R&S OSP Series, OSP220, OSP320, OSP-B200S2, OSP230 Getting Started

®
R&S
OSP Open Switch and Control Platform
Getting Started
(;ÜÕA2)
1178711702
Version 03
Getting Started
The R&S®OSP is a high-performance switch platform from Rohde & Schwarz. It facilitates RF tests by eliminating the need to rearrange coaxial cable connections repeatedly during measurements. Instead, the application-specific modules in the base unit automatically switch the required signal paths.
This document describes the following R&S®OSP base units:
R&S®OSP220 Base Unit 2HU without Touchscreen (order no. 1528.3105.02)
R&S®OSP230 Base Unit 2HU with Touchscreen (order no. 1528.3105.03)
R&S®OSP320 Base Unit 3HU without Touchscreen (order no. 1528.3111.02)
R&S®OSP-B200S2 Satellite 2HU for Base Units (order no. 1528.3134.02/.04)
For all optionally available standard switch modules, refer to the User Manual, which is available for download at https://www.rohde-schwarz.com/product/osp > Manuals
The software contained in this product uses several valuable open source software packages. For infor­mation, see the "Open Source Acknowledgment" document, which is available for download from the R&S OSP product page at https://www.rohde-schwarz.com/product/osp > Firmware. Rohde & Schwarz would like to thank the open source community for their valuable contribution to embed­ded computing.
© 2019 Rohde & Schwarz GmbH & Co. KG
Mühldorfstr. 15, 81671 München, Germany
Phone: +49 89 41 29 - 0
Fax: +49 89 41 29 12 164
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.
1178.7117.02 | Version 03 | R&S®OSP
In this manual, products from Rohde & Schwarz are indicated without the ® symbol, e.g. R&S®OSP is indi­cated as R&S OSP.
R&S®OSP

Contents

1 For Your Safety...................................................................... 5
1.1 SSR Failsafe Concept...........................................................................8
2 Key Features.......................................................................... 9
3 Documentation Overview....................................................11
3.1 Getting Started Manual.......................................................................11
3.2 User Manual.........................................................................................11
3.3 Tutorials............................................................................................... 11
3.4 Service Manual....................................................................................12
Contents
3.5 Basic Safety Instructions................................................................... 12
3.6 Data Sheets and Brochures............................................................... 12
3.7 Release Notes, Open Source Acknowledgment.............................. 12
3.8 Application Notes & Cards, White Papers, etc.................................12
4 Preparing for Use.................................................................13
4.1 Unpacking and Checking the Switch Unit........................................ 13
4.2 Accessory List.................................................................................... 14
4.3 Placing or Mounting the Instrument................................................. 15
4.4 Connecting AC Power........................................................................ 17
4.5 Switching the Instrument On and Off............................................... 17
4.6 Checking the Installed Modules........................................................ 19
4.7 Configuring the Initial Instrument Settings...................................... 19
5 Instrument Tour................................................................... 20
5.1 Front Panel View................................................................................. 20
5.1.1 Front Panel of the R&S OSP220.......................................................... 20
5.1.2 Front Panel of the R&S OSP230.......................................................... 21
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5.1.3 Front Panel of the R&S OSP320.......................................................... 21
5.1.4 Front Panel of the R&S OSP-B200S2 Satellite Unit............................. 22
5.1.5 Touchscreen..........................................................................................23
5.2 Rear Panel View.................................................................................. 25
5.2.1 Rear Panel of the R&S OSP220........................................................... 25
5.2.2 Rear Panel of the R&S OSP230........................................................... 25
5.2.3 Rear Panel of the R&S OSP320........................................................... 26
5.2.4 Rear Panel of the R&S OSP-B200S2 Satellite Unit..............................27
Contents
6 Trying Out the Switch Unit..................................................29
6.1 Manual and Remote Modes of Operation......................................... 29
6.1.1 Direct Manual Operation....................................................................... 29
6.1.2 Manual Remote Operation....................................................................30
6.1.3 Remote Operation by SCPI Commands............................................... 30
6.2 User Interface and Functional Elements.......................................... 31
6.3 Main Action Buttons........................................................................... 34
6.4 Elements of the Status Line...............................................................34
6.5 Manual Module Operation.................................................................. 35
6.5.1 Switching Mode.....................................................................................35
6.5.2 Selection Mode..................................................................................... 36
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For Your Safety

