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Racal Instruments 1256E Manuals
Manuals and User Guides for Racal Instruments 1256E. We have
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Racal Instruments 1256E manual available for free PDF download: Manual
Racal Instruments 1256E Manual (204 pages)
SWITCHING SYSTEM
Brand:
Racal Instruments
| Category:
Switch
| Size: 1.14 MB
Table of Contents
Table of Contents
7
Chapter 1
15
Introduction
15
Overview
15
Figure 1-1, 1256 Switching System
15
Features
16
Ease of Use
16
Front and Rear Panels
16
Figure 1-2, 1256 Features, Front Panel
16
Figure 1-3, 1256 Features, Rear Panel
17
Figure 1-4, Dimensions
17
Powerful Software
18
Items Shipped with the 1256
19
Chapter 2
21
Getting Started
21
Mounting Options
21
Main AC Power
21
Figure 2-1, Changing Fuse for Main AC Power
21
Installing Plug-Ins
23
Numbering of Plug-In Slots
23
Figure 2-2, Inserting a Plug-In
23
Connecting to Plug-Ins
24
Activating Main AC Power
24
Figure 2-3, Numbering of Switch Plug-In Slots
24
Figure 2-4, Activating Main AC Power
24
Self-Test
25
Verifying the Installed Plug-Ins
25
Closing a Relay
26
Opening a Relay
27
In Case of Trouble
28
Switching and Heat Dissipation
28
Chapter 3
31
Using the Front-Panel Controls
31
Introduction
31
Front Panel
32
Understanding the Hierarchical Menu
32
Figure 3-1, Front-Panel Controls
32
The Five Menus
37
Operations Menu
38
Path Control Menu
44
Settings Menu
48
Store/Recall Menu
56
System Menu
59
Complete Menu Listing
60
Chapter 4
65
Computer Interfaces
65
Introduction
65
Commands
65
Using the Ethernet Interface
66
Basic Ethernet Information
66
Ethernet Cabling Guidelines
66
Connecting the Ethernet Cables
67
Selecting the Ethernet Interface
67
Figure 4-1, Connecting the Ethernet Interface
67
Entering the Ethernet Communication Settings
69
Using the IEEE-488 (GPIB) Interface
74
Basic GPIB Information
74
GPIB Cabling Guidelines
75
Connecting the GPIB Cables
75
Selecting the GPIB Interface
76
Figure 4-2, Connecting the GPIB Interface
76
Setting the GPIB Address
77
Service Request (SRQ)
78
Using the RS-232 Interface
78
Equipment Required
79
Connecting to a Computer or Data Terminal
79
Connecting to a Modem
80
Figure 4-3, Using the RS-232 Interface
80
Figure 4-4A, Using the 1256 with a Computer
81
Figure 4-4B, Using the 1256 with a Modem
81
Setting the Flow Control Option
83
Setting the Baud Rate
85
Setting the Message Termination Characters
86
Setting the Data Bits, Stop Bits, and Parity
87
Using Microsoft Hyperterminal
89
Figure 4-5, Hyperterminal Connection Dialog Box
90
Figure 4-6, Phone Number Dialog Box
90
Figure 4-7, COM Properties Dialog Box
91
Figure 4-8, Main Communications Screen
92
Figure 4-9, Properties Dialog Box
93
Figure 4-10, Settings Dialog Box
93
Figure 4-11, ASCII Setup Dialog Box
94
Chapter 5
97
Scpi Command Basics
97
SCPI Command Overview
97
Input Format
97
Command Keyword Long Form and Short Form
99
Case Sensitivity
99
Optional Keywords
100
Querying Parameter Setting
100
SCPI Command Terminator
100
IEEE 488.2 Common Commands
102
IEEE-488.2 Status Description
103
Figure 5-1, IEEE-488.2 Status Reporting Model
104
Standard EVENT STATUS Register
105
STATUS BYTE Register
105
CLS Command
109
ESE Command
110
ESE? Query
111
ESR? Query
111
SRE Command
111
SRE? Query
111
STB? Query
112
OPC Command
112
OPC? Query
112
IDN? Query
113
RST Command
113
TST? Query
115
RCL Command
115
SAV Command
115
SPE Command
116
TRG Command
117
WAI Command
117
SCPI Status Registers
117
Numeric Parameters
120
Discrete Parameters
120
Boolean Parameters
121
Reply Output Buffer
123
Specifying Channels in Commands
125
Naming Relay Cards
126
Defining Module Names
126
Removing Module Names
128
Reading the Presently Defined Module Names
128
Reading the Module Address for a Module Name
129
Storing the Module Names in Non-Volatile Memory
129
Naming a Path
130
Defining Path Names
130
Removing Path Names
132
Reading the Presently Defined Path Names
132
Reading the Channel List for a Path Name
133
Storing Path Names in Non-Volatile Memory
133
Closing Relays
134
Opening Relays
135
Checking for Installed Plug-Ins
136
System Commands
137
Reading Error Messages
137
SCPI Compliance Information
138
User-Interface Lockout
138
Non-Volatile Update
139
Chapter 6
141
SCPI Command REFERENCE
141
General
141
Chapter 7
147
Digital Module Operation
147
General
147
Digital Module Ports
147
Asynchronous Digital Operation
147
Synchronous Digital Operation
148
Mixing Synchronous and Asynchronous Modes of Operation
148
Specifying Ports on a Digital Module
149
Selecting the Mode of Operation
150
Enabling and Disabling the Ports
151
Using the Asynchronous Mode of Operation
151
Using the Synchronous Mode of Operation
153
Setting up the Synchronous Test
155
Figure 7-1 (A), Port 4 Data after DIG:SYNC:DATA (@7(4)),10,20,30,40
157
Figure 7-1 (B), Port 4 Data after DIG:SYNC:DATA (@7(4)),50,60,70,80,90
157
Figure 7-1 (C), Port 4 Data after DIG:SYNC:INDEX (@7(4)),3
158
Figure 7-1 (D), Port 4 Data after DIG:SYNC:DATA (@7(4)),77,78
158
Arming the Digital Modules
159
Checking for Data Transfer Completion
160
Reading Data from a Synchronous Input Port
161
Clearing Data from Synchronous Input and Output Ports
162
Synchronous Control and Status Pins
162
Synchronous and Asynchronous Example
163
Chapter 8
165
Advanced SCPI Operations
165
Introduction
165
Using ROUTE: CONFIGURE to Control Switching Sequence
165
Include Lists
166
Using Exclude Lists
169
Using External Triggering
171
Selecting the Trigger Source
171
Selecting the Trigger Count
173
Selecting a Trigger Delay
173
Arming and Disarming the 1256
174
Generating a Single Trigger
175
Figure 8-1, State Transition Diagram for Arming and Triggering the 1256
175
Using Scan Lists and External Trigger Input
177
Scan Lists
177
Figure 8-2, External Trigger in and External Trigger out
177
Defining a Scan List
180
Advance Verification Features
182
Confidence Mode
182
Using Relay Verification
183
Saving/Recalling the Verification Masks
185
Automatically Recalling Verification Masks at Startup
185
Chapter 9
187
Product Support
187
Reshipment Instructions
187
Support Offices
188
Index
191
Appendix A: SPECIFICATIONS
193
Appendix B: RACK MOUNTING
197
Appendix C: TROUBLESHOOTING
199
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