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Racal Instruments 407796-002 Manual

Racal Instruments 407796-002 Manual (178 pages)

SWITCHING SYSTEM

Brand: Racal Instruments | Category: Control Systems | Size: 4.11 MB

Table of Contents

Table of Contents
8
Chapter 1

18
- Introduction
  18
  - Overview
    18
    
    Figure 1-1, 1257 Switching System
    18
    
    Ease of Use
    19
    
    Features
    19
    
    Figure 1-2, 1257 Features, Front Panel
    20
    
    Figure 1-3, 1257 Features, Rear Panel
    20
    
    Front and Rear Panels
    20
    
    Figure 1-4, Dimensions
    21
    
    Figure 1-5, 2U High Remote Unit
    22
    
    Figure 1-6, Reverse Rack-Mounted
    22
    
    Figure 1-7, 5U Front Panel Display
    23
    
    Figure 1-8, 6U Front Panel Display
    23
    
    Powerful Software
    23
  - Items Shipped with the 1257
    25
Chapter 2

26
- Getting Started
  26
  - Mounting Options
    26
  - Main AC Power
    26
  - Figure 2-1, Changing Fuse for Main AC Power
    26
  - Installing the Drawer
    28
    
    Connecting to the Drawer
    28
    
    Figure 2-2, Inserting a Drawer
    28
  - Activating Main AC Power
    29
  - Self-Test
    29
    
    Figure 2-3, Activating Main AC Power
    29
    
    Closing a Relay
    30
    
    Verifying the Installed Drawer
    30
    
    In Case of Trouble
    31
    
    Opening a Relay
    31
    
    Switching and Heat Dissipation
    32
Chapter 3

34
- Using the Front Panel Controls
  34
  - Introduction
    34
  - Table 3-1, Accessibility of Features
    34
  - Front Panel
    35
  - Understanding the Hierarchical Menu
    35
    