1 For Your Safety

The R&S OSP is designated for use in industrial, administrative, and laboratory environments. Use the R&S OSP only for its designated purpose. Observe the safety and usage instructions documented in the user manual, as well as operat­ing conditions and performance limits stated in the data sheet.
The product documentation helps you to use the R&S OSP safely and efficiently. Keep the product documentation in a safe place and pass it on to the subsequent users.
Safety information is part of the product documentation. It warns you about the potential dangers and gives instructions how to prevent personal injury or dam­age caused by dangerous situations. Safety information is provided as follows:
In the "Basic Safety Instructions", safety issues are grouped according to sub­jects. For example, one subject is electrical safety. The "Basic Safety Instruc­tions" are delivered with the R&S OSP in different languages in print.
Throughout the documentation, safety instructions are provided when you need to take care during setup or operation. Always read the safety instruc­tions carefully. Make sure to comply fully with them. Do not take risks and do not underestimate the potential danger of small details such as a damaged power cable.
Restrictions on opening a switch unit
Opening an R&S OSP switch unit can lead to personal injury and instru­ment damage.
To avoid these risks, do not open your switch unit. If opening is required for mounting a module, let Rohde & Schwarz service
personnel mount this module.
If opening is not required for mounting a module, follow the mounting instruction in the User Manual.
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Risk of injury due to disregarding safety information
Observe the information on appropriate operating conditions provided in the data sheet to prevent personal injury or damage to the instrument. Read and observe the basic safety instructions provided with the instrument, in addition to the safety instructions in the following sections.
Do not open the instrument casing, except for exchanging a hardware option module, as described in the User Manual.
Risk of instrument damage due to inappropriate operating conditions
Specific operating conditions are required to ensure accurate measure­ments and to avoid damage to the instrument. Observe the information on appropriate operating conditions provided in the basic safety instructions and the instrument's data sheet.
For Your Safety
Risk of electrostatic discharge (ESD)
Electrostatic discharge (ESD) can damage the electronic components of the instrument and the device under test (DUT).
A risk of damage due to ESD is typically limited to switch units that are equipped with hardware options with one or more of the following features:
Digital input or output ports (I/O ports)
Solid-state relays (SSR)
Integrated amplifiers in special modules that are delivered as part of a test system
ESD is most likely to occur when you connect or disconnect a cable to one of the switch unit's connectors. To prevent ESD, use a wrist strap and cord and connect yourself to the ground, or use a conductive floor mat and heel strap combination.
For details, refer to the basic safety instructions delivered as a printed bro­chure with the instrument.
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Risk of instrument damage during operation
An unsuitable operating site or test setup can damage the switch unit and connected devices. Ensure the following operating conditions before you switch on the switch unit:
All fan openings are unobstructed and the airflow perforations are unim­peded. The minimum distance from the wall is 10 cm.
The instrument is dry and shows no sign of condensation.
The instrument is positioned as described in the following sections.
The ambient temperature does not exceed the range specified in the data sheet.
For Your Safety
Risk of instrument damage due to insufficient airflow in a rack
If you mount several instruments in a rack, you need an efficient ventilation concept to ensure that the instruments do not overheat. Insufficient airflow for a longer period can disturb the operation and even cause damage.
EMI impact on measurement results
Electromagnetic interference (EMI) may affect the measurement results.
To suppress generated electromagnetic interference (EMI):
Use suitable shielded cables of high quality. For example, use double­shielded RF, LAN and HDMI cables. Note: USB cables are of varying and often poor quality. Therefore, con­sider the quality of each individual USB cable.
Always terminate open cable ends.
Note the EMC classification in the data sheet.
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SSR Failsafe Concept
For Your Safety

1.1 SSR Failsafe Concept

SSRs are intended for high-frequency and high-speed switching, but their semi­conductor elements are damaged easily by excess current, voltage peaks or a short circuit. If there is a malfunction, the SSR cannot switch off a connected load. Hence, inappropriate conditions or usage can damage SSRs or connected com­ponents and lead to associated problems.
Risk of injury and damage due to inappropriate SSR relay usage
Solid-state relays (SSRs) require a dedicated concept for failsafe operation. If you do not implement such a concept in a competent manner, the relay can fail in securely switching off the load. This failure can lead to a risk of personal injury and damage of equipment.
To prevent this risk, avoid excess current, voltage peaks and short circuits.
Monostable vs. failsafe
The term "monostable relay" is often considered to be equivalent with the term "failsafe relay", but this interpretation is misleading:
Failsafe means, that the relay is designed to cause minimum or no harm if there is a failure. To realize this goal, the relay must switch off a load connected to its NO terminal (normally open), when the control voltage is lost.
Monostable means, that with no control voltage applied, the relay auto­matically falls back to its "stable" default state. In this state, the C termi­nal (common) is either connected to the NC terminal (normally connec­ted, typically in SPDT switches) or not connected to any terminal (typi­cally in drum switches).
Monostable electromechanical relays are failsafe by their mechanical
design: With no voltage applied, a spring load brings back the switch to its default NC state (or to no connection at all).
On the contrary, monostable solid-state relays are not inherently
failsafe: Without any voltage applied, the relay quits functioning. Hence, if the control voltage is lost, SSRs still require the presence of a supply voltage for switching to the default sate.
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Key Features

