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Remote control basics

R&S

®

NRPxxA(N)

142

User Manual 1177.6017.02 ─ 08

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Sensor calibrating

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Figure 11-8: Operation calibrating status register

Querying the register:

●

STATus:OPERation:CALibrating:CONDition?

●

STATus:OPERation:CALibrating[:SUMMary][:EVENt]?

Table 11-10: Used operation calibrating status bits and their meaning

Bit no.

Short description

Bit is set if

1

Sensor calibrating

Sensor is being calibrated.

11.2.5.2

 

Operation measuring status register

The 

CONDition

 register contains information whether a power sensor is measuring.

The 

EVENt

 register contains information whether a measurement was started or com-

pleted since the last query.

Status reporting system

Содержание NRP Series

Страница 1: ...R S NRPxxA N Average Power Sensors User Manual 1177601702 Version 08 ÛÊA2 ...

Страница 2: ... 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 1177 6017 02 Version 08 R S NRPxxA N Throughout this manual products from Rohde Schwarz are indicated without the symbol for example R...

Страница 3: ...ta sheets and brochures 12 2 1 7 Release notes and open source acknowledgment OSA 12 2 1 8 Application notes application cards white papers etc 12 2 2 Key features 12 3 Preparing for use 13 3 1 Unpacking and checking 13 3 2 Choosing the operating site 13 3 3 Considerations for test setup 14 3 4 Connecting to a DUT 14 3 5 Powering the power sensor 15 3 6 Connecting a cable to the host interface 16 ...

Страница 4: ...Browser based user interface 40 6 1 Main dialog of the web user interface 40 6 2 Setting the unit 41 6 3 Common settings 42 6 4 Measurement modes 43 6 4 1 Continuous average mode 44 6 5 Settings 44 6 5 1 Sensor settings 45 6 5 2 Averaging settings 46 6 5 3 Trigger settings 47 6 5 4 System settings 49 7 Firmware update 52 7 1 Hardware and software requirements 52 7 2 Updating the firmware 52 7 2 1 ...

Страница 5: ... measurement results 71 9 5 4 Interplay of the controlling mechanisms 72 9 5 5 Configuring the trigger 74 9 6 Configuring results 80 9 6 1 Setting the power unit 80 9 6 2 Setting the result format 80 9 7 Configuring the measurement modes 82 9 7 1 Continuous average measurement 82 9 8 Configuring basic measurement parameters 86 9 8 1 Configuring auto averaging 86 9 8 2 Setting the frequency 89 9 8 ...

Страница 6: ...urement 126 10 3 Performing a buffered continuous average measurement 127 11 Remote control basics 130 11 1 Remote control interfaces and protocols 130 11 1 1 USB interface 130 11 1 2 Ethernet interface 131 11 2 Status reporting system 133 11 2 1 Overview 133 11 2 2 Device status register 135 11 2 3 Questionable status register 136 11 2 4 Standard event status and enable register ESR ESE 139 11 2 ...

Страница 7: ...Contents R S NRPxxA N 7 User Manual 1177 6017 02 08 14 4 Disposal 153 List of commands 155 Index 159 ...

Страница 8: ...Contents R S NRPxxA N 8 User Manual 1177 6017 02 08 ...

Страница 9: ...is provi ded 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 saf...

Страница 10: ...t Personal safety See Meaning of safety labels on page 10 Environment safety See Table 1 1 Identification of the product See Default hostname on page 24 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 information see Disposing electrical and electroni...

Страница 11: ...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 operat...

Страница 12: ...hde schwarz com firmware nrp a an 2 1 8 Application notes application cards white papers etc These documents deal with special applications or background information on particu lar topics 2 2 Key features The average power sensors are members of the R S NRP series power sensors from Rohde Schwarz They provide a high speed USB interface that constitutes both the communication port and the power sup...

Страница 13: ...erating 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 da...

Страница 14: ...rge is most likely to occur when you connect or disconnect a DUT NOTICE Electrostatic discharge can damage the electronic components of the product and the device under test DUT Ground yourself to prevent electrostatic discharge damage a Use a wrist strap and cord to connect yourself to ground b Use a conductive floor mat and heel strap combination 3 4 Connecting to a DUT For connecting the power ...

Страница 15: ... power sensor 2 Remove the power sensor 3 5 Powering the power sensor The electrical power for the R S NRPxxA N is supplied over one of the following inter faces Host interface See Chapter 4 3 Host interface on page 27 LAN PoE interface Available only for LAN power sensors See Chapter 4 5 LAN PoE interface on page 28 If you use the Ethernet interface of the LAN power sensors you have to provide th...

Страница 16: ...e 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 operating the power sensor you can ...

Страница 17: ...RP ZKU cable 5 USB connector 6 Computer with installed VISA driver or R S NRP Toolkit Set up as shown in Figure 3 1 1 Connect the R S NRP ZKU cable to the power sensor See To connect a cable to the host interface of the power sensor on page 16 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 err...

Страница 18: ... power supply unit and USB cable BNC cables to connect the trigger input and trigger output signals optional Setup 1 2 3 4 8 9 7 6 5 NRP 3 Path Diode Power Sensor MHz to GHz 100 pW to 200 mW 70 dBm to 23 dBm SMART SENSOR TECHNOLOGY 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 Connec...

Страница 19: ...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 See Chapter 5 Operating concepts on page 29 3 7 2 Base unit As a c...

