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HP E8462A Manual

HP E8462A Manual (155 pages)

256-Channel Relay Multiplexer

Brand: HP | Category: Multiplexer | Size: 5 MB

Table of Contents

Table of Contents
2
HP E8462A 256-Channel Relay Multiplexer
6
Edition 1
6
Hewlett-Packard Warranty Statement
6
Safety Symbols
7
Warnings
7
Declaration of Conformity
8
Reader Comment Sheet
10
Chapter 1 Configuring the HP E8462A Multiplexer

12
- Using this Chapter
  12
- Module Description
  12
  - Relay Organization
    12
  - Analog Bus
    13
  - Optional Terminal Cards
    13
- Warnings and Cautions
  15
- Configuring the Multiplexer Module
  16
- Installing the Multiplexer in a Mainframe
  18
- Connecting Field Wiring
  19
  - Field Wiring
    19
  - Not Using Optional Terminal Cards
    19
  - Field Wiring Terminal Connector
    19
  - Front Panel Connector Pin-Out
    20
  - Connecting the Analog Bus
    24
  - Terminal Cards
    25
- Programming the Multiplexer
  30
  - Specifying SCPI Commands
    30
  - Channel Address
    30
  - Card Numbers
    31
  - Channel Numbers, Ranges, and Lists
    32
- Initial Operation
  33
  - Example: Reset, Self Test, Module ID, and Close Channel
    34
Chapter 2 Using the Multiplexer

36
- What's in this Chapter
  36
  - Reset Conditions
    36
- Switching or Scanning
  37
  - Switching Channels to the Analog Bus
    37
  - Mode: WIRE1
    39
  - Mode: WIRE2
    40
  - Mode: WIRE3 and WIRE4
    41
- Other Modes
  41
- Scanning Channels
  46
- Recalling and Saving States
  53
  - Saving States
    53
  - Recalling States
    53
- Detecting Error Conditions
  54
  - Using Interrupts with Error Checking
    54
  - Analog Bus
    54
  - 2-Wire Resistance Measurements
    54
  - Routing Relay Operation
    55
- Function Mode Topologies
  55
Chapter 3 HP E8462A Relay Multiplexer Command Reference

68
- Using this Chapter
  68
- Command Types
  68
  - Common Command Format
    68
  - SCPI Command Format
    68
  - Linking Commands
    69
  - Parameters
    70
- SCPI Command Reference
  71
- Abort
  72
- Arm
  73
  - Arm:count
    73
- Diagnostic
  75
  - Diagnostic:fuse
    75
  - Diagnostic:interrupt[:Line]
    76
  - Diagnostic:interrupt:timer
    77
  - Diagnostic:scan:delay
    78
- Display
  79
  - Display:monitor:card
    79
  - Display:monitor[:State]
    80
  - Display:monitor[:State]
    81
- Initiate
  82
  - Initiate:continuous 1
    82
  - Initiate:continuous
    83
  - Initiate[:Immediate]
    83
- Output
  84
  - Output:ecltrgn[:State]
    84
  - Output:ecltrgn[:State]
    85
  - Output[:External][:State]
    85
  - Output[:External][:State]
    86
  - Output:ttltrgn[:State]
    86
  - Output:ttltrgn[:State]
    87
- [Route:]
  88
  - [Route:]Close
    88
  - [Route:]Close
    91
  - [Route:]Function
    91
  - [Route:]Function
    93
  - [Route:]Open
    93
  - [Route:]Open
    96
  - [Route:]Scan
    97
  - [Route:]Scan:mode
    99
  - [Route:]Scan:mode
    100
  - [Route:]Scan:port
    100
  - [Route:]Scan:port
    101
- Status
  102
  - Status:operation:condition
    104
  - Status:operation:enable
    104
  - Comments
    104
  - Status:operation[:Event]
    104
  - Status:preset
    105
- System
  106
  - System:cdescription
    106
  - System:cpon
    107
  - System:ctype
    107
  - System:error
    108
- Test
  109
  - Test:number
    109
- Trigger
  111
  - Trigger[:Immediate]
    111
  - Trigger:slope
    111
  - Trigger:slope
    112
  - Trigger:source
    112
  - Trigger:source
    114
- IEEE 488.2 Common Command Reference
  115
- SCPI Command Quick Reference
  116
Chapter 4 HP E8462A Scanning Voltmeter Application Examples

118
- Using this Chapter
  118
- Reset Conditions
  119
- The Scanning Voltmeter
  120
- Making Measurements
  121
  - Scanning Voltmeter Measurement Program
    121
  - Voltage Measurements
    122
  - 2-Wire Ohms Measurements
    122
  - 4-Wire Ohms Measurements
    122
- Scanning Voltmeter Command Quick Reference
  123
Appendix A HP E8462A Specifications

126
- General Characteristics
  126
- Input Characteristics
  127
  - Maximum Input
    127
  - DC Performance (Typical)
    127
  - AC Performance (Typical)
    128
  - Relay Life
    129
Appendix B Register-Based Programming

130
- About this Appendix
  130
- Register Addressing
  130
  - The Base Address
    130
  - Register Offset
    133
- Register Descriptions
  134
  - ID Register
    135
  - Device Type Register
    135
  - Status/Control Register
    135
  - Relay Control Registers
    137
  - Timer Control Register
    139
- Program Timing and Execution
  140
  - Closing Channels
    140
  - Using a Multimeter with the Multiplexer
    141
- Programming Example
  142
  - System Configuration
    142
  - Example Program
    142
Appendix C Error Messages

146
- Error Types
  146

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