2 Key Features

The R&S OSP is a highly flexible, modular switch and control platform. Each switch unit can be equipped with several application-specific switch modules.
The platform meets the requirements of diverse test scenarios in production, labs and development environments. Scenarios range from desktop configurations for laboratory measurements to complex, rack-integrated test systems.
The R&S OSP220/230/320 described in this manual are the second generation of switch units from Rohde & Schwarz, replacing the R&S OSP120/130/150.
Outstanding key features are:
5 to 10 module slots and up to 16 module buses provide maximum flexibility
Fast setup of test and measurement configurations
Replace complex wirings by a single switch and control platform
Easy master/slave configuration
Optional installation of several remotely controlled satellite units (see p. 22)
Reliable measurements and reproducible tests
Automation for cost-efficient test sequences
Electromechanical relay modules up to 67 GHz
Solid-state relay modules with switching and settling times down to the µs range
Backward compatible to all standard modules of the previous switch unit gen­eration R&S OSP120/130/150
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Backward compatibility details
The new switch units R&S OSP220/230/320 are mechanically and elec­trically fully compatible with all legacy standard hardware modules and new modules, described in the User Manual
The new firmware is also compatible with all these modules However, the following limitations in compatibility apply:
In a master-slave setup, you cannot mix legacy switch units with new switch units. Differences in communication prevent a combination of the two generations: The legacy switch units were interconnected by a CAN-bus system, while the new switch units are interconnected via Ethernet (LAN).
Consequently, also the commands for configuring a master-slave setup of new switch units differ from the commands for the legacy units.
Key Features
The new firmware addresses the modules by their connectors M01 to M16 in a switch unit.
In setting commands, the firmware alternatively accepts addressing
the modules by A11 A12 or A13, according to the 3 module connec­tor buses in a legacy switch unit.
In query commands, the firmware per default returns module num-
bers in Mxx format. However, you can use the command CONFigure:COMPatible[:MODE] to let the firmware return mod­ule numbers in A1x format, according to the legacy syntax. Refer to the User Manual for details on this command.
As the legacy units had 3 module connectors, only, numbers beyond A11, A12 and A13 make no sense, although the new module (connec­tor) numbers run up to M16.
The available switch modules are described in the User Manual.
For a detailed specification of the R&S OSP, refer to the data sheet, available for download at www.rohde-schwarz.com/brochure-datasheet/osp.
Note that switch units are no measurement instruments. They support effi­cient working with test and measurement setups, but switch units never dis­play any measurement results or power levels.
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Documentation Overview
Tutorials

3 Documentation Overview

This section provides an overview of the R&S OSP user documentation. Unless specified otherwise, you find the documents on the R&S OSP product page at:
www.rohde-schwarz.com/product/osp

3.1 Getting Started Manual

Introduces the R&S OSP and describes how to set up and start working with the product. Includes, e.g., basic operations and safety instructions. A printed version is delivered with the switch unit.

3.2 User Manual

Contains the description of all switch unit 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, switch unit interfaces and error messages. Includes the contents of the Getting Started manual.
A separate R&S OSP-B200R/B200S2 Satellite System User Manual is also avail­able for download at www.rohde-schwarz.com/manual/osp.

3.3 Tutorials

Tutorials offer guided examples and demonstrations on operating the R&S OSP. They are provided on the product page of the internet.
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Application Notes & Cards, White Papers, etc.
Documentation Overview

3.4 Service Manual

Describes handling failed modules, module replacement, troubleshooting and special remote control commands for service purposes. The document also con­tains spare part lists and mechanical drawings. The service manual ("Classified Service Document") is available for Rohde & Schwarz personnel, only.

3.5 Basic Safety Instructions

Contains safety instructions, operating conditions and further important informa­tion. The printed document is delivered with the switch unit.

3.6 Data Sheets and Brochures

The data sheet contains the technical specifications of the R&S OSP. It also lists the firmware applications and their order numbers, and optional accessories.
The brochure provides an overview of the instrument and deals with the specific characteristics. See www.rohde-schwarz.com/brochure-datasheet/osp

3.7 Release Notes, Open Source Acknowledgment

The release notes list new features, improvements and known issues of the cur­rent firmware version, and describe the firmware installation. The open-source acknowledgment document (OSA) provides verbatim license texts of the used open-source software. See www.rohde-schwarz.com/firmware/osp

3.8 Application Notes & Cards, White Papers, etc.

These documents deal with special applications or background information on particular topics. See www.rohde-schwarz.com/application/osp
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Unpacking and Checking the Switch Unit
Preparing for Use

4 Preparing for Use

This section describes the basic steps to be taken when setting up the R&S OSP for the first time and putting it into operation.
4.1 Unpacking and Checking the Switch Unit........................................... 13
4.2 Accessory List........................................................................................14
4.3 Placing or Mounting the Instrument.....................................................15
4.4 Connecting AC Power........................................................................... 17
4.5 Switching the Instrument On and Off...................................................17
4.6 Checking the Installed Modules........................................................... 19
4.7 Configuring the Initial Instrument Settings......................................... 19

4.1 Unpacking and Checking the Switch Unit

Check the equipment for completeness using the delivery note and the accessory lists for the various items. Check the equipment for any damage. If parts of the equipment are missing or if there is damage, immediately contact the carrier who delivered the equipment.
Packing material
Retain the original packing material. If the instrument needs to be transpor­ted or shipped later, you can use the material to protect the control ele­ments and connectors.
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Preparing for Use
Accessory List
Risk of damage during transportation and shipment
Insufficient protection against mechanical and electrostatic effects during transportation and shipment can damage the instrument.
Always make sure that sufficient mechanical and electrostatic protection is provided.
When shipping an instrument, we recommend using the original packag­ing. If you do not have the original packaging, use sufficient padding to prevent the instrument from moving around inside the box. Pack the instrument in antistatic wrap to protect it from electrostatic charging.
Secure the instrument to prevent any movement and other mechanical effects during transportation.