Страница 20: ...ch 3 1 2 4 6 HOST INTERFACE IN 3 V or 5 V logic OUT min 2 V into 50 Ω max 5 3 V TRIG2 I 0 PoE SMART SENSOR TECHNOLOGY NRP 5 7 Figure 3 3 Setup with a PoE Ethernet switch 1 Signal source 2 LAN power sensor 3 RJ 45 Ethernet connector 4 6 RJ 45 Ethernet cable 5 Controlling host 7 Ethernet switch supporting PoE power delivery e g R S NRP ZAP1 1 NOTICE Incorrectly connecting or disconnecting the power ...

Страница 21: ...Ethernet cable 5 Controlling host 7 Non PoE Ethernet switch 9 PoE injector 10 AC supply 1 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 14 Connect the power sensor to the signal source 2 NOTICE Risk of sensor dama...

Страница 22: ...ed in Chapter 3 4 Connecting to a DUT on page 14 Connect the power sensor to the signal source 2 NOTICE Risk of sensor damage Only use PoE power sourcing equipment PSE as described in Choose the PoE power sourcing equipment PSE with care on page 15 Connect the RJ 45 Ethernet connector of the sensor to the output of the PoE injec tor 3 Connect the PoE injector to a power supply 4 Connect the contro...

Страница 23: ...rk adapter is active on the computer If the com puter has more than one network interfaces explicitly disable all other network interfaces if you plan to utilize a peer to peer connection to the power sensor 3 Check that the IP address assigned to the remaining main network adapter starts with 169 254 The IANA Internet assigned numbers authority has reserved the range 169 254 0 0 to 169 254 255 25...

Страница 24: ... peer to peer networks Thus you can connect the power sensor to a network without setting up services such as dynamic host configuration protocol DHCP and domain name system DNS or configuring the network settings man ually For establishing a connection to the power sensor try the default hostname and the hostname extended with local as shown in the example below All communication for resolving na...

Страница 25: ...n on how to set the IP address manually refer to the user manual Use hostnames to identify the sensor In networks using a DHCP server it is recommended that you address the sensor by its unambiguous hostnames see Chapter 3 7 3 3 Using hostnames on page 23 A hostname is a unique identifier of the power sensor that remains permanent as long as it is not explicitly changed Hence you can address a pow...

Страница 26: ...nnector on page 26 2 Status LED see Chapter 4 2 Status information on page 27 3 Host interface connector see Chapter 4 3 Host interface on page 27 4 Trigger I O connector see Chapter 4 4 Trigger I O connector on page 28 5 Network status LED see Network status LED on page 28 6 LAN reset button see LAN reset button on page 28 7 LAN connector see Chapter 4 5 LAN PoE interface on page 28 8 Power over ...

Страница 27: ...ashing white Sanitizing in progress Yellow Wait for trigger state Green Measuring state Turquoise blue Zeroing is in progress Slow flashing red Static 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...

Страница 28: ...ge 15 LAN reset button The LAN reset button is used for resetting the Ethernet connection parameters of the power sensor to their default values Power over Ethernet status LED The power status LED shows whether the sensor is correctly powered over PoE or not Color State Green The sensor is powered over PoE You can operate it using the Ethernet interface No light No PoE power is present Network sta...

Страница 29: ...rs The components of 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 29 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 ...

Страница 30: ...re nrp tool kit To install the R S NRP Toolkit 1 Start the R S NRP Toolkit installer 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 C...

Страница 31: ...lishing a LAN connection with an R S NRP LAN power sensor The tool provides the following functions Configuring the network settings by temporary connecting the selected sensor to the computer using USB Discovering the sensors that have been configured via the Zeroconf APIA proto col The tool comes with a guide PDF that is also available in the Start menu The guide explains the network setup Firmw...

Страница 32: ...ased user interface Requires a power sensor with networking capabilities a LAN power sensor With the integrated browser based graphical user interface of the LAN power sensor you can easily configure the most common settings and measure in the provided mea surement modes There is no installation required The web user interface can be used with all devices and operating systems including tablets an...

Страница 33: ...ge 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 14 Connect the power sensor to the signal source 2 Connect the cables as shown in Figure 5 1 For a detailed description refer to Chapter 3 7 3 Using a LAN connection on page 20 Starting a measurement 1 Open a supported web browser 2 Enter ...

Страница 34: ...peration Further information Chapter 9 Remote control commands on page 58 Chapter 11 Remote control basics on page 130 Chapter 11 1 Remote control interfaces and protocols on page 130 Chapter 3 7 1 Computer on page 16 5 4 R S NRPV The R S NRPV enables you to measure power in all available measurement modes Also you can use up to four power sensors simultaneously The R S NRPV is provided on your do...

Страница 35: ...necting 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 14 Connect the power sensor to the signal source 2 Connect the power sensor to the computer as shown in Figure 5 2 For a detailed description refer to Chapter 3 7 1 1 Simple USB connection on page 17 Starti...

Страница 36: ...ce like a tablet or a smartphone use the R S Power Viewer Mobile For details see Chapter 5 6 R S Power Viewer Mobile on page 37 Setup NRP 3 Path Diode Power Sensor MHz to GHz 100 pW to 200 mW 70 dBm to 23 dBm SMART SENSOR TECHNOLOGY 1 2 3 4 5 6 Figure 5 3 Setup with the R S Power Viewer 1 Signal source 2 R S NRPxxA N power sensor 3 Host interface connector 4 R S NRP ZKU cable 5 USB connector 6 Com...

