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Ronde & Schwarz 1424.6721K02, User Manual

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Page 1: ...R S NRP18S xx High Power Three Path Diode Power Sensors User Manual 1178368602 Version 07 ÜTä2 ...

Page 2: ...5 81671 Muenchen Germany Phone 49 89 41 29 0 Email info rohde schwarz com Internet www rohde schwarz com Subject to change data without tolerance limits is not binding R S is a registered trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners 1178 3686 02 Version 07 R S NRP18S xx Throughout this manual products from Rohde Schwarz are indicated without the symbol for example...

Page 3: ... sheets and brochures 10 2 1 7 Release notes and open source acknowledgment OSA 10 2 1 8 Application notes application cards white papers etc 10 2 2 Key features 10 3 Preparing for use 12 3 1 Unpacking and checking 12 3 2 Choosing the operating site 12 3 3 Considerations for test setup 13 3 4 Connecting to a DUT 13 3 5 Powering the power sensor 14 3 6 Connecting a cable to the host interface 15 3 ...

Page 4: ...rogram 30 6 2 2 Using remote control 32 7 Replacing an R S NRP Zxx with an R S NRP18S xx 34 7 1 Important difference 34 7 2 Prerequisites 34 8 Remote control commands 35 8 1 Conventions used in SCPI command descriptions 35 8 2 Notations 36 8 3 Common commands 37 8 4 Preparing for the measurement 41 8 4 1 Selecting the reference source 41 8 4 2 Selecting a measurement path 41 8 4 3 Selecting a meas...

Page 5: ...ng 95 8 11 Testing 97 8 12 Configuring the system 98 8 12 1 Configuring general functions 98 8 13 Using the status register 106 8 13 1 General status register commands 107 8 13 2 Reading the CONDition part 107 8 13 3 Reading the EVENt part 108 8 13 4 Controlling the ENABle part 108 8 13 5 Controlling the negative transition part 108 8 13 6 Controlling the positive transition part 109 9 Performing ...

Page 6: ...tatus register 122 10 2 3 Questionable status register 123 10 2 4 Standard event status and enable register ESR ESE 126 10 2 5 Operation status register 127 11 Troubleshooting 135 11 1 Displaying status information 135 11 2 Performing a selftest 135 11 3 Problems during a firmware update 135 11 4 Contacting customer support 136 12 Transporting 137 13 Maintenance storage and disposal 138 13 1 Regul...

Page 7: ...ed in many languages as printed Safety Instructions The printed Safety Instructions are delivered with the product Throughout the documentation safety instructions are provided when you need to take care during setup or operation 1 1 Safety instructions Products from the Rohde Schwarz group of companies are manufactured according to the highest technical standards To use the products safely follow...

Page 8: ...ls on page 8 Environment safety See Table 1 1 Identification of the product The name plate at the rear side of the power sensor contains the serial number that uniquely identifies the power sensor Table 1 1 Labels regarding environment safety Labeling in line with EN 50419 for disposal of electrical and electronic equipment after the prod uct has come to the end of its service life For more inform...

Page 9: ... power sensor 2 1 2 User manuals Contains the description of all instrument modes and functions It also provides an introduction to remote control a complete description of the remote control commands with programming examples and information on maintenance and interfaces Includes the contents of the getting started manual 2 1 3 Tutorials Tutorials offer guided examples and demonstrations on opera...

Page 10: ...Open Source Acknowledgment is provided on the user documentation CD ROM included in the delivery It contains verbatim license texts of the used open source soft ware www rohde schwarz com firmware nrp_s_sn 2 1 8 Application notes application cards white papers etc These documents deal with special applications or background information on particu lar topics www rohde schwarz com application nrp18s...

Page 11: ...ters is not trivial and not all attenua tors are sufficiently stable To enable high precision power measurements with R S NRP18S xx power sensors each included attenuator is highly stable and accurately calibrated on site The factory provided calibration data is stored in the factory calibra tion data set of the sensor and includes the precisely determined S parameter values At start up of the pow...

Page 12: ...perating site Specific operating conditions ensure proper operation and avoid damage to the prod uct and connected devices For information on environmental conditions such as ambi ent temperature and humidity see the data sheet Electromagnetic compatibility classes The electromagnetic compatibility EMC class indicates where you can operate the product The EMC class of the product is given in the d...

Page 13: ...n cable ends Ensure that connected external devices comply with EMC regulations Signal input and output levels Information on signal levels is provided in the data sheet Keep the signal levels within the specified ranges to avoid damage to the product and connected devices The test limits specified on the name plate apply only if the power sensor is operated together with the RF power attenuator s...

Page 14: ...connector Never rotate the power sensor itself Tighten the RF connector manually To disconnect from the DUT NOTICE Risk of damaging the center pin of the RF connector Always rotate only the union nut of the RF connector Never rotate the power sensor itself If the attenuator is attached to the power sensor a Carefully loosen the union nut of the RF connector at the input of the attenua tor b Remove...

Page 15: ...e to the host interface of the power sensor 1 Insert the screw lock cable connector into the host interface connector of the power sensor 2 Tighten the union nut manually To disconnect the host interface of the power sensor 1 Loosen the union nut of the screw lock cable connector 2 Remove the cable 3 7 Connecting to a controlling host As a controlling host you can use Computer Base unit For operat...

Page 16: ... See To connect a cable to the host interface of the power sensor on page 15 2 Connect the R S NRP ZKU cable to the computer 3 NOTICE Incorrectly connecting or disconnecting the power sensor can damage the power sensor or lead to erroneous results Ensure that you connect or discon nect the power sensor as described in Chapter 3 4 Connecting to a DUT on page 13 Connect the power sensor to the signa...

Page 17: ...trigger input and trigger output signals optional Setup 1 2 3 4 8 9 7 6 5 10 Figure 3 2 Setup with an R S NRP Z5 sensor hub 1 External power supply unit 2 Connect to AC power supply 3 Connect to computer with USB host interface 4 Optional Connect to trigger source 5 Optional Connect to triggered device 6 R S NRP Z5 sensor hub 7 Signal source DUT 8 Attenuator 9 R S NRP18S xx power sensor 10 R S NRP...

Page 18: ... sensors to the signal sources 5 Connect the delivered external power supply unit to the R S NRP Z5 and to an AC supply connector 6 Connect the trigger input of the R S NRP Z5 with a BNC cable to the trigger source optional 7 Connect the trigger output of the R S NRP Z5 with a BNC cable to the trigger device optional 8 On the computer start a software application to view the measurement results Se...

Page 19: ...I O connector see Chapter 4 4 Trigger I O connector on page 20 4 1 RF connector The RF connector is used for connecting the power sensor to a device under test DUT or a signal generator See Chapter 3 4 Connecting to a DUT on page 13 The RF connector type is an N connector Use it to connect to the following Included attenuator which is in turn connected to a device under test DUT or a signal genera...

