a previously stopped data stream is restarted the returned sequence numbers will resume with the next number at the point of the stream s termination The sequence numbers will restart at one 1 only if the streams are reco
15. module If the stream started is unbounded then it will be necessary to use the Stop Stream sub command to stop it Otherwise a bounded stream will end automatically if a finite number of scans has been specified for it This sub command may also be used to resume a previously stopped host stream that has not transmitted all requested data scans The sub command s format is Command c 01 st c is the operation code 01 is the sub command index ii for Start Stream s st is the stream id digit 1 2 or 3 or O all streams NOTE all parameters are separated by a space character Response A or Nxx A for acknowledge N for negative acknowledge error code xx Autonomo tssss pp dddd dddd us Packet t is a 1 byte binary 8 bit value identifying the stream number 1 3 ssss is a 4 byte binary integer 32 bit big endian scan sequence number Optional binary status may follow the sequence number See 05 sub command pp is an optional 2 byte binary 16 bit big endian UTR Thermal Alarm Bit Map one bit per channel 16 1 left to right 1 in alarm O not in alarm dddd are the acquired datum values for each selected channel of each selected group in the selected format Each formatted datum is a 9 13 or 17 byte ASCII string with one or more leading space characters except the binary formats f 7 or 8 which are contiguous 4 byte IEEE floats in big or little
16. module is currently adding a size prefix or not to each command response or stream NUSS always operates the module with this prefix enabled and restores the module to its original prefix state when it exits and disconnects each connected module from its unique TCP Socket ES NUSS executes this command when you use its Connect function Note Page 33 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 3 Reset Command B Purpose Instructs the module to reset internal operating parameters and to set all internal control variables to their default reset state see description below The current TCP IP socket connection will remain open Execution after a power off on cycle is optional unnecessary Command B B is the operation code Response A or Nxx A for acknowledge N for negative acknowledge error code xx Description The module returns to the following reset states if this command is executed The Offset calibration adjustment coefficient for each transducer is set to the last value stored in flash memory e The Gain calibration adjustment coefficient for each transducer is set to the last value stored in flash memory Number of Samples for Data Averaging is set to last value stored in flash memory factory default 64 e Any autonomous host data delivery streams defined by c sub commands are reset undefined Example Comm
17. page left intentionally blank Page iv www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 1 0 Introduction 1 1 General 1 1 1 Introduction The Model 9046 Intelligent Temperature Scanner is a 16 channel modular scanning system designed to operate in harsh environments such as turbine engine test cells It uses an Ethernet TCP IP or UDP interface and has the same mechanical footprint power and interface connector and front panel LED indicators as the Model 9116 Intelligent Pressure Scanner The instruction set is compatible with other NetScanner System products The module is designed to remotely report temperatures from a variety of sensors These include thermocouples Resistance Temperature Detectors and thermistors It is also capable of returning resistance values and DC voltages Once configured the Model 9046 will return Engineering Unit temperature readings in degrees Fahrenheit or degrees Centigrade It incorporates an adjustable by channel running average filter for use with calibrators that have electrically noisy outputs or other signal sources with noisy outputs Two input styles are available direct wired side entry units or top entry miniature thermocouple connector style Both styles are splash resistant upon proper installation The side entry version is CE rated Power and Ethernet connections are made via one circular connector Page 1 www PressureSystems com Pressure Systems In
18. parameters are separated by a space character ec 29 ec 29 Response A or Nxx A for acknowledge N for negative acknowledge error code xx Autonomous none generated Packet Description This sub command clears un defines the particular specified host stream st 1 3 or un defines all configured host streams with a single command st 0 Once cleared a stream must be reconfigured before it can be started Example Stop all the streams configured previously Then clear un define only stream 3 Finally resume the remaining defined streams 1 and 2 c 02 0 c 03 3 c 01 0 Read response A A A Page 53 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual NUSS uses this sub command to undefined data specific streams when its E Sue Run State Editor form is used to define custom stream configurations called Run States 1 9 and all three streams are not to be generated concurrently All three streams defined in the default Run State 0 are unbounded and always remain defined You can also define undefine and control streams manually inside the NUSS Execute Script function though streams activation should be avoided in the NUSS Execute Commands function which is not equipped to display them asynchronously Page 54 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 5 Command c Sub command Index 04 R
19. preceded by a space including the first hex parameter ii which is unlike most other commands which attach the first parameter s to the operation code Response Depends upon particular sub command ii sent See below Autonomous Depends upon the particular sub command ii Packet sent See below Page 41 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Description The firmware of any module once fully initialized after Reset or power on continuously scans and converts data for all Primary Temperature Resistance Transducers at the highest possible speed The result of such scanning is a continuously updated EU data buffer available to three concurrent host data delivery tasks or available to other standard data acquisition commands in the module Each host delivery task can grab engineering unit data values from the EU data buffer and deliver them to the host in its own programmable data stream a sequence of packets or scans that autonomously arrive in the host as long as the host maintains enough socket buffering space to accept them Other data e g UTR Temperature data for TC sensors and Source Voltage for other sensors are scanned and buffered at a slower rate by a separate Thermal Update task with its own command configurable scan rate inside the firmware These data are also available to the three stream delivery tasks but should practically be sent only by the
20. rate for repair calibration and board replacement When these prices do not apply the quote will be based on an hourly labor rate plus parts All replaced parts are warranted for 90 days from the date of shipment The 90 day warranty is strictly limited to parts replaced during the repair Website and E Mail Visit our website at www PressureSystems com to look at our new product releases application notes product certifications and specifications E mail your questions and comments to us Sales PressureSystems com Our Firmware This manual was prepared for various versions of module firmware as were released at the time of this manual publication Addenda will be distributed as deemed necessary by PSI Any questions regarding firmware upgrades may be addressed to the Applications Support Group Firmware revisions manual addenda and utility software may also be obtained from the PSI web page at www PressureSystems com Our Publication Disclaimer This document is thoroughly edited and is believed to be thoroughly reliable Pressure Systems Inc assumes no liability for inaccuracies All computer programs supplied with your products are written and tested on available systems at the factory PSI assumes no responsibility for other computers languages or operating systems PSI reserves the right to change the specifications without notice Page iii www PressureSystems com Pressure Systems Inc Model 9046 User s Manual This