Страница 37: ...and tablets For connecting the power sensor to USB C type mobile phones Android use an R S NRP ZKC cable It enables the R S Power Viewer Mobile to take power mea surements via the USB C connection You can download the R S Power Viewer Mobile free of charge from the Google Play Store The 1MA215 Using R S NRP Series Power Sensors with AndroidTM Handheld Devi ces application note gives a detailed des...

Страница 38: ...ect the cables as shown in Figure 5 4 If the power sensor is a R S NRP LAN power sensor you can set up a LAN con nection instead of using the sensor input connector of the R S NRX See Chap ter 3 7 3 Using a LAN connection on page 20 Starting a measurement For a detailed description of how to measure in this setup refer to the user manual of the R S NRX 1 Preset the R S NRX and the connected R S po...

Страница 39: ...Operating concepts R S NRPxxA N 39 User Manual 1177 6017 02 08 4 Switch on the signal source The measurement starts and the result is displayed in dBm 5 If necessary perform further settings R S NRX ...

Страница 40: ...ion of the web user interface 1 Navigation pane Settings see Chapter 6 5 Settings on page 44 2 Navigation pane Measurements see Chapter 6 4 Measurement modes on page 43 3 Common settings see Chapter 6 3 Common settings on page 42 4 Title bar 5 Parameter pane 6 Result pane Title bar Shows the following information Hostname See also Chapter 3 7 3 3 Using hostnames on page 23 System status Confirms t...

Страница 41: ...typing the corresponding letter after the entered value 1 2 3 Figure 6 2 Parameter 1 Parameter name 2 Value 3 Unit The following abbreviations are available Unit Keyboard key Decibel d Hertz h Second s Volt v Watts w Unit multiples Keyboard key Giga g Mega m Kilo k milli m micro u nano n Example To set the unit to 1 GHz enter 1g For certain units you can select a different representation depending...

Страница 42: ... thus changing the unit for the further numeric entries 6 3 Common settings Describes the common sensor settings that are available for all measurement modes Access main dialog of the web user interface top pane Measurement 42 Frequency 42 Offset 42 State 42 Value 43 S Parameter 43 Averaging 43 Mode 43 Value 43 Measurement Enables or disables the measurement Remote command INITiate CONTinuous Freq...

Страница 43: ... 1 dB Auto 0 01 dB Auto 0 001 dB Uses an automatic averaging filter with the respective resolution index Predefines the compliance to an exactly defined noise component Enter this value under Value on page 43 Remote command SENSe Sensor AVERage STATe SENSe Sensor AVERage COUNt AUTO SENSe Sensor AVERage COUNt AUTO TYPE Value Averaging The content of this field depends on the setting under Mode on p...

Страница 44: ...me the width of the sampling windows Remote command SENSe Sensor POWer AVG APERture on page 83 Duty Cycle Sets the duty cycle the percentage of one period during which the signal is active for pulse modulated signals If the duty cycle is set the sensor calculates the signal pulse power from its value and the average power Remote command SENSe Sensor CORRection DCYCle STATe SENSe Sensor CORRection ...

Страница 45: ...hapter 9 11 Testing on page 108 Access main dialog of the web user interface navigation pane Sensor Range 45 Γ Correction 45 State 45 Magnitude 46 Phase 46 Zero Calibration 46 Sensor Information 46 Range Selects which path of the sensor is used for the measurement Remote command SENSe Sensor RANGe AUTO on page 65 SENSe Sensor RANGe on page 64 Γ Correction Groups the parameters for the complex refl...

Страница 46: ...ls before zeroing An active test signal during zeroing causes an error Remote command CALibration Channel ZERO AUTO Sensor Information Displays information on the power sensor General information manufacturer sensor type stock number serial number firm ware version Network settings MAC address hostname IP address sensor name A part of them you can configure under Chapter 6 5 4 System settings on p...

Страница 47: ...s is equal to the set averaging factor If the averaging factor is large the measurement time can be very long Remote command SENSe Sensor AVERage TCONtrol Auto Measurement Time Available only if Noise Content is set under Mode on page 43 Sets an upper limit for the settling time of the auto averaging filter thus limiting the length of the filter Remote command SENSe Sensor AVERage COUNt AUTO MTIMe...

Страница 48: ...r LEVel UNIT on page 78 Trigger Delay Sets the delay between the trigger event and the beginning of the actual measurement Remote command TRIGger DELay Dropout With a positive negative trigger slope the dropout time is the minimum time for which the signal must be below above the power level defined by Trigger Level See also Chapter 9 5 2 4 Dropout time on page 69 Remote command TRIGger DTIMe Hold...

Страница 49: ...CP 50 Selftest 50 Apply Network Settings 51 Firmware Update 51 IP Address Sets the IP address of the sensor Remote command SYSTem COMMunicate NETWork IPADdress Subnet Mask Sets the subnet mask The subnet mask consists of four number blocks separated by dots Every block con tains 3 numbers in maximum Remote command SYSTem COMMunicate NETWork IPADdress SUBNet MASK Sensor Name Sets the sensor name Th...

Страница 50: ...ress automatically provided the network supports DHCP dynamic host configuration protocol Static Enables assigning the IP address manually Remote command SYSTem COMMunicate NETWork IPADdress MODE Selftest Starts a selftest of the sensor See also Chapter 9 11 Testing on page 108 Note Do not apply a signal to the sensor while the selftest is running If the selftest is carried out with a signal being...