Page 20: ...tatic error You can query the error type with SYSTem SERRor Fast flashing red Critical static error You can query the error type with SYSTem SERRor Note If this state occurs after a firmware update the update was not successful Perform the firmware update again See also Chapter 11 3 Problems during a firmware update on page 135 4 3 Host interface The host interface is used for establishing a conne...

Page 21: ...Power sensor tour R S NRP18S xx 21 User Manual 1178 3686 02 07 Further information Chapter 8 5 2 Triggering on page 46 Trigger I O connector ...

Page 22: ... the R S NRP Toolkit depend on the operating system 5 1 1 Versions and downloads The R S NRP Toolkit is available for Microsoft Windows operating systems as listed in Chapter 5 1 2 System require ments on page 22 Linux distributions macOS Several R S NRP Toolkit versions are available on your documentation CD ROM The latest version for Windows is available at www rohde schwarz com software nrp too...

Page 23: ...ller on the Windows based computer In the NRP Toolkit Setup dialog the correct R S NRP Toolkit version for your operating system 32 bit or 64 bit is already selected 2 Enable the components you want to install NRP Toolkit SDK The software development kit SDK provides programming examples for the R S power sensors See Chapter 9 Performing measurement tasks programming examples on page 110 IVI Share...

Page 24: ...ide PDF that is also available in the Start menu The guide explains the network setup Firmware Update You can use the Firmware Update for NRP Family program to load new firmware for the power sensors See Chapter 6 Firmware update on page 30 NRP Version Display Displays version information of all installed power measurement relevant software packages R S NRP Z Uncertainty Calculator Determines the ...

Page 25: ... NRP18S xx power sensor R S NRP ZKU cable or an R S NRP Z5 sensor hub and an R S NRP ZK6 cable to connect the sensor to the computer Windows computer with installed R S NRP Toolkit V 4 20 or higher R S NRPV version 3 2 or higher refer to the operating manual of the R S NRPV for a description of the installation process Setup 1 2 3 4 5 6 7 Figure 5 1 Setup with an R S NRPV 1 Signal source 2 Attenua...

Page 26: ... An active measurement signal during zeroing causes an error 4 Switch on the test signal of the signal source 5 Start a measurement 5 4 R S Power Viewer The R S Power Viewer is software that simplifies many measurement tasks It is provi ded on your documentation CD ROM and on the Rohde Schwarz website as a sepa rate standalone installation package Required equipment R S NRP18S xx power sensor R S ...

Page 27: ... the cables as shown in Figure 5 2 For a detailed description refer to Chapter 3 7 1 1 Simple USB connection on page 16 Starting a measurement For a detailed description refer to the operating manual of the R S Power Viewer The manual is installed automatically during the installation of the R S Power Viewer 1 Start the R S Power Viewer 2 If you use the power sensor without the attenuator supplied...

Page 28: ...R S NRP Series Power Sensors with AndroidTM Handheld Devi ces application note gives a detailed description on installation and features of the R S Power Viewer Mobile The application note is provided on the documentation CD ROM and at www rohde schwarz com application nrpz 5 6 R S NRX In a measurement the R S NRX uses all sensor dependent measurement functions and displays the results Thus you ca...

Page 29: ...X and the connected R S power sensors a Press the Preset key b Tap Preset All parameters are set to their defaults 2 If you use the power sensor without the attenuator supplied in the delivery or with another 2 port device adjust the S parameter correction See Chapter 8 8 4 3 S parameter correction on page 80 3 Note Turn off all measurement signals before zeroing An active measurement signal durin...

Page 30: ...ments are essential See Checking the prerequisites on page 30 6 2 Updating the firmware Do not interrupt the firmware update because an interruption can lead to missing or faulty firmware Take special care not to disconnect the power supply while the update is in progress Interrupting the power supply during the firmware update most likely leads to an unusable power sensor that needs to be sent in...

Page 31: ...one of the following actions a Click Rescan to search for attached power sensors b Check whether all necessary drivers are installed on the computer For example if the VISA library is not installed on the computer no VISA power sensor is accessible See also Troubleshooting on page 32 5 Under Device select the power sensor you want to update Note The Hostname or IP Address field is not used during ...

Page 32: ...ager Windows tries in vain to find a USB driver for the power sensor Install a recent VISA software Further information Chapter 11 3 Problems during a firmware update on page 135 6 2 2 Using remote control If you want to integrate a firmware update function in an application use SYSTem FWUPdate on page 100 Example You want to update your R S NRP18S with the NRPxSN_02 30 21062301 rsu file This file...

Page 33: ...2884 Number that specifies the file size file_contents Contents of the rsu file byte by byte 0x0a Delimiter In this example you write exactly 10242905 bytes to the power sensor for example by using a viWrite function The 10242905 bytes result from the values of the list above 9 1 1 1 8 10242884 1 In a pseudo string notation the memory block looks as follows SYST FWUP 810242884 file_contents 0x0a U...

Page 34: ...rmware is loaded Because the USB power sensors are plug and play devices the drivers are loaded after enumeration in the host system For the R S NRP Zxx power sensors the whole process takes 4 s to 5 s For USB power sensors the process can take up to 8 s Otherwise the R S NRP Zxx power sensors and the USB power sensors are compati ble as far as possible 7 2 Prerequisites Install the R S NRP Toolki...

Page 35: ...ing parameters Parameters required only to refine a query are indicated as Query parameters Parameters that are only returned as the result of a query are indicated as Return values Conformity Commands that are taken from the SCPI standard are indicated as SCPI con firmed All commands used by the R S NRP18S xx follow the SCPI syntax rules Asynchronous commands A command which does not automaticall...

Page 36: ...systems permit certain keywords to be inserted into the header or omitted These keywords are marked by square brackets in the description The power sensor must recognize the long command to comply with the SCPI standard Some commands are considerably shortened without these optional mnemonics So you can use the short or long form for the commands distinguished here by upper case and lowercase lett...

Page 37: ...ous ON starts the measurements Command INITiate CONTinuous OFF stops the measurements Parameters in braces can be included in the command once several times or not at all 8 3 Common commands The common commands are taken from the IEEE 488 2 IEC 625 2 standard The headers of these commands consist of an asterisk followed by three letters CLS 37 ESE 38 ESR 38 IDN 38 IST 38 OPC 38 OPT 39 PRE 39 RCL 3...

Page 38: ...o Usage Query only IDN Identification Returns a string with information on the sensor s identity device identification code In addition the version number of the installed firmware is indicated Usage Query only IST Individual status Returns the current value of the IST flag in decimal form The IST flag is the status bit which is sent during a parallel poll Usage Query only OPC Operation complete S...

Page 39: ...ge Query only PRE register Parallel poll register enable Sets the parallel poll enable register to the specified value or queries the current value Parameters register Range 0 to 255 RST 0 RCL number Recall Calls the device state which has been stored with the SAV command under the speci fied number Setting parameters number Range 0 to 9 RST 0 Usage Setting only RST Reset Sets the instrument to a ...

