Name: Rohde & Schwarz NRT 1080.9506.02/.62
Brand: Rohde & Schwarz
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1081.0483.12-09- 1

Test and Measurement

Division

Operating Manual

Power Reflection Meter

NRT

1080.9506.02/.62

Printed in the Federal

Republic of Germany

深圳德标仪器 135-1095-0799

Table of Contents7
Preparation for Use19
Front and Rear View (See Next Two Pages)19
1.2 Putting into Operation19
1.2.1 Unpacking19
1.2.2 Setting up19
Fig. 1-1 Front View - Display20
Fig. 1-2 Rear View21
1.2.3 Rackmounting22
1.2.4 Connection to AC Supply22
1.2.5 Power Fuses23
1.2.6 Power up23
1.2.7 Connecting a Sensor to the NRT23
1.2.8 Switching Sensor into RF Circuit24
1.2.9 EMC Shielding Measures24
10Function/Power-Up Test24
1.3 Installation of Options25
Battery Operation (with Option NRT-B3)26
1.4.1 General26
1.4.2 Charging the Battery26
1.4.3 Manual Start/Stop of Battery Charging27
1.4.4 Reducing the Power Consumption28
1.4.5 Preselection of on Period29
1.4.6 Battery Counter29
1.4.7 Replacing the Battery30
Fig. 1-3 Replacing the Battery30
Manual Operation31
Short Introduction31
Correct Connection of Sensor31
Default Setup31
Measuring the Power32
Unit Selectable in W or Dbm32
Measuring Relative Power Differences32
Measuring Envelope Parameters (ENV)33
Measuring the Reflection34
Switching between SWR and Another Reflection Parameter34
De)Activating the Acoustic Monitoring34
Fixing the Display Range and Scaling34
Enhanced Measurement Accuracy35
Using Frequency Response Correction35
Zeroing37
Increasing the Measurement Accuracy for Modulated Signals37
Selecting Forward Power (FWD) or Absorbed Power (F-R)38
Reference Plane and Cable Losses38
Measurement with Several Sensors39
Basic Operating Functions40
Front-Panel Keys40
Fig. 2-1 Front-Panel Keys40
Operation Via Function Keys41
Scaling of Bargraphs and Underrange Identification42
Selection of the Active Sensor42
Menu Operation43
Types of Menu Parameters43
Numeric Entries44
Menus and Notation45
Config Menu46
ENV KEY (Selection of Envelope Parameters)47
Measurement of Peak Envelope Power48
Crest Factor49
Average Burst Power50
Cumulative Distribution Function52
POWER (Configuration of Power Display)53
MAXHOLD (Min/Max Display On/Off)53
MAXDISP (Display of Max Value, Min Value or Difference)54
SCALE (Setting of Scale Limits for Bargraphs)54
RESOL (Resolution of Indication in Display)55
INT.TIME (Setting the Integration Time)56
USER (Entry of a User-Defined Integration Time)56
SPEC (Special Functions)57
REF (Reference Value for Relative Power Measurements)57
SWR.ALARM (SWR Monitoring)57
KEY (Configuration of Relative Units)58
Correction Menu60
FREQ (Frequency Response Correction )61
Entry of Carrier Frequency for NRT Sensors61
Entry of Carrier Frequency for NAP Sensors62
ZERO (Zeroing)62
MODULATION (Correction of Measured Values with Modulated Signals)63
MEAS.POS (Definition of Reference Plane)64
DIRECTION (Selection of Forward Power Direction)66
CALDATA (Entry of Calibration Factors)67
Fig. 2-6 Correction Menu67
Utility Menu69
ILLUM (Switching off and on the Backlighting of the Display)70
SETUP (Recalling and Storing Instrument Settings)70
AUTO.OFF (Power-Saving Mode)71
BATT.TIME (Battery Charging)72
AFTER CHARGE (Automatic Switchoff after Charging)72
BATTERY CHARGE (Manual Control of Battery Charging)73
BEEPER (Alarm Message, Acknowledge Signal)73
REMOTE (Remote-Control Settings)74
AUX/IO (Configuration of IN/OUT Connector)75
Configuration as a Monitoring Output: Selection of Bargraph76
Entering the Monitoring Criteria76
Selection of Output Level for SWR Alarm77
Remote Control81
Brief Instructions81
IEC/IEEE-Bus81
RS-232 Interface82
Switchover to Remote Control83
Remote Control Via IEC Bus83
Setting the Device Address83
Indications During Remote Control83
Return to Manual Operation84
Remote Control Via RS-232-Interface84
Setting the Transmission Parameters84
Indications During Remote Control84
Return to Manual Operation85
Messages85
Interface Message85
Device Messages (Commands and Device Responses)85
Structure and Syntax of the Device Messages86
SCPI Introduction86
Structure of a Command86
Fig. 3-1 Example for the Tree Structure of the SCPI Command Systems: the Sense System87
Structure of a Command Line89
Responses to Queries89
Parameters90
Overview of Syntax Elements92
Description of Commands93
Notation93
Trigger and Measurement During Remote Control95
Selection of Measurement Channel97
Common Commands98
Table 3-1 Common Commands98
Table 3-2 Device Response to *OPT99