Страница 51: ...e power sensor by clicking Apply Network Settings Firmware Update Opens a dialog to start the firmware update For further information see Chapter 7 2 2 Using the web user interface on page 54 Alternatively you can the Firmware Update for NRP Family program See Chap ter 7 2 1 Using the Firmware Update for NRP Family program on page 52 Remote command SYSTem FWUPdate SYSTem FWUPdate STATus Settings ...

Страница 52: ...ents are essential See Checking the prerequisites on page 52 7 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 ...

Страница 53: ...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 54 5 Under Device select the power sensor you want to update Note The Hostname or IP Address field is not used during ...

Страница 54: ... device manager Windows tries in vain to find a USB driver for the power sensor Install a recent VISA software Further information Chapter 12 3 Problems during a firmware update on page 149 7 2 2 Using the web user interface 1 Connect the power sensor to the computer as described in Chapter 3 7 1 Com puter on page 16 2 Open the web user interface as described in Chapter 5 2 Browser based user inte...

Страница 55: ...NRP18A with the NRPxAN_02 30 21062303 rsu file This file has a size of 10242884 bytes To send the file to the sensor for updating the firmware your application has to assem ble a memory block containing SYST FWUP block_data The block_data is definite length arbitrary block data as described in SYSTem FWUPdate on page 111 The size of the file is 10242884 This number has 8 digits Thus the block_data...

Страница 56: ... 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 Updating the firmware ...

Страница 57: ...RPxxA N the firmware 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 8 2 Prerequisites Install the ...

Страница 58: ...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 NRPxxA N follow the SCPI syntax rules Asynchronous commands A command which does not automatically...

Страница 59: ...ystems 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 lette...

Страница 60: ...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 9 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 60 ESE 61 ESR 61 IDN 61 IST 61 OPC 61 OPT 62 PRE 62 RCL 6...

Страница 61: ...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...

Страница 62: ...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 ...

Страница 63: ...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 NRPxxA N and outputs the result 0 indicates that no errors have occurred Usage Query only W...

Страница 64: ...fers 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 9 4 2 Selecting a measurement path The RANGe subsys...

Страница 65: ...surement accuracy for signals with a high peak to average ratio since the headroom for modulation peaks becomes larger 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 9 4 3 Selecting a measurement mode Before starting a measurement select the measurement mode using SENSe Sensor FUNCtion The available measur...

Страница 66: ...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 Parameters mode RST POWer AVERage SENSe Sensor AUXiliary mode Enables the measurement of additional measured values ...

Страница 67: ...ress INITiate CONTinuous ON the trigger system of the power sensor enters the waiting for trigger state When the trigger condition is met a new measurement is immediately started See also Chapter 9 5 Controlling the measurement on page 67 Usage Event INITiate ALL INITiate IMMediate Starts a single measurement cycle The power sensor changes from the idle state to the waiting for trigger state When ...

Страница 68: ...iately after the initiate command see also Chapter 9 5 2 2 Waiting for a trigger event on page 69 However sometimes you want that the measurement starts only if a specific condition is fulfilled For example if a signal level is exceeded or in certain time intervals For these cases you can define a trigger for the measurement Further information Chapter 9 5 5 Configuring the trigger on page 74 9 5 ...

Страница 69: ... the selected trigger mode and trigger source If the signal power exceeds or falls below a reference level set by the trigger level the measurement is started after the defined delay time Waiting for a trigger event can be skipped Trigger source Description Remote commands to initiate the measurement Hold Triggered by the remote command TRIGger IMMediate Immediate Measures immediately does not wai...

Страница 70: ... between points D and B and between E and C but smaller than the time elapsed between F and A Thus you ensure that triggering takes place at A Because the mechanism associated with the dropout time is reactivated whenever the trigger threshold is crossed you can obtain also unambiguous triggering for many complex signals If you use a hold off time instead of a dropout time you can obtain stable tr...

Страница 71: ...nt has been completed This means that the number of measurement cycle repetitions is equal to the set aver age count If the average count is large the measurement time can be very long Useful if you expect slow changes in the results and you want to avoid outputting redundant data Moving termination control Outputs intermediate values to facilitate early detection of changes in the measured quanti...

Страница 72: ...rol Further settings for this example SENSe Sensor AVERage TCONtrol REPeat The measurement is started by the trigger event Due to the chopper phases one measurement lasts twice the defined aperture 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...

Страница 73: ...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 75 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 ...

Страница 74: ... to idle state 9 5 5 Configuring the trigger Further information Chapter 9 5 Controlling the measurement on page 67 Remote commands TRIGger ATRigger DELay 74 TRIGger ATRigger EXECuted 75 TRIGger ATRigger STATe 75 TRIGger COUNt 75 TRIGger DELay 76 TRIGger DELay AUTO 76 TRIGger DTIMe 76 TRIGger EXTernal 2 2 IMPedance 76 TRIGger HOLDoff 77 TRIGger HYSTeresis 77 TRIGger IMMediate 77 TRIGger LEVel 77 T...

Страница 75: ...psed after the measurement start and no trigger event has occurred The delay time is set using TRIGger ATRigger DELay Parameters state RST OFF TRIGger COUNt count Sets the number of measurement cycles to be performed when the measurement is started using INITiate IMMediate This number equals the number of results that can be obtained from the sensor after a single measurement As long as the define...

Страница 76: ...DTIMe dropout_time Sets the dropout time for the internal trigger source During this time the signal power must exceed negative trigger slope or undercut positive trigger slope the level defined by the trigger level and trigger hysteresis At least this time must elapse before triggering can occur again See Chapter 9 5 2 4 Dropout time on page 69 Parameters dropout_time Range 0 00 to 10 00 RST 0 00...