4.2 Accessory List

The R&S OSP base unit comes with the following accessories:
Printed "Getting Started" manual, English (order no. 1178.7117.02)
Ethernet (LAN) cable, 2 m, RJ45 (1:1), category 6 (order no. 0041.9748.00)
Power supply cable, delivered country-specific to fit your local wall outlet for­mat, see Table 4-1
Table 4-1: Power cords
Power supply cables according to country-specific standards Order no.
European standard Angular adapter for European standard
British standard 0006.7013.00
Swiss standard 0006.7020.00
US American standard 0006.7036.00
Australian standard 0006.7107.00
0025.2365.00
0086.4400.44
Chinese standard 0041.4752.00
Japanese standard 0041.6232.00
Brazilian standard 3587.8102.00
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Placing or Mounting the Instrument
Preparing for Use

4.3 Placing or Mounting the Instrument

The R&S OSP is designed for use either on a bench top or in a standard 19" rack.
Bench-top positioning
If the R&S OSP is operated on a bench top, the surface must be flat.
Risk of injury when stacking instruments
A stack of instruments can tilt over and cause injury if not stacked correctly. Furthermore, the instruments at the bottom of the stack can be damaged due to the load imposed by the instruments on top.
Observe the following instructions when stacking instruments:
Never stack more than three instruments. If you need to stack more than three instruments, install them in a rack.
The overall load imposed on the lowest instrument must not exceed 500 N.
It is best if all instruments have the same dimensions (width and length). If you need to stack smaller instruments on the top, the overall load imposed on the lowest instrument must not exceed 250 N.
If the instruments have foldable feet, fold them in completely.
You can use the instrument in horizontal position, standing on its feet, or with the support feet folded out from underneath.
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Preparing for Use
Placing or Mounting the Instrument
Risk of injury if feet are folded out
The feet can fold in if they are not folded out completely or if the instrument is shifted, which can cause damage or injury.
Fold the feet completely in or out to ensure stability of the instrument. Never shift the instrument when the feet are folded out.
When the feet are folded out, do not work under the instrument or place anything underneath.
The feet can break if they are overloaded. The overall load on the fol­ded-out feet must not exceed 500 N.
F
max
Rack mounting
You can install the R&S OSP in a 19'' rack, using one of the following optional rack adapter kits:
For 2 HU (R&S OSP220 and R&S OSP230), use R&S ZZA-211 (order no.
1096.3260.00)
For 3 HU (R&S OSP320), use R&S ZZA-311 (order no. 1096.3277.00)
The installation instructions for the adapter kit are included in its delivery.
The satellite unit R&S OSP-B200S2 is not designed for rack-mounting.
Risk of instrument damage due to insufficient airflow in a rack
If you mount several instruments in a rack, you need an efficient ventilation concept to ensure that the instruments do not overheat. Insufficient airflow for a longer period can disturb the operation and even cause damage.
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Switching the Instrument On and Off
Preparing for Use

4.4 Connecting AC Power

The switch unit is equipped with an AC power supply connector and can be used with different AC voltages. The R&S OSP adapts itself automatically to the volt­age. Refer to the data sheet for the voltage and frequency requirements. The AC power connector is on the rear panel of the instrument.
► Connect the R&S OSP to an AC power supply using the supplied power
cable. As the instrument's assembly is in line with the specifications for safety class EN61010, you must connect it only to an outlet that has a ground contact.
For replacing the fuses, refer to the maintenance chapter in the User Manual.

4.5 Switching the Instrument On and Off

Switching on
► Set the AC power switch on the rear panel to position "I".
The instrument is supplied with AC power. After booting, the instrument is ready for operation. A green LED above the [Pwr] key on the front panel indi­cates the operating mode.
Switching off
1. If the LED above the [Pwr] key on the front panel emits green light, set the
R&S OSP to standby mode by pressing the [Pwr] key.
The LED changes from green to orange light, indicating sleep mode. The switch unit is now unavailable via LAN, even if connected. Otherwise, if the R&S OSP is already in standby mode, do not press the [Pwr] key.
2. Set the AC power switch on the rear panel to position "O".
The R&S OSP changes into off mode.
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Switching the Instrument On and Off
Display timeout
The OLED mini display of a switch unit R&S OSP220 or R&S OSP320 serves for showing you the network connection. It is switched off automati­cally, 30 minutes after specifying this LAN connection. Setting or changing the LAN connection typically happens at power-up. Without a network con­nection, the OLED mini display is switched off 30 minutes after power-up. This feature helps to prevent burn-in effects often seen in OLED displays.
When the switch unit is connected via a new network address, the mini dis­play is switched on again for the next 30 minutes. (Your server can assign a new network address, for example, when you change the switch unit's net­work settings from static IP to DHCP, as described in the User Manual.)
The RGB-LED touchscreen display in the R&S OSP230 and in the mod­ule R&S OSP-B300M needs no burn-in protection. Thus, it has no timeout.
Preparing for Use
Risk of losing settings
While the R&S OSP is in operating mode, if you switch it off using the rear panel switch or by disconnecting the power cord, the instrument loses its current settings. (Operating mode is indicated by a green LED above the [Pwr] key.)
For example, if you have selected signal paths previously, you must select and enable these paths again, when you restart the switch unit.
To avoid a loss of settings, press the [Pwr] key first to set the switch unit into standby mode. Then shut it down properly by setting the rear AC power switch to position "O".
If "Configuration" > "General" > "Switch-On Reset" is activated, the R&S OSP resets all internal latching switches during the startup proce­dure.
If "Configuration" > "General" > "Switch-On Action" is set to "Switch Path", the R&S OSP loads the previously set path while booting. The switch unit then activates this path when the startup procedure is com­pleted.
Configuring a master-slave setup of switch units is described in the User Manual.
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Configuring the Initial Instrument Settings
Preparing for Use

4.6 Checking the Installed Modules

The instrument is typically equipped with one or more optional switch modules.
You can visually check whether the modules listed on your delivery note corre­spond with the installed modules. Each module's name is printed on its panel.
You can also view the installed modules in the "Module Operation" dia­log (touchscreen display or "WebGUI", see Chapter 6.2, "User Interface
and Functional Elements", on page 31):
Figure 4-1: The module operation dialog, here with a master switch unit and 5 modules
The information in this dialog is updated during the booting process, when the R&S OSP automatically detects the installed modules.