Page 40: ...us byte Returns the contents of the status byte in decimal form Usage Query only TRG Trigger Triggers a measurement if the following conditions are met Power sensor is in the waiting for trigger state Trigger source is set to BUS See TRIGger SOURce BUS Usage Event TST Selftest Triggers a selftest of the R S NRP18S xx and outputs the result 0 indicates that no errors have occurred Usage Query only ...

Page 41: ...efers typically to a precision stabilized time base Parameters source INTernal EXTernal HOST INTernal Internal precision oscillator EXTernal HOST External signal supplied at the host interface connector RST If the sensor boots or reboots the source is set to INTernal If the sensor is reset the source setting is kept unchanged Example ROSC SOUR INT 8 4 2 Selecting a measurement path The RANGe subsy...

Page 42: ...er However the S N ratio is reduced at the lower limits of the transition ranges Parameters level Range 20 00 to 0 00 RST 0 00 Default unit dB 8 4 3 Selecting a measurement mode Before starting a measurement select the measurement mode using SENSe Sensor FUNCtion The available measurement modes and how to configure them are described in Chapter 8 7 Configuring the measurement modes on page 61 SENS...

Page 43: ...the FETCh Sensor SCALar POWer AVG command reads use the CALCulate FEED command before the measurement is ini tiated Depending on the measurement mode the following settings are possible SENS FUNC Possible CALC FEED Meaning POWer AVG POWer AVERage Average value POWer PEAK Peak value POWer RANDom Randomly selected value from the measurement interval POWer BURSt AVG POWer AVERage Average value POWer ...

Page 44: ... mode NONE MINMax RNDMax NONE No additional values are measured MINMax Minima and maxima of the trace are transmitted together with the measured value Usually extreme values are lost due to averaging the measured values RNDMax Randomly selected samples are transmitted All evaluations use these values instead of the average values RST NONE 8 5 Controlling the measurement The power sensor offers a b...

Page 45: ... the measurement Depending on the number of trigger events that are required e g for averaging the power sensor enters the waiting for trigger state several times Once the entire measurement is completed a measurement result is available and the power sensor enters the idle state again Use this command only after the continuous measurement mode has been disabled using INITiate CONTinuous OFF See a...

Page 46: ...nt cycle The following states are defined Idle The power sensor performs no measurement After powered on the power sensor is in the idle state Waiting for trigger The power sensor waits for a trigger event that is defined by the trigger source When the trigger event occurs the power sensor enters the measuring state Measuring The power sensor is measuring data It remains in this state during the m...

Page 47: ...he remote command TRIGger IMMediate Immediate Measures immediately does not wait for trigger condition Internal Uses the input signal as trigger signal TRIGger IMMediate External 1 Uses the digital input signal supplied using a dif ferential pair in the 8 pin sensor cable TRIGger IMMediate External 2 Uses the digital input signal supplied at the SMB connector TRIGger IMMediate Bus Triggered by the...

Page 48: ...also unambiguous triggering for many complex signals If you use a hold off time instead of a dropout time you can obtain stable triggering conditions regular triggering at the same point But you cannot achieve exclusive trig gering at A 8 5 2 5 Hold off time During the hold off time a period after a trigger event all trigger events are ignored p t A B C D E F G H 1 2 3 1 Hold off time 2 Trigger hy...

Page 49: ...ty This means that for each partial measurement a new average value is output as a measurement result Thus the measurement result is a moving average of the last partial measurements How many of the partial measurements are averaged is defined by the average count Useful if you want to detect trends in the result during the measurement 8 5 4 Interplay of the controlling mechanisms In the following...

Page 50: ...re time As defined by the average count after 4 measurements the result is averaged and available During the whole mea surement cycle the trigger synchronization is high TRIGger SYNC STATe ON 1 2 3 4 5 6 7 8 1 Start of the measurement cycle 2 Trigger event 3 Noninverted chopper phase 4 Inverted chopper phase 5 Duration of one aperture time 1 x tAP length of one chopper phase 6 Measurement result 7...

Page 51: ...t During the settling phase the amount of the result is already correct but the noise is higher After 4 measurements when the average count is reached settled data is available When the trigger count is reached TRIGger COUNt on page 55 the power sensor returns to the idle state 1 3 4 2 5 6 7 8 1 Start of the measurement cycle 2 Trigger events 3 Noninverted chopper phase 4 Inverted chopper phase 5 ...

Page 52: ...ENSe Sensor TRACe AVERage COUNt 2 SENSe Sensor TRACe AVERage STATe ON Example Repeating termination control Further settings for this example SENSe Sensor TRACe AVERage TCONtrol REPeat Every chopper phase is started by a trigger event and lasts the defined trace time Dur ing a chopper phase the trigger synchronization is high TRIGger SYNC STATe ON After 2 chopper phases 1 measurement is completed ...

Page 53: ...rement cycle 2 Trigger events 3 Noninverted chopper phase 4 Inverted chopper phase 5 Trigger synchronization 6 Averaged trace data result after trace average count is reached 7 Trace measurement result before average count is reached 8 Return to the start of the measurement cycle Example Average count 1 SENSe Sensor TRACe AVERage COUNt 1 For average count 1 the setting of the termination control h...

Page 54: ...IGger SLOPe 58 TRIGger SOURce 58 TRIGger SYNC PORT 59 TRIGger SYNC STATe 59 TRIGger ATRigger DELay delay Effective only if TRIGger ATRigger STATe is set to ON Sets the delay between the artificial trigger event and the beginning of the actual mea surement Parameters delay Range 0 1 to 5 0 RST 0 3 Default unit Seconds TRIGger ATRigger EXECuted Queries the number of measurements that were triggered ...

Page 55: ...y when the current result is available This command is particularly useful in conjunction with buffered measurements For example to fill a buffer with a predefined size with measurements that have been trig gered externally or by TRG without having to start the measurement multiple times Parameters count Range 1 to 8192 RST 1 Example See Chapter 9 3 Performing a buffered continuous average measure...

Page 56: ...Rce EXTernal2 is set Sets termination resistance of the second external trigger input Choose the setting that fits the impedance of the trigger source to minimize reflections on the trigger sig nals Suffix 2 2 2 Parameters impedance HIGH LOW HIGH 10 kΩ LOW 50 Ω RST HIGH TRIGger HOLDoff holdoff Sets the hold off time see Chapter 8 5 2 5 Hold off time on page 48 Parameters holdoff Range 0 00 to 10 0...

Page 57: ...st signal If an S parameter device and or the offset correction are active the currently effective trigger threshold and a trigger threshold to be input are referenced to the appropriately shifted sensor data If the S parameter device and or the offset correction are disabled the trigger thresh old and its input limits are adjusted as necessary If you enter a value without unit the unit is defined...