Страница 77: ... noise in the signal for the edge detector of the trigger system Parameters hysteresis Range 0 00 to 10 00 RST 0 00 Default unit DB Manual operation See Hysteresis on page 48 TRIGger IMMediate Causes a generic trigger event The power sensor leaves the waiting for trigger state immediately irrespective of the trigger source and the trigger delay and starts the measurement This command is the only w...

Страница 78: ... the unit of the trigger level if this value is entered without a unit See also TRIGger LEVel on page 77 Parameters unit DBM W DBUV RST W Manual operation See Trigger Level on page 48 TRIGger SENDer PORT sender_port Selects the port where the power sensor outputs its own trigger event in case it is trig ger sender See TRIGger SENDer STATe for more information If the power sensor is the trigger sen...

Страница 79: ...s trigger sender output port or vice versa Parameters state RST OFF TRIGger SLOPe slope Effective only if TRIGger SOURce is set to INTernal or EXTernal Determines which edge of the envelope power with internal triggering or increasing voltage with external triggering is used for triggering Parameters slope POSitive NEGative POSitive Rising edge NEGative Falling edge RST POSitive Manual operation S...

Страница 80: ...blocked by any power sensor that has completed its measurements before the others and has returned to the idle state Parameters state RST OFF 9 6 Configuring results See also Chapter 9 9 Querying measurement results on page 105 9 6 1 Setting the power unit The UNIT subsystem contains commands for setting up the power unit UNIT POWer unit Sets the output unit for the measured power values Parameter...

Страница 81: ...rst convention RST NORMal Example FORM BORD NORM FORMat SREGister sregister Specifies which format is used for the return value of STB Parameters sregister ASCii HEXadecimal OCTal BINary RST ASCii Example FORM SREG ASC FORMat DATA data length length Specifies how the R S NRPxxA N sends the numeric data to the controlling host computer Parameters data length REAL 32 64 REAL Block of binary values 3...

Страница 82: ...ing windows can be defined Reducing noise and zero offset The smoothing filter can reduce result fluctuations caused by modulation But activat ing it increases the inherent noise of the sensor by approx 20 so do not activate if it unless required Configuring continuous average measurements of modulated signals When measuring modulated signals in continuous average mode the measurement can show flu...

Страница 83: ... you can accelerate the mea surement as follows Chopper is disabled Average count is set to 1 no matter which average count you have set Thus the overall measurement time is only defined by the aperture time and the mea surement time for a fast measurement is calculated as follows MT APER The fast measurement setting delivers up to 100 000 measurements per second with out any blind time over rando...

Страница 84: ... Available in continuous average mode Queries the number of results that are currently stored in the result buffer Example BUFF COUN Usage Query only SENSe Sensor POWer AVG BUFFer DATA Queries the results of the continuous average result buffer and returns them even if the buffer is not full In contrast FETCh Sensor SCALar POWer AVG returns a result only if the buffer is full Usage Query only SENS...

Страница 85: ... can increase the measurement accuracy by increasing the duration of the sam pling window using SENSe Sensor POWer AVG APERture The fast measurement setting delivers up to 100 000 measurements per second with out any blind time over randomly long time periods See also Calculating the measurement time on page 83 Parameters state RST OFF Example FAST ON See Chapter 10 2 Performing the fastest measur...

Страница 86: ...ERage COUNt count Sets the number of readings that are averaged for one measured value The higher the count the lower the noise and the longer it takes to obtain a measured value Average count is often also called averaging factor but it designates the same thing i e the number of measured values that have to be averaged for forming the measure ment result Averaging is only effective if SENSe Sens...

Страница 87: ...se measurement modes arecontinuous average burst average and timeslot provided the particular sensor supports them This command is only effective if the auto average calculation is enabled SENSe Sensor AVERage COUNt AUTO ON SENSe Sensor AVERage COUNt AUTO TYPE NSR The noise component is defined as the magnitude of the level variation in dB caused by the inherent noise of the sensor two standard de...

Страница 88: ...r AVERage TCONtrol MOVing Power has significantly decreased since the previous measurement for example by several powers of 10 In this situation previous measurement results which are still contained in the averag ing filter strongly affect the settling of the display As a result the advantage of detect ing trends in the measurement result while the measurement is still in progress is lost Example...

Страница 89: ...e Sensor AVERage COUNt on page 86 RST REPeat Example AVER TCON REP Manual operation See Filter Terminal Control on page 47 SENSe Sensor AVERage STATe state Available in continuous average mode Enables or disables the averaging filter Parameters state RST ON Manual operation See Mode on page 43 9 8 2 Setting the frequency The frequency of the signal to be measured is not automatically determined Fo...

Страница 90: ...continu ous average mode Remote commands SENSe Sensor CORRection DCYCle 90 SENSe Sensor CORRection DCYCle STATe 90 SENSe Sensor CORRection DCYCle duty_cycle Available in continuous average mode Sets the duty cycle for measuring pulse modulated signals The duty cycle defines the percentage of one period during which the signal is active If the duty cycle is enabled the R S NRPxxA N considers this p...

Страница 91: ...efault unit dB Manual operation See Value on page 43 SENSe Sensor CORRection OFFSet STATe state Enables or disables the offset correction Parameters state RST OFF Example CORR OFFS STAT ON Manual operation See State on page 42 9 8 3 3 S parameter correction S parameter correction compensates for the losses and reflections introduced by a component such as an attenuator directional coupler or match...