4.7 Configuring the Initial Instrument Settings

After startup, the switch unit is fully configured automatically, and ready for use.
However, you have many options to change the configuration, for example:
Edit the network settings
Define or modify a master-slave setup
Restore a previous setting
Define switching paths and output channels
These configuration settings and many more are described in the User Manual.
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Instrument Tour
Front Panel View

5 Instrument Tour

5.1 Front Panel View

The following chapters describe the front panels of all models of the R&S OSP switch unit family. For the functional elements, refer to Chapter 6.2.
5.1.1 Front Panel of the R&S OSP220........................................................... 20
5.1.2 Front Panel of the R&S OSP230........................................................... 21
5.1.3 Front Panel of the R&S OSP320........................................................... 21
5.1.4 Front Panel of the R&S OSP-B200S2 Satellite Unit.............................. 22
5.1.5 Touchscreen.......................................................................................... 23

5.1.1 Front Panel of the R&S OSP220

The front panel of the R&S OSP220 features 3 module slots, a monochrome non­touch mini display, a power switch and various connectors.
The R&S OSP220 occupies 2 height units (2HU) in a standard 19" rack. You can insert 1-slot, 2-slot or 3-slot modules into the 3 front slots:
Figure 5-1: Front view of the R&S OSP220 (2HU)
FS01 = Front slot 01, here with a blind plate FS02 = Front slot 02, here with a 1-slot switch module FS03 = Front slot 03, here with a blind plate F Int = Front interfaces and mini OLED display (128 x 64 pixels), see Figure 6-4
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Instrument Tour
Front Panel View

5.1.2 Front Panel of the R&S OSP230

The front panel of the R&S OSP230 features 2 module slots, an integrated touch­screen display, a power switch and various connectors.
The R&S OSP230 occupies 2 height units (2HU) in a standard 19" rack. You can insert two 1-slot modules or one 2-slot module into the 2 front slots:
Figure 5-2: Front view of the R&S OSP230 (2HU)
FS01 = Front slot 01, here with a blind plate FS02 = Front slot 02, here with a 1-slot switch module Disp. = Integrated touchscreen display F Int = Front interfaces, see Figure 6-4

5.1.3 Front Panel of the R&S OSP320

The R&S OSP320 is higher than all other switch units from Rohde & Schwarz. With its 3 height units (3HU), it enables a more dense fitting of 1-slot switch mod­ules within the same instrument width. Hence, its front panel features 5 module slots, along with a power switch, a mini display and various connectors.
2 of the 5 front slots (labeled FS04 and FS05 in Figure 5-3) can hold the factory­mounted optional touchscreen display module R&S OSP-B300M:
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Instrument Tour
Front Panel View
Figure 5-3: Front view of the R&S OSP320 (3HU)
FS01 = Front slot 01, here with a 1-slot switch module FS02 = Front slot 02, here with a 1-slot switch module FS03 = Front slot 03, here with a 1-slot switch module FS04 + FS05 = Front slot 04 and 05, here with mounted touchscreen display module F Int = Front interfaces and mini OLED display (128 x 64 pixels), see Figure 6-4
The dedicated touchscreen display module R&S OSP-B300M shown in Fig-
ure 5-3 is optional (see p. 23). It can only be factory-mounted in the
R&S OSP320 with 3 height units (3HU) in position FS04 + FS05.
You cannot insert any modules into the R&S OSP320 that are designed as 2-slot or 3-slot modules for a switch unit with 2 height units (2HU, see above).

5.1.4 Front Panel of the R&S OSP-B200S2 Satellite Unit

For a comprehensive description of this unit, also refer to the R&S OSP- B200R/B200S2 Satellite System User Manual, available for download at
www.rohde-schwarz.com/manual/osp.
The R&S OSP-B200S2 is a standalone device, only, not to be mounted into a 19" rack. The front panel of satellite unit the features 2 module slots, into which you can insert 1-slot or 2-slot modules:
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Figure 5-4: Front view of the R&S OSP-B200S2 (2HU)
SlotA = Front slot A, here with a 1-slot switch module SlotB = Front slot B, here with a 1-slot switch module
Instrument Tour
Front Panel View
This unit is designed to serve as a satellite with up to 2 switch modules, controlled from a base switch unit with remote control module R&S OSP-B200R.
For example, you can use the satellite unit inside a shielded chamber for EMC tests that do not tolerate electrical wiring. In this scenario, use the satellite with local battery power supply, and control the switch modules fitted in the unit via a fiber-optic link. See also Chapter 5.2.4.1, "Wired Link versus Fiber-Optic Link", on page 28.