Page 58: ...own trigger event If enabled select the output port for the trigger signal using TRIGger SENDer PORT Typically the trigger sender uses its internal trigger source But you can also trigger the trigger sender externally because the power sensor has got two external trigger con nectors If you trigger the trigger sender externally use EXTernal1 as external trigger input port trigger source and EXTerna...

Page 59: ...as the sensor remains in the mea surement state Thus ensures that a new measurement is only started after all power sensors have completed their measurements Make sure that the number of repetitions is the same for all power sensors involved in the measurement Otherwise the trigger bus is blocked by any power sensor that has completed its measurements before the others and has returned to the idle...

Page 60: ...yte the most significant byte Fulfills the Little Endian little end comes first convention used by x86 x64 CPUs for example SWAPped The 1st byte is the most significant byte the 4th 8th byte the least significant byte Fulfills the Big Endian big end comes first convention RST NORMal Example FORM BORD NORM FORMat SREGister sregister Specifies which format is used for the return value of STB Paramet...

Page 61: ...needed for configuring a measurement mode are descri bed Further information Chapter 8 8 Configuring basic measurement parameters on page 73 Chapter 8 5 Controlling the measurement on page 44 Contents Continuous average measurement 61 Burst average measurement 65 Timeslot measurement 66 Trace measurement 68 8 7 1 Continuous average measurement The continuous average mode measures the signal averag...

Page 62: ...behavior of the measuring instrument To obtain optimum suppression of variations in the result exactly adapt the modulation period to the size of the sampling window Otherwise the modulation can have a con siderable influence even if the sampling window is much larger than the modulation period Calculating the measurement time Normally the measurement time is calculated as follows MT 2 AC APER 2 A...

Page 63: ... continuous average measure ments See also Chapter 9 2 2 Triggered fast unchopped continuous average mea surement on page 112 Parameters integration_time Range 8 0e 6 to 2 00 RST 0 02 Default unit Seconds SENSe Sensor POWer AVG BUFFer CLEar Clears the contents of the result buffer in continuous average mode Example BUFF CLE Usage Event SENSe Sensor POWer AVG BUFFer COUNt Available in continuous av...

Page 64: ... can set the size of the buffer using SENSe Sensor POWer AVG BUFFer SIZE Parameters state ON OFF RST OFF Example BUFF STAT OFF SENSe Sensor POWer AVG FAST state Enables or disables a fast unchopped continuous average measurement If enabled the average count is enforced to 1 and any setting for average count is silently ignored You can increase the measurement accuracy by increasing the duration of...

Page 65: ...asurement sig nal rises above a set trigger level The measurement ends when the signal drops below a trigger threshold Power Time Trigger level Dropout time Dropout tolerance Pulse interval Figure 8 2 Burst average parameters To prevent power drops due to modulation from being erroneously interpreted as the end of a pulse you must define the dropout tolerance The dropout tolerance is a time interv...

Page 66: ...the signal level no longer exceeds the trigger level See Figure 8 2 Parameters tolerance Range 0 00 to 0 30 RST 1 000e 6 Default unit Seconds SENSe Sensor POWer BURSt LENGth Queries the length of a burst pulse interval the time between the trigger point of the measurement and the time the trigger logic detects the end of the pulse See Fig ure 8 2 Usage Query only 8 7 3 Timeslot measurement The tim...

Page 67: ... coincides with the delayed trigger point Defining a time interval for the measurement At the beginning and at the end of the measurement interval you can define time inter vals that are excluded from the measurement see Chapter 8 8 3 Excluding intervals on page 77 Remote commands SENSe Sensor POWer TSLot AVG COUNt 67 SENSe Sensor POWer TSLot AVG WIDTh 68 SENSe Sensor POWer TSLot AVG EXCLude MID O...

Page 68: ...limit is outside the timeslot correct results are obtained In the extreme case where the interval length has been set to a value greater than the timeslot length 0 W is out put as the measured power No error message is output Parameters time Range 0 00 to 0 10 RST 0 00 Default unit Seconds SENSe Sensor POWer TSLot AVG EXCLude MID STATe state Enables or disables the blanking out of time intervals i...

Page 69: ...T 4 SENSe Sensor TRACe AVERage TCONtrol mode Available in trace mode Defines how the measurement results are output This is called termination control See also Chapter 8 5 Controlling the measurement on page 44 Parameters mode MOVing REPeat MOVing Outputs intermediate values to facilitate early detection of changes in the measured quantity In the settled state that means when the number of measure...

Page 70: ...f data returned can contain up to 3 blocks of user data Basically the SENSe Sensor AUXiliary response represents a definite length arbitrary block response data as defined in IEEE488 2 This object consists of a header and content In principle the response has the format as shown in Figure 8 4 n LLLL user data content LF Header Figure 8 4 Response format Header Starting character n Single digit tha...

Page 71: ... tor is f for 4 byte IEEE754 float data type little endian 3 Single digit that defines how many of the following digits are interpreted as the number of con tained float values 4 User data length Number consisting of as many digits as specified by 3 This number gives the number of con tained float values contained in the user data 5 User data Measurement result values in the format that is describ...

Page 72: ... ing relative to the trigger event is set using TRIGger DELay Parameters time Range 500 ms TRGger DELay to 100 s RST 0 0 Default unit Seconds Example TRAC OFFS TIME 1 0 SENSe Sensor TRACe POINts points Sets the number of required values per trace sequence Parameters points Range 1 to 100000 RST 260 SENSe Sensor TRACe REALtime state Available in trace mode If disabled each measurement from the powe...

Page 73: ...NSe Sensor AVERage COUNt 73 SENSe Sensor AVERage COUNt AUTO 74 SENSe Sensor AVERage COUNt AUTO MTIMe 74 SENSe Sensor AVERage COUNt AUTO NSRatio 74 SENSe Sensor AVERage COUNt AUTO RESolution 75 SENSe Sensor AVERage COUNt AUTO SLOT 75 SENSe Sensor AVERage RESet 75 SENSe Sensor AVERage COUNt AUTO TYPE 76 SENSe Sensor AVERage TCONtrol 76 SENSe Sensor AVERage STATe 76 SENSe Sensor AVERage COUNt count S...

Page 74: ...Nt AUTO TYPE is set to NSRatio Thus it limits the length of the filter Parameters maximum_time Range 0 01 to 999 99 RST 4 00 Default unit Seconds SENSe Sensor AVERage COUNt AUTO NSRatio nsr Determines the relative noise component in the measurement result for the measure ment modes with scalar results These measurement modes arecontinuous average burst average and timeslot provided the particular ...

Page 75: ...VERage RESet Deletes all previous measurement results that the averaging filter contains and initial izes the averaging filter The filter length gradually increases from 1 to the set averag ing factor Thus trends in the measurement result become quickly apparent Note that the measurement time required for the averaging filter to settle completely remains unchanged Use this command if High averagin...