21. reference temperature Action alarms threshold Page 16 www PressureSystems com Pressure Systems Inc Command c05 0002 Enable thermocouple reference temperature Action alarms in autonomous data stream Page 17 Model 9046 User s Manual www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 8 Set Temperature Units Set temperature units for all temperature channels The v command is used with array index aa 11 hex and new coefficient index Ob hex Command v0110b dd dd 00 for degrees C dd 01 for Fahrenheit Normal A Response Error N08 2 9 Read Temperature Units Read temperature units for all temperature channels u command is used with array index aa 11 hex and new coefficient index Ob hex Command u0110b Normal 00 Degrees C 01 Fahrenheit Response Error NO8 2 10 Write EU Filter Parameter A software filter stage can be configured individually for each channel using the v command with coefficient index number 52 hex to write the n value max 100 for filtering EU data EU_ delivered EU_old EU_new n EU_old n The factory default value is n 1 filter turned off n values greater than 15 20 will slow down the step response E E uos below what is normally used for thermocouples Values greater than 10 should be evaluated on a case by case basis
22. slowest stream Special augments of this command called sub commands distinguished by the first parameter ii can configure each data stream with the particular channels whose data are delivered the datum format the delivery rate and other characteristics The sub command can also start stop or undefine a single stream or all defined streams or change the delivery protocol The maximum rate of any one stream s delivery is practically limited to the maximum possible scan and data conversion rate of all the module s channels Normally these programmable host streams deliver host data at rates equal to or slower than this natural cycle For a typical application the first stream delivers a few channels at a high rate as defined by a hardware trigger The second stream delivers other channels at a medium rate some multiple of the trigger and the third stream can deliver still other channels at a slow rate a larger multiple of the trigger In another application the three streams might all be programmed to deliver all the same channels but the first stream might deliver Temperature Resistance data i e Primary Transducer EU data only at high speed The second stream might deliver these same data as counts or volts but at a slower rate The third stream might deliver UTR Volts data i e Other Thermal Update Task data in all forms EU counts volts at a very slow rate Thermal Alarm status may also be returned as a special bit map
23. to wait before sending each scan NOTE Values 0 to 9 will select a minimum 10 millisecond period Page 45 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual The f parameter identifies the format of each selected acquired datum in each data group of the stream scan and is a single numeric digit Valid format codes are listed in the following table f converts each internal response datum value from max char 0 single binary float to 7 10 digit signed decimal xxx x xxxxxx 13 1 single binary float to 8 digit hex integer xxxxxxxx 9 2 double binary float to 16 digit hex integer XXXXXXXXXXXXXXXX 17 5 single binary float to long integer EU 1000 then to 8 digit hex 9 integer 7 single binary float to single binary float big endian msb first 4 8 single binary float to single binary float little endian Isb first 4 With the exception of binary formats 7 and 8 all other formats E Su include at least one leading space in each datum delivered in each stream scan The number of stream scans num parameter is a positive integer count from 0 to 2147483647 specified with 1 to 10 numeric digits as needed It sets a finite limit on the number of scans delivered in the host data stream The value 0 for this parameter requests continuous i e unbounded output scans of the defined host stream Example 1 Configure three 3 separate autonomous host
24. 2 bit binary big endian IEEE floating point value aaaa sent in the response Any special datum values e g 99999 or 88888 used to indicate out of range or erroneous calculations or physical connections are re scaled to lower values e g 999 99 or 888 88 for this command only Example Command module to return all its primary transducer E U data as fast possible bp Data from the most recent scan of all the module s channels are returned in pure binary form 4 bytes per channel big endian of each internal IEEE float aaaabbbbcccc pppp Page 39 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual NUSS does not use this command normally You may execute it E Sue manually via the Execute Commands or Execute Script functions of NUSS though this should be avoided if NUSS is currently operating the module via other NUSS functions NUSS normally reads all the data it needs from a module by configuring autonomous streams see the c command Page 40 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 Define Control Autonomous Host Streams Command c Purpose Defines and controls the autonomous delivery of up to three concurrent high speed autonomous data streams to the host computer Such data streams may be delivered continuously i e unbounded until a command explicitly stops them or be delivered in a limited amount i e bounded by a p
25. 60 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual The optional remport parameter may be any value in the range 1024 to 65535 However remport 7001 should be avoided since NetScanner modules emit responses to that port and most host programs like NUSS should have a UDP socket already bound to that port for receiving these special responses The choice of remport parameter will affect the way host software must handle multiple modules sending streams If every module uses the same port then a single host socket can be bound to that port to receive all responses from all modules The remote IP address given to that socket at time of receipt of the stream s datagram will identify the particular module who sent the datagram Alternately every module may be given a unique remport number requiring that a host program bind a unique UDP socket to each of these unique remport numbers Then when a particular socket receives a UDP datagram to its unique port the module sending it is automatically identified The optional ipaddr parameter is normally unspecified causing it to default to use the IP address of the current TCP IP connection That way the host need not have to be aware of its own IP address This parameter is provided in case a special host has multiple network interfaces and wants to use more than one When used ipaddr requires four dotted numeric fields d d d d Each d is a 1 3 digit decimal number in th
26. Description This sub command stops the current run of a particular specified host stream st 1 3 or stops the current run of all configured host streams with a single command st 0 Any stopped stream may be resumed i e restarted with the Start Stream sub command as long as that stream remains defined in the module and any bounded sequence count has not yet expired The Clear Stream sub command may be used to undefine a stream that you no longer want to be generated by a Start All Streams sub command Any unbounded stream or unexpired bounded stream that is restarted continues generating new sequence numbers i e at the count where it left off when stopped However the stream must be reconfigured with the Configure a Host Delivery Stream sub command 00 before it restarts with sequence count 1 Any expired bounded stream must be reconfigured to restart at all It is possible for an outstanding stream to arrive in the host between this command and its response In that case the stream can be distinguished from the response by its unique prefix tssss where t 0 1 2 binary Page 51 www PressureSystems com Pressure Systems Inc Example Model 9046 User s Manual Stop all the streams configured in the previous example c 02 0 Read response A E uou Page 52 NUSS uses this sub command to stop the acquisition of data on each Run form when that form exits or when the Acquire button on the form is cli
27. RE SYSTEMS o eg Qi E 9 lo o So o 3 A 8 S m wm o BN JEE EIN c o E WB o E auf EN Sala oe O A a B B ES mmy e JEN e s nu IA s s B NV yd a a S A o VEEEEZE o O O Q OJ 5 o CS s 10 1 9 013 o 0000000 AFERE 49uue2sjoN 9106 IPPON o Figure 2 3 Cable Connections Page 8 INTERFACE CABLE PSI P N 9080 328 FT 100 m MAX LENGTH OPTIONAL DISTRIBUTION BOX PSI P N 90DB POWER SUPPLY 24VDC POWER AND COMMUNICATION DISTRIBUTION 10 100 BASE T SWITCH ES B ETHERNET HOST COMPUTER INTERFACE CABLE PSI P N 9080 328 FT 100 m MAX LENGTH www PressureSystems com Pressure Systems Inc Model 9046 User s Manual After supplying power to the module observe the front panel for the following indications Page 9 PWR LED should remain ON If this LED is not ON all other LED s will also likely be OFF Check the PSI 90DB 9IFC or user provided power supply to ensure the proper voltage 18 36 VDC is being provided Also verify that the power pins in the module interface cable are wired as described in this manual Appendix A COL LED should remain OFF TX LED should remain OFF Note that any activity of the TX LED during the power up sequence is an indication that the RARP BOOTP protocol is ena