5.1.5 Touchscreen

Figure 5-5: Touchscreen display, here showing the Main menu
The R&S OSP230 is equipped with an integrated touchscreen display on the front panel.
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Instrument Tour
Front Panel View
The R&S OSP320 can be equipped with the touchscreen display module R&S OSP-B300M.
Both the integrated display and the display module are based on a touch-sensi­tive RGB LCD with a resolution of 800 x 480 pixels.
The touchscreen display offers one out of several means of user interaction for easily handling the switch unit. It shows the relay and switch-path settings, pro­vides status information and allows configuring and controlling your measurement tasks.
The touchscreen reacts in a defined way when you tap a particular element on the screen with a finger or with a pointing device, for
example an external USB mouse. Any user interface element that reacts to a click by a mouse pointer also reacts to a tap on the screen, and vice versa. Using the touchscreen, you can perform all tasks by the tap of your finger.
For the remainder of this manual, all interactions are described for a "click" action. These descriptions also mean the equivalent "tap" action using the touchscreen.
On-screen keyboard
The on-screen keyboard is an additional means of direct interaction with the switch unit R&S OSP230 or R&S OSP320, the latter if equipped with touchscreen module R&S OSP-B300M.
Figure 5-6: Different versions of the on-screen keyboard
Left = Numbers and characters allowed Center = Decimal numbers, only Right = Hexadecimal numbers
The touchscreen automatically opens an on-screen keyboard, if your current action requires entering numbers or characters. The cancel button or the OK but­ton closes the on-screen keyboard.
Instead of using the on-screen keyboard, you can enter data with a connected external keyboard (Figure 6-1) or via the user interface in a browser (Figure 6-2).
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Instrument Tour
Rear Panel View

5.2 Rear Panel View

The following chapters describe the rear panels of all models of the R&S OSP switch unit family. For the functional elements, refer to Chapter 6.2.
5.2.1 Rear Panel of the R&S OSP220............................................................25
5.2.2 Rear Panel of the R&S OSP230............................................................25
5.2.3 Rear Panel of the R&S OSP320............................................................26
5.2.4 Rear Panel of the R&S OSP-B200S2 Satellite Unit...............................27
5.2.4.1 Wired Link versus Fiber-Optic Link........................................................28

5.2.1 Rear Panel of the R&S OSP220

The rear panel of the R&S OSP220 features 3 module slots, an on/off switch, fuses, power supply connector, LAN and USB connectors and a micro SD card slot. You can insert 1-slot, 2-slot or 3-slot modules into the 3 rear slots:
Figure 5-7: Rear view of the R&S OSP220 (2HU)
R Int = Rear interfaces, see Figure 6-4 RS01 = Rear slot 01, here with a blind plate RS02 = Rear slot 02, here with a blind plate RS03 = Rear slot 03, here with a blind plate

5.2.2 Rear Panel of the R&S OSP230

The rear panel of the R&S OSP230 features 3 module slots, an on/off switch, fuses, power supply connector, LAN and USB connectors and a micro SD card slot. You can insert 1-slot, 2-slot or 3-slot modules into the 3 rear slots:
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Figure 5-8: Rear view of the R&S OSP230 (2HU)
R Int = Rear interfaces, see Figure 6-4 RS01 = Rear slot 01, here with a 1-slot switch module RS02 = Rear slot 02, here with a 1-slot switch module RS03 = Rear slot 03, here with a 1-slot switch module

5.2.3 Rear Panel of the R&S OSP320

Instrument Tour
Rear Panel View
The rear panel of the R&S OSP320 features 5 module slots, an on/off switch, fuses, power supply connector, LAN and USB connectors and a micro SD card slot:
Figure 5-9: Rear view of the R&S OSP320 (3HU)
R Int = Rear interfaces, see Figure 6-4, with an additional D-Sub 9 trigger connector RS01 = Rear slot 01, here with a 1-slot switch module RS02 = Rear slot 02, here with a 1-slot switch module RS03 = Rear slot 03, here with a 1-slot switch module RS04 = Rear slot 04, here with a 1-slot switch module RS05 = Rear slot 05, here with a 1-slot switch module
You cannot insert any modules into the R&S OSP320 that are designed as 2-slot or 3-slot modules for a switch unit with 2 height units (2HU, see above).
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Instrument Tour
Rear Panel View
The D-Sub 9 trigger connector (next to the label "R Int" in Figure 5-9) is only available in the rear interface panel of the R&S OSP320, not in any other switch unit. However, triggering is not yet supported by the firmware. The hardware trigger feature will be added as option R&S OSP-K100 in the future.

5.2.4 Rear Panel of the R&S OSP-B200S2 Satellite Unit

For a comprehensive description of this unit, also refer to the R&S OSP- B200R/B200S2 Satellite System User Manual, available for download at
www.rohde-schwarz.com/manual/osp.
The rear panel of the R&S OSP-B200S2 features various connectors and LEDs.
You cannot insert any modules into the rear panel of the R&S OSP-B200S2.
Figure 5-10: Rear view of the R&S OSP-B200S2 (2HU)
1 = DC power supply connector 2 = Fiber-optic link (FOL) connector for optical remote control 3 = Wired link connector for electrical remote control 4 = Status LEDs for indicating [Power] and [Overheat] 5 = Status LED for indicating [Link / Busy]
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5.2.4.1 Wired Link versus Fiber-Optic Link
The link connectors (labeled (2) and (3) in Figure 5-10) allow choosing either an electrical or an optical control connection.
Wired link
For remote operation of the satellite unit R&S OSP-B200S2 across distances up to 10 m, use the D-Sub cable R&S OSP-Z200x. Connect this cable exclusively to the remote control interface module R&S OSP-B200R in your base switch unit. Connecting it to any other device or module can harm your equipment. The wired link cable supplies power from the base switch unit to the satellite.
Fiber-optic link
For remote operation of the satellite unit R&S OSP-B200S2 across larger dis­tances up to 20 m, or inside a shielded room, use the fiber-optic cable R&S OSP-Z201x or R&S OSP-Z202x. As the fiber-optic link cable does not supply power to the satellite unit, you must also use the 28 V DC power supply R&S OSP-B200P.
Instrument Tour
Rear Panel View
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Manual and Remote Modes of Operation
Trying Out the Switch Unit

