Related Manuals for R&S NRT-Z14
Summary of Contents for R&S NRT-Z14
- Page 1 ® R&S NRT-Z14/44 Directional Power Sensor Getting Started (>[äP2) 1443863202 Version 01...
- Page 2 Rohde & Schwarz GmbH & Co. KG. Trade names are trademarks of the owners. ® 1443.8632.02 | Version 01 | R&S NRT-Z14/44 Throughout this manual, products from Rohde & Schwarz are indicated without the ® symbol, e.g. ® R&S NRT-Z14 is indicated as R&S NRT-Z14.
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Page 3: Table Of Contents
® Contents R&S NRT-Z14/44 Contents 1 Safety and regulatory information........5 1.1 Safety instructions................5 1.2 Labels on the product................7 1.3 Warning messages in the documentation.......... 7 2 Welcome................. 9 2.1 Documentation overview..............9 2.1.1 Getting started manual................9 2.1.2 User manual....................9 2.1.3 Tutorials.................... - Page 4 ® Contents R&S NRT-Z14/44 4.1 RF connectors..................19 4.2 Host interface..................20 4.3 Power handling capacity..............20 4.4 R&S NRT‑Z5 USB interface adapter..........20 5 Operating concepts............. 23 5.1 Base unit....................23 5.2 R&S Virtual NRT.................. 24 5.3 Remote control..................26 5.3.1 Remote control using R&S Virtual NRT..........26 5.3.2 Remote control using terminal program..........27...
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Page 5: Safety And Regulatory Information
® Safety and regulatory information R&S NRT-Z14/44 Safety instructions Safety and regulatory information The product documentation helps you use the product safely and efficiently. Fol- low the instructions provided here and in the following chapters. Intended use The R&S NRT‑Zxx directional power sensor is intended for power and reflection measurements in development and for monitoring and maintenance purposes. - Page 6 ® Safety and regulatory information R&S NRT-Z14/44 Safety instructions Use the product only for its intended use and within its performance limits. Inten- ded use and limits are described in the product documentation such as the data sheet, manuals and the printed "Safety Instructions". If you are unsure about the appropriate use, contact Rohde &...
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Page 7: Labels On The Product
® Safety and regulatory information R&S NRT-Z14/44 Warning messages in the documentation Meaning of safety labels Safety labels on the product warn against potential hazards. Potential hazard Read the product documentation to avoid personal injury or product damage. Electrical hazard Indicates live parts. - Page 8 ® Safety and regulatory information R&S NRT-Z14/44 Warning messages in the documentation CAUTION Potentially hazardous situation. Could result in minor or moderate injury if not avoided. NOTICE Potential risks of damage. Could result in damage to the supported product or to other property.
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Page 9: Welcome
® Welcome R&S NRT-Z14/44 Documentation overview Welcome This chapter provides an overview of the user documentation and an introduction to the R&S NRT-Zxx power sensor. Documentation overview This section provides an overview of the R&S NRT-Zxx user documentation. Unless specified otherwise, you find the documents on the R&S NRT-Zxx product page at: www.rohde-schwarz.com/manual/nrt-z_nap-z... -
Page 10: Printed Safety Instructions
® Welcome R&S NRT-Z14/44 Key features 2.1.5 Printed safety instructions Provides safety information in many languages. The printed document is deliv- ered with the product. 2.1.6 Data sheets and brochures The data sheet contains the technical specifications of the R&S NRT-Zxx. It also lists the firmware applications and their order numbers, and optional accessories. - Page 11 ® Welcome R&S NRT-Z14/44 Key features ble in several steps, so that even short-time and high-power peaks can be deter- mined. Average burst power Used to measure modulated and unmodulated bursts based on the average power and the duty cycle. The duty cycle can be defined or determined automati- cally by the power sensor.
- Page 12 ® Welcome R&S NRT-Z14/44 Key features Getting Started 1443.8632.02 ─ 01...