28. and module to reset power up defaults B Read following response A NUSS does not use this command normally You may execute it E Sue manually via the Execute Commands or Execute Script functions of NUSS though this should be avoided if NUSS is currently operating the module via other NUSS functions Page 34 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 4 Read Primary Transducer Volts Command V Purpose Returns the most recently acquired primary transducer i e temperature resistance raw data for the specified channels These data are averaged signed A D counts in the range 32768 to 32767 This simple data bypasses using the transducer s E U conversion coefficients c0 c3 and the calibration adjustment coefficients offset and gain Each non binary datum returned in the response will be in the specified high precision data format NOTE the formula for converting A D counts to volts is Volts A D Counts 5 32768 This command is intended for advanced users only and is not required for normal operation Command Vppppf V is the operation code ppp position field channel selection bit map f is the format field Response dddd dddd dddd are the data fields each with a leading space except f 7 or 8 Description The 4 character hex position field pppp specifies a 16 bit binary bit map with each bit set to 1 to specify a
29. arameter Ree 20 3 0 ler IIEMDIIIMM indana 21 4 0 Ia ERES ir 23 4 1 Description of Operation 23 4 2 Updating the Firmwares cise I e 25 5 0 COMMANG El M iaia 27 5 1 Summary Information About All Commands sse 29 5 2 No Operation Command Aun ide 32 5 3 Reset Command Bt re dee la RR ER RERO ER eet peBdR 33 5 4 Read Primary Transducer Volts Command V 34 5 5 Read Primary Transducer A D Counts Command amp ii 36 5 6 Read Primary Transducer E U Data at High Speed Command D 38 5 7 Define Control Autonomous Host Streams Command C 40 5 7 1 Sub command Index 00 Configure a Host Delivery System 43 5 7 2 Sub command Index 01 Start Stream S eee eee eee eeeeetntneeeeeeeeeeee 48 5 7 3 Sub command Index 02 Stop Stream s sssssesees 50 5 7 4 Sub command Index 03 Clear StreamM S ooooocccccoccccncccccccnnncnananncnnnccnnnanos 52 5 7 5 Sub command Index 04 Return Stream Information 54 5 7 6 Sub command Index 05 Select Prefix Data Groups in a Stream 56 5 7 7 Sub command Index 06 Select Protocol for Stream Delivery 59 AppendiX A scalare 63 Page i www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Our Company Pressure Systems Incorporated
30. ata field dddd that will be returned in the requested response The first datum returned in the response will be for the highest channel number requested Each non binary datum will be preceded by a space character Some formats may not be applicable to the specific type of data being requested Valid formats are shown in the following table f converts each internal response datum value from max char 0 single binary float to 7 10 digit signed decimal xxx x xxxxxx 13 1 single binary float to 8 digit hex integer xxxxxxxx 9 2 double binary float to 16 digit hex integer XXXXXXXXXXXXXXXX 17 5 single binary float to long integer EU 1000 then to 8 digit hex 9 integer Page 37 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 7 single binary float to single binary float big endian msb first 4 8 single binary float to single binary float little endian Isb first 4 Example Command module to return decimal raw Temperature Resistance A D counts data for Primary Transducer channels 1 5 9 and 13 a11110 Response contains data for channels 13 9 5 and 1 left to right 32767 000000 32700 000000 10 000000 16385 000000 Please note that channel 13 is saturated at full scale and channel 9 is almost saturated at full scale Channel 5 reads near zero and channel 1 is about 1 2 full scale NUSS does not use this command normally You may ex
31. bled This will typically occur following the initial BSY LED cycle and continue until an appropriate RARP reply is received LNK LED should remain ON This LED indicates proper connection to an Ethernet hub or switch If this LED is OFF verify that the module is properly connected to the communications hub or switch Verify proper power is applied to the hub Also try connecting the module cable to a different port of the hub Note that most hubs have similar link LED s to indicate proper connection to the hub itself If present verify that the hub link LED for the scanner and the host computer are both active If the hub is functioning correctly verify that the communications pins in the module interface cable are wired as described in this manual CAL LED should remain OFF PRG LED should remain OFF BSY LED should blink 8 16 times and then remain on for about 5 seconds After that it will blink at about a 100 Hz rate which will cause the LED to appear to be on but dimmer than the other LEDs that are ON www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 4 IP Address Assignment The module IP address assignment can only be changed if your computer is able to communicate with the module 1 Use the PSI program NUSS to determine the current module IP address Change the module IP address to one compatible with your system host computer Depending on your operating system it may be necessary to change y
32. c Model 9046 User s Manual 1 1 2 Physical Description Figure 1 1 Exploded View of Module The Model 9046 temperature scanner is housed in a rugged machined aluminum case The case is splash proof and finished to allow installation in a turbine engine test cell environment Sensors can be connected to the Model 9046 in two different wiring configurations e Top panel thermocouple mini jacks or MIL style circular connectors RTDs thermistors etc Side entry for direct connection Crouse Hinds CGB box style strain relief on end panel The direct wire connection is the most economical and the most accurate as it eliminates one thermocouple junction and its attendant potential for errors The Model 9046 has the same mounting footprint as the PSI NetScanner family of pressure scanners It is approved for operation in an ambient temperature environment from 30 to 70 degrees Centigrade Page 2 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual For operation the Model 9046 only requires 18 to 36 VDC i 200mA and the appropriate Ethernet interface 1 1 3 Theory of Operation The Model 9046 is a 32 channel analog multiplexer controlled by a microprocessor It communicates over an Ethernet TCP IP or UDP interface The module utilizes 16 small Signal Conditioning Modules SCMs which plug into a motherboard inside the module There are two types Universal thermocouple or resistance set b
33. cked once Clicking the Acquire button again restarts the current Run State s acquisition cycle completely by sending another set of stream initialization sub commands i e c 00 and c 05 for each configured stream followed by a Start All Streams c 01 command This more lengthy re init re start sequence insures that each stream is restarted at sequence 1 The user can also pause the streams by clicking any of the green boxes that display the current stream sequence numbers This causes a Stop All Streams c 02 sub command to be sent and the green boxes turn yellow to indicate a pause Clicking any of the yellow boxes again will resume the streams by sending a single Start All Streams sub command This causes the boxes to turn green again and resume incrementing the sequence counters where they left off Of course any bounded stream that may eventually expire is not restarted by this simpler resume process www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 4 Command c Sub command Index 03 Clear Stream s This sub command is used to undefine any previously configured host stream in a module one at a time or all together The sub command s format is Command 03 st gt c is the operation code 03 is the sub command index ii for configuration st is the stream identifier character 1 2 or 3 or 0 all streams NOTE all