Page 76: ...ilitate early detection of changes in the measured quantity In the settled state that means when the number of measurements specified by the average count has been performed a moving average is output REPeat Specifies that a measurement result is not output until the entire measurement has been completed This means that the number of measurement cycle repetitions is equal to the set average count ...

Page 77: ...et for broadband signals e g spread spectrum signals multi carrier signals Parameters frequency Range 0 0 to 110 0e9 RST 50 0e6 Default unit Frequency Example FREQ 10000 8 8 3 Excluding intervals In the burst average and timeslot modes you can define a time interval at the begin ning or at the end of an integration interval that is excluded from the measurement result See in Figure 8 6 p t 2 1 3 4...

Page 78: ...0 RST 0 0 Default unit Seconds 8 8 4 Configuring corrections It is possible to set some parameters that compensate for a change of the measured signal due to fixed external influences Duty cycle corrections 78 Offset corrections 79 S parameter correction 80 S gamma corrections 82 I gamma queries 83 Using the S Parameters program 84 8 8 4 1 Duty cycle corrections The duty cycle is the percentage of...

Page 79: ... coupling attenua tion of a directional coupler is considered with a positive offset That means the power sensor calculates the power at the input of the attenuator or the directional coupler A negative offset can be used to correct the influence of an amplifier connected ahead Using S parameters instead of a fixed offset allows more precise measurements because the interaction between the power s...

Page 80: ...livered attenuator are stored in the factory calibra tion data set of the power sensor If you use this attenuator its effect on the measure ment is compensated arithmetically If you use a base unit or software to operate the power sensor the base unit or soft ware automatically recognizes the activated S parameter device in the power sensor and activates the S parameter correction See also Chapter...

Page 81: ...nloaded to the power sensor The result of the query indicates the consecutive number and mnemonic of each data set Usage Query only SENSe Sensor CORRection SPDevice SELect num Selects a downloaded data set for S parameter correction See also Chapter 8 8 4 3 S parameter correction on page 80 Parameters num Range 1 to 1999 RST 1 can differ if a calibration set defines another value SENSe Sensor CORR...

Page 82: ... is performed in combination with an S parameter correction SENSe Sensor CORRection SPDevice STATe ON the following is consid ered Interaction of the signal source with the S parameter device Input of the power sensor depending on the transmission expressed by the term s12s21 The interaction between the complex reflection coefficient Γsensor of the power sensor and the reflection of port 2 is expr...

Page 83: ...e complex reflection coefficient of the source Γsource Parameters phase Range 360 0 to 360 0 RST 0 0 8 8 4 5 I gamma queries For the current frequency queries the complex input reflection coefficient Γin of the fol lowing Power sensor if the S parameter correction is disabled SENSe Sensor SGAMma CORRection STATe OFF S parameter device if the S parameter correction is enabled S11 in Figure 8 9 SENS...

Page 84: ...f the complex input reflec tion coefficient Γin Following gamma correction the residual mismatch uncertainty becomes so small that it is practically negligible Example IGAM EUNC Query 5 000000E 03 Response Usage Query only 8 8 4 6 Using the S Parameters program The S Parameters program helps loading an S parameter table into the power sensor The S Parameters program is part of the R S NRP Toolkit ...

Page 85: ...86 Global Flags 87 S Parameter Correction ON by Default 87 S Parameter Correction State Locked 87 S Parameter Device Locked 87 Use Flags in Factory Cal Data Set 88 Device table 88 Menu bar Contains the following submenus File Menu bar Provides options for loading and saving calibration data files see To change the S parameter data on page 90 To load an uncertainty parameter file on page 91 Configu...

Page 86: ...ol timeouts and dis playing calibration data as plain text User Data Options Menu bar Opens the User Data dialog Here you can enter the name of the calibration laboratory and the calibration engineer that is stored in the calibration data set if changes are made Remote Options Menu bar Opens the Remote Control Settings dialog It is normally not necessary to change timeouts Show Cal Data Options Me...

Page 87: ...bal Flags If enabled the state that is selected with S Parameter Correction ON by Default is locked and cannot be changed using SENSe Sensor CORRection SPDevice STATe R S NRP2 base unit S Parameter Device Locked Global Flags If enabled the S parameter device that is selected as the default device in the table of S parameter devices is locked and cannot be changed using SENSe Sensor CORRection SPDe...

Page 88: ...actory calibration data set prevent it Device table Shows a list of all S parameter devices that are available in the calibration data set If you double click an entry a dialog for the device is opened that allows to import export and edit S parameter data See To change the S parameter data on page 90 Performing configuration tasks In this chapter different configuration tasks performed with the p...

Page 89: ...connect ing the power sensor you can reload the list by clicking Rebuild List 4 Click Upload to load calibration data from the power sensor After the upload is finished the OK button is enabled 5 Click OK to apply the changes If you want to discard the changes exit the dialog by clicking Cancel After a successful upload the name and serial number are shown in the name of the main dialog Configurin...

Page 90: ...here you can select the location to save the calibration data To change the S parameter data 1 In the device table double click an entry See also Device table on page 88 2 Select File Import S2P 3 Select the S2P file you want to import 4 Confirm with Open The data from the selected file is loaded in the device table All uncertainties are set to zero Configuring basic measurement parameters ...

Page 91: ... the sensor itself and the minimum attenuation of the S parameter device If the Upper Power Limit W entry is higher than the power dissipation rating of the attenuator reduce it accordingly 8 Click OK to apply the changes If you want to discard the change click Cancel To load an uncertainty parameter file 1 In the device table double click an entry See also Device table on page 88 2 Select File Im...

Page 92: ...he data to the power sensor a confirmation message is displayed The sensor can be used with the new S parameter data S2P measurement data files S2P files are human readable text files that contain header information and the com plex S parameters of the device under test in columns This chapter briefly describes the format of the S2P file An S2P measurement data file has the following structure squ...

Page 93: ...urement frequencies The measurement frequencies are listed in ascending order and are specified as follows fi s11 fi s21 fi s12 fi s22 fi where fi is the i th frequency and sjk fi is the display format as specified in the option line sjk fi arg sjk fi Display format for linear magnitude and phase in degree MA 20 lg sjk fi arg sjk fi Display format for magnitude in dB and phase in degree DB Re sjk ...

Page 94: ...y and unc sjk fi is the uncertainty of the S parameters that is forwarded as follows As extended absolute uncertainty k 2 for the magnitude of reflection parameters s11 and s22 As extended uncertainties k 2 in dB for the magnitude of transmission parameters s21 and s12 Comments Any line starting with an exclamation mark is interpreted as a comment line 8 9 Querying measurement results After the me...

Page 95: ...ot mode To configure the measurand use CALCulate FEED before the measurement is initi ated Usage Query only 8 10 Calibrating zeroing Zeroing removes offset voltages from the analog circuitry of the power sensor so that there are only low powers displayed if no power applied The zeroing process can take more than 8 seconds to complete Zeroing is recommended if The temperature has varied by more tha...