Страница 92: ...correction on page 91 Parameters num Range 1 to 1999 RST 1 can differ if a calibration set defines another value SENSe Sensor CORRection SPDevice STATe state Enables or disables the S parameter correction If activated uses the S parameter data set selected by SENSe Sensor CORRection SPDevice SELect See also Chapter 9 8 3 3 S parameter correction on page 91 Parameters state RST OFF can differ if a ...

Страница 93: ...s12s21 The interaction between the complex reflection coefficient Γsensor of the power sensor and the reflection of port 2 is expressed by s22 see Figure 9 3 If the S parameter cor rection is enabled this interaction is always considered regardless whether gamma correction is performed or not Sensor Source S21 S12 S22 S11 NRP 3 Path Diode Power Sensor MHz to GHz 100 pW to 200 mW 70 dBm to 23 dBm S...

Страница 94: ...requency 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 9 3 SENSe Sensor SGAMma CORRection STATe ON SENSe Sensor IGAMma MAGNitude 94 SENSe Sensor IGAMma PHASe 94 SENSe Sensor IGAMma EUNCertainty 95 SENSe Se...

Страница 95: ...dual mismatch uncertainty becomes so small that it is practically negligible Example IGAM EUNC Query 5 000000E 03 Response Usage Query only 9 8 3 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 see Chapter 5 1 R S NRP Toolkit on page 29 To start the S Parameters program In the...

Страница 96: ... Global Flags 98 S Parameter Correction ON by Default 98 S Parameter Correction State Locked 98 S Parameter Device Locked 98 Use Flags in Factory Cal Data Set 99 Device table 99 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 101 To load an uncertainty parameter file on page 102 Configu...

Страница 97: ...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...

Страница 98: ...al 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 SPDev...

Страница 99: ...ctory 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 101 Performing configuration tasks In this chapter different configuration tasks performed with the p...

Страница 100: ...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...

Страница 101: ...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 99 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 ...

Страница 102: ...f 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 99 2 Select File I...

Страница 103: ...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...

Страница 104: ...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 ...

Страница 105: ...he i th frequency 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 9 9 Querying measurement resu...

Страница 106: ...y 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 than 5 K The power sensor has been replaced No zeroing was performed in the last 24 hours Signals of very low power are to be measured for instance if the expected mea sured value is less than 10 dB above the lower measurement range li...

Страница 107: ... parameter correction settings become invalid Safe operation of the power sensor is only possible if the SELect and STATe commands are repeated after download See also SENSe Sensor CORRection SPDevice STATe SENSe Sensor CORRection SPDevice SELect Parameters caldata block_data CALibration USER DATA LENGth Queries the length of the user calibration data block Usage Query only CALibration Channel ZER...

Страница 108: ...1 Testing The selftest allows a test of the internal circuitry of the power sensor 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 TEST SENSor Item Starts a selftest of the power sensor In contrast to TST this command returns...

Страница 109: ...ED MODE 114 SYSTem MINPower 114 SYSTem PARameters 114 SYSTem PARameters DELTa 114 SYSTem PRESet 115 SYSTem REBoot 115 SYSTem RESTart 115 SYSTem RUTime 115 SYSTem SERRor 115 SYSTem SERRor LIST ALL 115 SYSTem SERRor LIST NEXT 116 SYSTem SUTime 116 SYSTem TLEVels 116 SYSTem TRANsaction BEGin 116 SYSTem TRANsaction END 117 SYSTem SENSor NAME 117 SYSTem VERSion 117 SYSTem DFPRint Channel Reads the foot...

Страница 110: ...xample 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 SCPI communication error queue for the oldest entry and removes it from the queue Returns the error number but no error description Example SYST ERR CODE Query 0 Response No errors have occurred since the error queue was last read out Usage Q...

Страница 111: ...er 7 2 3 Using remote control on page 55 Setting parameters fwudata block_data Definite length arbitrary block data containing the direct copy of the binary rsu file in the following format Single digit indicating how many digits follow to specify the size of the binary file Number that specifies the size of the binary file Binary data 0x0a as appended delimiter for line feed Usage Setting only Ma...

Страница 112: ...ge Query only SYSTem INFO item Queries information about the power sensor If queried without parameters the command returns all available information in the form of a list of strings separated by commas If you want to query specific information add the query parameter SYST INFO string Query parameters item Manufacturer Type Stock Number Serial SW Build Sensor Name Hostname IP Address Technology Fu...

Страница 113: ...s language SCPI RST SCPI SYSTem LED COLor color Effective if the operating mode of the LED is set to user defined SYSTem LED MODE USER Sets the color and the flash code of the system status LED Parameters color Hexadecimal code described as 0x0krrggbb with k 0 steady on k 1 slowly flashing k 2 fast flashing rr red gg green bb blue In NRP legacy communication the parameter is a standard deci mal nu...

Страница 114: ...f 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 containing all commands with the following information if avail able for the command Default value Minimum value Maximum value Parameters Limits Each command is shortened to a command token consisting only of the mnemonics short form ...

Страница 115: ...e Effective only in the NRP legacy mode Relevant only in continuous measurement mode INITiate CONTinuous ON Sets the result update time That is the maximum rate in which the power sensor can output measurement results Parameters update_time Range 0 0 to 10 0 RST 0 1 Default unit Seconds SYSTem SERRor Queries the next static error if available Static errors as a rule prevent the execution of normal...

Страница 116: ...tion of the error Example SYST SERR LIST Query 0 reported at uptime 2942 notice auto averaging exceeded maximum time Notification Response Usage Query only SYSTem SUTime update_time Effective only in the NRP legacy mode Relevant only in continuous measurement mode INITiate CONTinuousON Sets the status update time That is the maximum rate in which the power sensor can output measurement results Par...