34. command A and command a are different commands However all alpha numbers a f or A F that are valid of hexadecimal digits are not case sensitive i e 12e4f and 12E4F and 12e4F are the same hex number Command responses returned by the Model 9046 module often contain only a simple A Ack or N Nak character indicating the success or failure of the command sent to it These responses may be followed or replaced by one or more hexadecimal or decimal values as indicated in the particular command description below If the response is pure data requested by some Page 30 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Read Data command the first character will not contain an A or N character and each datum may be in a format specified by a parameter of the command itself or be implied by the particular command operation code One or more data fields may appear in a pure data response and these may be contiguous or have separator characters Streams are special transmissions output by a Model 9046 module that once configured and started by special forms of the c command will be emitted autonomously i e continue to be output at some rate repetitively on its own Subsequent c commands may stop such streams if the streams themselves are not programmed to eventually expire on their own A maximum of three separate concurrent streams can be programmed to be output by any one Model 9046 mod
35. connect 8 Remove power from the Model 9046 wait 5 seconds and re apply The computer and the module now will have incompatible IP E Sue addresses You will have to change the IP address to one that is compatible Exit the NUSS program and change the computer IP Re start NUSS Observe the IP address when it is presented and verify it 9 This completes the addressing procedure Label the module with the new IP address Page 13 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 5 Set Sensor Type 1 Confirm that the correct SCM is installed and jumpered correctly a For Non Universal SCMs Confirm that each of the 16 hardware channels contains the correct SCM for the intended application For isolated thermocouple applications a SCM is required b For Universal SCMs Confirm that each of the 16 SCMs is configured for the intended application For thermocouple applications a jumper must be installed in the small sockets on the top of the SCM See Figure 1 2 Signal Conditioning Module SCM For all other applications no jumper is required 2 Using Table 1 on the next page determine the value for each desired sensor type 3 Using NUSS configure each channel using a command of the format vxxx51 yy where xxx ranges from 001 through 010 HEX for channels 1 through 16 yy is the sensor type value determined from Table 1 Examples e v00a51 18 will set channel 10 to a type T thermocouple
36. de Map b Right Click on the module s icon in either the Node Map or the Description Box c Click on Connect in the pulldown menu that appears Network Status Query Groups Connect Disconnect Reset Forget All Connected Con Ye llow Serial Number 1376 IP Address 10 1 30 226 IP Subnet Mask 192 0 0 0 IP Listen Port 9000 Ethemet Address 00 e0 8d 00 05 60 Firmware Version 242 04 Connect Status Connected IP Address Status OK IP Assign Method Static Auto Query Resp Enabled Power Up Status 0x0 Figure 2 5 Network Status after connection If the module s icon does not turn yellow the module did not Note connect Possible causes for a failure to connect are There is an IP address incompatibility between the host computer and the module There are two modules with the same address Page 11 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 4 Open the Network Options Single Module Dialog Box a Right click on the module s icon in the Description Box b Click on Configure c Click on Network Options Network Status E Query Groups Connect Disconnect Reset Forget Group All Connected Cond y Nodes on Network Description we CTI ee Disconnect 296 Reset 0 Run Configure Run States Calibrate Test Update Firmware Execute Script Execute Commands Network
37. e the module will also deliver the requested data channels to the host in any configured streams In this manner users are provided with highly synchronized data acquisition and delivery from one or more modules If a module waits in the idle mode for an extended period of time without receiving a data request it will periodically initiate its own internal data acquisition cycles to update internal Thermal Scan data and check UTR Thermal Alarms When all hardware triggered streams are complete or terminated an individual module will return to the default mode of continuous scanning and EU conversion When the internal software clock is used to control host stream output rates sync 1 note that 1000 Hz clock frequency variances will result in slightly different timing between modules Although these differences in timing are slight they may result in noticeable differences in output timing between modules over a long period of time If highly synchronized data output is required from multiple modules a common hardware trigger wired to all modules should be used The period per parameter is a positive decimal integer count from 0 to 2147483647 largest 32 bit positive number specified with 1 to 10 numeric digits as needed and its meaning depends on the sync type syne parameter described above syn meaning of per c 0 number of hardware trigger periods to wait before sending each scan 1 delay period in milliseconds
38. e 00951 60 will set channel 9 to an RTD with an ANSI 385 curve 4 Send a w07 command to write these values to non volatile ROM When the v command is issued to set the sensor type for a Note channel the zero and offset coefficients for the channel are re initialized to the default values of 0 0 and 1 0 respectively Page 14 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Table 1 Sensor Type Values Assigned vs 0 pressure pat Type 8 Tremmocasple n pe Themacoune 2 mskmemsw ad Temm TOA Dokmemew moms 9 Page 15 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 6 Read Sensor Type Each channel type can be read using a command of the form uxxx51 where xxx the channel in HEX Example e u00a51 will return 18 indicating the channel is configured for a type T thermocouple 2 7 Thermocouple Reference Temperature Alarms This feature makes use of existing commands to identify any thermocouple channel with a cold junction reference temperature that deviates from the average of all cold junction reference temperatures by more than a user defined amount factory default 10 C Related commands are as follows Command q0c Query thermocouple reference temperature Action alarms Command w1901 Set thermocouple reference temperature Action alarms threshold Command q0e Query thermocouple
39. e range 0 255 The paddr 255 255 255 255 is best avoided unless the UDP datagrams of streams are to be broadcast to all network nodes Example Configure all streams to be delivered via UDP IP protocol Host expects the UDP datagrams to arrive via port 7500 The IP Address of the current TCP IP connection is also used to send each UDP datagram c 06 0 1 7500 Read response A Configure all streams to be delivered via the default TCP IP protocol c 06 0 0 Read response A Page 61 www PressureSystems com Pressure Systems Inc E Sus Page 62 Model 9046 User s Manual NUSS does not normally use this command since it generates and processes TCP IP streams exclusively with a unique Socket allocated for each connected module Also you may NOT execute it manually via the Execute Script or Execute Commands functions of NUSS as those programs have no facilities to automatically allocate one or more UDP Sockets to receive the data NUSS expects streams to arrive only via its pre allocated TCP IP Socket ports allocated when a module is Connected by NUSS Only NUSS responses are expected and can be handled by a single UDP Socket NUSS allocates at startup www PressureSystems com Pressure Systems Inc Model 9046 User s Manual This page intentionally left blank Page 63 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Appendix A Cable Diagrams
40. ecute it E us manually via the Execute Commands or Execute Script functions of NUSS though this should be avoided if NUSS is currently operating the module via other NUSS functions NUSS normally reads all the data it needs from a module by configuring autonomous streams see the c command Page 38 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 6 Read Primary Transducer E U Data at High Speed Command b Purpose Returns the most recent Primary Transducer E U data from all channels of the module as fast as possible Data is returned directly in its native internal IEEE single precision float binary form i e as for format code 7 in other commands It is used as a faster alternative to the Read High Precision Data r command since b does not have to parse any parameters nor does it have to transform or encode the internal data into any other format when the response is generated Command b b is the operation code Response aaaabbbbcccc pppp Note that this response if not in quotes because it is a stream of binary bytes Each 4 byte datum e g aaaa is a non human readable big endian value format 7 representing an IEEE single precision internal float value Description Returns primary E U data for all of the module s channels in order highest channel number to lowest channel number Thus channel 16 will always be the first 4 byte 3