Page 96: ...emory required Example CAL DATA LENG Query 57392 Response Usage Query only CALibration USER DATA caldata Transfers the user calibration data set which mainly contains S parameter sets for user specific devices The query returns the data as it was downloaded to the power sensor before After downloading of a new user calibration data set to the power sensor the current S parameter correction setting...

Page 97: ...ffix Channel 1 to 4 Measurement channel if more than one channel is available Parameters state ONCE Only valid parameter for this command 0 Return value if no calibration is in progress Example CLS CAL1 ZERO AUTO ONCE Performs zeroing Takes several seconds SYST SERR Query 240 Response Warning Zero Calibration failed Results Degrading 8 11 Testing The selftest allows a test of the internal circuitr...

Page 98: ...0 SYSTem ERRor NEXT 100 SYSTem FWUPdate 100 SYSTem FWUPdate STATus 100 SYSTem HELP HEADers 101 SYSTem HELP SYNTax 101 SYSTem HELP SYNTax ALL 101 SYSTem INFO 101 SYSTem INITialize 102 SYSTem LANGuage 102 SYSTem LED COLor 102 SYSTem LED MODE 103 SYSTem MINPower 103 SYSTem PARameters 103 SYSTem PARameters DELTa 104 SYSTem PRESet 104 SYSTem REBoot 104 SYSTem RESTart 104 SYSTem RUTime 104 SYSTem SERRor...

Page 99: ... ALL Query 0 No error Response Usage Query only SYSTem ERRor CODE ALL Queries all unread entries in the SCPI communication error queue and removes them from the queue Returns a comma separated list of error numbers but no error description Example SYST ERR CODE ALL Query 0 Response No errors have occurred since the error queue was last read out Usage Query only SYSTem ERRor CODE NEXT Queries the S...

Page 100: ...e fwudata Loads new operating firmware into the power sensor Rohde Schwarz provides the update file For further details see Chapter 6 Firmware update on page 30 If you want to integrate a firmware update function in an application see the example given in Chapter 6 2 2 Using remote control on page 32 Setting parameters fwudata block_data Definite length arbitrary block data containing the direct c...

Page 101: ...ters Item block_data Usage Query only SYSTem HELP SYNTax Item Queries the relevant parameter information for the specified SCPI command Query parameters Item Example SYST HELP SYNT sens aver coun Usage Query only SYSTem HELP SYNTax ALL Queries the implemented SCPI commands and their parameters Returns the result as a block data Usage Query only SYSTem INFO item Queries information about the power ...

Page 102: ...rame ters are loaded in the same way as with RST The power sensor then outputs a com plete list of all supported commands and parameters With the command the remote control software can automatically adapt to the features of different types of sensors with different functionality Usage Event SYSTem LANGuage language Selects an emulation of a different command set Parameters language SCPI RST SCPI ...

Page 103: ...ries the lower power measurement limit This value changes if SENSe Sensor CORRection SPDevice STATe is set to ON The lower measurement limit refers to the sensor or to the combination of a sensor and the components connected ahead of it Use this query to determine a useful resolution for the result display near the lower measurement limit Usage Query only SYSTem PARameters Returns an XML output co...

Page 104: ...e following commands are persistently held INITiate CONTinuous SENSe AVERage TCONtrol SENSe TRACe AVERage TCONtrol Usage Event SYSTem REBoot Reboots the power sensor Usage Event SYSTem RESTart Restarts the firmware of the power sensor Usage Event SYSTem RUTime update_time Effective only in the NRP legacy mode Relevant only in continuous measurement mode INITiate CONTinuous ON Sets the result updat...

Page 105: ... yet and removes them from the queue Example SYST SERR LIST ALL Response 0 reported at uptime 2942 notice auto averaging exceeded maximum time Notification 0 removed at uptime 2944 notice auto averaging exceeded maximum time Notification Usage Query only SYSTem SERRor LIST NEXT Queries the list of static error changes for the oldest entry and removes it from the queue Returns an error number and a...

Page 106: ...me of the power sensor according to your requirements The specified name is displayed in the web user interface of the network power sensors The name that you specify here is independent from the hostname of the power sen sor However if you do not specify a name the hostname is used as default Parameters sensorname Example SYST NAME InputModule X5 SYSTem VERSion Queries the SCPI version that the c...

Page 107: ...NEXT Queries the most recent error queue entry and deletes it Positive error numbers indicate sensor specific errors Negative error numbers are error messages defined by SCPI If the error queue is empty the error number 0 No error is returned Usage Query only 8 13 2 Reading the CONDition part STATus DEVice CONDition STATus OPERation CALibrating CONDition STATus OPERation CONDition STATus OPERation...

Page 108: ... ENABle value STATus OPERation LLFail ENABle value STATus OPERation MEASuring ENABle value STATus OPERation SENSe ENABle value STATus OPERation TRIGger ENABle value STATus OPERation ULFail ENABle value STATus QUEStionable CALibration ENABle value STATus QUEStionable ENABle value STATus QUEStionable POWer ENABle value STATus QUEStionable WINDow ENABle value Parameters value RST 0 8 13 5 Controlling...

Page 109: ...TRansition value STATus OPERation PTRansition value STATus OPERation LLFail PTRansition value STATus OPERation MEASuring PTRansition value STATus OPERation SENSe PTRansition value STATus OPERation TRIGger PTRansition value STATus OPERation ULFail PTRansition value STATus QUEStionable CALibration PTRansition value STATus QUEStionable PTRansition value STATus QUEStionable POWer PTRansition value STA...

Page 110: ...nuous average mode INITiate initiates the measurement After RST the trigger system is set to TRIGger SOURce IMMediate That means the power sensor starts measuring when the measurement is started without waiting for a trigger condition After the measurement has been completed FETCh Sensor SCALar POWer AVG delivers the result to the output queue from which it can be fetched 9 2 Performing the fastes...

Page 111: ...ite BUFF STAT ON In this setting trigger count needs to be the same as buffer size write TRIG COUN BUFFER_SIZE_MAX Smallest aperture window is 10 us resulting in 100000 meas sec write SENS POW AVG APER 10e 6 Any errors occurred query SYST ERR ALL Start the configured untriggered continuous measurement write INIT CONT ON Let the sensor measure for 5 seconds timeEnd time now 5 0 numData 0 while time...

Page 112: ... HYST 1 Select the maximum possible buffer size BUFFER_SIZE_MAX query BUFF SIZE MAX write BUFF SIZE BUFFER_SIZE_MAX write BUFF STAT ON In this setting trigger count needs to be the same as buffer size write TRIG COUN BUFFER_SIZE_MAX Smallest aperture window of the sensor is 10 us However for the fast measurement you can set the aperture as low as 8 us in order to reliably detect each rising edge o...