6 Trying Out the Switch Unit

This chapter introduces the most important basic operations and settings of the R&S OSP step by step. For a complete overview, see the User Manual (p. 11).
Prerequisite: the instrument is set up, connected to mains power supply and star­ted up, as described in Chapter 4 on page 13. The next sections describe:
Manual and Remote Modes of Operation....................................................... 29
User Interface and Functional Elements......................................................... 31
Main Action Buttons........................................................................................ 34
Elements of the Status Line............................................................................ 34
Manual Module Operation...............................................................................35

6.1 Manual and Remote Modes of Operation

You can operate the switch unit by any of the following modes:
Direct Manual Operation................................................................................. 29
Manual Remote Operation.............................................................................. 30
Remote Operation by SCPI Commands......................................................... 30

6.1.1 Direct Manual Operation

If you use an R&S OSP230 or an R&S OSP320 with display module R&S OSP­B300M, you can control your switch unit by the user interface on the integrated touchscreen display.
Alternatively, with any of the R&S OSP models, you can control your switch unit via an external mouse and keyboard, connected to the USB interfaces (see (4) in
Figure 6-4). Optionally (especially without integrated touchscreen), you can con-
nect an external monitor to the switch unit's HDMI interface (see (5)).
Figure 6-1: Operation by integrated touchscreen (1) or by external USB / HDMI devices (2)
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Trying Out the Switch Unit
Manual and Remote Modes of Operation
For connecting external devices, see Figure 6-4.

6.1.2 Manual Remote Operation

You can control one or more switch units by working with the user interface in a web browser ("Web GUI") on a remote computer that is connected via LAN.
Figure 6-2: Manual remote operation via "WebGUI" and LAN
RJ45 = Ethernet (LAN) connector on the rear panel of each switch unit
Refer to the User Manual for more information, also regarding the combination of several switch units in a master-slave setup.
Note that the legacy software R&S OSP Panel is not compatible with the switch units R&S OSP220, R&S OSP230 and R&S OSP320.

6.1.3 Remote Operation by SCPI Commands

You can control the R&S OSP by SCPI commands sent from a remote computer that is connected via LAN. Refer to the User Manual.
Figure 6-3: Remote operation by SCPI commands
RJ45 = Ethernet (LAN) connector on the rear panel of each switch unit Far left = Two switch units integrated in a test system like R&S CEMS
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Trying Out the Switch Unit
User Interface and Functional Elements
To do so, you have two options:
For SCPI command communication, use a terminal program like R&S Forum or similar programming interface (for example with R&S VISA driver). Remote operation and RC commands are described in the User Manual.
Let a test system software like R&S EMC32 or R&S ELEKTRA send the required commands. Refer to www.rohde-schwarz.com/product/emc32 and
www.rohde-schwarz.com/product/elektra.

6.2 User Interface and Functional Elements

The switch units R&S OSP220 and
The switch unit R&S OSP230 and the display module R&S OSP-B300M have a touch- screen display.
Its functions are described in the User Manual.
R&S OSP320 have a micro display.
Use it to find the IP address in the first 2 lines and the subnet mask in the last 2 lines.
You cannot operate the switch units R&S OSP220 ‒ and the R&S OSP320 with­out display module R&S OSP-B300M ‒ by their micro displays. To operate these switch units without the graphical user interface of a built-in full touchscreen dis­play, use one of the following alternatives:
As on the right-hand side in Figure 6-1, connect an external monitor to the HDMI connector on the unit's front panel (labeled (5) in Figure 6-4). Also con­nect a mouse and keyboard to the USB connectors, labeled (4).
Use the switch unit as a slave device in a master-slave setup, as described in the User Manual.
Connect the switch unit to a local area network (LAN) by the RJ45 connector on the unit's rear panel. The connector is labeled (1) in Figure 6-4. Read the unit's IP address from the micro display and proceed as described in Chap-
ter 6.1.2, "Manual Remote Operation", on page 30, or Chapter 6.1.3, "Remote Operation by SCPI Commands", on page 30.
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Trying Out the Switch Unit
User Interface and Functional Elements
Figure 6-4: Connectors and functional elements on the switch unit's rear and front panel
R = Rear interfaces (where the R&S OSP320 has an additional trigger port, see Figure 5-9) F = Front interfaces (where the R&S OSP220 has no OLED micro display) I/0 = Main power switch with fuse holder and power connector 1 = LAN connector (RJ45) 2 = Slot for the micro SD card that holds the switch unit's operating system 3 = USB 3.1 connector 4 = Two USB 2.0 connectors (for external mouse and keyboard) 5 = HDMI connector (for an external monitor) 6 = Two BNC trigger input connectors (A and B) with two trigger status LEDs 7 = Front power switch with [Pwr] and LAN status LEDs
If you connect an external monitor to the HDMI connector (5), use a monitor that is compatible with this port’s DVI signal, which has the touchscreen's resolution of 800 x 480 pixels. Incompatible monitors cannot display the graphical user interface.
The trigger connectors (6) are not yet supported by the firmware. The hard­ware trigger feature will be added as option R&S OSP-K100 in the future.
Note that the rear interface panel of the R&S OSP320 has an additional D­Sub 9 trigger connector, shown in Rear view of the R&S OSP320 (3HU) on
page 26.
In any of these configurations, you can operate a switch unit by its user interface: either in a browser window or on an external monitor. The same holds true for the R&S OSP230 and R&S OSP320 with integrated display module R&S OSP­B300M, which provide touchscreen operation.
Using any of these options, you get access to the graphical user interface (GUI):
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User Interface and Functional Elements
Figure 6-5: Main menu of the graphical user interface
In the "Main" menu of the user interface, clicking the "Help" icon in the top right area opens an overview of the available functions:
Trying Out the Switch Unit
Figure 6-6: Main elements of the graphical user interface (GUI)
1 = Main menu 2 = Module operation 3 = Path switching 4 = Device configuration 5 = Context menu, always used together with one of the menu buttons above 6 = Status line with varying elements, see Chapter 6.4
The main GUI elements listed above are briefly described in Chapter 6.3, "Main
Action Buttons", on page 34, and Chapter 6.4, "Elements of the Status Line",
on page 34. For more information, refer to the User Manual.
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Trying Out the Switch Unit
Elements of the Status Line