41. ed If a temperature value above 850 C is calculated 99999 is returned If a temperature value below 200 C is calculated 99999 is returned Page 25 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 4 2 Updating the Firmware gt Special precautions must be taken when updating NetScanner firmware If care is not taken the module program memory can be corrupted rendering the module inoperative until the program memory chip is physically replaced Never download firmware not made specifically for the Model 9046 Page 26 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual This page intentionally blank Page 27 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 0 Command Set Command Quick Reference Type Operation Command Function Code TCP IP A No Operation Commands B Reset V Read Primary Transducer Volts a Read Primary Transducer A D Counts b Read Primary Transducer E U Data at High Speed C Define Control Autonomous Host Streams 6 sub commands h Calculate and Set Offsets m Read UTR Other A D Counts n Read UTR Other Volts q Read Module Status r Read Primary Transducer E U Data t Read UTR Other E U Data u Read Internal Coefficients V Download Set Internal Coefficients Ww Set Do Operating Options Functions UDP IP psi9000 Query Network Page 28 www Pres
42. els are specified by a standard 16 bit position field bit map encoded pppp as a 1 4 hex digits A separate sub command ii 05 may be used to select which acquired data groups or prefixes are included in each stream By default only Temperature Resistance EU data group is selected if i 05 sub command is never executed for the stream after its initializing c 00 sub command The generation of individual scans of a stream may be synchronized with either an external user supplied hardware trigger or a periodic 1000 Hz clock interrupt generated inside each module This choice is made with the sync type sync parameter a single digit where 0 synchronize with hardware trigger 1 synchronize with the periodic clock Page 44 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual When the hardware trigger is used to synchronize stream scans sync 0 it is assumed that the user would prefer to also synchronize internal data acquisition cycle For this reason when a stream utilizing hardware trigger is started the module firmware switches out of the free running continuous data acquisition mode described earlier Instead the module waits in an idle mode until a hardware trigger is received to initiate a host stream output Only on the receipt of that hardware trigger will the module scan and EU convert all averaged scans of all attached channels Following completion of the acquisition and EU conversion cycl
43. erature Other EU data would follow highest specified channel to lowest specified channel The standard 5 byte binary prefix tssss that begins all stream scans would precede this status and data group See the Autonomous Packet box in Start Stream sub command c 01 group content of any streams that generate other than the Primary Transducer E U Data group only There is such a sub command in the definition file for each Run State r recorded in a file with the name 9046 lt serial gt rs lt r gt ini in the Ini subfolder of NUSS A similar file with the name 9046 lt serial gt rs lt r gt 0 in the same subfolder defines the Data Set of Run State r This contains the Run form s Display Format Units and Precision for each Primary and Other data for each channels tabular display field when Run State r is used by the form See Appendix F of the NUSS User s Manual for more information on these files ES NUSS uses this command in its Run State Editor to define the data Note Page 59 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 7 Command c Sub command Index 06 Select Protocol For Stream Delivery Command c 06 st pro remport ipaddr c is the operation code 06 is the sub command index ii for Select Protocol sf is the stream id digit 0 the ONLY acceptable entry pro is the protocol id digit 1 UDP IP 0 TCP IP remport is an
44. eturn Stream Information This sub command returns current stream configuration information in its response Its format IS Command c 04 st c is the operation code 04 is the sub command index i for configuration sf is the stream identifier character 1 2 or 3 only NOTE all parameters are separated by a space character Response st pppp sync per f num pro remport ipaddr bbbb st is the stream identifier digit 1 2 or 3 Pppp is a hex position field channel selection bit map sync is sync type character 0 or 1 per is the period trigger periods or delay timer period f is the format of the data delivered in stream num is the number of scans delivered in the stream pro identifies the protocol used for stream delivery 1 UDP IP 0 TCP IP This protocol identifier pertains to stream delivery only remport identifies the remote port number to which each stream delivery is directed in the host A value of 1 indicates that stream delivery is directed to the same port number the host is using to send commands to the module jpadar identifies the IP address of the host to which the stream delivery is directed bbbb another position field data group options bit map as specified by the 05 sub command NOTE All datum fields separated by a space character Autonomous Packet none generated Page 55 www PressureSystems c
45. eturned If an erroneous temperature value is calculated or no thermocouple is attached to the channel the value 99999 is returned Cold junction reference temperature in degrees C is returned If Vb is out of range the value 99999 is returned If the calculated cold junction temperature is above 70 C 88888 is returned If the calculated cold junction temperature is below 35 C 88888 is returned Cold junction reference temperature is only calculated at the thermal update rate for the module Resistance Va is the load voltage Vb is the source voltage used to calculate the load current Load resistance in ohms is returned If an erroneous resistance value is calculated the value 10 M is returned Thermistor Va and Vb are used to calculate load resistance as described for resistance measurements above This resistance value is used to calculate thermistor temperature in degrees C Thermistor temperature in degrees C is returned If an erroneous temperature value is calculated the value 88888 is returned If a temperature value above 200 C is calculated 99999 is returned If a temperature value below 80 C is calculated 99999 is returned RTD Va and Vb are used to calculate load resistance as described for resistance measurements above This resistance value is used to calculate RTD temperature in degrees C RTD temperature in degrees C is returned If an erroneous temperature value is calculated the value 88888 is return
46. h scan of the specified stream The first two table entries if their bits are specified will cause two byte binary 16 bit big endian status values to be delivered in the stream scan immediately following the binary stream header The third table entry if specified will cause the Primary Transducer i e Temperature Resistance EU Data to be delivered next per the specified pre requisite c 00 sub command s format f and for just the channels specified in that sub command The remaining table entries will cause other special data groups i e Primary Transducer data in counts or volts and Other Transducer UTR Temp Volts in EU A D counts or voltage forms to also be delivered in each stream scan Each of these special data groups is also output in the order of its table entry within the scan if its bit is specified Each group will also have a datum per the specified channels and be in the specified format Page 57 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual ES Selecting too many data groups will reduce module performance Note hex data selected for inclusion in each stream packet reserved for Valve Status Prefix 9046 does not use Enable UTR Alarm Status Prefix see alarm bit map below Enable Primary Transducer Temperature Resistance EU Data default if 05 never executed after 00 Enable Primary Transducer Temperature Resistance A D Counts