Page 113: ...using BUS Trigger true or EXT Trigger false bool bUseBUSTrigger true Use the first NRP series sensor which is found if VI_SUCCESS SENSOR openFirstNrpSensor USB 0X0AAD INSTR Start with a clean state SENSOR write RST Auto Averaging OFF and set Average Count 4 SENSOR write SENS AVER COUN AUTO OFF SENSOR write SENS AVER COUN 4 Select the trigger source if bUseBUSTrigger We want to use TRG to trigger a...

Page 114: ...zed by a transistion to NOT MEASURING which is a negative transistion on bit 1 SENSOR write STAT OPER MEAS NTR 2 SENSOR write STAT OPER MEAS PTR 0 Collect 17 physical measurements for int i 0 i 17 i As a pre condition clear the event register by reading it int iDummy SENSOR query STAT OPER MEAS EVEN iDummy Trigger a single physical measurement either by TRG command or by an externally supplied pul...

Page 115: ...time length of a point since each point represents the time period resulting from the trace time divided by the number of points SENSe TRACe TIMe 20e 3 Set the trace offset time to delay the start point of the trace measurement for the specified time SENSe TRACe OFFSet TIME 50e 6 Configure the trigger TRIGger SOURce INTernal TRIGger SLOPe POSitive TRIGger DTIMe 0 001 TRIGger HYSTeresis 0 1 TRIGger...

Page 116: ...and the results can safely be retrieved For such applications it is recommended to use the status system of the sensor to find out whether the measurement is ready The advant age of this approach is that the polling loop can be exited canceled at any time and the application stays operable i e does not block basic setup similar to the previous example write RST write SENS FUNC XTIM POW write SENS ...

Page 117: ...lso check for cancel requests from the user or other break conditions while bMeasReady query STAT OPER MEAS EVEN iEvent bMeasReady iEvent 0x02 0 if bMeasReady sleep 1 if bMeasReady query SENS TRAC DATA bufResult further process the result in bufResult Trace measurement with synchronization to measurement complete ...

Page 118: ... HiSLIP protocol interfaces 10 1 1 USB interface For remote control using USB connection the computer and the power sensors must be connected via the USB interface A USB connection requires the VISA library to be installed VISA detects and configures the R S power sensors automatically when the USB connection is established Apart from the USBTMC driver which comes with the installation of the R S ...

Page 119: ... 10 0x0148 R S NRP18S 20 0x014A R S NRP18S 25 0x014C Example USB 0x0AAD 0x0148 100001 0x0AAD is the vendor ID for Rohde Schwarz 0x0148 is the product ID for the R S NRP18S 10 power sensor 100001 is the serial number of the particular power sensor 10 2 Status reporting system The status reporting system stores all information on the current operating state of the sensor and on errors which have occ...

Page 120: ...s register ESR Associated standard event status enable register ESE SCPI defined operation status register Questionable status register which contains detailed information on the device Table 10 3 Used status byte bits and their meaning Bit no Short description Bit is set if 1 Device status register summary A sensor is connected or disconnected or when an error has occurred in a sensor depending o...

Page 121: ...n the event status enable register Setting this bit denotes a serious error which can be specified in greater detail by querying the standard event status register Chapter 10 2 4 Standard event status and enable register ESR ESE on page 126 6 RQS MSS Master status summary The sensor triggers a service request which happens if one of the other bits of this register is set together with its enable b...

Page 122: ...n STATus DEVice EVENt Querying the static errors SYSTem SERRor Table 10 4 Used device status bits and their meaning Bit no Short description Bit is set if 0 Sum of SERR bits Sum combination of SERR bits 1 to 4 1 SERR measurement not possi ble 2 SERR erroneous results Static error exists The measurement result is possibly incor rect 3 SERR warning Static error exists Status LED of the power sensor ...

Page 123: ... in LEGACY mode To leave this operating mode close the NRP legacy channel Either close the application which opened the NRP legacy channel or close at least the connection to the power sensor 8 Reference PLL locked state PLL for the clock reference is synchronized The bit is useful when selecting an external clock source The following states are possible Internal clock SENSe Sensor ROSCillator SOU...

Page 124: ... 10 5 Used questionable status bits and their meaning Bit no Short description Bit is set if 3 Power summary Summary of Questionable power status register exists 8 Calibration summary Summary of Questionable calibration status register exists 9 POST failure Built in test of the R S NRP18S xx that is carried out auto matically upon power up has generated an error 10 2 3 1 Questionable power status ...

Page 125: ...tion STATus QUEStionable POWer SUMMary EVENt Table 10 6 Used questionable power status bits and their meaning Bit no Short description Bit is set if 1 Sensor power Measurement data of the power sensor is corrupt 5 Sensor please zero Zero correction for the power sensor is no longer correct Per form a zero correction 10 2 3 2 Questionable calibration status register Contains information whether the...

Page 126: ...y EVENt Table 10 7 Used questionable calibration status bits and their meaning Bit no Short description Bit is set if 1 Sensor calibration Zeroing of the power sensor was not successful 10 2 4 Standard event status and enable register ESR ESE The ESR is already defined in the IEEE 488 2 standard It is comparable to the EVENt register of a SCPI register The standard event status register can be rea...

Page 127: ...dent error occurs An error message with a number between 300 and 399 or a positive error number denoting the error in greater detail is entered in the error queue 4 Execution error The syntax of a received command is correct but the command can not be executed due to various marginal conditions An error mes sage with a number between 200 and 300 denoting the error in greater detail is entered in t...

Page 128: ...ting status register exists 4 Measuring Summary of Operation measuring status register exists 5 Triggering Summary of Operation trigger status register exists 10 Sense summary Summary of Operation sense status register exists 11 Lower limit fail Summary of Operation lower limit fail status register exists 12 Upper limit fail Summary of Operation upper limit fail status register exists 10 2 5 1 Ope...

Page 129: ...ition STATus OPERation CALibrating SUMMary EVENt Table 10 10 Used operation calibrating status bits and their meaning Bit no Short description Bit is set if 1 Sensor calibrating Sensor is being calibrated 10 2 5 2 Operation measuring status register The CONDition register contains information whether a power sensor is measuring The EVENt register contains information whether a measurement was star...

Page 130: ... OPERation MEASuring SUMMary EVENt Table 10 11 Used operation measuring status bits and their meaning Bit no Short description Bit is set if 1 Sensor measuring Sensor is measuring 10 2 5 3 Operation trigger status register The CONDition register contains information whether a power sensor is waiting for a trigger event The EVENt register contains information whether the power sensor has been waiti...

Page 131: ...o Short description Bit is set if 1 Sensor waiting for trigger Sensor is waiting for a trigger event When the trigger event occurs the sensor changes into the measuring state 10 2 5 4 Operation sense status register The CONDition register contains information whether a power sensor is being initial ized The EVENt register contains information whether an initialization was started or completed sinc...