Measurement Instructions100
Calculate Subsystem101
Table 3-5 Calibration System102
Calibration Subsystem103
Control Subsystem104
Table 3-6 Control Subsystem104
Diagnostic Subsystem105
Table 3-7 Diagnostic Subsystem105
10Input Subsystem106
Table 3-8 Input Subsystem106
11Sense Subsystem108
Table 3-11 System Subsystem120
Table 3-12 TEST Subsystem122
Table 3-13 Trigger Subsystem124
Table 3-14 UNIT Subsystem125
Instrument Model and Command Processing127
Input Unit127
Fig. 3-2 Instrument Model in the Case of Remote Control by Means of the IEC Bus127
Command Recognition128
Data Set and Instrument Hardware128
Status Reporting System128
Output Unit129
Command Sequence and Command Synchronization129
Table 3-15 Synchronization with *OPC, *OPC? and *WAI129
Status Reporting System130
Structure of an SCPI Status Register130
Fig. 3-3 the Status Register Model130
Overview of the Status Registers132
Fig. 3-4 the Status Registers132
Description of the Status Registers133
Status Byte (STB) and Service Request Enable Register (SRE)133
Table 3-16 Meaning of the Bits Used in the Status Byte133
IST Flag and Parallel Poll Enable Register (PPE)134
Event Status Register (ESR) and Event Status Enable Register (ESE)134
Table 3-17 Meaning of the Bits Used in the Event Status Register134
Status:operation Register135
Status:questionable Register135
Table 3-18 Meaning of the Bits Used in the Status:operation Register135
Table 3-19 Meaning of the Bits Used in the Status:questionable Register135
Application of the Status Reporting Systems136
Service Request, Making Use of the Hierarchy Structure136
Serial Poll137
Parallel Poll137
Query by Means of Commands137
Error Queue Query137
Reset Values of the Status Reporting Systems138
Maintenance and Troubleshooting139
Maintenance139
Cleaning the Outside139
Replacing the Battery (Option NRT-B3)139
Storage140
Firmware Update141
Loading New Firmware into Basic Unit141
4.3 Functional Test146
Troubleshooting146
Detection of Faulty Module146
Installation and Removal of Modules148
Opening the Instrument148
Fig. 4-3 Removing the Top and Bottom Cover148
Option NRT-B1149
Option NRT-B2149
Option NRT-B3150
Power Supply151
Display Board152
Mainboard152
Checking the Rated Specifications153
Measuring Equipment and Accessories153
Test Setup for Checking the Option NRT-B1154
Test Procedure154
Switch-On Sequence154
Display and Keypad154
Display Test154
Keypad Test155
Acoustic Signal Device155
Memory Test155
Remote Control155
IEC/IEEE BUS (IEC625 / IEEE488 Interface)155
RS232 Interface156
Sensor Interface156
AUX Interface156
Option NRT-B1157
Sensor Identification157
Zeroing157
Power Measurement158
Option NRT-B2158
Option NRT-B3158
Switchover AC Supply/Battery Operation158
Battery Identification159
Automatic Switch-Off of Charging159
Test Report160
Table 5-2 Test Report160
Annex a Interfaces161
Fig. A-1 Pin Assigment of the IEC-Bus Interface161
Annex A.1.3 Interface Functions162
Table A-1 Interface Functions162
Annex A.1.4 Interface Messages163
Table A-2 Universal Commands163
Table A-3 Addressed Commands163
Annex A.2 RS-232-C Interface164
Annex A.2.1 Interface Characteristics164
Annex A.2.2 Signal Lines164
Fig. A-2 Pin Assigment of the RS-232-C Interface164
Fig. A-3 Null Modem Connection Scheme166
Annex B List of Error Messages167
Annex B.1 SCPI-Specific Error Messages167
Annex B.2 NRT-Specific Error Messages174
Annex C175
List of Commands175
Annex D179
Programming Examples179
Annex D.1 Including IEC-Bus Library for Quickbasic179
Annex D.2 Initialization and Default Status179
Annex D.2.1 Initialize Controller179
Annex D.2.2 Functions for Receiving and Sending Data and Commands179
Annex D.2.3 Initialize the Instrument180
Annex D.3 Sending Device Setting Commands180
Annex D.4 Switchover to Manual Control180
Annex D.5 Reading out Device Settings181
Annex D.6 Performing a Measurement181
Annex D.7 Command Synchronization182
Annex D.8 Service Request183
Annex E Default Settings185
Table E-1 Default Settings185

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Rohde & Schwarz NRT 1080.9506.02/.62 Specifications

General

Impedance	50 Ω
Display Resolution	0.01 dB
Operating Temperature Range	0 °C to +50 °C
Display	LCD
Interfaces	RS-232
Measurement Accuracy	±0.2 dB
Input Connector	N-type

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Rohde & Schwarz NRT 1080.9506.02/.62 User Manual

Table of Contents

Questions and Answers:

Rohde & Schwarz NRT 1080.9506.02/.62 Specifications

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