47. ineering units for each type Setting channel sensor type automatically causes the gain for that channel to be set according to Table1 Sensor Type Gain Setting Engineering Va Vb Volts 1 1 Thermocouple Types 90 1 Degrees C F B E J K N R S T Resistance Range 220 Q 90 90 Range 440 Q 45 45 Range 990 Q 20 20 Range 19 8 kQ 1 1 Thermistor Degrees C F 2 25 k 5k 10k 1 1 Platinum RTD 90 90 Degrees C F 100 Q at 0 C 0 385 Q C MIL T 7990B RTD 90 90 Degrees C F The two voltages for each channel are read during each pass through the data acquisition task Default number of averages is 64 and default thermal updates is 15 seconds Va is the transducer voltage Vb is the voltage of the cold junction transducer These voltages are used to calculate engineering units for each channel as follows Page 24 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Voltage If a channel is configured for straight voltage then no additional EU conversion is needed Va is returned as transducer voltage Vb is returned as cold junction temperature Thermocouple Va is the thermocouple voltage Vb is the cold junction reference voltage and is saved to be used in cold junction compensation calculations Cold junction compensation calculations occur at the thermal update interval for the module default 15 seconds Thermocouple temperature in degrees C is r
48. ion to set up a Model 9046 module Page 4 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 1 Equipment Required The following items will be needed in order to set up a Temperature Scanning Module e Model 9046 Temperature Scanning Module PSI powered network solution such as 90DB 90DC 98RK or 9FC 9IFC will be used as the example e PSI 9080 cable for the connection between the 9IFC and the Model 9046 module See Cable Connections e Ethernet compatible AAUI transceiver and Ethernet cables Personal computer 486 MHz or higher equipped with An Ethernet interface Windows 98 NT 2000 or XP operating system PSI NUSS software NUSS software is included with each shipment NUSS software Note can also be downloaded from Pressure Systems website at http www pressuresystems com netscanner_software html Page 5 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 2 2 Computer Preparation The PC must have its IP address and subnet mask set to be compatible with the addressing existing in the module For a new module this will be the factory default The IP address of the host PC must be set to 200 200 1 1 Follow this procedure to set the IP address and subnet mask 1 Click on the Network Neighborhood icon and then right click to reveal a drop menu Select Properties The screen that follows should appear Network EAES Configuration Identification
49. measurement SPECIALTIES 0 0 0 e e PRESSURE SYSTEMS Model 9046 Intelligent Temperature Scanner User s Manual August 2008 NetScanner System www PressureSystems com This User s Manual is a copyright product of Pressure Systems Inc 2008 Permission is hereby granted to make copies and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies Pressure Systems Inc Model 9046 User s Manual Table of Contents 1 0 Introduction seseina ic A A AA 1 1 1 CCIE RR E I I 1 Telet Ta iore Ule ifo criari a ARR 1 141 2 Physical Descrip 44 es S ob eei b eere hoch 2 Toss Theory of Operation uiu teet ite ee admis icti utt tete eate ead 3 1 1 3 1 Thermocouple Cold Junction Compensation 3 1 1 3 2 Open Circuit Detection 4 2 0 Setup Instr ctions sirpin aar a a a aa aeaa Dap naaa daanin 4 2 1 Equipment Required Jeter ted e a 5 2 2 Computer Preparation pedet iii 6 2 3 Module Connectioni iaia ra alare 8 2 4 IP Address ASSIM incide 10 2 5 Set Sensor Type serere lei 14 2 6 POAC Sensor Type mn airplane aa 16 2 7 Thermocouple Reference Temperature AlarmSs esses 16 2 8 Set Temperature UNItS nene A EEEREN 18 2 9 Read Temperature UnitS 18 2 10 Write EU Filter Parameter RH RRRRRRRRmHeeeeee 18 2 11 Read EU Filter P
50. n State 0 stream configuration is used all forms of data from a module are acquired for all channels at various rates see NUSS note at end of c 00 sub command and made available to a Run form s Display and Record functions This default Run State 0 collection of streams will likely contain too much data for efficient recording of just E U data For such requirements NUSS has a Run State Editor for creating other custom Run States 1 9 that can be assigned to a Run form These can generate more efficient stream configurations for high speed data recording including hardware triggered synchronized scans Page 50 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 3 Command c Sub command Index 02 Stop Stream s This sub command is used to stop or temporarily suspend the delivery of any previously started host stream in a module one at a time or all together whether the stream was unbounded or bounded The sub command s format is Command 02sf ba c is the operation code 02 is the sub command index ii for Stop Stream st is the stream id digit single stream 1 2 or 3 or 0 all streams NOTE all parameters are separated by a space Response TANI Or Nxx A for acknowledge N for negative acknowledge error code xx Autonomous command stops generation of autonomous Packet scans from the requested stream s
51. nfigured with c 00 sub commands A bounded stream will terminate once this sequence number equals the requested number of scans for the stream For periodic hardware triggered streams that are never suspended and resumed after being initially enabled the sequence number may also serve as a relative time stamp if the period in milliseconds of the hardware trigger is known If a special sub command c 05 is used to select the Data Group content of a stream other binary status data may immediately follow the binary stream header and precede the default Temperature Resistance EU Data if selected Other special acquired data groups per selected channel may follow or replace the Temperature Resistance EU Data Each datum group in each scan will be ordered from highest channel number requested to lowest channel number requested Each datum dddd will be output per the format code specified when the stream was configured by sub command c 00 or combination of c 00 and c 05 Example Start all the streams configured in the previous example c 01 0 Read response A Soon after the response is received the requested data stream scans will begin arriving in the host at a quantity content and rate determined by each stream s own particular current configuration per both the 00 and 05 sub commands NUSS uses this sub command to start data acquisition on its Run E Sue forms If the default Ru
52. ntioned parameters to nonvolatile memory ES h commands use bit position format of addressing as follows Note USB 0000 0000 0000 1000 LSB would represent channel 4 and would be expressed in the h command as 0008 Channel 16 amp 6 would be represented as USB 1000 0000 0010 0000 LSB or in an h command as 8020 When the v command is issued to set the sensor type for a Note channel the zero and offset coefficients for the channel are re initialized to the default values of 0 0 and 1 0 respectively Page 21 www PressureSystems com Pressure Systems Inc Examples Correct the offset in channel 1 with channel 1 at 100 degree C Command h0001 100 0 Response 0 294167 offset coefficient returned Manually set channel 1offset coefficient to 0 4 Command v00100 0 4 Normal A Response Error NO8 Read chamnel 1 offset coefficient Command u00100 Normal Response 0 4 offset coefficient 0 4 Error N08 Store coefficients to FLASH PROM Command w08 A Response Page 22 Model 9046 User s Manual www PressureSystems com Pressure Systems Inc Model 9046 User s Manual Page 23 www PressureSystems com Pressure Systems Inc 4 0 Firmware 4 1 Description of Operation Model 9046 User s Manual Table 1 shows the different sensor types available along with the gain settings and eng
53. om Pressure Systems Inc Model 9046 User s Manual Description This sub command returns the current configuration information for a particular stream Returned values are defined the same as the contributing parameters of the separate sub commands Configure a Host Delivery Stream 00 Select Protocol 06 and Select Data in a Stream 05 Note that the num field represents the number of scans actually returned so far last sequence number returned or 0 if stream has not yet started Example Return configuration information for stream 1 c 04 1 Read response 1 FFFF 0 20 7 32000 1 7002 200 200 200 1 0010 The above example shows that stream scans all 16 channels Data is acquired using hardware trigger with one 1 data scan acquired for every trigger events Data is returned in binary format 7 32000 scans have been returned so far Data is sent using UDP protocol to port 7002 at IP address 200 200 200 1 Temperature Resistance EU data only is returned for the requested channels a user written command script executed by the NUSS Execute Script function starts a stream without having fully defined it with other c 00 and c05 commands first ES NUSS only uses this sub command silently behind the scenes if Note Page 56 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 7 6 Command c Sub command Index 05 Select Prefix Data Groups in a Stream