Страница 117: ... of the power sen sor However if you do not specify a name the hostname is used as default Figure 9 6 Sensor name displayed in the web user interface Parameters sensorname Example SYST NAME InputModule X5 Manual operation See Sensor Name on page 49 SYSTem VERSion Queries the SCPI version that the command set of the power sensor complies with Example SYST VERS Query 1999 0 Response SCPI version fro...

Страница 118: ... R S NRP LAN power sensors Restarts the network connection to the DUT that means terminates the connection and sets it up again Example SYST COMM NETW REST Usage Event SYSTem COMMunicate NETWork RESet Effective only for the R S NRP LAN power sensors Resets the LAN network settings to the default values Usage Event SYSTem COMMunicate NETWork STATus Effective only for the R S NRP LAN power sensors Q...

Страница 119: ...ou cannot address the power sen sor After the restart you can only address the power sensor using the newly set host name Note It is recommended that you do not change the default hostname to avoid prob lems with the network connection However if you change the hostname be sure to use a unique name Parameters hostname Example SYST COMM NETW COMM HOST powersensor 2nd floor Sets powersensor 2nd floo...

Страница 120: ...e IP address is assigned automatically or manually Parameters mode AUTO STATic AUTO Assigns the IP address automatically provided the network sup ports DHCP STATic Enables assigning the IP address manually RST AUTO Example SYST COMM NETW IPAD MODE AUTO The IP address is assigned automatically Manual operation See DHCP on page 50 SYSTem COMMunicate NETWork IPADdress SUBNet MASK netmask Effective on...

Страница 121: ...le parts of all registers to a defined value Usage Event STATus QUEue 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 9 13 2 Reading the CONDition part STATus DEVice CONDition STATus OPERa...

Страница 122: ...Query only 9 13 4 Controlling the ENABle part STATus DEVice ENABle value STATus OPERation CALibrating ENABle value STATus OPERation 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 EN...

Страница 123: ...ositive transition part STATus DEVice PTRansition value STATus OPERation CALibrating PTRansition 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...

Страница 124: ...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 10 2 Performing the faste...

Страница 125: ...te 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 ...

Страница 126: ... 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...

Страница 127: ...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...

Страница 128: ...ed 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 puls...

Страница 129: ...Performing measurement tasks programming examples R S NRPxxA N 129 User Manual 1177 6017 02 08 Performing a buffered continuous average measurement ...

Страница 130: ...trument Protocol IVI 6 1 TCPIP host address hislip0 INSTR VISA Socket communication LAN Ethernet TCPIP host address LAN device name port SOCKET VISA is a standardized software interface library providing input and output functions to communicate with instruments A VISA installation on the controller is a prerequisite for remote control over USBTMC and LAN when using VXI 11 or HiSLIP protocol inter...

Страница 131: ...R S NRPxxA N power sensor USB product ID R S NRP6A 0x0178 R S NRP6AN 0x0179 R S NRP18A 0x014E R S NRP18AN 0x014F Example USB 0x0AAD 0x0178 100001 0x0AAD is the vendor ID for Rohde Schwarz 0x0178 is the product ID for the R S NRP6A power sensor 100001 is the serial number of the particular power sensor 11 1 2 Ethernet interface The Ethernet interface of the R S NRP LAN power sensors allows you to i...

Страница 132: ...ics of the connection See the description of the VISA resource string below for the corre sponding interface protocols The string of the LAN device name is emphasized in ital ics HiSLIP TCPIP IP address or hostname hislip0 INSTR hislip0 is the HiSLIP device name designates that the interface protocol HiSLIP is used mandatory hislip0 is composed of HiSLIP device name HiSLIP port and must be assigne...

Страница 133: ...he sensor and on errors which have occurred This information is stored in the status reg isters and in the error queue You can query both with the commands of the STATus subsystem 11 2 1 Overview Fig 11 1 shows the hierarchical structure of information in the status registers 1 Device status 2 Questionable status 3 Standard event status 4 Operation status 5 Error queue Message queue Status byte 1 ...

Страница 134: ...onable status register and the associated ENABLe bit is set to 1 A set bit denotes a ques tionable device status which can be specified in greater detail by querying the questionable status register Chapter 11 2 3 Questionable status register on page 136 4 MAV Message available A readable message is in the message queue This bit can be used to automate reading of data from the sensor into the con ...

Страница 135: ...Table 11 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 Static error SERR exists Certain parameter settings could lead to a situation where subsequent measurements are not possible 2 SERR erroneous results Static error exists The measurement result is possibly incor rect 3 SE...

Страница 136: ... 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...

Страница 137: ... 11 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 NRPxxA N that is carried out auto matically upon power up has generated an error 11 2 3 1 Questionable power status r...

Страница 138: ...tion STATus QUEStionable POWer SUMMary EVENt Table 11 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 11 2 3 2 Questionable calibration status register Contains information whether the...

Страница 139: ...y EVENt Table 11 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 11 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...

Страница 140: ...ent 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 th...

Страница 141: ...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 11 2 5 1 Ope...

Страница 142: ...tion STATus OPERation CALibrating SUMMary EVENt Table 11 10 Used operation calibrating status bits and their meaning Bit no Short description Bit is set if 1 Sensor calibrating Sensor is being calibrated 11 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 start...

