IBM 3270 Installation Manual

Information display system physical planning

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Table Of Contents

Table of Contents

Table of Contents
Abbreviations and Definitions
Chapter 1. Introduction
3270 System Units
Pre-Installation Planning
Schedule of Customer Responsibilities
Six Months before Delivery
Four Months before Delivery
Three Months before Delivery
One Month to One Weck before Delivery
At Time of Delivery
Product and Environmental Safety
Customer Responsibility
Data Security
Floor Planning
Templates
Chapter 2. Operator Work Space Considerations
General Considerations
Data or Text Entry Work Stations
Figure 2-1. Data or Text Entry Work Station
Figure 2-2. Dimensions of Data or Text Entry Work Station
Interactive Work Stations
Multiple Work Stations
Selected Dimensions
Figure 2-3. Interactive Work Station
Figure 2-4. Dimensions of Interactive Work Station
Visual Considerations
Ambient Lighting
Eye Fatigue
Figure 2-5. Dual Work Station Arrangement
Chapter 3. Site Preparation
Temperature and Humidity
Electrical Requirements
Voltage and Frequency
Branch Circuits and Grounding
Figure 3-1. Temperature and Humidity Requirements
Lightning Protection
Power Lines
Communication Lines
Signal Lines
Electromagnetic Compatibility
Electrostatic Discharge
Chapter 4. System Configurations and Cabling
Local Attachment
Host System Channel Priority
Input/Output Priority Sequence
Device Wait (Critical) Time
Figure 4-2. 3272 and 3274 Priority Considerations
3270 Information Display System Cabling Schematics (Local)
3272 Control Unit
3274 Control Unit Models La, Lb, and Ld (Local)
Cabling Schematic
Communication Facilities
Major Elements
3270 Information Display System Cabling Schematics (Remote)
3271 Control Unit
3275 Display Station
Cables for Non-IBM Modems
3274 Control Unit Model 1 C (Remote) Cabling Schematic
3274 Control Unit Model 5 JC (Remote) Cabling Schematic 4-1
3276 Control Unit Display Station Models 1, 2, 3,4, 11, 12, 13, and 14 (Remote) Cabling Schematic
Chapter 5. Machine Specifications
Metric Conversions
Symbols
3271 Control Unit Models 1, 2, 11, and
3272 Control Unit Models 1 and
3274 Control Unit Models La, Lb, Lc, and Ld
Plan View
3274 Control Unit Model 51C
3275 Display Station Models 1, 2, 11, and
3276 Control Unit Display Station Models
3277 Display Station Model
3278 Display Station Models 1, 2, 3, 4, and
(Customer Setup Designated)
3279 Color Display Station Models 2A, 3A, 213, and 3B (Customer Setup Designated)
3284 Printer Models J, 2, and
3286 Printer Models 1, 2, and
3287 Printer Models L, 1 C, 2, and 2C
(Customer Setup Designated)
3288 Line Printer Model 2
3289 Line Printer Models 1 and
Chapter 6. Communication System Cabling
Conversion of 2260 Display Cables
System Cabling
IBM-Supplied Cables
Customer-Supplied Cables
Optional Customer Fabrication of Cables
Cable Installation-General
Cable Runs (Indoors)
Shield Commoning
Identification and Labeling of Device Cabling (Coaxial)
Control Unit End
Device End
Cable Runs (Outdoors)
Coaxial Cable Separation Guide
Completion Tests of Cabling
National Electrical Code Classification
UL Listing
Coaxial Cable Installation
Indoors
Outdoors
Substitute Cabling
Lightning Protection
Low Lightning Exposure Areas
Aerial Installation
Buried Installation
Medium Lightning Exposure Areas
Aerial Installation
High Lightning Exposure Areas
Figure 6-2. Medium Lightning Exposure Area - Aerial Installation
Figure 6-3. Medium Lightning Exposure Area - Buried Installation
Station Lightning Protectors
Figure 6-5. Station Protector Summary
Cable Specifications
Coaxial Cables (H and L)
Cable H (Indoor)
Cable L (Outdoor)
Coaxial Cable Splicing
3270 IDS Cabling Summary
Figure 6:6. Summary of IBM Part Numbers for Cables and Accessories
Figure 6-7. Bulk Cable Specifications for Indoor Coaxial Cable (H)
Figure 6-10. 3270 IDS Cabling Summary
Appendix A. U.S. and Canada Power Cord Plug Types
Figure A-2. Descriptions of Plugs and Receptacles
Figure A-3. NEMA Configurations
Power Cable Lengths
Figure C-1. Plug with Side Earthing (Ground) Pin - 16A Max
Figure C-2. Plug with Earthing (Ground) Pin - Loa Max
Figure C-3. Plug with Earthing (Ground) Pin - same Plug as
Figure C-4. Plug with Contact Tube and Side Earthing (Ground)
Figure C-6. Plug with Earthing (Ground) Pin - Loa Max
Appendix C. WT Power Plug Requirements
Figure C-9. Locking Plug with Earthing (Ground) Pin
Figure C-10. Plug with Earthing (Ground) Pin - 16A Max
Appendix D. Power Cord Specifications
Appendix E. Continental U.S. Lightning Damage Probability
Map
Appendix F. Connector Specifications for Attaching Non-IBM
Appendix G. 3270 Specification Summary (Metric Units
Appendix H. 3270 Specification Summary (English Units
Appendix J. Cables and Connectors for Attaching Non-IBM Devices
EIA/CCITT Cable TEST/OPERATE Switch
Appendix K. Wire Conversion Table
Appendix L. Inch-To-Centimetre Conversion Table
Appendix M. Voltage Limitations
Appendix N. Institllation Checklist

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GA27-2787-4

File No. S360/S370/S3/4300/8100-15

IBM 3270

Information Display System

Installation Manual -

Physical Planning

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