54. optional remote port number to which each UDP stream is directed in the host port 9000 is the default if unspecified It is ignored if pro 0 jpaddr is an optional host P address to which each UDP stream is directed default is the host IP address per current TCP connection that sent this command It is ignored if pro 0 NOTE all parameters separated by a space A or No Response A for acknowledge N for negative acknowledge error code xx This command sets the protocol by which every configured autonomous stream is delivered to the host It must be executed after streams are configured but before they are enabled By default streams are delivered via the same TCP IP protocol used to receive commands from host i e via the existing TCP IP connection used to send this command However for special circumstances all autonomous streams may be delivered to the host via the less reliable but lower overhead UDP IP protocol instead This command is required only when UDP IP is to be used It also can restore the default protocol to TCP IP once it has been changed The TCP IP version of the command ignores the optional pro and ipaddr parameters which have meaning only to the UDP IP protocol Though the command has a stream parameter it is currently limited to changing the protocol of all defined streams at the same time i e parameter st must be 0 meaning all configured streams Page
55. our Host IP Address temporarily to allow connection to the module 2 Upon completion of addressing change the Host computer IP address back to its previous value and verify that the Host can connect to the Model 9046 module using NUSS The module and PC are now ready to communicate Follow this procedure to assign an IP address 1 From the start menu select NUSS The Network Status Screen should appear Note that a Querying Network message briefly appears then the Nodes On Network Box will display the node map the types of modules connected and the serial number of each module Network Status B Query Groups Connect Disconnect Reset Forget Group All Connected Cono T Nodes on Network Description Serial IP Address Ethemet Address IP Adrs Status p 567 10 1 30 212 00 e0 8d 00 02 37 2 42 Disconnected OK 568 10 1 30 213 00 e0 8d 00 02 38 232 Disconnected OK 7738 10 1 30 200 00 60 08 df e1 8a 1 11 Disconnected OK Figure 2 4 Network Status Screen 2 Note the IP address The serial number should match the label on the unit If the module in question is a new unit the IP address should be the factory default Page 10 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 3 Connect to the module When a connection has been established the top of the module icon will turn yellow Follow these steps a Left Click on the module s icon in the No
56. particular channel number 16 1 left to right The 1 character format field f specifies the format of each data field dddd that will be returned in the requested response The first datum returned in the response will be for the highest channel number requested Each non binary datum will be preceded by a space character Some formats may not be applicable to the specific type of data being requested Valid formats are shown in the following table f converts each internal response datum value from max char 0 single binary float to 7 10 digit signed decimal xxx x xxxxxx 13 1 single binary float to 8 digit hex integer xxxxxxxx 9 2 double binary float to 16 digit hex integer XXXXXXXXXXXXXXXX 17 5 single binary float to long integer EU 1000 then to 8 digit hex 9 integer 7 single binary float to single binary float big endian msb first 4 Page 35 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 8 single binary float to single binary float little endian Isb first 4 Example Command module to return decimal voltage data for Primary Transducer channels 1 5 9 and 13 V11110 Response contains data for channels 13 9 5 and 1 left to right 4 999999 4 989500 0 005390 2 500001 NUSS does not use this command normally You may execute it E Su manually via the Execute Commands or Execute Script functions of NUSS though
57. re specified fixed number of data scans to be sent Each scan delivered may be synchronized by a user supplied hardware trigger or each scan may be delivered periodically as synchronized by an internal software clock These concurrent host streams are an alternate method of acquiring delivering data rather than the host using the many other special purpose read commands V a b r t m and n for reading various data values in various formats Host data streams once activated in a module normally deliver a sequence of TCP IP optionally UDP IP data scans autonomously to the host i e without the host sending any particular command to the module to request each scan If data streams are defined to occur at high scan rates then each E Sue data scan received by the host must be processed and disposed of in a timely manner Model 9046 modules are capable of generating autonomous data streams faster than some slow hosts or limited software including NUSS can absorb Various sub commands described on the following pages are used to identify the various definition and control options of the following genera c command Command c ii dddd c is the operation code i is a space followed by a sub command index augment code dddd are one or more optional datum fields each preceded by a space character These parameters differ for each sub command NOTE all parameters are
58. sducer value Its E U value is always expressed in volts This other datum is also available in raw A D counts and volts Whether any E U Temperature datum value primary or other is returned in C or F ina command response or stream is a configuration option of any Model 9046 module see the v0110b command below However temperature values in some setup commands and responses require a fixed C value e g the UTR Avg Deviation Set Point which are written and read respectively with the w1901 and q0e commands below The various parameters of most commands following the single ASCII character operation code are concise and efficient but somewhat arcane Such parameters are mostly variable length hexadecimal digit fields Most hexadecimal fields 1 or more hex digits in width represent the values of simple positive integers which may represent format choices modes or other similar numerical quantities However some represent bit maps which are usually four hex digits representing 16 discrete internal bits numbered 16 1 left to right Usually each bit represents some on off 1 0 state which could be the contribution of a particular channel number e g 16 1 or the presence of a particular type of data grouping in a stream Other decimal or hexadecimal digit fields may optionally appear following the first space character in some commands Please note that all command operation codes are case sensitive letters i e
59. sureSystems com Pressure Systems Inc Model 9046 User s Manual Commands psireboot Reboot Specified Module psirarp Change Specified Module s IP Address Resolution Method amp Reboot E Sue Page 29 The commands in this section are quite detailed and involved to anyone wishing to only use the 9046 module The commands need be understood fully only by persons wishing to program software that talks to the module If you wish to avoid learning these commands use the PSI Windows application program called NUSS NetScanner Unified Startup Software instead Versions 1 1 11 or later recognize any 9046 module with version 2 36 firmware or later and provide simple point and click methods of executing most of these commands In many cases it configures complex and useful operating functions by automatically selecting default command sequences to operate the module However it will also allow you to manually execute each command singly or in prepared script files At the end of each command description below there are notes similar to this one indicating how NUSS utilizes or avoids using that particular command www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 1 Summary Information About All Commands The command descriptions that follow are listed in the same order as the Quick Reference table above All TCP IP commands are listed first in alphabetical order