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Page 13: Preparing For Use
® Preparing for use R&S NRT-Z14/44 Choosing the operating site Preparing for use Here, you can find basic information about setting up the product for the first time. Unpacking and checking 1. Unpack the product carefully. 2. Retain the original packing material. Use it when transporting or shipping the product later. -
Page 14: Considerations For Test Setup
® Preparing for use R&S NRT-Z14/44 Connecting to source and load ● Class A equipment is intended for use in industrial environments. It can cause radio disturbances in residential environments due to possible conducted and radiated disturbances. It is therefore not suitable for class B environments. - Page 15 ® Preparing for use R&S NRT-Z14/44 Connecting to source and load Figure 3-1: Connecting to source and load 1 = source 2 = port 1 (RF connector) 3 = R&S NRT‑Zxx directional power sensor 4 = port 2 (RF connector)
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Page 16: Connecting To A Computer Or Base Unit
® Preparing for use R&S NRT-Z14/44 Connecting to a computer or base unit To disconnect from the DUT 1. CAUTION! Risk of electric shock and severe skin burns. See "Connecting directional power sensors" on page 6. Switch off the RF power before touching the RF connectors. -
Page 17: Base Unit
® Preparing for use R&S NRT-Z14/44 Connecting to a computer or base unit To connect to a computer 1. Meet the prerequisites of the R&S NRT‑Z5 USB interface adapter described in Chapter 4.4, "R&S NRT‑Z5 USB interface adapter", on page 20. -
Page 18: Legacy Setups
® Preparing for use R&S NRT-Z14/44 Connecting to a computer or base unit If the base unit does not recognize the power sensor, check the baud rate set- ting. See the user manual. Further information: ● Chapter 5.1, "Base unit", on page 23 ●... -
Page 19: Power Sensor Tour
® Power sensor tour R&S NRT-Z14/44 RF connectors Power sensor tour This chapter provides an overview of the available connectors of the power sen- sor. The meanings of the labels on the product are described here and in Chapter 1.2, "Labels on the... -
Page 20: Host Interface
® Power sensor tour R&S NRT-Z14/44 R&S NRT‑Z5 USB interface adapter Host interface Used for establishing a connection between the power sensor and a computer or base unit. The connection is used for: ● Remote control of the power sensor via the serial interface (RS-422). - Page 21 ® Power sensor tour R&S NRT-Z14/44 R&S NRT‑Z5 USB interface adapter Prerequisites ● The USB port of the computer must be capable to supply at least 500 mA. If necessary, use a self-powered USB hub. ● The drivers for the R&S NRT‑Z5 USB interface adapter are installed on the computer.
- Page 22 ® Power sensor tour R&S NRT-Z14/44 R&S NRT‑Z5 USB interface adapter Getting Started 1443.8632.02 ─ 01...
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Page 23: Operating Concepts
® Operating concepts R&S NRT-Z14/44 Base unit Operating concepts ● Base unit......................23 ● R&S Virtual NRT..................... 24 ● Remote control....................26 Base unit See also Chapter 3.5.2, "Base unit", on page 17. Setup Figure 5-1: Setup for base unit 1 = signal source 2 = R&S NRT‑Zxx directional power sensor... -
Page 24: R&S Virtual Nrt
® Operating concepts R&S NRT-Z14/44 R&S Virtual NRT R&S Virtual NRT R&S Virtual NRT is a Windows application provided by Rohde & Schwarz for con- trolling the R&S NRT-Zxx. R&S Virtual NRT provides a graphical user interface supporting: ● Manual operation of the main measurements. For information on the graphical user interface, see the R&S Virtual NRT help. - Page 25 ® Operating concepts R&S NRT-Z14/44 R&S Virtual NRT 1 = signal source 2 = R&S NRT‑Zxx directional power sensor 3 = load 4 = computer with installed R&S Virtual NRT 5 = R&S NRT‑Z5 USB interface adapter To start a measurement 1.
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Page 26: Remote Control
® Operating concepts R&S NRT-Z14/44 Remote control To establish the communication 1. In the "Options" menu, select "RS-232". Click "Auto Config" to start the automatic configuration again. 2. If automatic configuration does not work, configure the interface settings man- ually: a) Set baud rate to 38400. -
Page 27: Remote Control Using Terminal Program
® Operating concepts R&S NRT-Z14/44 Remote control 3. In the "Options" menu, select "Direct Communication". The "Direct Communication" dialog is displayed. Any running measurements are interrupted. 4. In the "Input" field, enter a command, for example ID. 5. Click "SEND". - Page 28 ® Operating concepts R&S NRT-Z14/44 Remote control ● Interface parameters same as for power sensor, see "Power sensor interface settings" on page 27. ● ASCII configuration: end of transmitted lines with LF Example: Using the PuTTY terminal program This example shows the configuration of the PuTTY terminal program (https:// www.putty.org/).
- Page 29 ® Operating concepts R&S NRT-Z14/44 Remote control 4. Under "Connection" > "Serial", configure the parameters of the serial inter- face. 5.3.2.2 Testing the connection On power-up, the R&S NRT-Zxx responds to commands with one or several lines, if the connection is working.
- Page 30 31. To query the identification ► Send the id command. The power sensor responds with its identification string. Example: @6E Rohde&Schwarz NRT-Z14 V3.00 2021-12-01____ To query the last result ► Send rtrg. The power sensor responds with: @11 +2.1234E+01 +2.1530E+01 __avrl15500 ________...
- Page 31 ® Operating concepts R&S NRT-Z14/44 Remote control Interpreting the response: ● +2.1234E+01 Result for measurement direction 1>2; in this example 21.234 W average power ● +2.1530E+01 Result for measurement direction 2>1; in this example 21.53 dB return loss. ● __avrl15500 For further information, see the user manual.
- Page 32 ® Operating concepts R&S NRT-Z14/44 Remote control Getting Started 1443.8632.02 ─ 01...
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Page 33: Index
® Index R&S NRT-Z14/44 Index Legacy systems Connecting ..........18 Application cards ........10 Load ............14 Application notes ........10 Operating concepts ......... 23 Base unit R&S NRT2 .......... 23 Connecting ..........17 R&S Virtual NRT ......... 24 Brochures ..........10 Remote control ........ - Page 34 ® Index R&S NRT-Z14/44 Warning message ........7 Welcome ........... 9 White papers ........... 10 Getting Started 1443.8632.02 ─ 01...