Страница 143: ... OPERation MEASuring SUMMary EVENt Table 11 11 Used operation measuring status bits and their meaning Bit no Short description Bit is set if 1 Sensor measuring Sensor is measuring 11 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...

Страница 144: ...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 11 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...

Страница 145: ...tion SENSe SUMMary EVENt Table 11 13 Used operation sense status bits and their meaning Bit no Short description Bit is set if 1 Sensor initializing Sensor is being initialized 11 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...

Страница 146: ...MMary EVENt Table 11 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 11 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...

Страница 147: ... Figure 11 13 Operation upper limit fail status registers Querying the register STATus OPERation ULFail CONDition STATus OPERation ULFail SUMMary EVENt Table 11 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 ...

Страница 148: ...nsors Only available for power sensors with networking capabilities the R S NRP LAN power sensors The position of the status icon is indicated in Figure 6 1 The colors are explained in Chapter 4 2 Status information on page 27 12 2 Performing a selftest The selftest gives you detailed information that you can use for troubleshooting Do not apply a signal to the sensor while the selftest is running...

Страница 149: ...rm a sanitization procedure as described in the instrument security proce dures This document is available on the product page see Chapter 2 1 Docu mentation overview on page 11 or the CD ROM delivered with the power sensor 2 Perform the firmware update again 12 4 Cannot establish a LAN connection If you have problems to establish a LAN connection as described in Chapter 3 7 3 Using a LAN connecti...

Страница 150: ... N 150 User Manual 1177 6017 02 08 Contact information Contact our customer support center at www rohde schwarz com support or follow this QR code Figure 12 1 QR code to the Rohde Schwarz support page Contacting customer support ...

Страница 151: ...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 compensation...

Страница 152: ...e 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 12 5 Contacting customer support on page 149 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 conc...

Страница 153: ... ethanol Further information To disconnect from the DUT on page 15 14 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 14 4 Disposal Rohde Schwarz is committed to making careful ecologically sound use of na...

Страница 154: ...s 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 ...

Страница 155: ...e COUNt AUTO TYPE 88 SENSe Sensor AVERage RESet 88 SENSe Sensor AVERage TCONtrol 88 SENSe Sensor AVERage STATe 89 SENSe Sensor CORRection DCYCle 90 SENSe Sensor CORRection DCYCle STATe 90 SENSe Sensor CORRection OFFSet 91 SENSe Sensor CORRection OFFSet STATe 91 SENSe Sensor CORRection SPDevice LIST 92 SENSe Sensor CORRection SPDevice SELect 92 SENSe Sensor CORRection SPDevice STATe 92 SENSe Sensor...

Страница 156: ...ion 121 STATus OPERation CALibrating ENABle 122 STATus OPERation CALibrating NTRansition 122 STATus OPERation CALibrating PTRansition 123 STATus OPERation CALibrating SUMMary EVENt 122 STATus OPERation CONDition 121 STATus OPERation ENABle 122 STATus OPERation LLFail CONDition 121 STATus OPERation LLFail ENABle 122 STATus OPERation LLFail NTRansition 122 STATus OPERation LLFail PTRansition 123 STA...

Страница 157: ...us QUEStionable POWer CONDition 122 STATus QUEStionable POWer ENABle 122 STATus QUEStionable POWer NTRansition 123 STATus QUEStionable POWer PTRansition 123 STATus QUEStionable POWer SUMMary EVENt 122 STATus QUEStionable PTRansition 123 STATus QUEStionable WINDow CONDition 122 STATus QUEStionable WINDow ENABle 122 STATus QUEStionable WINDow NTRansition 123 STATus QUEStionable WINDow PTRansition 12...

Страница 158: ...r LIST ALL 115 SYSTem SERRor LIST NEXT 116 SYSTem SERRor 115 SYSTem SUTime 116 SYSTem TLEVels 116 SYSTem TRANsaction BEGin 116 SYSTem TRANsaction END 117 SYSTem VERSion 117 SYSTem SENSor NAME 117 TEST SENSor 108 TRIGger ATRigger DELay 74 TRIGger ATRigger EXECuted 75 TRIGger ATRigger STATe 75 TRIGger COUNt 75 TRIGger DELay 76 TRIGger DELay AUTO 76 TRIGger DTIMe 76 TRIGger EXTernal 2 2 IMPedance 76 ...

Страница 159: ...Fastest measurement 124 Controlling host 16 Computer using LAN 20 R S NRX 20 Correction 90 Duty cycle 90 I gamma 94 Offset 91 S gamma 92 S parameter 91 Customer support 149 D Data sheets 12 Device status register 135 Diagnostics Selftest 148 Disconnecting Host interface 16 RF 15 Documentation overview 11 Download R S NRP Toolkit 29 Dropout time Trigger 69 DUT Connecting 14 Disconnecting 14 Duty cy...

Страница 160: ...ster 142 Operation sense status register 144 Operation status register 140 Operation trigger status register 143 Operation upper limit fail status register 146 P Parameter Averaging 46 Common 42 Continuous average 44 General 44 Power sensor 45 System 49 Trigger 47 Parameters Basic configuration 86 Power status LED 28 Power supply 15 Preparing for use 13 Programming example 124 Buffered measurement...

Страница 161: ...s 121 Hierarchy 133 NTRansition part 122 Operation calibrating status register 141 Operation lower limit fail status register 145 Operation measuring status register 142 Operation sense status register 144 Operation status register 140 Operation trigger status register 143 Operation upper limit fail status register 146 PTRansition part 123 Questionable calibration status register 138 Questionable ...

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