6.3 Main Action Buttons

The user interface includes the following main action buttons:
The "Main" menu provides status and network information. Its context menu (1)+(5) gives additional device info and messages.
The "Module Operation" dialog allows immediate interaction with the relays. For a brief overview, see Chapter 6.5.
The "Path Switching" dialog allows defining, editing and activating paths. You can also export and import paths.
The "Configuration" dialog provides general settings, settings for net­work connectivity and for master/slave operation.
Context Menu
The "Context Menu" button calls specific functionality for any of the menu items shown above and listed as (1) to (4) in Figure 6-6. Hence, this button is always used together with one of the other buttons.
For more information, refer to the User Manual.

6.4 Elements of the Status Line

The status line is shown on top in Figure 6-5 and Figure 6-6. The various indica­tor icons have the following meanings:
Left: the R&S OSP is controlled by its graphical user interface (locally or via LAN). Right: the R&S OSP is controlled remotely by SCPI commands or a master. See Chapter 6.1,
"Manual and Remote Modes of Operation", on page 29.
If this label is displayed in the status line, the R&S OSP is in virtual mode (see User Manual).
If the lock icon is highlighted (right), it indicates the locked mode (see User Manual).
If the selection indicator icon is highlighted (right), at least one relay or output channel is selected (see Chapter 6.5.2).
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Trying Out the Switch Unit
Manual Module Operation

6.5 Manual Module Operation

This chapter outlines only the most basic features of the dialogs for man­ual "Module Operation" that allow immediate interaction with the relays. Click to either see a list of all installed switch modules or to see the
interaction dialog of one switch module:
Table 6-1: List of installed modules (left), interaction dialog of one switch module (right)
If you see the interaction dialog of one switch module, click to see the list of installed modules. Then click the name of any module to see its interaction dialog.

6.5.1 Switching Mode

As long as the selection mode (see Chapter 6.5.2) is deactivated, click the icon of a relay or channel to change its state:
Figure 6-7: Various relay types and the effect of clicking them
(A) SPDT relays, and (B) DPDT relays: Clicking toggles the state
(C) SP6T relays, and (D) SP8T relays: Clicking a terminal port selects it to be connected to the common port
(E) Output channels: Clicking toggles the state
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Trying Out the Switch Unit
Manual Module Operation
For switching relays and output channels, the "Toggle select mode" button (orange, described below) must not be active.

6.5.2 Selection Mode

The "Toggle select mode" button switches the "Selection Mode" on or off. This button (marked by a red circle in Figure 6-8) is only available in a view that shows at least one module and its details.
Figure 6-8: Relay or channel selection dialog
Red circle = "Toggle select mode" button. If the button is orange, the "Selection Mode" is
activated.
Green circle = "Items selected" indicator. The icon is highlighted, if at least one relay or output
channel in any module is selected.
Orange frames = Selected relays and output channels are highlighted in the module's interaction
dialog
While the "Selection Mode" is active, tapping or clicking the icon of a relay or out­put channel does not change its state, but only selects or deselects the relay or channel. This selection is indicated by the color of the icon's frame changing from gray to orange.
Use the selection mode for defining paths and output patterns.
To select or deselect all relays and output channels, go to "Module Opera­tion" (or "Path Switching") > "Context Menu" > "Path Selection" > "Select All" or "Deselect All".
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Trying Out the Switch Unit
Manual Module Operation
In a full-screen window of your web browser, the module interaction dialog can display several modules at the same time:
Figure 6-9: Full-screen representation of several modules in a browser window
On the contrary, to reproduce the original size of the touchscreen display, set your browser window to 800 × 480 pixels. Optionally, hit [F12] to enter this setting.
For a comprehensive description of module operation and all other functions, including the definition and switching of paths, refer to the User Manual.
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