60. the valid formats allowed A few commands have a fixed format for sending or returning data which is stated explicitly in its command description The Model 9046 has several special datum values it returns when a particular E U datum is out of range or was calculated incorrectly Such values vary with the Sensor type of any channel All Thermocouple TC channels have an open circuit detection feature that indicates when a valid thermocouple is unplugged from its channel Any TC primary E U datum will be set to approximately 99999 to indicate this condition The same value is returned for its other UTR junction E U temperature if the internal measured junction voltage is out of range Additionally any UTR junction E U temperature above 55 C returns the value 88888 any below 35 C returns a negative value 88888 Any out of range Resistance R channel returns the E U datum 10 000 000 ohms Any erroneous temperature calculation for an RTD or Thermistor channel returns the E U datum 88888 The E U value 99999 is returned for RTD temperature values above 850 C any below 200 C returns a negative value 99999 The E U value 99999 is returned for Thermistor temperature values above 200 C any below 80 C returns a negative value 99999 When checking for these special E U values use an approximate value for comparison e g for 99999 check for greater than gt 99998 0 since the actual value can sometimes have
61. this should be avoided if NUSS is currently operating the module via other NUSS functions NUSS normally reads all the data it needs from a module by configuring autonomous streams see the c command Page 36 www PressureSystems com Pressure Systems Inc Model 9046 User s Manual 5 5 Read Primary Transducer A D Counts Command a Purpose Returns the most recently acquired primary transducer i e temperature resistance raw data for the specified channels These data are averaged signed A D counts in the range 32768 to 32767 This simple data bypasses using the transducer s E U conversion coefficients c0 c3 and the calibration adjustment coefficients offset and gain Each non binary datum returned in the response will be in the specified high precision data format NOTE the formula for converting A D counts to volts is Volts A D Counts 5 32768 This command is intended for advanced users only and is not required for normal operation Command appppf a is the operation code ppp position field channel selection bit map f is the format field Response dddd dddd dddd are the data fields each with leading space except f 7 or 8 Description The 4 character hex position field pppp specifies a 16 bit binary bit map with each bit set to 1 to specify a particular channel number 16 1 left to right The 1 character format field f specifies the format of each d
62. ule These streams are very useful for acquiring data at up to three separate concurrent rates with minimal intrusion by the host Most TCP IP commands that return immediate data in their response or cause data to be eventually returned via autonomous data streams have a format code a number between 0 and 8 that establishes the format of all the data both sent or returned The first few format codes 0 1 2 and 5 select various human readable data These are ASCII numerical strings with individual data values separated by space characters Such formats require conversion between the host command format and the native internal module data format always 32 bit integers or 32 bit IEEE single floating point big endian quantities Normally the host command or response contains numbers with a decimal with sign and decimal point or hexadecimal dump representation The last two format codes 7 and 8 send or return pure binary data 32 bit IEEE Floating Single or Integer big endian or little endian that only a computer can read Such formats are the most efficient for transferring data between host computer and module firmware since little conversion is required at each end When more than one datum of this type appears in a command response or stream the individual data values follow one another 4 bytes 32 bits at a time without any separators between them Each command description below with format choices has a small table showing
63. umber Complete description of problems symptoms Bill To and Ship To address Purchase order number not required by PSI warranty repairs Customer contact and telephone number The above information including the RMA number must be on the customer s shipping documents that accompany the equipment to be repaired PSI also requests that the outside of the shipping container be labeled with the RMA number to assist in tracking the repairs All equipment should be sent to the following address ATTN PSI REPAIR DEPARTMENT 7 digit RMA number Pressure Systems Inc 34 Research Drive Hampton Virginia 23666 Page ii www PressureSystems com Pressure Systems Inc Model 9046 User s Manual PSI will return warranty items prepaid via UPS GROUND If the customer desires another method of return shipment PSI will prepay and add the shipping charges to the repair bill Incoming freight charges are the customer s responsibility The customer is also responsible for paying shipping charges to and from PSI for any equipment not under warranty All products covered under the PSI warranty policy will be repaired at no charge An analysis fee will be charged to quote the cost of repairing any item not under warranty If for any reason the customer decides not to have the item repaired the analysis fee will still be charged If the quote is approved by the customer the analysis fee will be waived The quote for repair will be based on the PSI flat
64. uple mode When the jumper is not installed it will function in the resistance mode In this mode the Vb channel is internally connected to measure the voltage drop Vb across an internal precision resistor The processor then solves for line current which is a result of an internal reference voltage being passed through the unknown resistance RTD Thermistor Resistor etc Now that the current is known and the Voltage Va is known the resistance is calculated By performing a table lookup or polynomial calculation the proper engineering unit value is obtained and returned in a packet via the Ethernet connection Page 3 www PressureSystems com Pressure Systems Inc Sockets for temperature transducer Sockets for resistance excitation Precision Temperature Device Non Universal SCM Model 9046 User s Manual Jumper sockets for thermocouple resistance mode selection jumper thermocouple Sockets for temperature transducer Sockets for resistance excitation Precision Temperature Device Universal SCM Figure 1 2 Signal Conditioning Module SCM 1 1 3 2 Open Circuit Detection The SCM without the open circuit detect feature is used where an electronic engine control package is used which requires a high degree of isolation from ground in order to reduce offsets in the temperature signal This unit will handle thermocouples only and has no jumper 2 0 Setup Instructions Use the procedures in this sect
65. y jumper thermocouple without open circuit detection 1 1 3 1 Thermocouple Cold Junction Compensation To accomplish cold junction compensation the thermocouple SCMs incorporate a precision temperature device located between the thermocouple input sockets It is in close proximity 1 16 or 1 5 mm to the actual contacts This gives very precise junction temperature measurement which contributes to the overall accuracy of the module Sixteen of the multiplexer channels are used to scan the embedded precision temperature devices The processor then calculates the junction temperature The temperature this precision temperature device reports a voltage that will be referred to as Vb is limit checked and stored for use in the Engineering Unit EU calculation to compensate for junction temperature Junction temperatures which deviate by a preset amount from the average of the other junction temperatures will issue an alarm to the external host An alarm will also be issued if the absolute temperature of any junction exceeds the rated operating temperature of the 9046 The thermocouple channels are then scanned and the voltages used in the EU calculation The EU calculation uses previously defined coefficients to determine thermocouple type engineering unit and calibration offset The universal SCM incorporates the thermocouple and resistance circuitry in the same package A jumper can be installed to tell the SCM to operate in the thermoco

Model 9046 Intelligent Temperature Scanner User`s Manual August

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