Page 132: ...tion SENSe SUMMary EVENt Table 10 13 Used operation sense status bits and their meaning Bit no Short description Bit is set if 1 Sensor initializing Sensor is being initialized 10 2 5 5 Operation lower limit fail status register The CONDition registers contain information whether a measured value is below a configured lower limit The EVENt registers contain information whether a measured value dro...

Page 133: ...MMary EVENt Table 10 14 Used operation lower limit fail status bits and their meaning Bit no Short description Bit is set if 1 Lower limit fail Measured value is below the lower limit value 10 2 5 6 Operation upper limit fail status register The CONDition registers contain information whether a measured value currently exceeds a configured upper limit The EVENt registers contain information whethe...

Page 134: ...0 Figure 10 13 Operation upper limit fail status registers Querying the register STATus OPERation ULFail CONDition STATus OPERation ULFail SUMMary EVENt Table 10 15 Used operation upper limit fail status bits and their meaning Bit no Short description Bit is set if 1 Upper limit fail Measured value exceeds the upper limit value Status reporting system ...

Page 135: ...an use for troubleshooting Do not apply a signal to the sensor while the selftest is running If the selftest is carried out with a signal being present error messages can erroneously be output for the test steps Offset Voltages and or Noise Voltages Using remote control For a quick check send TEST SENSor For each test step PASS or FAIL is listed 11 3 Problems during a firmware update The firmware ...

Page 136: ... Docu mentation overview on page 9 or the CD ROM delivered with the power sensor 2 Perform the firmware update again 11 4 Contacting customer support Technical support where and when you need it For quick expert help with any Rohde Schwarz product contact our customer sup port center A team of highly qualified engineers provides support and works with you to find a solution to your query on any as...

Page 137: ... If you do not have the original packaging use similar materials that provide the same level of protection Securing When moving the product in a vehicle or using transporting equipment make sure that the product is properly secured Only use items intended for securing objects Transport altitude Unless otherwise specified in the data sheet the maximum transport altitude without pressure compensatio...

Page 138: ...le damage bent inner conductors broken contact springs and so on If the RF connectors are damaged stop using the power sensor Contact Rohde Schwarz customer service see Chapter 11 4 Contacting customer support on page 136 Checking the integrity of the RF connector 1 2 3 1 Perfectly formed contacts 2 Normal wear 3 Damaged contacts Checking the concentricity of the RF connector 1 2 3 1 Perfectly con...

Page 139: ...r ethanol Further information To disconnect from the DUT on page 14 13 3 Storage Put plastic end caps on the RF connectors to protect them from damage Protect the power sensor against dust Ensure that the environmental conditions e g temperature range and climatic load meet the values specified in the data sheet 13 4 Disposal Rohde Schwarz is committed to making careful ecologically sound use of n...

Page 140: ...as developed a disposal concept for the eco friendly disposal or recycling of waste material As a manufacturer Rohde Schwarz completely fulfills its obligation to take back and dispose of electrical and electronic waste Contact your local service representative to dispose of the product Disposal ...

Page 141: ...age COUNt AUTO MTIMe 74 SENSe Sensor AVERage COUNt AUTO NSRatio 74 SENSe Sensor AVERage COUNt AUTO RESolution 75 SENSe Sensor AVERage COUNt AUTO SLOT 75 SENSe Sensor AVERage COUNt AUTO TYPE 76 SENSe Sensor AVERage RESet 75 SENSe Sensor AVERage TCONtrol 76 SENSe Sensor AVERage STATe 76 SENSe Sensor CORRection DCYCle 78 SENSe Sensor CORRection DCYCle STATe 79 SENSe Sensor CORRection OFFSet 79 SENSe ...

Page 142: ... 45 CALCulate FEED 43 CALibration DATA 96 CALibration DATA LENGth 96 CALibration USER DATA 96 CALibration USER DATA LENGth 96 CALibration Channel ZERO AUTO 97 FETCh Sensor ARRay POWer AVG 94 FETCh Sensor SCALar POWer BURSt 95 FETCh Sensor SCALar POWer TSLot 95 FETCh Sensor SCALar POWer AVG 95 FORMat BORDer 60 FORMat SREGister 60 FORMat DATA 60 INITiate ALL 45 INITiate CONTinuous 45 INITiate IMMedi...

Page 143: ...ion 107 STATus OPERation TRIGger ENABle 108 STATus OPERation TRIGger NTRansition 108 STATus OPERation TRIGger PTRansition 109 STATus OPERation TRIGger SUMMary EVENt 108 STATus OPERation ULFail CONDition 107 STATus OPERation ULFail ENABle 108 STATus OPERation ULFail NTRansition 108 STATus OPERation ULFail PTRansition 109 STATus OPERation ULFail SUMMary EVENt 108 STATus OPERation EVENt 108 STATus PR...

Page 144: ...m LANGuage 102 SYSTem LED COLor 102 SYSTem LED MODE 103 SYSTem MINPower 103 SYSTem PARameters DELTa 104 SYSTem PARameters 103 SYSTem PRESet 104 SYSTem REBoot 104 SYSTem RESTart 104 SYSTem RUTime 104 SYSTem SERRor LIST ALL 105 SYSTem SERRor LIST NEXT 105 SYSTem SERRor 104 SYSTem SUTime 105 SYSTem TLEVels 106 SYSTem TRANsaction BEGin 106 SYSTem TRANsaction END 106 SYSTem VERSion 106 SYSTem SENSor NA...

Page 145: ...List of commands R S NRP18S xx 145 User Manual 1178 3686 02 07 TRIGger SENDer PORT 57 TRIGger SENDer STATe 58 TRIGger SLOPe 58 TRIGger SOURce 58 TRIGger SYNC PORT 59 TRIGger SYNC STATe 59 UNIT POWer 59 ...

Page 146: ...arameter 80 Customer support 136 D Data sheets 10 Device status register 122 Diagnostics Selftest 135 Disconnecting Host interface 15 RF 14 Documentation overview 9 Download R S NRP Toolkit 22 Dropout time Trigger 47 DUT Connecting 13 Disconnecting 13 Duty cycle 78 E Electromagnetic interference EMI 13 Electrostatic discharge ESD 13 Enable register 126 ESE 126 ESR 126 Exclusion time 77 F Firmware ...

Page 147: ...nable calibration status register 125 Questionable power status register 124 Questionable status register 123 R R S NRP Toolkit 22 Communication program 24 Components for Windows based systems 23 Firmware update 24 Installation under Windows 23 Network configuration 24 S parameter update 24 System requirements 22 Uncertainty calculator 24 Versions 22 Versions of R S NRP software 24 R S NRP Z5 16 R...

Page 148: ...ter 133 PTRansition part 109 Questionable calibration status register 125 Questionable power status register 124 Questionable status register 123 Standard event status register 126 Suffixes 36 System configuration 98 T Target audience 7 Termination control 48 Test setup 13 Timeslot measurement 66 Trace measurement 68 115 Synchronized 116 Transporting 137 Trigger 46 Configuring 54 Dropout time 47 E...

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