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1746-NI4
Allen-Bradley 1746-NI4 Manuals
Manuals and User Guides for Allen-Bradley 1746-NI4. We have
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Allen-Bradley 1746-NI4 manual available for free PDF download: User Manual
Allen-Bradley 1746-NI4 User Manual (113 pages)
4-Channel Analog I/O Modules
Brand:
Allen-Bradley
| Category:
I/O Systems
| Size: 1 MB
Table of Contents
Table of Contents
5
Preface
9
Who Should Use this Manual
9
Purpose of this Manual
9
Related Documentation
10
Common Techniques Used in this Manual
11
Your Questions or Comments on this Manual
11
Overview
13
How to Use Analog
13
Types of Analog Modules
13
1746-NI4 Analog Input Module
14
1746-NIO4I and NIO4V Analog Combination Modules
14
1746-NO4I and NO4V Analog Output Modules
14
Quick Start for Experienced Users
15
Required Tools and Equipment
15
Procedures
16
Installing and Wiring Your Analog Module
23
European Union Directive Compliance
23
EMC Directives
23
Determining Your Power Requirements for a Modular Controller
24
Determining Your Power Requirements for a Fixed Controller
24
Configuring Your Module
27
Switch Settings for the 1746-NI4
27
Switch Settings for the 1746-NIO4I and -NIO4V
27
External Power Switch for the 1746-NO4I and -NO4V
28
Choosing a Slot in the Chassis
28
Installing Your Module
28
Removing the Analog Module Terminal Block
29
Wiring Considerations
30
System Wiring Guidelines
31
Grounding Your Cable
31
Determining the Cable Length
32
Wiring the Analog Module
32
Labeling and Installing the Terminal Block
34
Grounding the Foil Shields and Drain Wires
34
Wiring Schematics for 2, 3, and 4-Wire Analog Input Devices
36
Wiring Schematic for Single-Ended Analog Input Connections
37
Minimizing Electrical Noise on Analog Modules
37
Interface between the Module and the Processor
39
Entering Module ID Codes
39
Addressing Analog Modules
40
Bit Level Addressing
42
Processor Update of Analog Data
43
Monitoring the Input and Output Data
43
Converting Analog Input Data
44
Converting Analog Output Data
45
System Considerations
47
Safe State for Outputs
47
Retentive Programming Option
47
Retentive Analog Output Example
48
Non-Retentive Analog Output Example
49
During a Mode Change or Power Cycle
49
Input Out-Of-Range Detection
49
Response to Slot Disable
51
Input Response to Slot Disable
51
Output Response to Slot Disable
51
Input Channel Filtering
52
Testing the SLC 500 System
55
Start-Up Procedures
55
Inspect the Analog Module
56
Disconnect Prime Movers (Motion Devices)
56
Power up the SLC 500 System
57
Testing Analog Inputs
58
Testing Analog Outputs
60
Addressing, Out-Of-Range Detection, and Scaling of Analog
63
Inputs
63
Calculating the Linear Relationship
64
Calculating the Out-Of-Range Flag Using the Scale Instruction
65
Using Standard Math
66
Using the Scale (SCL) Instruction
68
Using Scale with Parameters (SCP) Instruction
69
Addressing and Scaling Outputs
70
Calculating the Linear Relationship
70
Using Standard Math
72
Using the Scale with Parameters (SCP) Instruction
74
Scaling Offset When > 32,767 or < -32,768
76
Calculating the Linear Relationship
76
Calculating the Shifted Linear Relationship
77
Using Standard Math
78
Using the Scale with Parameters (SCP) Instruction
80
Scaling and Range Checking and Analog Inputs and Outputs
82
Calculating the Linear Relationship
83
Using Standard Math Instructions
84
Scaling and Range Checking of Analog Inputs and Outputs
86
Using SCL Instruction
87
Using the Scale with Parameters (SCP) Instruction
88
Preventative Maintenance
89
Safety Considerations When Troubleshooting
90
Analog Modules Specification
91
General Specifications for NI4, NIO4I, NIO4V, NO4I, and NO4V
91
Nio4V
92
Current-Loop Input Specifications for NI4, NIO4I, and NIO4V
93
Voltage Input Specifications for NI4, NIO4I, and NIO4V
94
Current Output Specifications for NIO4I and NO4I
95
Voltage Output Specifications for NIO4V and NO4V
96
Positive Decimal Values
97
Negative Decimal Values
98
Calibrating an Analog Input Channel
101
Calculating the Software Calibration
102
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