    Figure 3-1, Front-Panel Controls
    35
    
    The Five Menus
    39
    
    Operations Menu
    40
    
    Path Control Menu
    42
    
    Closing a Path
    43
    
    Settings Menu
    46
    
    Store/Recall Menu
    53
    
    System Menu
    56
    
    Complete Menu Listing
    57
Chapter 4

62
- Computer Interfaces
  62
  - Introduction
    62
  - Commands
    62
    
    Basic Ethernet Information
    63
    
    Ethernet Cabling Guidelines
    63
    
    Using the Ethernet Interface
    63
    
    Connecting the Ethernet Cables
    64
    
    Figure 4-1, Connecting the Ethernet Interface
    64
    
    Selecting the Ethernet Interface
    64
    
    Entering the Ethernet Communication Settings
    65
    
    Basic GPIB Information
    71
    
    GPIB Cabling Guidelines
    71
    
    Using the IEEE-488 (GPIB) Interface
    71
    
    Connecting the GPIB Cables
    72
    
    Figure 4-2, Using the GPIB Interface
    72
    
    Selecting the GPIB Interface
    72
    
    Setting the GPIB Address
    73
    
    Service Request (SRQ)
    74
    
    Connecting to a Computer or Data Terminal
    75
    
    DTE Versus DCE
    75
    
    Equipment Required
    75
    
    Connecting to a Modem
    76
    
    Figure 4-3, Using the RS-232 Interface
    76
    
    Figure 4-4A, Using the 1257 with a Computer
    77
    
    Figure 4-4B, Using the 1257 with a Modem
    77
    
    Setting the Flow Control Option
    79
    
    Setting the Baud Rate
    81
    
    Setting the Message Termination Characters
    82
    
    Setting the Data Bits, Stop Bits, and Parity
    83
    
    Using Microsoft Hyperterminal
    85
    
    Figure 4-5, Hyperterminal Connection Dialog Box
    86
    
    Figure 4-6, Phone Number Dialog Box
    86
    
    Figure 4-7, COM Properties Dialog Box
    87
    
    Figure 4-8, Main Communications Screen
    88
    
    Figure 4-10, Settings Dialog Box
    89
    
    Figure 4-9, Properties Dialog Box
    89
    
    Figure 4-11, ASCII Setup Dialog Box
    90
Chapter 5

92
- Scpi Command Basics
  92
  - SCPI Command Overview
    92
    
    Input Format
    92
    
    Case Sensitivity
    94
    
    Command Keyword Long Form and Short Form
    94
    
    Optional Keywords
    95
    
    Querying Parameter Setting
    95
    
    SCPI Command Terminator
    95
- IEEE-STD-488.2 Common Commands
  97
- IEEE 488.2 Common Commands
  97
- IEEE-488. 2 Status Description
  98
- Figure 5-1, IEEE-488.2 Status Reporting Model
  99
- Standard EVENT STATUS Register
  100
- STATUS BYTE Register
  102
- SERVICE Register ENABLE Register
  104
  - CLS Command
    104
  - ESE Command
    105
  - ESE? Query
    106
  - ESR? Query
    106
  - SRE Command
    106
  - SRE? Query
    107
  - STB? Query
    107
  - OPC Command
    107
  - OPC? Query
    107
  - IDN? Query
    108
  - RST Command
    108
  - Table 5-1, Power-On and Reset State
    108
  - TST? Query
    109
  - RCL Command
    109
  - SAV Command
    109
  - SPE Command
    110
  - TRG Command
    111
  - WAI Command
    111
- SCPI Status Registers
  111
- SCPI Parameter Type
  113
  - Numeric Parameters
    113
  - Discrete Parameters
    114
    
    Boolean Parameters
    115
    
    Command Input Buffer
    115
    
    Reply Output Buffer
    117
    
    Specifying Channels in Commands
    118
    
    Defining Drawer Names
    119
    
    Naming the Drawer
    119
    
    Removing Drawer Names
    120
    
    Reading the Module Address for a Drawer Name
    121
    
    Reading the Presently Defined Drawer Names
    121
    
    Naming a Path
    122
    
    Storing the Drawer Names in Non-Volatile Memory
    122
    
    Defining Path Names
    123
    
    Reading the Presently Defined Path Names
    124
    
    Removing Path Names
    124
    
    Reading the Channel List for a Path Name
    125
    
    Storing Path Names in Non-Volatile Memory
    125
    
    Closing Channels
    126
    
    Opening Channels
    127
    
    Checking for Installed Drawers
    128
    
    Reading Error Messages
    128
    
    System Commands
    128
    
    SCPI Version Information
    129
    
    User-Interface Lockout
    130
    
    Non-Volatile Update
    131
Chapter 6 SCPI COMMAND REFERENCE

134
- General
  134
- Table 6-1, Commands Implemented by the 1257
  136
Chapter 7 ADVANCED SCPI OPERATIONS

140
- Introduction
  140
  - Using ROUTE: CONFIGURE to Control Switching Sequence
    140
  - Include Lists
    141
  - Using Exclude Lists
    144
  - Using External Triggering
    146
    
    Selecting the Trigger Source
    146
    
    Selecting a Trigger Delay
    147
    
    Selecting the Trigger Count
    147
    
    Arming and Disarming the 1257
    148
    
    Figure 7-1, State Transition Diagram for Arming and Triggering the 1257
    149
    
    Generating a Single Trigger
    149
    
    Output Trigger Signals from the 1257
    150
    
    Selecting an Output Trigger Destination
    150
  - Using Scan Lists and External Trigger Input
    151
  - Scan Lists
    151
    
    Figure 7-2, Using External Trigger in and External Trigger out
    151
    
    Defining a Scan List
    153
  - Advance Verification Features
    155
    
    Confidence Mode
    155
    
    Using Relay Verification
    156
    
    Saving/Recalling the Verification Masks
    157
    
    Automatically Recalling Verification Masks at Startup
    158
Chapter 8 PRODUCT SUPPORT

160
- Warranty
  160
Appendix A SPECIFICATIONS

162
- General
  162
- System
  162
- Remote Interface
  162
- Environmental
  163
- Emc
  164
- Safety
  164
- Mechanical
  164
Appendix B RACK MOUNTING

166
Appendix C TROUBLESHOOTING

170
- How to Use this Section
  170
- Power-Up
  170
- Front-Panel Controls
  171
- RS-232 Remote Interface
  172
- IEEE-488 (GPIB) Remote Interface
  174
- Drawers
  174
- Non-Volatile Memory
  175
- Index
  176

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